diff --git a/common/Android.bp b/common/Android.bp
index e9c5fe37b221775d2c14b139b3808b638edf7aed..5e8d647b9001085e393f73927b5516ae6a1e8ae6 100644
--- a/common/Android.bp
+++ b/common/Android.bp
@@ -20,11 +20,10 @@ cc_library {
"EncodeHelpers.cpp",
"FormatConverter.cpp",
"Fourcc.cpp",
+ "H264NalParser.cpp",
+ "HEVCNalParser.cpp",
"NalParser.cpp",
- "V4L2ComponentCommon.cpp",
"VideoTypes.cpp",
- "V4L2Device.cpp",
- "V4L2DevicePoller.cpp",
"VideoPixelFormat.cpp",
],
diff --git a/common/Common.cpp b/common/Common.cpp
index 79243ec5e39800238472afe5a8f8b7bef14ef99d..24bb97554a687d2f669dc39d500cc4ad24841bf4 100644
--- a/common/Common.cpp
+++ b/common/Common.cpp
@@ -32,4 +32,22 @@ std::string toString(const ui::Size& size) {
return std::to_string(size.width) + "x" + std::to_string(size.height);
}
+// Check whether the specified profile is a valid profile for the specified codec.
+bool isValidProfileForCodec(VideoCodec codec, C2Config::profile_t profile) {
+ switch (codec) {
+ case VideoCodec::H264:
+ return ((profile >= C2Config::PROFILE_AVC_BASELINE) &&
+ (profile <= C2Config::PROFILE_AVC_ENHANCED_MULTIVIEW_DEPTH_HIGH));
+ case VideoCodec::VP8:
+ return ((profile >= C2Config::PROFILE_VP8_0) && (profile <= C2Config::PROFILE_VP8_3));
+ case VideoCodec::VP9:
+ return ((profile >= C2Config::PROFILE_VP9_0) && (profile <= C2Config::PROFILE_VP9_3));
+ case VideoCodec::HEVC:
+ return ((profile >= C2Config::PROFILE_HEVC_MAIN) &&
+ (profile <= C2Config::PROFILE_HEVC_3D_MAIN));
+ default:
+ return false;
+ }
+}
+
} // namespace android
diff --git a/common/EncodeHelpers.cpp b/common/EncodeHelpers.cpp
index c07281f00b2401b504f29f59db1621e0be7a8c4d..c1a9425f30d0403cd86a51dce29274198bc42e73 100644
--- a/common/EncodeHelpers.cpp
+++ b/common/EncodeHelpers.cpp
@@ -14,7 +14,7 @@
#include <ui/GraphicBuffer.h>
#include <utils/Log.h>
-#include <v4l2_codec2/common/NalParser.h>
+#include <v4l2_codec2/common/H264NalParser.h>
namespace android {
@@ -114,15 +114,15 @@ bool extractSPSPPS(const uint8_t* data, size_t length, std::vector<uint8_t>* sps
std::vector<uint8_t>* pps) {
bool foundSPS = false;
bool foundPPS = false;
- NalParser parser(data, length);
+ H264NalParser parser(data, length);
while (!(foundSPS && foundPPS) && parser.locateNextNal()) {
switch (parser.type()) {
- case NalParser::kSPSType:
+ case H264NalParser::kSPSType:
sps->resize(parser.length());
memcpy(sps->data(), parser.data(), parser.length());
foundSPS = true;
break;
- case NalParser::kPPSType:
+ case H264NalParser::kPPSType:
pps->resize(parser.length());
memcpy(pps->data(), parser.data(), parser.length());
foundPPS = true;
@@ -155,24 +155,24 @@ size_t prependSPSPPSToIDR(const uint8_t* src, size_t srcSize, uint8_t* dst, size
std::vector<uint8_t>* sps, std::vector<uint8_t>* pps) {
bool foundStreamParams = false;
size_t remainingDstSize = dstSize;
- NalParser parser(src, srcSize);
+ H264NalParser parser(src, srcSize);
while (parser.locateNextNal()) {
switch (parser.type()) {
- case NalParser::kSPSType:
+ case H264NalParser::kSPSType:
// SPS found, copy to cache.
ALOGV("Found SPS (length %zu)", parser.length());
sps->resize(parser.length());
memcpy(sps->data(), parser.data(), parser.length());
foundStreamParams = true;
break;
- case NalParser::kPPSType:
+ case H264NalParser::kPPSType:
// PPS found, copy to cache.
ALOGV("Found PPS (length %zu)", parser.length());
pps->resize(parser.length());
memcpy(pps->data(), parser.data(), parser.length());
foundStreamParams = true;
break;
- case NalParser::kIDRType:
+ case H264NalParser::kIDRType:
ALOGV("Found IDR (length %zu)", parser.length());
if (foundStreamParams) {
ALOGV("Not injecting SPS and PPS before IDR, already present");
diff --git a/common/FormatConverter.cpp b/common/FormatConverter.cpp
index d694bd1aab0e50a8c9dfba37dd776876c05515a6..cb1a0495c7ffd2e01f702690a8f7fdf7de0d7ce0 100644
--- a/common/FormatConverter.cpp
+++ b/common/FormatConverter.cpp
@@ -60,7 +60,7 @@ ImplDefinedToRGBXMap::~ImplDefinedToRGBXMap() {
}
// static
-std::unique_ptr<ImplDefinedToRGBXMap> ImplDefinedToRGBXMap::Create(
+std::unique_ptr<ImplDefinedToRGBXMap> ImplDefinedToRGBXMap::create(
const C2ConstGraphicBlock& block) {
uint32_t width, height, format, stride, igbpSlot, generation;
uint64_t usage, igbpId;
@@ -92,7 +92,7 @@ std::unique_ptr<ImplDefinedToRGBXMap> ImplDefinedToRGBXMap::Create(
}
// static
-std::unique_ptr<FormatConverter> FormatConverter::Create(VideoPixelFormat outFormat,
+std::unique_ptr<FormatConverter> FormatConverter::create(VideoPixelFormat outFormat,
const ui::Size& visibleSize,
uint32_t inputCount,
const ui::Size& codedSize) {
@@ -115,78 +115,117 @@ c2_status_t FormatConverter::initialize(VideoPixelFormat outFormat, const ui::Si
videoPixelFormatToString(outFormat).c_str(), visibleSize.width, visibleSize.height,
inputCount, codedSize.width, codedSize.height);
- std::shared_ptr<C2BlockPool> pool;
- c2_status_t status = GetCodec2BlockPool(C2BlockPool::BASIC_GRAPHIC, nullptr, &pool);
+ mOutFormat = outFormat;
+ mVisibleSize = visibleSize;
+ mCodedSize = codedSize;
+
+ mTempPlaneU =
+ std::unique_ptr<uint8_t[]>(new uint8_t[mVisibleSize.width * mVisibleSize.height / 4]);
+ mTempPlaneV =
+ std::unique_ptr<uint8_t[]>(new uint8_t[mVisibleSize.width * mVisibleSize.height / 4]);
+
+ // Allocate graphic blocks for format conversion.
+ uint32_t requested_buffer_count = std::max(1u, inputCount);
+ c2_status_t status = allocateBuffers(requested_buffer_count);
if (status != C2_OK) {
- ALOGE("Failed to get basic graphic block pool (err=%d)", status);
+ ALOGE("Failed to allocate buffers (error: %d)", status);
return status;
}
+ return C2_OK;
+}
+
+c2_status_t FormatConverter::allocateBuffers(uint32_t count) {
+ ALOGV("Allocating %u buffers (format: %s, visible size: %dx%d, coded size: %dx%d)", count,
+ videoPixelFormatToString(mOutFormat).c_str(), mVisibleSize.width, mVisibleSize.height,
+ mCodedSize.width, mCodedSize.height);
+
HalPixelFormat halFormat;
- if (outFormat == VideoPixelFormat::I420) {
- // Android HAL format doesn't have I420, we use YV12 instead and swap U and V data while
- // conversion to perform I420.
+ if (mOutFormat == VideoPixelFormat::I420) {
+ // Android HAL format doesn't have I420, we use YV12 instead and swap U/V while converting.
halFormat = HalPixelFormat::YV12;
} else {
- halFormat = HalPixelFormat::YCBCR_420_888; // will allocate NV12 by minigbm.
+ halFormat = HalPixelFormat::YCBCR_420_888; // Will allocate NV12 in minigbm.
+ }
+
+ std::shared_ptr<C2BlockPool> pool;
+ c2_status_t status = GetCodec2BlockPool(C2BlockPool::BASIC_GRAPHIC, nullptr, &pool);
+ if (status != C2_OK) {
+ ALOGE("Failed to get basic graphic block pool (error: %d)", status);
+ return C2_NO_MEMORY;
}
- uint32_t bufferCount = std::max(inputCount, kMinInputBufferCount);
- for (uint32_t i = 0; i < bufferCount; i++) {
+ for (uint32_t i = 0; i < count; i++) {
std::shared_ptr<C2GraphicBlock> block;
- status = pool->fetchGraphicBlock(codedSize.width, codedSize.height,
+ status = pool->fetchGraphicBlock(mCodedSize.width, mCodedSize.height,
static_cast<uint32_t>(halFormat),
{(C2MemoryUsage::CPU_READ | C2MemoryUsage::CPU_WRITE),
static_cast<uint64_t>(BufferUsage::VIDEO_ENCODER)},
&block);
if (status != C2_OK) {
- ALOGE("Failed to fetch graphic block (err=%d)", status);
- return status;
+ ALOGE("Failed to fetch graphic block (error: %d)", status);
+ return C2_NO_MEMORY;
}
mGraphicBlocks.emplace_back(new BlockEntry(std::move(block)));
mAvailableQueue.push(mGraphicBlocks.back().get());
}
- mOutFormat = outFormat;
- mVisibleSize = visibleSize;
-
- mTempPlaneU =
- std::unique_ptr<uint8_t[]>(new uint8_t[mVisibleSize.width * mVisibleSize.height / 4]);
- mTempPlaneV =
- std::unique_ptr<uint8_t[]>(new uint8_t[mVisibleSize.width * mVisibleSize.height / 4]);
-
return C2_OK;
}
-C2ConstGraphicBlock FormatConverter::convertBlock(uint64_t frameIndex,
- const C2ConstGraphicBlock& inputBlock,
- c2_status_t* status) {
- if (!isReady()) {
- ALOGV("There is no available block for conversion");
- *status = C2_NO_MEMORY;
- return inputBlock; // This is actually redundant and should not be used.
- }
-
- BlockEntry* entry = mAvailableQueue.front();
- std::shared_ptr<C2GraphicBlock> outputBlock = entry->mBlock;
-
+c2_status_t FormatConverter::convertBlock(uint64_t frameIndex,
+ const C2ConstGraphicBlock& inputBlock,
+ C2ConstGraphicBlock* convertedBlock) {
const C2GraphicView& inputView = inputBlock.map().get();
C2PlanarLayout inputLayout = inputView.layout();
- // The above layout() cannot fill layout information and memset 0 instead if the input format is
- // IMPLEMENTATION_DEFINED and its backed format is RGB. We fill the layout by using
- // ImplDefinedToRGBXMap in the case.
+ // Determine the input buffer pixel format.
+ VideoPixelFormat inputFormat = VideoPixelFormat::UNKNOWN;
std::unique_ptr<ImplDefinedToRGBXMap> idMap;
- if (static_cast<uint32_t>(inputLayout.type) == 0u) {
- idMap = ImplDefinedToRGBXMap::Create(inputBlock);
- if (idMap == nullptr) {
+ if (inputLayout.type == C2PlanarLayout::TYPE_YUV) {
+ if (inputLayout.rootPlanes == 3) {
+ inputFormat = VideoPixelFormat::YV12;
+ } else if (inputLayout.rootPlanes == 2) {
+ const uint8_t* const* data = inputView.data();
+ inputFormat = (data[C2PlanarLayout::PLANE_V] > data[C2PlanarLayout::PLANE_U])
+ ? VideoPixelFormat::NV12
+ : VideoPixelFormat::NV21;
+ }
+ } else if (inputLayout.type == C2PlanarLayout::TYPE_RGB) {
+ inputFormat = VideoPixelFormat::ABGR;
+ } else if (static_cast<uint32_t>(inputLayout.type) == 0u) {
+ // The above layout() cannot fill layout information and sets it to 0 instead if the input
+ // format is IMPLEMENTATION_DEFINED and its backed format is RGB. We fill the layout by
+ // using ImplDefinedToRGBXMap in this case.
+ idMap = ImplDefinedToRGBXMap::create(inputBlock);
+ if (!idMap) {
ALOGE("Unable to parse RGBX_8888 from IMPLEMENTATION_DEFINED");
- *status = C2_CORRUPTED;
- return inputBlock; // This is actually redundant and should not be used.
+ return C2_CORRUPTED;
}
+ // There is only RGBA_8888 specified in C2AllocationGralloc::map(), no BGRA_8888. Maybe
+ // BGRA_8888 is not used now?
+ inputFormat = VideoPixelFormat::ABGR;
inputLayout.type = C2PlanarLayout::TYPE_RGB;
+ } else {
+ ALOGE("Failed to determine input pixel format: %u", inputLayout.type);
+ return C2_CORRUPTED;
+ }
+
+ if (inputFormat == mOutFormat) {
+ ALOGV("Zero-Copy is applied");
+ mGraphicBlocks.emplace_back(new BlockEntry(frameIndex));
+ *convertedBlock = inputBlock;
+ return C2_OK;
+ }
+
+ if (!isReady()) {
+ ALOGV("There is no available block for conversion");
+ return C2_NO_MEMORY;
}
+ BlockEntry* entry = mAvailableQueue.front();
+ std::shared_ptr<C2GraphicBlock> outputBlock = entry->mBlock;
+
C2GraphicView outputView = outputBlock->map().get();
C2PlanarLayout outputLayout = outputView.layout();
uint8_t* dstY = outputView.data()[C2PlanarLayout::PLANE_Y];
@@ -198,8 +237,6 @@ C2ConstGraphicBlock FormatConverter::convertBlock(uint64_t frameIndex,
const int dstStrideV = outputLayout.planes[C2PlanarLayout::PLANE_U].rowInc; // only for I420
const int dstStrideUV = outputLayout.planes[C2PlanarLayout::PLANE_U].rowInc; // only for NV12
- VideoPixelFormat inputFormat = VideoPixelFormat::UNKNOWN;
- *status = C2_OK;
if (inputLayout.type == C2PlanarLayout::TYPE_YUV) {
const uint8_t* srcY = inputView.data()[C2PlanarLayout::PLANE_Y];
const uint8_t* srcU = inputView.data()[C2PlanarLayout::PLANE_U];
@@ -207,17 +244,6 @@ C2ConstGraphicBlock FormatConverter::convertBlock(uint64_t frameIndex,
const int srcStrideY = inputLayout.planes[C2PlanarLayout::PLANE_Y].rowInc;
const int srcStrideU = inputLayout.planes[C2PlanarLayout::PLANE_U].rowInc;
const int srcStrideV = inputLayout.planes[C2PlanarLayout::PLANE_V].rowInc;
- if (inputLayout.rootPlanes == 3) {
- inputFormat = VideoPixelFormat::YV12;
- } else if (inputLayout.rootPlanes == 2) {
- inputFormat = (srcV > srcU) ? VideoPixelFormat::NV12 : VideoPixelFormat::NV21;
- }
-
- if (inputFormat == mOutFormat) {
- ALOGV("Zero-Copy is applied");
- mGraphicBlocks.emplace_back(new BlockEntry(frameIndex));
- return inputBlock;
- }
switch (convertMap(inputFormat, mOutFormat)) {
case convertMap(VideoPixelFormat::YV12, VideoPixelFormat::I420):
@@ -253,14 +279,9 @@ C2ConstGraphicBlock FormatConverter::convertBlock(uint64_t frameIndex,
ALOGE("Unsupported pixel format conversion from %s to %s",
videoPixelFormatToString(inputFormat).c_str(),
videoPixelFormatToString(mOutFormat).c_str());
- *status = C2_CORRUPTED;
- return inputBlock; // This is actually redundant and should not be used.
+ return C2_CORRUPTED;
}
} else if (inputLayout.type == C2PlanarLayout::TYPE_RGB) {
- // There is only RGBA_8888 specified in C2AllocationGralloc::map(), no BGRA_8888. Maybe
- // BGRA_8888 is not used now?
- inputFormat = VideoPixelFormat::ABGR;
-
const uint8_t* srcRGB = (idMap) ? idMap->addr() : inputView.data()[C2PlanarLayout::PLANE_R];
const int srcStrideRGB =
(idMap) ? idMap->rowInc() : inputLayout.planes[C2PlanarLayout::PLANE_R].rowInc;
@@ -287,20 +308,21 @@ C2ConstGraphicBlock FormatConverter::convertBlock(uint64_t frameIndex,
ALOGE("Unsupported pixel format conversion from %s to %s",
videoPixelFormatToString(inputFormat).c_str(),
videoPixelFormatToString(mOutFormat).c_str());
- *status = C2_CORRUPTED;
- return inputBlock; // This is actually redundant and should not be used.
+ return C2_CORRUPTED;
}
} else {
ALOGE("Unsupported input layout type");
- *status = C2_CORRUPTED;
- return inputBlock; // This is actually redundant and should not be used.
+ return C2_CORRUPTED;
}
ALOGV("convertBlock(frame_index=%" PRIu64 ", format=%s)", frameIndex,
videoPixelFormatToString(inputFormat).c_str());
entry->mAssociatedFrameIndex = frameIndex;
mAvailableQueue.pop();
- return outputBlock->share(C2Rect(mVisibleSize.width, mVisibleSize.height), C2Fence());
+
+ *convertedBlock =
+ outputBlock->share(C2Rect(mVisibleSize.width, mVisibleSize.height), C2Fence());
+ return C2_OK;
}
c2_status_t FormatConverter::returnBlock(uint64_t frameIndex) {
diff --git a/common/H264NalParser.cpp b/common/H264NalParser.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..d2949c50d9c464999ce615f427cfbbf015f50c1f
--- /dev/null
+++ b/common/H264NalParser.cpp
@@ -0,0 +1,227 @@
+// Copyright 2021 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "NalParser"
+
+#include <v4l2_codec2/common/H264NalParser.h>
+
+#include <media/stagefright/foundation/ABitReader.h>
+#include <utils/Log.h>
+
+namespace android {
+
+namespace {
+
+enum H264ProfileIDC {
+ kProfileIDCAVLC444 = 44,
+ kProfileIDScalableBaseline = 83,
+ kProfileIDScalableHigh = 86,
+ kProfileIDCHigh = 100,
+ kProfileIDHigh10 = 110,
+ kProfileIDSMultiviewHigh = 118,
+ kProfileIDHigh422 = 122,
+ kProfileIDStereoHigh = 128,
+ kProfileIDHigh444Predictive = 244,
+};
+
+constexpr uint32_t kYUV444Idc = 3;
+
+// Skip a H.264 sequence scaling list in the specified bitstream.
+bool skipScalingList(ABitReader* br, size_t scalingListSize) {
+ size_t nextScale = 8;
+ size_t lastScale = 8;
+ for (size_t j = 0; j < scalingListSize; ++j) {
+ if (nextScale != 0) {
+ int32_t deltaScale;
+ if (!NalParser::parseSE(br, &deltaScale)) return false; // delta_sl
+ if (deltaScale < -128) {
+ ALOGW("delta scale (%d) is below range, capping to -128", deltaScale);
+ deltaScale = -128;
+ } else if (deltaScale > 127) {
+ ALOGW("delta scale (%d) is above range, capping to 127", deltaScale);
+ deltaScale = 127;
+ }
+ nextScale = (lastScale + (deltaScale + 256)) % 256;
+ }
+ lastScale = (nextScale == 0) ? lastScale : nextScale;
+ }
+ return true;
+}
+
+// Skip the H.264 sequence scaling matrix in the specified bitstream.
+bool skipScalingMatrix(ABitReader* br, size_t numScalingLists) {
+ for (size_t i = 0; i < numScalingLists; ++i) {
+ uint32_t seq_scaling_list_present_flag;
+ if (!br->getBitsGraceful(1, &seq_scaling_list_present_flag))
+ return false; // seq_scaling_list_present_flag
+ if (seq_scaling_list_present_flag) {
+ if (i < 6) {
+ if (!skipScalingList(br, 16)) return false;
+ } else {
+ if (!skipScalingList(br, 64)) return false;
+ }
+ }
+ }
+ return true;
+}
+
+} // namespace
+
+H264NalParser::H264NalParser(const uint8_t* data, size_t length) : NalParser(data, length) {}
+
+bool H264NalParser::locateSPS() {
+ while (locateNextNal()) {
+ if (length() == 0) continue;
+ if (type() != kSPSType) continue;
+ return true;
+ }
+
+ return false;
+}
+
+bool H264NalParser::locateIDR() {
+ while (locateNextNal()) {
+ if (length() == 0) continue;
+ if (type() != kIDRType) continue;
+ return true;
+ }
+
+ return false;
+}
+
+uint8_t H264NalParser::type() const {
+ // First byte is forbidden_zero_bit (1) + nal_ref_idc (2) + nal_unit_type (5)
+ constexpr uint8_t kNALTypeMask = 0x1f;
+ return *mCurrNalDataPos & kNALTypeMask;
+}
+
+bool H264NalParser::findCodedColorAspects(ColorAspects* colorAspects) {
+ ALOG_ASSERT(colorAspects);
+ ALOG_ASSERT(type() == kSPSType);
+
+ // Unfortunately we can't directly jump to the Video Usability Information (VUI) parameters that
+ // contain the color aspects. We need to parse the entire SPS header up until the values we
+ // need.
+
+ // Skip first byte containing type.
+ NALBitReader br(mCurrNalDataPos + 1, length() - 1);
+
+ uint32_t unused;
+ uint32_t profileIDC;
+ if (!br.getBitsGraceful(8, &profileIDC)) return false; // profile_idc
+ br.skipBits(16); // constraint flags + reserved bits + level_idc
+ parseUE(&br, &unused); // seq_parameter_set_id
+
+ if (profileIDC == kProfileIDCHigh || profileIDC == kProfileIDHigh10 ||
+ profileIDC == kProfileIDHigh422 || profileIDC == kProfileIDHigh444Predictive ||
+ profileIDC == kProfileIDCAVLC444 || profileIDC == kProfileIDScalableBaseline ||
+ profileIDC == kProfileIDScalableHigh || profileIDC == kProfileIDSMultiviewHigh ||
+ profileIDC == kProfileIDStereoHigh) {
+ uint32_t chromaFormatIDC;
+ if (!parseUE(&br, &chromaFormatIDC)) return false;
+ if (chromaFormatIDC == kYUV444Idc) { // chroma_format_idc
+ br.skipBits(1); // separate_colour_plane_flag
+ }
+
+ parseUE(&br, &unused); // bit_depth_luma_minus8
+ parseUE(&br, &unused); // bit_depth_chroma_minus8
+ br.skipBits(1); // lossless_qpprime_y_zero_flag
+
+ uint32_t seqScalingMatrixPresentFlag;
+ if (!br.getBitsGraceful(1, &seqScalingMatrixPresentFlag))
+ return false; // seq_scaling_matrix_present_flag
+ if (seqScalingMatrixPresentFlag) {
+ const size_t numScalingLists = (chromaFormatIDC != kYUV444Idc) ? 8 : 12;
+ if (!skipScalingMatrix(&br, numScalingLists)) return false;
+ }
+ }
+
+ parseUE(&br, &unused); // log2_max_frame_num_minus4
+ uint32_t pictureOrderCountType;
+ if (!parseUE(&br, &pictureOrderCountType)) return false; // pic_order_cnt_type
+ if (pictureOrderCountType == 0) {
+ parseUE(&br, &unused); // log2_max_pic_order_cnt_lsb_minus4
+ } else if (pictureOrderCountType == 1) {
+ br.skipBits(1); // delta_pic_order_always_zero_flag
+ int32_t unused_i;
+ parseSE(&br, &unused_i); // offset_for_non_ref_pic
+ parseSE(&br, &unused_i); // offset_for_top_to_bottom_field
+ uint32_t numReferenceFrames;
+ if (!parseUE(&br, &numReferenceFrames))
+ return false; // num_ref_frames_in_pic_order_cnt_cycle
+ for (uint32_t i = 0; i < numReferenceFrames; ++i) {
+ parseUE(&br, &unused); // offset_for_ref_frame
+ }
+ }
+
+ parseUE(&br, &unused); // num_ref_frames
+ br.skipBits(1); // gaps_in_frame_num_value_allowed_flag
+ parseUE(&br, &unused); // pic_width_in_mbs_minus1
+ parseUE(&br, &unused); // pic_height_in_map_units_minus1
+ uint32_t frameMbsOnlyFlag;
+ if (!br.getBitsGraceful(1, &frameMbsOnlyFlag)) return false; // frame_mbs_only_flag
+ if (!frameMbsOnlyFlag) {
+ br.skipBits(1); // mb_adaptive_frame_field_flag
+ }
+ br.skipBits(1); // direct_8x8_inference_flag
+
+ uint32_t frameCroppingFlag;
+ if (!br.getBitsGraceful(1, &frameCroppingFlag)) return false; // frame_cropping_flag
+ if (frameCroppingFlag) {
+ parseUE(&br, &unused); // frame_cropping_rect_left_offset
+ parseUE(&br, &unused); // frame_cropping_rect_right_offset
+ parseUE(&br, &unused); // frame_cropping_rect_top_offset
+ parseUE(&br, &unused); // frame_cropping_rect_bottom_offset
+ }
+
+ uint32_t vuiParametersPresentFlag;
+ if (!br.getBitsGraceful(1, &vuiParametersPresentFlag))
+ return false; // vui_parameters_present_flag
+ if (vuiParametersPresentFlag) {
+ uint32_t aspectRatioInfoPresentFlag;
+ if (!br.getBitsGraceful(1, &aspectRatioInfoPresentFlag))
+ return false; // VUI aspect_ratio_info_present_flag
+ if (aspectRatioInfoPresentFlag) {
+ uint32_t aspectRatioIdc;
+ if (!br.getBitsGraceful(8, &aspectRatioIdc)) return false; // VUI aspect_ratio_idc
+ if (aspectRatioIdc == 255) { // VUI aspect_ratio_idc == extended sample aspect ratio
+ br.skipBits(32); // VUI sar_width + sar_height
+ }
+ }
+
+ uint32_t overscanInfoPresentFlag;
+ if (!br.getBitsGraceful(1, &overscanInfoPresentFlag))
+ return false; // VUI overscan_info_present_flag
+ if (overscanInfoPresentFlag) {
+ br.skipBits(1); // VUI overscan_appropriate_flag
+ }
+ uint32_t videoSignalTypePresentFlag;
+ if (!br.getBitsGraceful(1, &videoSignalTypePresentFlag))
+ return false; // VUI video_signal_type_present_flag
+ if (videoSignalTypePresentFlag) {
+ br.skipBits(3); // VUI video_format
+ uint32_t videoFullRangeFlag;
+ if (!br.getBitsGraceful(1, &videoFullRangeFlag))
+ return false; // VUI videoFullRangeFlag
+ colorAspects->fullRange = videoFullRangeFlag;
+ uint32_t color_description_present_flag;
+ if (!br.getBitsGraceful(1, &color_description_present_flag))
+ return false; // VUI color_description_present_flag
+ if (color_description_present_flag) {
+ if (!br.getBitsGraceful(8, &colorAspects->primaries))
+ return false; // VUI colour_primaries
+ if (!br.getBitsGraceful(8, &colorAspects->transfer))
+ return false; // VUI transfer_characteristics
+ if (!br.getBitsGraceful(8, &colorAspects->coeffs))
+ return false; // VUI matrix_coefficients
+ return true;
+ }
+ }
+ }
+
+ return false; // The NAL unit doesn't contain color aspects info.
+}
+
+} // namespace android
diff --git a/common/HEVCNalParser.cpp b/common/HEVCNalParser.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..89c67f7e06ba50b9a80e5ffb07cbe00a8d0fba96
--- /dev/null
+++ b/common/HEVCNalParser.cpp
@@ -0,0 +1,366 @@
+// Copyright 2022 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "NalParser"
+
+#include <v4l2_codec2/common/HEVCNalParser.h>
+
+#include <algorithm>
+
+#include <media/stagefright/foundation/ABitReader.h>
+#include <utils/Log.h>
+
+namespace android {
+
+namespace {
+
+constexpr uint32_t kMaxShortTermRefPicSets = 64;
+
+struct StRefPicSet {
+ // Syntax elements.
+ int numNegativePics;
+ int numPositivePics;
+ int deltaPocS0[kMaxShortTermRefPicSets];
+ int deltaPocS1[kMaxShortTermRefPicSets];
+
+ // Calculated fields.
+ int numDeltaPocs;
+};
+
+// Skip an HEVC ProfileTierLevel in the specified bitstream.
+bool skipProfileTierLevel(ABitReader* br, uint32_t spsMaxSublayersMinus1) {
+ // general_profile_space(2), general_tier_flag(1), general_profile_idc(5),
+ // general_profile_compatibility_flag(32), general_progressive_source_flag(1),
+ // general_interlaced_source_flag(1), general_non_packed_constraint_flag(1),
+ // general_frame_only_constraint_flag(1), compatibility_flags(43), general_inbld_flag(1),
+ // general_level_idc(8)
+ br->skipBits(96);
+ if (spsMaxSublayersMinus1 > 6) return false;
+ uint32_t subLayerProfilePresentFlag[6];
+ uint32_t subLayerLevelPresentFlag[6];
+ for (uint32_t i = 0; i < spsMaxSublayersMinus1; ++i) {
+ if (!br->getBitsGraceful(1, &subLayerProfilePresentFlag[i])) return false;
+ if (!br->getBitsGraceful(1, &subLayerLevelPresentFlag[i])) return false;
+ }
+ if (spsMaxSublayersMinus1 > 0) {
+ br->skipBits(2 * (8 - spsMaxSublayersMinus1));
+ }
+ for (uint32_t i = 0; i < spsMaxSublayersMinus1; ++i) {
+ if (subLayerProfilePresentFlag[i]) {
+ // sub_layer_profile_space(2), sub_layer_tier_flag(1), sub_layer_profile_idc(5),
+ // sub_layer_profile_compatibility_flag(32), sub_layer_progressive_source_flag(1),
+ // sub_layer_interlaced_source_flag(1), sub_layer_non_packed_constraint_flag(1),
+ // sub_layer_frame_only_constraint_flag(1), compatibility_flags(43),
+ // sub_layer_inbld_flag(1)
+ br->skipBits(88);
+ }
+ if (subLayerLevelPresentFlag[i]) {
+ br->skipBits(8); // sub_layer_level_idc
+ }
+ }
+ return true;
+}
+
+// Skip an HEVC ScalingListData in the specified bitstream.
+bool skipScalingListData(ABitReader* br) {
+ for (int sizeId = 0; sizeId < 4; ++sizeId) {
+ for (int matrixId = 0; matrixId < 6; matrixId += (sizeId == 3) ? 3 : 1) {
+ uint32_t scalingListPredModeFlag;
+ if (!br->getBitsGraceful(1, &scalingListPredModeFlag)) return false;
+ if (!scalingListPredModeFlag) {
+ uint32_t unused;
+ NalParser::parseUE(br, &unused); // scaling_list_pred_matrix_id_delta
+ } else {
+ int32_t unused;
+ if (sizeId > 1)
+ NalParser::parseSE(br, &unused); // scaling_list_dc_coef_16x16 or 32x32
+ int coefNum = std::min(64, (1 << (4 + (sizeId << 1))));
+ for (int i = 0; i < coefNum; ++i)
+ NalParser::parseSE(br, &unused); // scaling_list_delta_coef
+ }
+ }
+ }
+ return true;
+}
+
+// Skip an HEVC StRefPicSet in the specified bitstream.
+bool skipStRefPicSet(ABitReader* br, uint32_t stRpsIdx, uint32_t numShortTermRefPicSets,
+ StRefPicSet* allRefPicSets, StRefPicSet* currRefPicSet) {
+ uint32_t interRefPicSetPredictionFlag = 0;
+ if (stRpsIdx != 0) {
+ if (!br->getBitsGraceful(1, &interRefPicSetPredictionFlag)) return false;
+ }
+ if (interRefPicSetPredictionFlag) {
+ uint32_t deltaIdxMinus1 = 0;
+ if (stRpsIdx == numShortTermRefPicSets) {
+ if (!NalParser::parseUE(br, &deltaIdxMinus1)) return false;
+ if (deltaIdxMinus1 + 1 > stRpsIdx) {
+ ALOGW("deltaIdxMinus1 is out of range");
+ return false;
+ }
+ }
+ int refRpsIdx = stRpsIdx - (static_cast<int>(deltaIdxMinus1) + 1);
+ uint32_t deltaRpsSign;
+ uint32_t absDeltaRpsMinus1;
+ if (!br->getBitsGraceful(1, &deltaRpsSign)) return false;
+ if (!NalParser::parseUE(br, &absDeltaRpsMinus1)) return false;
+ int deltaRps = (1 - 2 * static_cast<int>(deltaRpsSign)) *
+ (static_cast<int>(absDeltaRpsMinus1) + 1);
+ const StRefPicSet& refSet = allRefPicSets[refRpsIdx];
+ uint32_t useDeltaFlag[kMaxShortTermRefPicSets];
+ // useDeltaFlag defaults to 1 if not present.
+ std::fill_n(useDeltaFlag, kMaxShortTermRefPicSets, 1);
+
+ for (int j = 0; j <= refSet.numDeltaPocs; j++) {
+ uint32_t usedByCurrPicFlag;
+ if (!br->getBitsGraceful(1, &usedByCurrPicFlag)) return false;
+ if (!usedByCurrPicFlag)
+ if (!br->getBitsGraceful(1, &useDeltaFlag[j])) return false;
+ }
+ int i = 0;
+ for (int j = refSet.numPositivePics - 1; j >= 0; --j) {
+ int dPoc = refSet.deltaPocS1[j] + deltaRps;
+ if (dPoc < 0 && useDeltaFlag[refSet.numNegativePics + j])
+ currRefPicSet->deltaPocS0[i++] = dPoc;
+ }
+ if (deltaRps < 0 && useDeltaFlag[refSet.numDeltaPocs]) {
+ currRefPicSet->deltaPocS0[i++] = deltaRps;
+ }
+ for (int j = 0; j < refSet.numNegativePics; ++j) {
+ int dPoc = refSet.deltaPocS0[j] + deltaRps;
+ if (dPoc < 0 && useDeltaFlag[j]) currRefPicSet->deltaPocS0[i++] = dPoc;
+ }
+ currRefPicSet->numNegativePics = i;
+ i = 0;
+ for (int j = refSet.numNegativePics - 1; j >= 0; --j) {
+ int dPoc = refSet.deltaPocS0[j] + deltaRps;
+ if (dPoc > 0 && useDeltaFlag[j]) currRefPicSet->deltaPocS1[i++] = dPoc;
+ }
+ if (deltaRps > 0 && useDeltaFlag[refSet.numDeltaPocs])
+ currRefPicSet->deltaPocS1[i++] = deltaRps;
+ for (int j = 0; j < refSet.numPositivePics; ++j) {
+ int dPoc = refSet.deltaPocS1[j] + deltaRps;
+ if (dPoc > 0 && useDeltaFlag[refSet.numNegativePics + j])
+ currRefPicSet->deltaPocS1[i++] = dPoc;
+ }
+ currRefPicSet->numPositivePics = i;
+ } else {
+ uint32_t uintForRead;
+ if (!NalParser::parseUE(br, &uintForRead)) return false;
+ currRefPicSet->numNegativePics = static_cast<int>(uintForRead);
+ if (!NalParser::parseUE(br, &uintForRead)) return false;
+ currRefPicSet->numPositivePics = static_cast<int>(uintForRead);
+ if (currRefPicSet->numNegativePics > kMaxShortTermRefPicSets ||
+ currRefPicSet->numPositivePics > kMaxShortTermRefPicSets) {
+ ALOGW("num_negative_pics or num_positive_pics is out of range");
+ return false;
+ }
+ for (int i = 0; i < currRefPicSet->numNegativePics; ++i) {
+ uint32_t deltaPocS0Minus1;
+ if (!NalParser::parseUE(br, &deltaPocS0Minus1)) return false;
+ if (i == 0) {
+ currRefPicSet->deltaPocS0[i] = -(static_cast<int>(deltaPocS0Minus1) + 1);
+ } else {
+ currRefPicSet->deltaPocS0[i] =
+ currRefPicSet->deltaPocS0[i - 1] - (static_cast<int>(deltaPocS0Minus1) + 1);
+ }
+ br->skipBits(1); // used_by_curr_pic_s0
+ }
+ for (int i = 0; i < currRefPicSet->numPositivePics; ++i) {
+ uint32_t deltaPocS1Minus1;
+ if (!NalParser::parseUE(br, &deltaPocS1Minus1)) return false;
+ if (i == 0) {
+ currRefPicSet->deltaPocS1[i] = static_cast<int>(deltaPocS1Minus1) + 1;
+ } else {
+ currRefPicSet->deltaPocS1[i] =
+ currRefPicSet->deltaPocS1[i - 1] + static_cast<int>(deltaPocS1Minus1) + 1;
+ }
+ br->skipBits(1); // used_by_curr_pic_s1
+ }
+ }
+ currRefPicSet->numDeltaPocs = currRefPicSet->numNegativePics + currRefPicSet->numPositivePics;
+ if (currRefPicSet->numDeltaPocs > kMaxShortTermRefPicSets) {
+ ALOGW("numDeltaPocs is out of range");
+ return false;
+ }
+ return true;
+}
+
+} // namespace
+
+HEVCNalParser::HEVCNalParser(const uint8_t* data, size_t length) : NalParser(data, length) {}
+
+bool HEVCNalParser::locateSPS() {
+ while (locateNextNal()) {
+ if (length() == 0) continue;
+ if (type() != kSPSType) continue;
+ return true;
+ }
+
+ return false;
+}
+
+bool HEVCNalParser::locateIDR() {
+ while (locateNextNal()) {
+ if (length() == 0) continue;
+ if (type() != kIDRType) continue;
+ return true;
+ }
+
+ return false;
+}
+
+uint8_t HEVCNalParser::type() const {
+ // First bit is forbidden_zero_bit, next 6 are nal_unit_type
+ constexpr uint8_t kNALTypeMask = 0x7e;
+ return (*mCurrNalDataPos & kNALTypeMask) >> 1;
+}
+
+bool HEVCNalParser::findCodedColorAspects(ColorAspects* colorAspects) {
+ ALOG_ASSERT(colorAspects);
+ ALOG_ASSERT(type() == kSPSType);
+
+ // Unfortunately we can't directly jump to the Video Usability Information (VUI) parameters that
+ // contain the color aspects. We need to parse the entire SPS header up until the values we
+ // need.
+ // Skip first 2 bytes for the NALU header.
+ if (length() <= 2) return false;
+ NALBitReader br(mCurrNalDataPos + 2, length() - 2);
+
+ br.skipBits(4); // sps_video_parameter_set_id
+ uint32_t spsMaxSublayersMinus1;
+ if (!br.getBitsGraceful(3, &spsMaxSublayersMinus1)) return false;
+ br.skipBits(1); // sps_temporal_id_nesting_flag
+
+ if (!skipProfileTierLevel(&br, spsMaxSublayersMinus1)) return false;
+
+ uint32_t unused;
+ parseUE(&br, &unused); // sps_seq_parameter_set_id
+ uint32_t chromaFormatIdc;
+ if (!parseUE(&br, &chromaFormatIdc)) return false;
+ if (chromaFormatIdc == 3) br.skipBits(1); // separate_colour_plane_flag
+ parseUE(&br, &unused); // pic_width_in_luma_samples
+ parseUE(&br, &unused); // pic_height_in_luma_samples
+
+ uint32_t conformanceWindowFlag;
+ if (!br.getBitsGraceful(1, &conformanceWindowFlag)) return false;
+ if (conformanceWindowFlag) {
+ parseUE(&br, &unused); // conf_win_left_offset
+ parseUE(&br, &unused); // conf_win_right_offset
+ parseUE(&br, &unused); // conf_win_top_offset
+ parseUE(&br, &unused); // conf_win_bottom_offset
+ }
+ parseUE(&br, &unused); // bit_depth_luma_minus8
+ parseUE(&br, &unused); // bit_depth_chroma_minus8
+ uint32_t log2MaxPicOrderCntLsbMinus4;
+ if (!parseUE(&br, &log2MaxPicOrderCntLsbMinus4)) return false;
+
+ uint32_t spsSubLayerOrderingInfoPresentFlag;
+ if (!br.getBitsGraceful(1, &spsSubLayerOrderingInfoPresentFlag)) return false;
+ for (uint32_t i = spsSubLayerOrderingInfoPresentFlag ? 0 : spsMaxSublayersMinus1;
+ i <= spsMaxSublayersMinus1; ++i) {
+ parseUE(&br, &unused); // sps_max_dec_pic_buffering_minus1
+ parseUE(&br, &unused); // sps_max_num_reorder_pics
+ parseUE(&br, &unused); // sps_max_latency_increase_plus1
+ }
+ parseUE(&br, &unused); // log2_min_luma_coding_block_size_minus3
+ parseUE(&br, &unused); // log2_diff_max_min_luma_coding_block_size
+ parseUE(&br, &unused); // log2_min_luma_transform_block_size_minus2
+ parseUE(&br, &unused); // log2_diff_max_min_luma_transform_block_size
+ parseUE(&br, &unused); // max_transform_hierarchy_depth_inter
+ parseUE(&br, &unused); // max_transform_hierarchy_depth_intra
+ uint32_t scalingListEnabledFlag;
+ if (!br.getBitsGraceful(1, &scalingListEnabledFlag)) return false;
+ if (scalingListEnabledFlag) {
+ uint32_t spsScalingListDataPresentFlag;
+ if (!br.getBitsGraceful(1, &spsScalingListDataPresentFlag)) return false;
+ if (spsScalingListDataPresentFlag) {
+ if (!skipScalingListData(&br)) return false;
+ }
+ }
+
+ br.skipBits(2); // amp_enabled_flag(1), sample_adaptive_offset_enabled_flag(1)
+ uint32_t pcmEnabledFlag;
+ if (!br.getBitsGraceful(1, &pcmEnabledFlag)) return false;
+ if (pcmEnabledFlag) {
+ // pcm_sample_bit_depth_luma_minus1(4), pcm_sample_bit_depth_chroma_minus1(4)
+ br.skipBits(8);
+ parseUE(&br, &unused); // log2_min_pcm_luma_coding_block_size_minus3
+ parseUE(&br, &unused); // log2_diff_max_min_pcm_luma_coding_block_size
+ br.skipBits(1); // pcm_loop_filter_disabled_flag
+ }
+
+ uint32_t numShortTermRefPicSets;
+ if (!parseUE(&br, &numShortTermRefPicSets)) return false;
+ if (numShortTermRefPicSets > kMaxShortTermRefPicSets) {
+ ALOGW("numShortTermRefPicSets out of range");
+ return false;
+ }
+ StRefPicSet allRefPicSets[kMaxShortTermRefPicSets];
+ memset(allRefPicSets, 0, sizeof(StRefPicSet) * kMaxShortTermRefPicSets);
+ for (uint32_t i = 0; i < numShortTermRefPicSets; ++i) {
+ if (!skipStRefPicSet(&br, i, numShortTermRefPicSets, allRefPicSets, &allRefPicSets[i]))
+ return false;
+ }
+
+ uint32_t longTermRefPicsPresentFlag;
+ if (!br.getBitsGraceful(1, &longTermRefPicsPresentFlag)) return false;
+ if (longTermRefPicsPresentFlag) {
+ uint32_t numLongTermRefPicsSps;
+ if (!parseUE(&br, &numLongTermRefPicsSps)) return false;
+ for (uint32_t i = 0; i < numLongTermRefPicsSps; ++i) {
+ // lt_ref_pic_poc_lsb_sps
+ if (!br.getBitsGraceful(log2MaxPicOrderCntLsbMinus4 + 4, &unused)) return false;
+ if (!br.getBitsGraceful(1, &unused)) return false; // used_by_curr_pic_lt_sps_flag
+ }
+ }
+ // sps_temporal_mvp_enabled_flag(1), strong_intra_smoothing_enabled_flag(1)
+ br.skipBits(2);
+ uint32_t vuiParametersPresentFlag;
+ if (!br.getBitsGraceful(1, &vuiParametersPresentFlag)) return false;
+ if (vuiParametersPresentFlag) {
+ uint32_t aspectRatioInfoPresentFlag;
+ if (!br.getBitsGraceful(1, &aspectRatioInfoPresentFlag))
+ return false; // VUI aspect_ratio_info_present_flag
+ if (aspectRatioInfoPresentFlag) {
+ uint32_t aspectRatioIdc;
+ if (!br.getBitsGraceful(8, &aspectRatioIdc)) return false; // VUI aspect_ratio_idc
+ if (aspectRatioIdc == 255) { // VUI aspect_ratio_idc == extended sample aspect ratio
+ br.skipBits(32); // VUI sar_width + sar_height
+ }
+ }
+
+ uint32_t overscanInfoPresentFlag;
+ if (!br.getBitsGraceful(1, &overscanInfoPresentFlag))
+ return false; // VUI overscan_info_present_flag
+ if (overscanInfoPresentFlag) br.skipBits(1); // VUI overscan_appropriate_flag
+ uint32_t videoSignalTypePresentFlag;
+ if (!br.getBitsGraceful(1, &videoSignalTypePresentFlag))
+ return false; // VUI video_signal_type_present_flag
+ if (videoSignalTypePresentFlag) {
+ br.skipBits(3); // VUI video_format
+ uint32_t videoFullRangeFlag;
+ if (!br.getBitsGraceful(1, &videoFullRangeFlag))
+ return false; // VUI videoFullRangeFlag
+ colorAspects->fullRange = videoFullRangeFlag;
+ uint32_t color_description_present_flag;
+ if (!br.getBitsGraceful(1, &color_description_present_flag))
+ return false; // VUI color_description_present_flag
+ if (color_description_present_flag) {
+ if (!br.getBitsGraceful(8, &colorAspects->primaries))
+ return false; // VUI colour_primaries
+ if (!br.getBitsGraceful(8, &colorAspects->transfer))
+ return false; // VUI transfer_characteristics
+ if (!br.getBitsGraceful(8, &colorAspects->coeffs))
+ return false; // VUI matrix_coefficients
+ return true;
+ }
+ }
+ }
+
+ return false; // The NAL unit doesn't contain color aspects info.
+}
+
+} // namespace android
diff --git a/common/NalParser.cpp b/common/NalParser.cpp
index 1df95d4e62899bb093fbe96125b6699e0c56e047..60ed83657ede972b5ae60b46914f3058f8c335da 100644
--- a/common/NalParser.cpp
+++ b/common/NalParser.cpp
@@ -5,94 +5,14 @@
//#define LOG_NDEBUG 0
#define LOG_TAG "NalParser"
-#include <v4l2_codec2/common/NalParser.h>
-
#include <algorithm>
+#include <v4l2_codec2/common/NalParser.h>
+
#include <media/stagefright/foundation/ABitReader.h>
-#include <utils/Log.h>
namespace android {
-namespace {
-
-enum H264ProfileIDC {
- kProfileIDCAVLC444 = 44,
- kProfileIDScalableBaseline = 83,
- kProfileIDScalableHigh = 86,
- kProfileIDCHigh = 100,
- kProfileIDHigh10 = 110,
- kProfileIDSMultiviewHigh = 118,
- kProfileIDHigh422 = 122,
- kProfileIDStereoHigh = 128,
- kProfileIDHigh444Predictive = 244,
-};
-
-constexpr uint32_t kYUV444Idc = 3;
-
-// Read unsigned int encoded with exponential-golomb.
-bool parseUE(ABitReader* br, uint32_t* val) {
- uint32_t numZeroes = 0;
- uint32_t bit;
- if (!br->getBitsGraceful(1, &bit)) return false;
- while (bit == 0) {
- ++numZeroes;
- if (!br->getBitsGraceful(1, &bit)) return false;
- }
- if (!br->getBitsGraceful(numZeroes, val)) return false;
- *val += (1u << numZeroes) - 1;
- return true;
-}
-
-// Read signed int encoded with exponential-golomb.
-bool parseSE(ABitReader* br, int32_t* val) {
- uint32_t codeNum;
- if (!parseUE(br, &codeNum)) return false;
- *val = (codeNum & 1) ? (codeNum + 1) >> 1 : -static_cast<int32_t>(codeNum >> 1);
- return true;
-}
-
-// Skip a H.264 sequence scaling list in the specified bitstream.
-bool skipScalingList(ABitReader* br, size_t scalingListSize) {
- size_t nextScale = 8;
- size_t lastScale = 8;
- for (size_t j = 0; j < scalingListSize; ++j) {
- if (nextScale != 0) {
- int32_t deltaScale;
- if (!parseSE(br, &deltaScale)) return false; // delta_sl
- if (deltaScale < -128) {
- ALOGW("delta scale (%d) is below range, capping to -128", deltaScale);
- deltaScale = -128;
- } else if (deltaScale > 127) {
- ALOGW("delta scale (%d) is above range, capping to 127", deltaScale);
- deltaScale = 127;
- }
- nextScale = (lastScale + (deltaScale + 256)) % 256;
- }
- lastScale = (nextScale == 0) ? lastScale : nextScale;
- }
- return true;
-}
-
-// Skip the H.264 sequence scaling matrix in the specified bitstream.
-bool skipScalingMatrix(ABitReader* br, size_t numScalingLists) {
- for (size_t i = 0; i < numScalingLists; ++i) {
- uint32_t seq_scaling_list_present_flag;
- if (!br->getBitsGraceful(1, &seq_scaling_list_present_flag))
- return false; // seq_scaling_list_present_flag
- if (seq_scaling_list_present_flag) {
- if (i < 6) {
- if (!skipScalingList(br, 16)) return false;
- } else {
- if (!skipScalingList(br, 64)) return false;
- }
- }
- }
- return true;
-}
-
-} // namespace
-
NalParser::NalParser(const uint8_t* data, size_t length)
: mCurrNalDataPos(data), mDataEnd(data + length) {
mNextNalStartCodePos = findNextStartCodePos();
@@ -105,16 +25,6 @@ bool NalParser::locateNextNal() {
return true;
}
-bool NalParser::locateSPS() {
- while (locateNextNal()) {
- if (length() == 0) continue;
- if (type() != kSPSType) continue;
- return true;
- }
-
- return false;
-}
-
const uint8_t* NalParser::data() const {
return mCurrNalDataPos;
}
@@ -126,142 +36,31 @@ size_t NalParser::length() const {
return *(mNextNalStartCodePos - 1) == 0x00 ? length - 1 : length;
}
-uint8_t NalParser::type() const {
- // First byte is forbidden_zero_bit (1) + nal_ref_idc (2) + nal_unit_type (5)
- constexpr uint8_t kNALTypeMask = 0x1f;
- return *mCurrNalDataPos & kNALTypeMask;
-}
-
const uint8_t* NalParser::findNextStartCodePos() const {
return std::search(mCurrNalDataPos, mDataEnd, kNalStartCode,
kNalStartCode + kNalStartCodeLength);
}
-bool NalParser::findCodedColorAspects(ColorAspects* colorAspects) {
- ALOG_ASSERT(colorAspects);
- ALOG_ASSERT(type() == kSPSType);
-
- // Unfortunately we can't directly jump to the Video Usability Information (VUI) parameters that
- // contain the color aspects. We need to parse the entire SPS header up until the values we
- // need.
-
- // Skip first byte containing type.
- ABitReader br(mCurrNalDataPos + 1, length() - 1);
-
- uint32_t unused;
- uint32_t profileIDC;
- if (!br.getBitsGraceful(8, &profileIDC)) return false; // profile_idc
- br.skipBits(16); // constraint flags + reserved bits + level_idc
- parseUE(&br, &unused); // seq_parameter_set_id
-
- if (profileIDC == kProfileIDCHigh || profileIDC == kProfileIDHigh10 ||
- profileIDC == kProfileIDHigh422 || profileIDC == kProfileIDHigh444Predictive ||
- profileIDC == kProfileIDCAVLC444 || profileIDC == kProfileIDScalableBaseline ||
- profileIDC == kProfileIDScalableHigh || profileIDC == kProfileIDSMultiviewHigh ||
- profileIDC == kProfileIDStereoHigh) {
- uint32_t chromaFormatIDC;
- if (!parseUE(&br, &chromaFormatIDC)) return false;
- if (chromaFormatIDC == kYUV444Idc) { // chroma_format_idc
- br.skipBits(1); // separate_colour_plane_flag
- }
-
- parseUE(&br, &unused); // bit_depth_luma_minus8
- parseUE(&br, &unused); // bit_depth_chroma_minus8
- br.skipBits(1); // lossless_qpprime_y_zero_flag
-
- uint32_t seqScalingMatrixPresentFlag;
- if (!br.getBitsGraceful(1, &seqScalingMatrixPresentFlag))
- return false; // seq_scaling_matrix_present_flag
- if (seqScalingMatrixPresentFlag) {
- const size_t numScalingLists = (chromaFormatIDC != kYUV444Idc) ? 8 : 12;
- if (!skipScalingMatrix(&br, numScalingLists)) return false;
- }
- }
-
- parseUE(&br, &unused); // log2_max_frame_num_minus4
- uint32_t pictureOrderCountType;
- if (!parseUE(&br, &pictureOrderCountType)) return false; // pic_order_cnt_type
- if (pictureOrderCountType == 0) {
- parseUE(&br, &unused); // log2_max_pic_order_cnt_lsb_minus4
- } else if (pictureOrderCountType == 1) {
- br.skipBits(1); // delta_pic_order_always_zero_flag
- int32_t unused_i;
- parseSE(&br, &unused_i); // offset_for_non_ref_pic
- parseSE(&br, &unused_i); // offset_for_top_to_bottom_field
- uint32_t numReferenceFrames;
- if (!parseUE(&br, &numReferenceFrames))
- return false; // num_ref_frames_in_pic_order_cnt_cycle
- for (uint32_t i = 0; i < numReferenceFrames; ++i) {
- parseUE(&br, &unused); // offset_for_ref_frame
- }
- }
-
- parseUE(&br, &unused); // num_ref_frames
- br.skipBits(1); // gaps_in_frame_num_value_allowed_flag
- parseUE(&br, &unused); // pic_width_in_mbs_minus1
- parseUE(&br, &unused); // pic_height_in_map_units_minus1
- uint32_t frameMbsOnlyFlag;
- if (!br.getBitsGraceful(1, &frameMbsOnlyFlag)) return false; // frame_mbs_only_flag
- if (!frameMbsOnlyFlag) {
- br.skipBits(1); // mb_adaptive_frame_field_flag
- }
- br.skipBits(1); // direct_8x8_inference_flag
-
- uint32_t frameCroppingFlag;
- if (!br.getBitsGraceful(1, &frameCroppingFlag)) return false; // frame_cropping_flag
- if (frameCroppingFlag) {
- parseUE(&br, &unused); // frame_cropping_rect_left_offset
- parseUE(&br, &unused); // frame_cropping_rect_right_offset
- parseUE(&br, &unused); // frame_cropping_rect_top_offset
- parseUE(&br, &unused); // frame_cropping_rect_bottom_offset
- }
-
- uint32_t vuiParametersPresentFlag;
- if (!br.getBitsGraceful(1, &vuiParametersPresentFlag))
- return false; // vui_parameters_present_flag
- if (vuiParametersPresentFlag) {
- uint32_t aspectRatioInfoPresentFlag;
- if (!br.getBitsGraceful(1, &aspectRatioInfoPresentFlag))
- return false; // VUI aspect_ratio_info_present_flag
- if (aspectRatioInfoPresentFlag) {
- uint32_t aspectRatioIdc;
- if (!br.getBitsGraceful(8, &aspectRatioIdc)) return false; // VUI aspect_ratio_idc
- if (aspectRatioIdc == 255) { // VUI aspect_ratio_idc == extended sample aspect ratio
- br.skipBits(32); // VUI sar_width + sar_height
- }
- }
-
- uint32_t overscanInfoPresentFlag;
- if (!br.getBitsGraceful(1, &overscanInfoPresentFlag))
- return false; // VUI overscan_info_present_flag
- if (overscanInfoPresentFlag) {
- br.skipBits(1); // VUI overscan_appropriate_flag
- }
- uint32_t videoSignalTypePresentFlag;
- if (!br.getBitsGraceful(1, &videoSignalTypePresentFlag))
- return false; // VUI video_signal_type_present_flag
- if (videoSignalTypePresentFlag) {
- br.skipBits(3); // VUI video_format
- uint32_t videoFullRangeFlag;
- if (!br.getBitsGraceful(1, &videoFullRangeFlag))
- return false; // VUI videoFullRangeFlag
- colorAspects->fullRange = videoFullRangeFlag;
- uint32_t color_description_present_flag;
- if (!br.getBitsGraceful(1, &color_description_present_flag))
- return false; // VUI color_description_present_flag
- if (color_description_present_flag) {
- if (!br.getBitsGraceful(8, &colorAspects->primaries))
- return false; // VUI colour_primaries
- if (!br.getBitsGraceful(8, &colorAspects->transfer))
- return false; // VUI transfer_characteristics
- if (!br.getBitsGraceful(8, &colorAspects->coeffs))
- return false; // VUI matrix_coefficients
- return true;
- }
- }
+// Read unsigned int encoded with exponential-golomb.
+bool NalParser::parseUE(ABitReader* br, uint32_t* val) {
+ uint32_t numZeroes = 0;
+ uint32_t bit;
+ if (!br->getBitsGraceful(1, &bit)) return false;
+ while (bit == 0) {
+ ++numZeroes;
+ if (!br->getBitsGraceful(1, &bit)) return false;
}
+ if (!br->getBitsGraceful(numZeroes, val)) return false;
+ *val += (1u << numZeroes) - 1;
+ return true;
+}
- return false; // The NAL unit doesn't contain color aspects info.
+// Read signed int encoded with exponential-golomb.
+bool NalParser::parseSE(ABitReader* br, int32_t* val) {
+ uint32_t codeNum;
+ if (!parseUE(br, &codeNum)) return false;
+ *val = (codeNum & 1) ? (codeNum + 1) >> 1 : -static_cast<int32_t>(codeNum >> 1);
+ return true;
}
} // namespace android
diff --git a/common/VideoTypes.cpp b/common/VideoTypes.cpp
index 18ebfc9e4eba2ff77253c06bc181cba859c704f9..61feb06ac6c74c2cdec9a69f0b10e1e6cfd2cef9 100644
--- a/common/VideoTypes.cpp
+++ b/common/VideoTypes.cpp
@@ -30,6 +30,8 @@ const char* profileToString(C2Config::profile_t profile) {
return "unused";
case C2Config::PROFILE_AVC_BASELINE:
return "h264 baseline";
+ case C2Config::PROFILE_AVC_CONSTRAINED_BASELINE:
+ return "h264 constrained baseline";
case C2Config::PROFILE_AVC_MAIN:
return "h264 main";
case C2Config::PROFILE_AVC_EXTENDED:
diff --git a/common/include/v4l2_codec2/common/Common.h b/common/include/v4l2_codec2/common/Common.h
index 0775af1941de5f1ff73ba87dde846c411b511ac6..ac55bd2189d1a7f98d59b827192311b0a6f3d800 100644
--- a/common/include/v4l2_codec2/common/Common.h
+++ b/common/include/v4l2_codec2/common/Common.h
@@ -15,6 +15,7 @@
#include <ui/Size.h>
#include <v4l2_codec2/common/VideoPixelFormat.h>
+#include <v4l2_codec2/common/VideoTypes.h>
namespace android {
@@ -33,6 +34,26 @@ struct VideoFrameLayout {
bool mMultiPlanar = false;
};
+// Specification of an encoding profile supported by an encoder or decoder.
+struct SupportedProfile {
+ C2Config::profile_t profile = C2Config::PROFILE_UNUSED;
+ ui::Size min_resolution;
+ ui::Size max_resolution;
+ uint32_t max_framerate_numerator = 0;
+ uint32_t max_framerate_denominator = 0;
+ bool encrypted_only = false;
+};
+using SupportedProfiles = std::vector<SupportedProfile>;
+
+// Contains the capabilites of the decoder or encoder.
+struct SupportedCapabilities {
+ VideoCodec codec;
+ SupportedProfiles supportedProfiles;
+ C2Config::profile_t defaultProfile = C2Config::PROFILE_UNUSED;
+ std::vector<C2Config::level_t> supportedLevels;
+ C2Config::level_t defaultLevel = C2Config::LEVEL_UNUSED;
+};
+
// Check whether |rect1| completely contains |rect2|.
bool contains(const Rect& rect1, const Rect& rect2);
@@ -48,6 +69,9 @@ bool isEmpty(const ui::Size& size);
// Convert the specified |size| to a string.
std::string toString(const ui::Size& size);
+// Check whether specified profile can be used with specified codec
+bool isValidProfileForCodec(VideoCodec codec, C2Config::profile_t profile);
+
} // namespace android
#endif // ANDROID_V4L2_CODEC2_COMMON_COMMON_H
diff --git a/common/include/v4l2_codec2/common/FormatConverter.h b/common/include/v4l2_codec2/common/FormatConverter.h
index bc3f85acda9eb4b19bb3da4d16ecabae84828f31..b4aaccacc3cd62bb12d20d0d55cca618a10ad6a4 100644
--- a/common/include/v4l2_codec2/common/FormatConverter.h
+++ b/common/include/v4l2_codec2/common/FormatConverter.h
@@ -28,7 +28,7 @@ public:
~ImplDefinedToRGBXMap();
ImplDefinedToRGBXMap() = delete;
- static std::unique_ptr<ImplDefinedToRGBXMap> Create(const C2ConstGraphicBlock& block);
+ static std::unique_ptr<ImplDefinedToRGBXMap> create(const C2ConstGraphicBlock& block);
const uint8_t* addr() const { return mAddr; }
int offset() const { return 0; }
@@ -51,23 +51,20 @@ public:
// Create FormatConverter instance and initialize it, nullptr will be returned on
// initialization error.
- static std::unique_ptr<FormatConverter> Create(VideoPixelFormat outFormat,
+ static std::unique_ptr<FormatConverter> create(VideoPixelFormat outFormat,
const ui::Size& visibleSize, uint32_t inputCount,
const ui::Size& codedSize);
- // Convert the input block into the alternative block with required pixel format and return it,
- // or return the original block if zero-copy is applied.
- C2ConstGraphicBlock convertBlock(uint64_t frameIndex, const C2ConstGraphicBlock& inputBlock,
- c2_status_t* status /* non-null */);
+ // Convert the |inputBlock| to the configured pixel format and return it as |convertedBlock|.
+ // Returns the original block if no conversion is required.
+ c2_status_t convertBlock(uint64_t frameIndex, const C2ConstGraphicBlock& inputBlock,
+ C2ConstGraphicBlock* convertedBlock);
// Return the block ownership when VEA no longer needs it, or erase the zero-copy BlockEntry.
c2_status_t returnBlock(uint64_t frameIndex);
// Check if there is available block for conversion.
bool isReady() const { return !mAvailableQueue.empty(); }
private:
- // The minimal number requirement of allocated buffers for conversion. This value is the same as
- // kMinInputBufferArraySize from CCodecBufferChannel.
- static constexpr uint32_t kMinInputBufferCount = 8;
// The constant used by BlockEntry to indicate no frame is associated with the BlockEntry.
static constexpr uint64_t kNoFrameAssociated = ~static_cast<uint64_t>(0);
@@ -91,11 +88,14 @@ private:
FormatConverter() = default;
- // Initialize foramt converter. It will pre-allocate a set of graphic blocks as |codedSize| and
- // |outFormat|. This function should be called prior to other functions.
+ // Initialize format converter. This pre-allocates a set of graphic blocks with |codedSize| and
+ // |outFormat| for format conversion. This function should be called prior to other functions.
c2_status_t initialize(VideoPixelFormat outFormat, const ui::Size& visibleSize,
uint32_t inputCount, const ui::Size& codedSize);
+ // Allocate a set of graphic blocks with |mCodedSize| and |mOutFormat| for format conversion.
+ c2_status_t allocateBuffers(uint32_t count);
+
// The array of block entries.
std::vector<std::unique_ptr<BlockEntry>> mGraphicBlocks;
// The queue of recording the raw pointers of available graphic blocks. The consumed block will
@@ -106,8 +106,12 @@ private:
std::unique_ptr<uint8_t[]> mTempPlaneU;
std::unique_ptr<uint8_t[]> mTempPlaneV;
+ // The output pixel format.
VideoPixelFormat mOutFormat = VideoPixelFormat::UNKNOWN;
+ // The video frame visible size.
ui::Size mVisibleSize;
+ // The video frame coded size.
+ ui::Size mCodedSize;
};
} // namespace android
diff --git a/common/include/v4l2_codec2/common/H264NalParser.h b/common/include/v4l2_codec2/common/H264NalParser.h
new file mode 100644
index 0000000000000000000000000000000000000000..125efd83268890678c1305b88229a8143ab24f1f
--- /dev/null
+++ b/common/include/v4l2_codec2/common/H264NalParser.h
@@ -0,0 +1,40 @@
+// Copyright 2021 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ANDROID_V4L2_CODEC2_COMMON_H264NALPARSER_H
+#define ANDROID_V4L2_CODEC2_COMMON_H264NALPARSER_H
+
+#include <stdint.h>
+
+#include <v4l2_codec2/common/NalParser.h>
+
+namespace android {
+
+// Helper class to parse H264 NAL units from data.
+class H264NalParser : public NalParser {
+public:
+ // Type of a IDR Slice NAL unit.
+ static constexpr uint8_t kIDRType = 5;
+ // Type of a SPS NAL unit.
+ static constexpr uint8_t kSPSType = 7;
+ // Type of a PPS NAL unit.
+ static constexpr uint8_t kPPSType = 8;
+
+ H264NalParser(const uint8_t* data, size_t length);
+ ~H264NalParser() = default;
+
+ // Locate the sequence parameter set (SPS).
+ bool locateSPS() override;
+ bool locateIDR() override;
+
+ // Get the type of the current NAL unit.
+ uint8_t type() const;
+
+ // Find the H.264 video's color aspects in the current SPS NAL.
+ bool findCodedColorAspects(ColorAspects* colorAspects) override;
+};
+
+} // namespace android
+
+#endif // ANDROID_V4L2_CODEC2_COMMON_H264NALPARSER_H
diff --git a/common/include/v4l2_codec2/common/HEVCNalParser.h b/common/include/v4l2_codec2/common/HEVCNalParser.h
new file mode 100644
index 0000000000000000000000000000000000000000..0f4574a2616a80600835b511ffebd5d702bf45ca
--- /dev/null
+++ b/common/include/v4l2_codec2/common/HEVCNalParser.h
@@ -0,0 +1,37 @@
+// Copyright 2021 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ANDROID_V4L2_CODEC2_COMMON_HEVCNALPARSER_H
+#define ANDROID_V4L2_CODEC2_COMMON_HEVCNALPARSER_H
+
+#include <stdint.h>
+
+#include <v4l2_codec2/common/NalParser.h>
+
+namespace android {
+
+// Helper class to parse HEVC NAL units from data.
+class HEVCNalParser : public NalParser {
+public:
+ // Type of a SPS NAL unit.
+ static constexpr uint8_t kIDRType = 19; //IDR_W_RADL
+ static constexpr uint8_t kSPSType = 33;
+
+ HEVCNalParser(const uint8_t* data, size_t length);
+ ~HEVCNalParser() = default;
+
+ // Locate the sequence parameter set (SPS).
+ bool locateSPS() override;
+ bool locateIDR() override;
+
+ // Get the type of the current NAL unit.
+ uint8_t type() const override;
+
+ // Find the HEVC video's color aspects in the current SPS NAL.
+ bool findCodedColorAspects(ColorAspects* colorAspects) override;
+};
+
+} // namespace android
+
+#endif // ANDROID_V4L2_CODEC2_COMMON_HEVCNALPARSER_H
diff --git a/common/include/v4l2_codec2/common/NalParser.h b/common/include/v4l2_codec2/common/NalParser.h
index ec8a8769fbf47c15823964652c6445dab50319f4..50032d3a8846a8a100dc1d67ea510926df84a04b 100644
--- a/common/include/v4l2_codec2/common/NalParser.h
+++ b/common/include/v4l2_codec2/common/NalParser.h
@@ -7,18 +7,13 @@
#include <stdint.h>
+#include <media/stagefright/foundation/ABitReader.h>
+
namespace android {
-// Helper class to parse H264 NAL units from data.
+// Helper class to parse NAL units from data.
class NalParser {
public:
- // Type of a IDR Slice NAL unit.
- static constexpr uint8_t kIDRType = 5;
- // Type of a SPS NAL unit.
- static constexpr uint8_t kSPSType = 7;
- // Type of a PPS NAL unit.
- static constexpr uint8_t kPPSType = 8;
-
// Parameters related to a video's color aspects.
struct ColorAspects {
uint32_t primaries;
@@ -28,6 +23,7 @@ public:
};
NalParser(const uint8_t* data, size_t length);
+ virtual ~NalParser() = default;
// Locates the next NAL after |mNextNalStartCodePos|. If there is one, updates |mCurrNalDataPos|
// to the first byte of the NAL data (start code is not included), and |mNextNalStartCodePos| to
@@ -38,7 +34,8 @@ public:
bool locateNextNal();
// Locate the sequence parameter set (SPS).
- bool locateSPS();
+ virtual bool locateSPS() = 0;
+ virtual bool locateIDR() = 0;
// Gets current NAL data (start code is not included).
const uint8_t* data() const;
@@ -47,15 +44,21 @@ public:
size_t length() const;
// Get the type of the current NAL unit.
- uint8_t type() const;
+ virtual uint8_t type() const = 0;
+
+ // Find the video's color aspects in the current SPS NAL.
+ virtual bool findCodedColorAspects(ColorAspects* colorAspects) = 0;
+
+ // Read unsigned int encoded with exponential-golomb.
+ static bool parseUE(ABitReader* br, uint32_t* val);
- // Find the H.264 video's color aspects in the current SPS NAL.
- bool findCodedColorAspects(ColorAspects* colorAspects);
+ // Read signed int encoded with exponential-golomb.
+ static bool parseSE(ABitReader* br, int32_t* val);
-private:
+protected:
const uint8_t* findNextStartCodePos() const;
- // The byte pattern for the start of a H264 NAL unit.
+ // The byte pattern for the start of a NAL unit.
const uint8_t kNalStartCode[3] = {0x00, 0x00, 0x01};
// The length in bytes of the NAL-unit start pattern.
const size_t kNalStartCodeLength = 3;
diff --git a/components/Android.bp b/components/Android.bp
index 5bee73b2d83f724231a39f483753667408c0fe93..73efcf20cb114e2c3add2a456f952a7f9ba78344 100644
--- a/components/Android.bp
+++ b/components/Android.bp
@@ -18,14 +18,11 @@ cc_library {
srcs: [
"VideoFrame.cpp",
"VideoFramePool.cpp",
- "V4L2ComponentFactory.cpp",
- "V4L2ComponentStore.cpp",
- "V4L2Decoder.cpp",
- "V4L2DecodeComponent.cpp",
- "V4L2DecodeInterface.cpp",
- "V4L2Encoder.cpp",
- "V4L2EncodeComponent.cpp",
- "V4L2EncodeInterface.cpp",
+ "ComponentStore.cpp",
+ "DecodeComponent.cpp",
+ "DecodeInterface.cpp",
+ "EncodeComponent.cpp",
+ "EncodeInterface.cpp",
"VideoDecoder.cpp",
"VideoEncoder.cpp",
],
diff --git a/components/ComponentStore.cpp b/components/ComponentStore.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..aa4eba8c8bee68137c1f74c65d2695af331c2adf
--- /dev/null
+++ b/components/ComponentStore.cpp
@@ -0,0 +1,207 @@
+// Copyright 2023 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "ComponentStore"
+
+#include <v4l2_codec2/components/ComponentStore.h>
+
+#include <stdint.h>
+
+#include <memory>
+#include <mutex>
+
+#include <C2.h>
+#include <C2Config.h>
+#include <log/log.h>
+#include <media/stagefright/foundation/MediaDefs.h>
+
+#include <v4l2_codec2/common/VideoTypes.h>
+
+namespace android {
+namespace {
+const uint32_t kComponentRank = 0x80;
+
+} // namespace
+
+ComponentStore::ComponentStore(C2String storeName)
+ : mStoreName(std::move(storeName)), mReflector(std::make_shared<C2ReflectorHelper>()) {
+ ALOGV("%s()", __func__);
+}
+
+ComponentStore::~ComponentStore() {
+ ALOGV("%s()", __func__);
+
+ std::lock_guard<std::mutex> lock(mCachedFactoriesLock);
+ mCachedFactories.clear();
+}
+
+C2String ComponentStore::getName() const {
+ return mStoreName;
+}
+
+c2_status_t ComponentStore::createComponent(C2String name,
+ std::shared_ptr<C2Component>* const component) {
+ ALOGV("%s(%s)", __func__, name.c_str());
+
+ const auto& decl = mDeclarations.find(name);
+ if (decl == mDeclarations.end()) {
+ ALOGI("%s(): Invalid component name: %s", __func__, name.c_str());
+ return C2_NOT_FOUND;
+ }
+
+ auto factory = getFactory(name);
+ if (factory == nullptr) return C2_CORRUPTED;
+
+ component->reset();
+ return factory->createComponent(0, component);
+}
+
+c2_status_t ComponentStore::createInterface(
+ C2String name, std::shared_ptr<C2ComponentInterface>* const interface) {
+ ALOGV("%s(%s)", __func__, name.c_str());
+
+ const auto& decl = mDeclarations.find(name);
+ if (decl == mDeclarations.end()) {
+ ALOGI("%s(): Invalid component name: %s", __func__, name.c_str());
+ return C2_NOT_FOUND;
+ }
+
+ auto factory = getFactory(name);
+ if (factory == nullptr) return C2_CORRUPTED;
+
+ interface->reset();
+ return factory->createInterface(0, interface);
+}
+
+std::vector<std::shared_ptr<const C2Component::Traits>> ComponentStore::listComponents() {
+ ALOGV("%s()", __func__);
+
+ std::vector<std::shared_ptr<const C2Component::Traits>> ret;
+ for (const auto& decl : mDeclarations) {
+ ret.push_back(getTraits(decl.first));
+ }
+
+ return ret;
+}
+
+std::shared_ptr<C2ParamReflector> ComponentStore::getParamReflector() const {
+ return mReflector;
+}
+
+c2_status_t ComponentStore::copyBuffer(std::shared_ptr<C2GraphicBuffer> /* src */,
+ std::shared_ptr<C2GraphicBuffer> /* dst */) {
+ return C2_OMITTED;
+}
+
+c2_status_t ComponentStore::querySupportedParams_nb(
+ std::vector<std::shared_ptr<C2ParamDescriptor>>* const /* params */) const {
+ return C2_OK;
+}
+
+c2_status_t ComponentStore::query_sm(
+ const std::vector<C2Param*>& stackParams,
+ const std::vector<C2Param::Index>& heapParamIndices,
+ std::vector<std::unique_ptr<C2Param>>* const /* heapParams */) const {
+ // There are no supported config params.
+ return stackParams.empty() && heapParamIndices.empty() ? C2_OK : C2_BAD_INDEX;
+}
+
+c2_status_t ComponentStore::config_sm(
+ const std::vector<C2Param*>& params,
+ std::vector<std::unique_ptr<C2SettingResult>>* const /* failures */) {
+ // There are no supported config params.
+ return params.empty() ? C2_OK : C2_BAD_INDEX;
+}
+
+c2_status_t ComponentStore::querySupportedValues_sm(
+ std::vector<C2FieldSupportedValuesQuery>& fields) const {
+ // There are no supported config params.
+ return fields.empty() ? C2_OK : C2_BAD_INDEX;
+}
+
+::C2ComponentFactory* ComponentStore::getFactory(const C2String& name) {
+ ALOGV("%s(%s)", __func__, name.c_str());
+ ALOG_ASSERT(V4L2ComponentName::isValid(name.c_str()));
+
+ std::lock_guard<std::mutex> lock(mCachedFactoriesLock);
+ const auto it = mCachedFactories.find(name);
+ if (it != mCachedFactories.end()) return it->second.get();
+
+ const auto& decl = mDeclarations.find(name);
+ if (decl == mDeclarations.end()) {
+ ALOGI("%s(): Invalid component name: %s", __func__, name.c_str());
+ return nullptr;
+ }
+
+ std::unique_ptr<::C2ComponentFactory> factory = decl->second.factory(name, mReflector);
+ if (factory == nullptr) {
+ ALOGE("Failed to create factory for %s", name.c_str());
+ return nullptr;
+ }
+
+ auto ret = factory.get();
+ mCachedFactories.emplace(name, std::move(factory));
+ return ret;
+}
+
+std::shared_ptr<const C2Component::Traits> ComponentStore::getTraits(const C2String& name) {
+ ALOGV("%s(%s)", __func__, name.c_str());
+
+ const auto& iter = mDeclarations.find(name);
+ if (iter == mDeclarations.end()) {
+ ALOGE("Invalid component name: %s", name.c_str());
+ return nullptr;
+ }
+
+ const Declaration& decl = iter->second;
+
+ std::lock_guard<std::mutex> lock(mCachedTraitsLock);
+ auto it = mCachedTraits.find(name);
+ if (it != mCachedTraits.end()) return it->second;
+
+ auto traits = std::make_shared<C2Component::Traits>();
+ traits->name = name;
+ traits->domain = C2Component::DOMAIN_VIDEO;
+ traits->rank = kComponentRank;
+ traits->kind = decl.kind;
+
+ switch (decl.codec) {
+ case VideoCodec::H264:
+ traits->mediaType = MEDIA_MIMETYPE_VIDEO_AVC;
+ break;
+ case VideoCodec::VP8:
+ traits->mediaType = MEDIA_MIMETYPE_VIDEO_VP8;
+ break;
+ case VideoCodec::VP9:
+ traits->mediaType = MEDIA_MIMETYPE_VIDEO_VP9;
+ break;
+ case VideoCodec::HEVC:
+ traits->mediaType = MEDIA_MIMETYPE_VIDEO_HEVC;
+ break;
+ }
+
+ mCachedTraits.emplace(name, traits);
+ return traits;
+}
+
+ComponentStore::Builder::Builder(C2String storeName)
+ : mStore(new ComponentStore(std::move(storeName))) {}
+
+ComponentStore::Builder& ComponentStore::Builder::decoder(std::string name, VideoCodec codec,
+ GetFactory factory) {
+ mStore->mDeclarations[name] = Declaration{codec, C2Component::KIND_DECODER, std::move(factory)};
+ return *this;
+}
+
+ComponentStore::Builder& ComponentStore::Builder::encoder(std::string name, VideoCodec codec,
+ GetFactory factory) {
+ mStore->mDeclarations[name] = Declaration{codec, C2Component::KIND_ENCODER, std::move(factory)};
+ return *this;
+}
+
+std::shared_ptr<ComponentStore> ComponentStore::Builder::build() && {
+ return std::shared_ptr<ComponentStore>(std::move(mStore));
+}
+} // namespace android
diff --git a/components/V4L2DecodeComponent.cpp b/components/DecodeComponent.cpp
similarity index 69%
rename from components/V4L2DecodeComponent.cpp
rename to components/DecodeComponent.cpp
index 2770b1ecd4b7c5303e87dc61f8eae7eac160f457..c88fa039139e89336910960879a68c20412a9d76 100644
--- a/components/V4L2DecodeComponent.cpp
+++ b/components/DecodeComponent.cpp
@@ -1,11 +1,12 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//#define LOG_NDEBUG 0
-#define LOG_TAG "V4L2DecodeComponent"
+#define ATRACE_TAG ATRACE_TAG_VIDEO
+#define LOG_TAG "DecodeComponent"
-#include <v4l2_codec2/components/V4L2DecodeComponent.h>
+#include <v4l2_codec2/components/DecodeComponent.h>
#include <inttypes.h>
#include <linux/videodev2.h>
@@ -19,60 +20,48 @@
#include <SimpleC2Interface.h>
#include <base/bind.h>
#include <base/callback_helpers.h>
+#include <base/strings/stringprintf.h>
#include <base/time/time.h>
#include <cutils/properties.h>
#include <log/log.h>
#include <media/stagefright/foundation/ColorUtils.h>
+#include <utils/Trace.h>
#include <v4l2_codec2/common/Common.h>
-#include <v4l2_codec2/common/NalParser.h>
+#include <v4l2_codec2/common/H264NalParser.h>
+#include <v4l2_codec2/common/HEVCNalParser.h>
#include <v4l2_codec2/common/VideoTypes.h>
#include <v4l2_codec2/components/BitstreamBuffer.h>
-#include <v4l2_codec2/components/V4L2Decoder.h>
#include <v4l2_codec2/components/VideoFramePool.h>
namespace android {
namespace {
-// CCBC pauses sending input buffers to the component when all the output slots are filled by
-// pending decoded buffers. If the available output buffers are exhausted before CCBC pauses sending
-// input buffers, CCodec may timeout due to waiting for a available output buffer.
-// This function returns the minimum number of output buffers to prevent the buffers from being
-// exhausted before CCBC pauses sending input buffers.
-size_t getMinNumOutputBuffers(VideoCodec codec) {
- // The constant values copied from CCodecBufferChannel.cpp.
- // (b/184020290): Check the value still sync when seeing error message from CCodec:
- // "previous call to queue exceeded timeout".
- constexpr size_t kSmoothnessFactor = 4;
- constexpr size_t kRenderingDepth = 3;
- // Extra number of needed output buffers for V4L2Decoder.
- constexpr size_t kExtraNumOutputBuffersForDecoder = 2;
-
- // The total needed number of output buffers at pipeline are:
- // - MediaCodec output slots: output delay + kSmoothnessFactor
- // - Surface: kRenderingDepth
- // - Component: kExtraNumOutputBuffersForDecoder
- return V4L2DecodeInterface::getOutputDelay(codec) + kSmoothnessFactor + kRenderingDepth +
- kExtraNumOutputBuffersForDecoder;
-}
-
// Mask against 30 bits to avoid (undefined) wraparound on signed integer.
int32_t frameIndexToBitstreamId(c2_cntr64_t frameIndex) {
return static_cast<int32_t>(frameIndex.peeku() & 0x3FFFFFFF);
}
-bool parseCodedColorAspects(const C2ConstLinearBlock& input,
+bool parseCodedColorAspects(const C2ConstLinearBlock& input, std::optional<VideoCodec> codec,
C2StreamColorAspectsInfo::input* codedAspects) {
C2ReadView view = input.map().get();
- NalParser parser(view.data(), view.capacity());
+ NalParser::ColorAspects aspects;
+ std::unique_ptr<NalParser> parser;
+ if (codec == VideoCodec::H264) {
+ parser = std::make_unique<H264NalParser>(view.data(), view.capacity());
+ } else if (codec == VideoCodec::HEVC) {
+ parser = std::make_unique<HEVCNalParser>(view.data(), view.capacity());
+ } else {
+ ALOGV("Unsupported codec for finding color aspects");
+ return false;
+ }
- if (!parser.locateSPS()) {
+ if (!parser->locateSPS()) {
ALOGV("Couldn't find SPS");
return false;
}
- NalParser::ColorAspects aspects;
- if (!parser.findCodedColorAspects(&aspects)) {
+ if (!parser->findCodedColorAspects(&aspects)) {
ALOGV("Couldn't find color description in SPS");
return false;
}
@@ -137,55 +126,26 @@ bool isNoShowFrameWork(const C2Work& work, const C2WorkOrdinalStruct& currOrdina
} // namespace
-// static
-std::atomic<int32_t> V4L2DecodeComponent::sConcurrentInstances = 0;
-
-// static
-std::shared_ptr<C2Component> V4L2DecodeComponent::create(
- const std::string& name, c2_node_id_t id, const std::shared_ptr<C2ReflectorHelper>& helper,
- C2ComponentFactory::ComponentDeleter deleter) {
- static const int32_t kMaxConcurrentInstances =
- property_get_int32("ro.vendor.v4l2_codec2.decode_concurrent_instances", -1);
- static std::mutex mutex;
-
- std::lock_guard<std::mutex> lock(mutex);
-
- if (kMaxConcurrentInstances >= 0 && sConcurrentInstances.load() >= kMaxConcurrentInstances) {
- ALOGW("Reject to Initialize() due to too many instances: %d", sConcurrentInstances.load());
- return nullptr;
- }
-
- auto intfImpl = std::make_shared<V4L2DecodeInterface>(name, helper);
- if (intfImpl->status() != C2_OK) {
- ALOGE("Failed to initialize V4L2DecodeInterface.");
- return nullptr;
- }
-
- return std::shared_ptr<C2Component>(new V4L2DecodeComponent(name, id, helper, intfImpl),
- deleter);
-}
-
-V4L2DecodeComponent::V4L2DecodeComponent(const std::string& name, c2_node_id_t id,
- const std::shared_ptr<C2ReflectorHelper>& helper,
- const std::shared_ptr<V4L2DecodeInterface>& intfImpl)
- : mIntfImpl(intfImpl),
- mIntf(std::make_shared<SimpleInterface<V4L2DecodeInterface>>(name.c_str(), id, mIntfImpl)) {
+DecodeComponent::DecodeComponent(uint32_t debugStreamId, const std::string& name, c2_node_id_t id,
+ const std::shared_ptr<DecodeInterface>& intfImpl)
+ : mDebugStreamId(debugStreamId),
+ mIntfImpl(intfImpl),
+ mIntf(std::make_shared<SimpleInterface<DecodeInterface>>(name.c_str(), id, mIntfImpl)) {
ALOGV("%s(%s)", __func__, name.c_str());
-
- sConcurrentInstances.fetch_add(1, std::memory_order_relaxed);
mIsSecure = name.find(".secure") != std::string::npos;
}
-V4L2DecodeComponent::~V4L2DecodeComponent() {
+DecodeComponent::~DecodeComponent() {
ALOGV("%s()", __func__);
-
- release();
-
- sConcurrentInstances.fetch_sub(1, std::memory_order_relaxed);
+ if (mDecoderThread.IsRunning() && !mDecoderTaskRunner->RunsTasksInCurrentSequence()) {
+ mDecoderTaskRunner->PostTask(FROM_HERE,
+ ::base::BindOnce(&DecodeComponent::releaseTask, mWeakThis));
+ mDecoderThread.Stop();
+ }
ALOGV("%s() done", __func__);
}
-c2_status_t V4L2DecodeComponent::start() {
+c2_status_t DecodeComponent::start() {
ALOGV("%s()", __func__);
std::lock_guard<std::mutex> lock(mStartStopLock);
@@ -205,7 +165,7 @@ c2_status_t V4L2DecodeComponent::start() {
c2_status_t status = C2_CORRUPTED;
::base::WaitableEvent done;
mDecoderTaskRunner->PostTask(
- FROM_HERE, ::base::BindOnce(&V4L2DecodeComponent::startTask, mWeakThis,
+ FROM_HERE, ::base::BindOnce(&DecodeComponent::startTask, mWeakThis,
::base::Unretained(&status), ::base::Unretained(&done)));
done.Wait();
@@ -213,55 +173,15 @@ c2_status_t V4L2DecodeComponent::start() {
return status;
}
-void V4L2DecodeComponent::startTask(c2_status_t* status, ::base::WaitableEvent* done) {
- ALOGV("%s()", __func__);
- ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
-
- ::base::ScopedClosureRunner done_caller(
- ::base::BindOnce(&::base::WaitableEvent::Signal, ::base::Unretained(done)));
- *status = C2_CORRUPTED;
-
- const auto codec = mIntfImpl->getVideoCodec();
- if (!codec) {
- ALOGE("Failed to get video codec.");
- return;
- }
- const size_t inputBufferSize = mIntfImpl->getInputBufferSize();
- const size_t minNumOutputBuffers = getMinNumOutputBuffers(*codec);
-
- // ::base::Unretained(this) is safe here because |mDecoder| is always destroyed before
- // |mDecoderThread| is stopped, so |*this| is always valid during |mDecoder|'s lifetime.
- mDecoder = V4L2Decoder::Create(*codec, inputBufferSize, minNumOutputBuffers,
- ::base::BindRepeating(&V4L2DecodeComponent::getVideoFramePool,
- ::base::Unretained(this)),
- ::base::BindRepeating(&V4L2DecodeComponent::onOutputFrameReady,
- ::base::Unretained(this)),
- ::base::BindRepeating(&V4L2DecodeComponent::reportError,
- ::base::Unretained(this), C2_CORRUPTED),
- mDecoderTaskRunner);
- if (!mDecoder) {
- ALOGE("Failed to create V4L2Decoder for %s", VideoCodecToString(*codec));
- return;
- }
-
- // Get default color aspects on start.
- if (!mIsSecure && *codec == VideoCodec::H264) {
- if (mIntfImpl->queryColorAspects(&mCurrentColorAspects) != C2_OK) return;
- mPendingColorAspectsChange = false;
- }
-
- *status = C2_OK;
-}
-
-std::unique_ptr<VideoFramePool> V4L2DecodeComponent::getVideoFramePool(const ui::Size& size,
- HalPixelFormat pixelFormat,
- size_t numBuffers) {
+std::unique_ptr<VideoFramePool> DecodeComponent::getVideoFramePool(const ui::Size& size,
+ HalPixelFormat pixelFormat,
+ size_t numBuffers) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
auto sharedThis = weak_from_this().lock();
if (sharedThis == nullptr) {
- ALOGE("%s(): V4L2DecodeComponent instance is destroyed.", __func__);
+ ALOGE("%s(): DecodeComponent instance is destroyed.", __func__);
return nullptr;
}
@@ -289,7 +209,7 @@ std::unique_ptr<VideoFramePool> V4L2DecodeComponent::getVideoFramePool(const ui:
mDecoderTaskRunner);
}
-c2_status_t V4L2DecodeComponent::stop() {
+c2_status_t DecodeComponent::stop() {
ALOGV("%s()", __func__);
std::lock_guard<std::mutex> lock(mStartStopLock);
@@ -301,7 +221,7 @@ c2_status_t V4L2DecodeComponent::stop() {
if (mDecoderThread.IsRunning()) {
mDecoderTaskRunner->PostTask(FROM_HERE,
- ::base::BindOnce(&V4L2DecodeComponent::stopTask, mWeakThis));
+ ::base::BindOnce(&DecodeComponent::stopTask, mWeakThis));
mDecoderThread.Stop();
mDecoderTaskRunner = nullptr;
}
@@ -310,7 +230,8 @@ c2_status_t V4L2DecodeComponent::stop() {
return C2_OK;
}
-void V4L2DecodeComponent::stopTask() {
+void DecodeComponent::stopTask() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -320,19 +241,19 @@ void V4L2DecodeComponent::stopTask() {
releaseTask();
}
-c2_status_t V4L2DecodeComponent::reset() {
+c2_status_t DecodeComponent::reset() {
ALOGV("%s()", __func__);
return stop();
}
-c2_status_t V4L2DecodeComponent::release() {
+c2_status_t DecodeComponent::release() {
ALOGV("%s()", __func__);
std::lock_guard<std::mutex> lock(mStartStopLock);
if (mDecoderThread.IsRunning()) {
- mDecoderTaskRunner->PostTask(
- FROM_HERE, ::base::BindOnce(&V4L2DecodeComponent::releaseTask, mWeakThis));
+ mDecoderTaskRunner->PostTask(FROM_HERE,
+ ::base::BindOnce(&DecodeComponent::releaseTask, mWeakThis));
mDecoderThread.Stop();
mDecoderTaskRunner = nullptr;
}
@@ -341,7 +262,8 @@ c2_status_t V4L2DecodeComponent::release() {
return C2_OK;
}
-void V4L2DecodeComponent::releaseTask() {
+void DecodeComponent::releaseTask() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -349,8 +271,8 @@ void V4L2DecodeComponent::releaseTask() {
mDecoder = nullptr;
}
-c2_status_t V4L2DecodeComponent::setListener_vb(
- const std::shared_ptr<C2Component::Listener>& listener, c2_blocking_t mayBlock) {
+c2_status_t DecodeComponent::setListener_vb(const std::shared_ptr<C2Component::Listener>& listener,
+ c2_blocking_t mayBlock) {
ALOGV("%s()", __func__);
auto currentState = mComponentState.load();
@@ -372,14 +294,14 @@ c2_status_t V4L2DecodeComponent::setListener_vb(
}
::base::WaitableEvent done;
- mDecoderTaskRunner->PostTask(FROM_HERE, ::base::Bind(&V4L2DecodeComponent::setListenerTask,
- mWeakThis, listener, &done));
+ mDecoderTaskRunner->PostTask(
+ FROM_HERE, ::base::Bind(&DecodeComponent::setListenerTask, mWeakThis, listener, &done));
done.Wait();
return C2_OK;
}
-void V4L2DecodeComponent::setListenerTask(const std::shared_ptr<Listener>& listener,
- ::base::WaitableEvent* done) {
+void DecodeComponent::setListenerTask(const std::shared_ptr<Listener>& listener,
+ ::base::WaitableEvent* done) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -387,7 +309,7 @@ void V4L2DecodeComponent::setListenerTask(const std::shared_ptr<Listener>& liste
done->Signal();
}
-c2_status_t V4L2DecodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* const items) {
+c2_status_t DecodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* const items) {
ALOGV("%s()", __func__);
auto currentState = mComponentState.load();
@@ -397,15 +319,22 @@ c2_status_t V4L2DecodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* co
}
while (!items->empty()) {
+ if (ATRACE_ENABLED()) {
+ const std::string atraceLabel = ::base::StringPrintf("#%u C2Work", mDebugStreamId);
+ ATRACE_ASYNC_BEGIN(atraceLabel.c_str(),
+ items->front()->input.ordinal.frameIndex.peekull());
+ }
+
mDecoderTaskRunner->PostTask(FROM_HERE,
- ::base::BindOnce(&V4L2DecodeComponent::queueTask, mWeakThis,
+ ::base::BindOnce(&DecodeComponent::queueTask, mWeakThis,
std::move(items->front())));
items->pop_front();
}
return C2_OK;
}
-void V4L2DecodeComponent::queueTask(std::unique_ptr<C2Work> work) {
+void DecodeComponent::queueTask(std::unique_ptr<C2Work> work) {
+ ATRACE_CALL();
ALOGV("%s(): flags=0x%x, index=%llu, timestamp=%llu", __func__, work->input.flags,
work->input.ordinal.frameIndex.peekull(), work->input.ordinal.timestamp.peekull());
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -440,7 +369,8 @@ void V4L2DecodeComponent::queueTask(std::unique_ptr<C2Work> work) {
pumpPendingWorks();
}
-void V4L2DecodeComponent::pumpPendingWorks() {
+void DecodeComponent::pumpPendingWorks() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -466,43 +396,15 @@ void V4L2DecodeComponent::pumpPendingWorks() {
ALOGW_IF(!res.second, "We already inserted bitstreamId %d to decoder?", bitstreamId);
if (!isEmptyWork) {
- // If input.buffers is not empty, the buffer should have meaningful content inside.
- C2ConstLinearBlock linearBlock =
- work->input.buffers.front()->data().linearBlocks().front();
- ALOG_ASSERT(linearBlock.size() > 0u, "Input buffer of work(%d) is empty.", bitstreamId);
-
- // Try to parse color aspects from bitstream for CSD work of non-secure H264 codec.
- if (isCSDWork && !mIsSecure && (mIntfImpl->getVideoCodec() == VideoCodec::H264)) {
- C2StreamColorAspectsInfo::input codedAspects = {0u};
- if (parseCodedColorAspects(linearBlock, &codedAspects)) {
- std::vector<std::unique_ptr<C2SettingResult>> failures;
- c2_status_t status =
- mIntfImpl->config({&codedAspects}, C2_MAY_BLOCK, &failures);
- if (status != C2_OK) {
- ALOGE("Failed to config color aspects to interface: %d", status);
- reportError(status);
- return;
- }
-
- // Record current frame index, color aspects should be updated only for output
- // buffers whose frame indices are not less than this one.
- mPendingColorAspectsChange = true;
- mPendingColorAspectsChangeFrameIndex = work->input.ordinal.frameIndex.peeku();
- }
- }
-
- std::unique_ptr<ConstBitstreamBuffer> buffer = std::make_unique<ConstBitstreamBuffer>(
- bitstreamId, linearBlock, linearBlock.offset(), linearBlock.size());
- if (!buffer) {
- reportError(C2_CORRUPTED);
- return;
+ if (isCSDWork) {
+ processCSDWork(bitstreamId, work);
+ } else {
+ processWork(bitstreamId, work);
}
- mDecoder->decode(std::move(buffer), ::base::BindOnce(&V4L2DecodeComponent::onDecodeDone,
- mWeakThis, bitstreamId));
}
if (isEOSWork) {
- mDecoder->drain(::base::BindOnce(&V4L2DecodeComponent::onDrainDone, mWeakThis));
+ mDecoder->drain(::base::BindOnce(&DecodeComponent::onDrainDone, mWeakThis));
mIsDraining = true;
}
@@ -511,7 +413,63 @@ void V4L2DecodeComponent::pumpPendingWorks() {
}
}
-void V4L2DecodeComponent::onDecodeDone(int32_t bitstreamId, VideoDecoder::DecodeStatus status) {
+void DecodeComponent::processCSDWork(const int32_t bitstreamId, const C2Work* work) {
+ // If input.buffers is not empty, the buffer should have meaningful content inside.
+ C2ConstLinearBlock linearBlock = work->input.buffers.front()->data().linearBlocks().front();
+ ALOG_ASSERT(linearBlock.size() > 0u, "Input buffer of work(%d) is empty.", bitstreamId);
+
+ if (mIntfImpl->getVideoCodec() == VideoCodec::VP9) {
+ // The VP9 decoder does not support and does not need the Codec Specific Data (CSD):
+ // https://www.webmproject.org/docs/container/#vp9-codec-feature-metadata-codecprivate.
+ // The most of its content (profile, level, bit depth and chroma subsampling)
+ // can be extracted directly from VP9 bitstream. Ignore CSD if it was passed.
+ reportWorkIfFinished(bitstreamId);
+ return;
+ } else if ((!mIsSecure && mIntfImpl->getVideoCodec() == VideoCodec::H264) ||
+ mIntfImpl->getVideoCodec() == VideoCodec::HEVC) {
+ // Try to parse color aspects from bitstream for CSD work of non-secure H264 codec or HEVC
+ // codec (HEVC will only be CENCv3 which is parseable for secure).
+ C2StreamColorAspectsInfo::input codedAspects = {0u};
+ if (parseCodedColorAspects(linearBlock, mIntfImpl->getVideoCodec(), &codedAspects)) {
+ std::vector<std::unique_ptr<C2SettingResult>> failures;
+ c2_status_t status = mIntfImpl->config({&codedAspects}, C2_MAY_BLOCK, &failures);
+ if (status != C2_OK) {
+ ALOGE("Failed to config color aspects to interface: %d", status);
+ reportError(status);
+ return;
+ }
+ // Record current frame index, color aspects should be updated only for output
+ // buffers whose frame indices are not less than this one.
+ mPendingColorAspectsChange = true;
+ mPendingColorAspectsChangeFrameIndex = work->input.ordinal.frameIndex.peeku();
+ }
+ }
+
+ processWorkBuffer(bitstreamId, linearBlock);
+}
+
+void DecodeComponent::processWork(const int32_t bitstreamId, const C2Work* work) {
+ // If input.buffers is not empty, the buffer should have meaningful content inside.
+ C2ConstLinearBlock linearBlock = work->input.buffers.front()->data().linearBlocks().front();
+ ALOG_ASSERT(linearBlock.size() > 0u, "Input buffer of work(%d) is empty.", bitstreamId);
+
+ processWorkBuffer(bitstreamId, linearBlock);
+}
+
+void DecodeComponent::processWorkBuffer(const int32_t bitstreamId,
+ const C2ConstLinearBlock& linearBlock) {
+ std::unique_ptr<ConstBitstreamBuffer> buffer = std::make_unique<ConstBitstreamBuffer>(
+ bitstreamId, linearBlock, linearBlock.offset(), linearBlock.size());
+ if (!buffer) {
+ reportError(C2_CORRUPTED);
+ return;
+ }
+ mDecoder->decode(std::move(buffer),
+ ::base::BindOnce(&DecodeComponent::onDecodeDone, mWeakThis, bitstreamId));
+}
+
+void DecodeComponent::onDecodeDone(int32_t bitstreamId, VideoDecoder::DecodeStatus status) {
+ ATRACE_CALL();
ALOGV("%s(bitstreamId=%d, status=%s)", __func__, bitstreamId,
VideoDecoder::DecodeStatusToString(status));
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -548,7 +506,7 @@ void V4L2DecodeComponent::onDecodeDone(int32_t bitstreamId, VideoDecoder::Decode
}
}
-void V4L2DecodeComponent::onOutputFrameReady(std::unique_ptr<VideoFrame> frame) {
+void DecodeComponent::onOutputFrameReady(std::unique_ptr<VideoFrame> frame) {
ALOGV("%s(bitstreamId=%d)", __func__, frame->getBitstreamId());
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -583,8 +541,9 @@ void V4L2DecodeComponent::onOutputFrameReady(std::unique_ptr<VideoFrame> frame)
pumpReportWork();
}
-void V4L2DecodeComponent::detectNoShowFrameWorksAndReportIfFinished(
+void DecodeComponent::detectNoShowFrameWorksAndReportIfFinished(
const C2WorkOrdinalStruct& currOrdinal) {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -613,7 +572,8 @@ void V4L2DecodeComponent::detectNoShowFrameWorksAndReportIfFinished(
for (const int32_t bitstreamId : noShowFrameBitstreamIds) reportWorkIfFinished(bitstreamId);
}
-void V4L2DecodeComponent::pumpReportWork() {
+void DecodeComponent::pumpReportWork() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -623,7 +583,8 @@ void V4L2DecodeComponent::pumpReportWork() {
}
}
-bool V4L2DecodeComponent::reportWorkIfFinished(int32_t bitstreamId) {
+bool DecodeComponent::reportWorkIfFinished(int32_t bitstreamId) {
+ ATRACE_CALL();
ALOGV("%s(bitstreamId = %d)", __func__, bitstreamId);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -657,7 +618,8 @@ bool V4L2DecodeComponent::reportWorkIfFinished(int32_t bitstreamId) {
return reportWork(std::move(work));
}
-bool V4L2DecodeComponent::reportEOSWork() {
+bool DecodeComponent::reportEOSWork() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -691,7 +653,8 @@ bool V4L2DecodeComponent::reportEOSWork() {
return reportWork(std::move(eosWork));
}
-bool V4L2DecodeComponent::reportWork(std::unique_ptr<C2Work> work) {
+bool DecodeComponent::reportWork(std::unique_ptr<C2Work> work) {
+ ATRACE_CALL();
ALOGV("%s(work=%llu)", __func__, work->input.ordinal.frameIndex.peekull());
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -700,14 +663,19 @@ bool V4L2DecodeComponent::reportWork(std::unique_ptr<C2Work> work) {
return false;
}
+ if (ATRACE_ENABLED()) {
+ const std::string atraceLabel = ::base::StringPrintf("#%u C2Work", mDebugStreamId);
+ ATRACE_ASYNC_END(atraceLabel.c_str(), work->input.ordinal.frameIndex.peekull());
+ }
std::list<std::unique_ptr<C2Work>> finishedWorks;
finishedWorks.emplace_back(std::move(work));
mListener->onWorkDone_nb(weak_from_this(), std::move(finishedWorks));
return true;
}
-c2_status_t V4L2DecodeComponent::flush_sm(
- flush_mode_t mode, std::list<std::unique_ptr<C2Work>>* const /* flushedWork */) {
+c2_status_t DecodeComponent::flush_sm(flush_mode_t mode,
+ std::list<std::unique_ptr<C2Work>>* const /* flushedWork */) {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
auto currentState = mComponentState.load();
@@ -720,11 +688,12 @@ c2_status_t V4L2DecodeComponent::flush_sm(
}
mDecoderTaskRunner->PostTask(FROM_HERE,
- ::base::BindOnce(&V4L2DecodeComponent::flushTask, mWeakThis));
+ ::base::BindOnce(&DecodeComponent::flushTask, mWeakThis));
return C2_OK;
}
-void V4L2DecodeComponent::flushTask() {
+void DecodeComponent::flushTask() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -735,7 +704,7 @@ void V4L2DecodeComponent::flushTask() {
mIsDraining = false;
}
-void V4L2DecodeComponent::reportAbandonedWorks() {
+void DecodeComponent::reportAbandonedWorks() {
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -756,6 +725,11 @@ void V4L2DecodeComponent::reportAbandonedWorks() {
if (!work->input.buffers.empty()) {
work->input.buffers.front().reset();
}
+
+ if (ATRACE_ENABLED()) {
+ const std::string atraceLabel = ::base::StringPrintf("#%u C2Work", mDebugStreamId);
+ ATRACE_ASYNC_END(atraceLabel.c_str(), work->input.ordinal.frameIndex.peekull());
+ }
}
if (!abandonedWorks.empty()) {
if (!mListener) {
@@ -766,7 +740,7 @@ void V4L2DecodeComponent::reportAbandonedWorks() {
}
}
-c2_status_t V4L2DecodeComponent::drain_nb(drain_mode_t mode) {
+c2_status_t DecodeComponent::drain_nb(drain_mode_t mode) {
ALOGV("%s(mode=%u)", __func__, mode);
auto currentState = mComponentState.load();
@@ -784,12 +758,13 @@ c2_status_t V4L2DecodeComponent::drain_nb(drain_mode_t mode) {
case DRAIN_COMPONENT_WITH_EOS:
mDecoderTaskRunner->PostTask(FROM_HERE,
- ::base::BindOnce(&V4L2DecodeComponent::drainTask, mWeakThis));
+ ::base::BindOnce(&DecodeComponent::drainTask, mWeakThis));
return C2_OK;
}
}
-void V4L2DecodeComponent::drainTask() {
+void DecodeComponent::drainTask() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -802,12 +777,12 @@ void V4L2DecodeComponent::drainTask() {
if (!mWorksAtDecoder.empty()) {
ALOGV("Drain the pending works at the decoder.");
- mDecoder->drain(::base::BindOnce(&V4L2DecodeComponent::onDrainDone, mWeakThis));
+ mDecoder->drain(::base::BindOnce(&DecodeComponent::onDrainDone, mWeakThis));
mIsDraining = true;
}
}
-void V4L2DecodeComponent::onDrainDone(VideoDecoder::DecodeStatus status) {
+void DecodeComponent::onDrainDone(VideoDecoder::DecodeStatus status) {
ALOGV("%s(status=%s)", __func__, VideoDecoder::DecodeStatusToString(status));
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -827,12 +802,12 @@ void V4L2DecodeComponent::onDrainDone(VideoDecoder::DecodeStatus status) {
}
mDecoderTaskRunner->PostTask(
- FROM_HERE, ::base::BindOnce(&V4L2DecodeComponent::pumpPendingWorks, mWeakThis));
+ FROM_HERE, ::base::BindOnce(&DecodeComponent::pumpPendingWorks, mWeakThis));
return;
}
}
-void V4L2DecodeComponent::reportError(c2_status_t error) {
+void DecodeComponent::reportError(c2_status_t error) {
ALOGE("%s(error=%u)", __func__, static_cast<uint32_t>(error));
ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
@@ -846,16 +821,16 @@ void V4L2DecodeComponent::reportError(c2_status_t error) {
mListener->onError_nb(weak_from_this(), static_cast<uint32_t>(error));
}
-c2_status_t V4L2DecodeComponent::announce_nb(const std::vector<C2WorkOutline>& /* items */) {
+c2_status_t DecodeComponent::announce_nb(const std::vector<C2WorkOutline>& /* items */) {
return C2_OMITTED; // Tunneling is not supported by now
}
-std::shared_ptr<C2ComponentInterface> V4L2DecodeComponent::intf() {
+std::shared_ptr<C2ComponentInterface> DecodeComponent::intf() {
return mIntf;
}
// static
-const char* V4L2DecodeComponent::ComponentStateToString(ComponentState state) {
+const char* DecodeComponent::ComponentStateToString(ComponentState state) {
switch (state) {
case ComponentState::STOPPED:
return "STOPPED";
diff --git a/components/V4L2DecodeInterface.cpp b/components/DecodeInterface.cpp
similarity index 50%
rename from components/V4L2DecodeInterface.cpp
rename to components/DecodeInterface.cpp
index 32483bea84725d5e3ad2b71f0a1a021136aa55d3..53689bdc998bb25b2f26536ef28f316146df5af9 100644
--- a/components/V4L2DecodeInterface.cpp
+++ b/components/DecodeInterface.cpp
@@ -1,11 +1,11 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//#define LOG_NDEBUG 0
-#define LOG_TAG "V4L2DecodeInterface"
+#define LOG_TAG "DecodeInterface"
-#include <v4l2_codec2/components/V4L2DecodeInterface.h>
+#include <v4l2_codec2/components/DecodeInterface.h>
#include <C2PlatformSupport.h>
#include <SimpleC2Interface.h>
@@ -13,8 +13,7 @@
#include <log/log.h>
#include <media/stagefright/foundation/MediaDefs.h>
-#include <v4l2_codec2/common/V4L2ComponentCommon.h>
-#include <v4l2_codec2/common/V4L2Device.h>
+#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/plugin_store/V4L2AllocatorId.h>
namespace android {
@@ -23,24 +22,14 @@ namespace {
constexpr size_t k1080pArea = 1920 * 1088;
constexpr size_t k4KArea = 3840 * 2160;
// Input bitstream buffer size for up to 1080p streams.
-constexpr size_t kInputBufferSizeFor1080p = 1024 * 1024; // 1MB
+// Set it to 2MB since it is possible for the encoded bitstream to exceed the size of 1MB
+// when using higher bitrates, like 1Mb/s on slower devices. Also, this brings up compability
+// with the Chrome browser as it is using 2MB buffer size for a 1080p stream, ref:
+// https://source.chromium.org/chromium/chromium/src/+/main:media/gpu/gpu_video_encode_accelerator_helpers.cc;l=25
+constexpr size_t kInputBufferSizeFor1080p = 2 * 1024 * 1024; // 2MB
// Input bitstream buffer size for up to 4k streams.
constexpr size_t kInputBufferSizeFor4K = 4 * kInputBufferSizeFor1080p;
-std::optional<VideoCodec> getCodecFromComponentName(const std::string& name) {
- if (name == V4L2ComponentName::kH264Decoder || name == V4L2ComponentName::kH264SecureDecoder)
- return VideoCodec::H264;
- if (name == V4L2ComponentName::kVP8Decoder || name == V4L2ComponentName::kVP8SecureDecoder)
- return VideoCodec::VP8;
- if (name == V4L2ComponentName::kVP9Decoder || name == V4L2ComponentName::kVP9SecureDecoder)
- return VideoCodec::VP9;
- if (name == V4L2ComponentName::kHEVCDecoder || name == V4L2ComponentName::kHEVCSecureDecoder)
- return VideoCodec::HEVC;
-
- ALOGE("Unknown name: %s", name.c_str());
- return std::nullopt;
-}
-
size_t calculateInputBufferSize(size_t area) {
if (area > k4KArea) {
ALOGW("Input buffer size for video size (%zu) larger than 4K (%zu) might be too small.",
@@ -54,24 +43,29 @@ size_t calculateInputBufferSize(size_t area) {
} // namespace
// static
-C2R V4L2DecodeInterface::ProfileLevelSetter(bool /* mayBlock */,
- C2P<C2StreamProfileLevelInfo::input>& info) {
+C2R DecodeInterface::ProfileLevelSetter(bool /* mayBlock */,
+ C2P<C2StreamProfileLevelInfo::input>& info) {
return info.F(info.v.profile)
.validatePossible(info.v.profile)
.plus(info.F(info.v.level).validatePossible(info.v.level));
}
// static
-C2R V4L2DecodeInterface::SizeSetter(bool /* mayBlock */,
- C2P<C2StreamPictureSizeInfo::output>& videoSize) {
+C2R DecodeInterface::SizeSetter(bool /* mayBlock */,
+ C2P<C2StreamPictureSizeInfo::output>& videoSize) {
return videoSize.F(videoSize.v.width)
.validatePossible(videoSize.v.width)
.plus(videoSize.F(videoSize.v.height).validatePossible(videoSize.v.height));
}
+C2R DecodeInterface::InputSizeSetter(bool /* mayBlock */,
+ C2P<C2StreamMaxBufferSizeInfo::input>& inputSize) {
+ return inputSize.F(inputSize.v.value).validatePossible(inputSize.v.value);
+}
+
// static
template <typename T>
-C2R V4L2DecodeInterface::DefaultColorAspectsSetter(bool /* mayBlock */, C2P<T>& def) {
+C2R DecodeInterface::DefaultColorAspectsSetter(bool /* mayBlock */, C2P<T>& def) {
if (def.v.range > C2Color::RANGE_OTHER) {
def.set().range = C2Color::RANGE_OTHER;
}
@@ -88,10 +82,10 @@ C2R V4L2DecodeInterface::DefaultColorAspectsSetter(bool /* mayBlock */, C2P<T>&
}
// static
-C2R V4L2DecodeInterface::MergedColorAspectsSetter(
- bool /* mayBlock */, C2P<C2StreamColorAspectsInfo::output>& merged,
- const C2P<C2StreamColorAspectsTuning::output>& def,
- const C2P<C2StreamColorAspectsInfo::input>& coded) {
+C2R DecodeInterface::MergedColorAspectsSetter(bool /* mayBlock */,
+ C2P<C2StreamColorAspectsInfo::output>& merged,
+ const C2P<C2StreamColorAspectsTuning::output>& def,
+ const C2P<C2StreamColorAspectsInfo::input>& coded) {
// Take coded values for all specified fields, and default values for unspecified ones.
merged.set().range = coded.v.range == RANGE_UNSPECIFIED ? def.v.range : coded.v.range;
merged.set().primaries =
@@ -103,58 +97,123 @@ C2R V4L2DecodeInterface::MergedColorAspectsSetter(
}
// static
-C2R V4L2DecodeInterface::MaxInputBufferSizeCalculator(
+C2R DecodeInterface::MaxInputBufferSizeCalculator(
bool /* mayBlock */, C2P<C2StreamMaxBufferSizeInfo::input>& me,
const C2P<C2StreamPictureSizeInfo::output>& size) {
- me.set().value = calculateInputBufferSize(size.v.width * size.v.height);
+ size_t calculatedSize = calculateInputBufferSize(size.v.width * size.v.height);
+
+ if (me.v.value < calculatedSize) me.set().value = calculatedSize;
+
return C2R::Ok();
}
-V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
- const std::shared_ptr<C2ReflectorHelper>& helper)
- : C2InterfaceHelper(helper), mInitStatus(C2_OK) {
+DecodeInterface::DecodeInterface(const std::string& name,
+ const std::shared_ptr<C2ReflectorHelper>& helper,
+ const SupportedCapabilities& caps)
+ : C2InterfaceHelper(helper), mInitStatus(C2_OK), mVideoCodec(caps.codec) {
ALOGV("%s(%s)", __func__, name.c_str());
setDerivedInstance(this);
- mVideoCodec = getCodecFromComponentName(name);
- if (!mVideoCodec) {
- ALOGE("Invalid component name: %s", name.c_str());
- mInitStatus = C2_BAD_VALUE;
- return;
- }
-
addParameter(DefineParam(mKind, C2_PARAMKEY_COMPONENT_KIND)
.withConstValue(new C2ComponentKindSetting(C2Component::KIND_DECODER))
.build());
std::string inputMime;
+
+ ui::Size maxSize(1, 1);
+
+ std::vector<uint32_t> profiles;
+ for (const auto& supportedProfile : caps.supportedProfiles) {
+ if (isValidProfileForCodec(mVideoCodec.value(), supportedProfile.profile)) {
+ profiles.push_back(static_cast<uint32_t>(supportedProfile.profile));
+ maxSize.setWidth(std::max(maxSize.width, supportedProfile.max_resolution.width));
+ maxSize.setHeight(std::max(maxSize.height, supportedProfile.max_resolution.height));
+ }
+ }
+
+ // In case of no supported profile or uninitialized device maxSize is set to default
+ if (maxSize == ui::Size(1, 1)) maxSize = ui::Size(4096, 4096);
+
+ if (profiles.empty()) {
+ ALOGW("No supported profiles for H264 codec");
+ switch (*mVideoCodec) { //default values used when querry is not supported
+ case VideoCodec::H264:
+ profiles = {
+ C2Config::PROFILE_AVC_BASELINE,
+ C2Config::PROFILE_AVC_CONSTRAINED_BASELINE,
+ C2Config::PROFILE_AVC_MAIN,
+ C2Config::PROFILE_AVC_HIGH,
+ };
+ break;
+ case VideoCodec::VP8:
+ profiles = {C2Config::PROFILE_VP8_0};
+ break;
+ case VideoCodec::VP9:
+ profiles = {C2Config::PROFILE_VP9_0};
+ break;
+ case VideoCodec::HEVC:
+ profiles = {C2Config::PROFILE_HEVC_MAIN};
+ break;
+ }
+ }
+
+ uint32_t defaultProfile = caps.defaultProfile;
+ if (defaultProfile == C2Config::PROFILE_UNUSED)
+ defaultProfile = *std::min_element(profiles.begin(), profiles.end());
+
+ std::vector<unsigned int> levels;
+ std::vector<C2Config::level_t> supportedLevels = caps.supportedLevels;
+ for (const auto& supportedLevel : supportedLevels) {
+ levels.push_back(static_cast<unsigned int>(supportedLevel));
+ }
+
+ if (levels.empty()) {
+ ALOGE("No supported levels for H264 codec");
+ switch (*mVideoCodec) { //default values used when querry is not supported
+ case VideoCodec::H264:
+ levels = {C2Config::LEVEL_AVC_1, C2Config::LEVEL_AVC_1B, C2Config::LEVEL_AVC_1_1,
+ C2Config::LEVEL_AVC_1_2, C2Config::LEVEL_AVC_1_3, C2Config::LEVEL_AVC_2,
+ C2Config::LEVEL_AVC_2_1, C2Config::LEVEL_AVC_2_2, C2Config::LEVEL_AVC_3,
+ C2Config::LEVEL_AVC_3_1, C2Config::LEVEL_AVC_3_2, C2Config::LEVEL_AVC_4,
+ C2Config::LEVEL_AVC_4_1, C2Config::LEVEL_AVC_4_2, C2Config::LEVEL_AVC_5,
+ C2Config::LEVEL_AVC_5_1, C2Config::LEVEL_AVC_5_2};
+ break;
+ case VideoCodec::VP8:
+ levels = {C2Config::LEVEL_UNUSED};
+ break;
+ case VideoCodec::VP9:
+ levels = {C2Config::LEVEL_VP9_1, C2Config::LEVEL_VP9_1_1, C2Config::LEVEL_VP9_2,
+ C2Config::LEVEL_VP9_2_1, C2Config::LEVEL_VP9_3, C2Config::LEVEL_VP9_3_1,
+ C2Config::LEVEL_VP9_4, C2Config::LEVEL_VP9_4_1, C2Config::LEVEL_VP9_5};
+ break;
+ case VideoCodec::HEVC:
+ levels = {C2Config::LEVEL_HEVC_MAIN_1, C2Config::LEVEL_HEVC_MAIN_2,
+ C2Config::LEVEL_HEVC_MAIN_2_1, C2Config::LEVEL_HEVC_MAIN_3,
+ C2Config::LEVEL_HEVC_MAIN_3_1, C2Config::LEVEL_HEVC_MAIN_4,
+ C2Config::LEVEL_HEVC_MAIN_4_1, C2Config::LEVEL_HEVC_MAIN_5,
+ C2Config::LEVEL_HEVC_MAIN_5_1, C2Config::LEVEL_HEVC_MAIN_5_2,
+ C2Config::LEVEL_HEVC_MAIN_6, C2Config::LEVEL_HEVC_MAIN_6_1,
+ C2Config::LEVEL_HEVC_MAIN_6_2};
+ break;
+ }
+ }
+
+ uint32_t defaultLevel = caps.defaultLevel;
+ if (defaultLevel == C2Config::LEVEL_UNUSED)
+ defaultLevel = *std::min_element(levels.begin(), levels.end());
+
switch (*mVideoCodec) {
case VideoCodec::H264:
inputMime = MEDIA_MIMETYPE_VIDEO_AVC;
- addParameter(
- DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
- .withDefault(new C2StreamProfileLevelInfo::input(
- 0u, C2Config::PROFILE_AVC_MAIN, C2Config::LEVEL_AVC_4))
- .withFields(
- {C2F(mProfileLevel, profile)
- .oneOf({C2Config::PROFILE_AVC_BASELINE,
- C2Config::PROFILE_AVC_CONSTRAINED_BASELINE,
- C2Config::PROFILE_AVC_MAIN,
- C2Config::PROFILE_AVC_HIGH,
- C2Config::PROFILE_AVC_CONSTRAINED_HIGH}),
- C2F(mProfileLevel, level)
- .oneOf({C2Config::LEVEL_AVC_1, C2Config::LEVEL_AVC_1B,
- C2Config::LEVEL_AVC_1_1, C2Config::LEVEL_AVC_1_2,
- C2Config::LEVEL_AVC_1_3, C2Config::LEVEL_AVC_2,
- C2Config::LEVEL_AVC_2_1, C2Config::LEVEL_AVC_2_2,
- C2Config::LEVEL_AVC_3, C2Config::LEVEL_AVC_3_1,
- C2Config::LEVEL_AVC_3_2, C2Config::LEVEL_AVC_4,
- C2Config::LEVEL_AVC_4_1, C2Config::LEVEL_AVC_4_2,
- C2Config::LEVEL_AVC_5, C2Config::LEVEL_AVC_5_1,
- C2Config::LEVEL_AVC_5_2})})
- .withSetter(ProfileLevelSetter)
- .build());
+ addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
+ .withDefault(new C2StreamProfileLevelInfo::input(
+ 0u, static_cast<C2Config::profile_t>(defaultProfile),
+ static_cast<C2Config::level_t>(defaultLevel)))
+ .withFields({C2F(mProfileLevel, profile).oneOf(profiles),
+ C2F(mProfileLevel, level).oneOf(levels)})
+ .withSetter(ProfileLevelSetter)
+ .build());
break;
case VideoCodec::VP8:
@@ -167,48 +226,26 @@ V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
case VideoCodec::VP9:
inputMime = MEDIA_MIMETYPE_VIDEO_VP9;
- addParameter(
- DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
- .withDefault(new C2StreamProfileLevelInfo::input(
- 0u, C2Config::PROFILE_VP9_0, C2Config::LEVEL_VP9_5))
- .withFields({C2F(mProfileLevel, profile).oneOf({C2Config::PROFILE_VP9_0}),
- C2F(mProfileLevel, level)
- .oneOf({C2Config::LEVEL_VP9_1, C2Config::LEVEL_VP9_1_1,
- C2Config::LEVEL_VP9_2, C2Config::LEVEL_VP9_2_1,
- C2Config::LEVEL_VP9_3, C2Config::LEVEL_VP9_3_1,
- C2Config::LEVEL_VP9_4, C2Config::LEVEL_VP9_4_1,
- C2Config::LEVEL_VP9_5})})
- .withSetter(ProfileLevelSetter)
- .build());
+ addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
+ .withDefault(new C2StreamProfileLevelInfo::input(
+ 0u, static_cast<C2Config::profile_t>(defaultProfile),
+ static_cast<C2Config::level_t>(defaultLevel)))
+ .withFields({C2F(mProfileLevel, profile).oneOf(profiles),
+ C2F(mProfileLevel, level).oneOf(levels)})
+ .withSetter(ProfileLevelSetter)
+ .build());
break;
case VideoCodec::HEVC:
inputMime = MEDIA_MIMETYPE_VIDEO_HEVC;
- addParameter(
- DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
- .withDefault(new C2StreamProfileLevelInfo::input(
- 0u, C2Config::PROFILE_HEVC_MAIN, C2Config::LEVEL_HEVC_MAIN_5_1))
- .withFields({C2F(mProfileLevel, profile)
- .oneOf({C2Config::PROFILE_HEVC_MAIN,
- C2Config::PROFILE_HEVC_MAIN_STILL}),
- C2F(mProfileLevel, level)
- .oneOf({C2Config::LEVEL_HEVC_MAIN_1,
- C2Config::LEVEL_HEVC_MAIN_2,
- C2Config::LEVEL_HEVC_MAIN_2_1,
- C2Config::LEVEL_HEVC_MAIN_3,
- C2Config::LEVEL_HEVC_MAIN_3_1,
- C2Config::LEVEL_HEVC_MAIN_4,
- C2Config::LEVEL_HEVC_MAIN_4_1,
- C2Config::LEVEL_HEVC_MAIN_5,
- C2Config::LEVEL_HEVC_MAIN_5_1,
- C2Config::LEVEL_HEVC_MAIN_5_2,
- C2Config::LEVEL_HEVC_HIGH_4,
- C2Config::LEVEL_HEVC_HIGH_4_1,
- C2Config::LEVEL_HEVC_HIGH_5,
- C2Config::LEVEL_HEVC_HIGH_5_1,
- C2Config::LEVEL_HEVC_HIGH_5_2})})
- .withSetter(ProfileLevelSetter)
- .build());
+ addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
+ .withDefault(new C2StreamProfileLevelInfo::input(
+ 0u, static_cast<C2Config::profile_t>(defaultProfile),
+ static_cast<C2Config::level_t>(defaultLevel)))
+ .withFields({C2F(mProfileLevel, profile).oneOf(profiles),
+ C2F(mProfileLevel, level).oneOf(levels)})
+ .withSetter(ProfileLevelSetter)
+ .build());
break;
}
@@ -232,6 +269,17 @@ V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
.withConstValue(new C2PortDelayTuning::output(getOutputDelay(*mVideoCodec)))
.build());
+ // This value is set according to the relation between kNumInputBuffers = 16 and the current
+ // codec2 framework implementation. Specifically, this generally limits the framework to using
+ // <= 16 input buffers, although certain timing of events can result in a few more input buffers
+ // being allocated but rarely used. This lets us avoid remapping v4l2 input buffers and DMA
+ // buffers in the common case. We could go up to 4 here, to limit the framework to
+ // simultaneously enqueuing 16 input buffers, but there doesn't seem to be much of an a
+ // performance improvement from that.
+ addParameter(DefineParam(mPipelineDelay, C2_PARAMKEY_PIPELINE_DELAY)
+ .withConstValue(new C2PipelineDelayTuning(3))
+ .build());
+
addParameter(DefineParam(mInputMediaType, C2_PARAMKEY_INPUT_MEDIA_TYPE)
.withConstValue(AllocSharedString<C2PortMediaTypeSetting::input>(
inputMime.c_str()))
@@ -246,10 +294,11 @@ V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
// In order to fasten the bootup time, we use the maximum supported size instead of querying the
// capability from the V4L2 device.
addParameter(DefineParam(mSize, C2_PARAMKEY_PICTURE_SIZE)
- .withDefault(new C2StreamPictureSizeInfo::output(0u, 320, 240))
+ .withDefault(new C2StreamPictureSizeInfo::output(
+ 0u, std::min(320, maxSize.width), std::min(240, maxSize.height)))
.withFields({
- C2F(mSize, width).inRange(16, 4096, 16),
- C2F(mSize, height).inRange(16, 4096, 16),
+ C2F(mSize, width).inRange(16, maxSize.width, 16),
+ C2F(mSize, height).inRange(16, maxSize.height, 16),
})
.withSetter(SizeSetter)
.build());
@@ -260,6 +309,7 @@ V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
.withFields({
C2F(mMaxInputSize, value).any(),
})
+ .withSetter(InputSizeSetter)
.calculatedAs(MaxInputBufferSizeCalculator, mSize)
.build());
@@ -332,31 +382,36 @@ V4L2DecodeInterface::V4L2DecodeInterface(const std::string& name,
.withSetter(DefaultColorAspectsSetter)
.build());
- addParameter(
- DefineParam(mColorAspects, C2_PARAMKEY_COLOR_ASPECTS)
- .withDefault(new C2StreamColorAspectsInfo::output(
- 0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
- C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
- .withFields(
- {C2F(mColorAspects, range)
- .inRange(C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
- C2F(mColorAspects, primaries)
- .inRange(C2Color::PRIMARIES_UNSPECIFIED,
- C2Color::PRIMARIES_OTHER),
- C2F(mColorAspects, transfer)
- .inRange(C2Color::TRANSFER_UNSPECIFIED,
- C2Color::TRANSFER_OTHER),
- C2F(mColorAspects, matrix)
- .inRange(C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)})
- .withSetter(MergedColorAspectsSetter, mDefaultColorAspects, mCodedColorAspects)
- .build());
+ // At this moment v4l2_codec2 support decoding this information only for
+ // unprotected H264 and both protected and unprotected HEVC.
+ if ((mVideoCodec == VideoCodec::H264 && !secureMode) || mVideoCodec == VideoCodec::HEVC) {
+ addParameter(DefineParam(mColorAspects, C2_PARAMKEY_COLOR_ASPECTS)
+ .withDefault(new C2StreamColorAspectsInfo::output(
+ 0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
+ C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
+ .withFields({C2F(mColorAspects, range)
+ .inRange(C2Color::RANGE_UNSPECIFIED,
+ C2Color::RANGE_OTHER),
+ C2F(mColorAspects, primaries)
+ .inRange(C2Color::PRIMARIES_UNSPECIFIED,
+ C2Color::PRIMARIES_OTHER),
+ C2F(mColorAspects, transfer)
+ .inRange(C2Color::TRANSFER_UNSPECIFIED,
+ C2Color::TRANSFER_OTHER),
+ C2F(mColorAspects, matrix)
+ .inRange(C2Color::MATRIX_UNSPECIFIED,
+ C2Color::MATRIX_OTHER)})
+ .withSetter(MergedColorAspectsSetter, mDefaultColorAspects,
+ mCodedColorAspects)
+ .build());
+ }
}
-size_t V4L2DecodeInterface::getInputBufferSize() const {
- return calculateInputBufferSize(mSize->width * mSize->height);
+size_t DecodeInterface::getInputBufferSize() const {
+ return mMaxInputSize->value;
}
-c2_status_t V4L2DecodeInterface::queryColorAspects(
+c2_status_t DecodeInterface::queryColorAspects(
std::shared_ptr<C2StreamColorAspectsInfo::output>* targetColorAspects) {
std::unique_ptr<C2StreamColorAspectsInfo::output> colorAspects =
std::make_unique<C2StreamColorAspectsInfo::output>(
@@ -369,7 +424,7 @@ c2_status_t V4L2DecodeInterface::queryColorAspects(
return status;
}
-uint32_t V4L2DecodeInterface::getOutputDelay(VideoCodec codec) {
+uint32_t DecodeInterface::getOutputDelay(VideoCodec codec) {
switch (codec) {
case VideoCodec::H264:
// Due to frame reordering an H264 decoder might need multiple additional input frames to be
@@ -380,9 +435,17 @@ uint32_t V4L2DecodeInterface::getOutputDelay(VideoCodec codec) {
case VideoCodec::HEVC:
return 16;
case VideoCodec::VP8:
- return 0;
+ // The decoder might held a few frames as a reference for decoding. Since Android T
+ // the Codec2 is more prone to timeout the component if one is not producing frames. This
+ // might especially occur when those frames are held for reference and playback/decoding
+ // is paused. With increased output delay we inform Codec2 not to timeout the component,
+ // if number of frames in components is less then the number of maximum reference frames
+ // that could be held by decoder.
+ // Reference: RFC 6386 Section 3. Compressed Frame Types
+ return 3;
case VideoCodec::VP9:
- return 0;
+ // Reference: https://www.webmproject.org/vp9/levels/
+ return 8;
}
}
diff --git a/components/V4L2EncodeComponent.cpp b/components/EncodeComponent.cpp
similarity index 77%
rename from components/V4L2EncodeComponent.cpp
rename to components/EncodeComponent.cpp
index b266a6e65e7dc8bc9d67faac1e64aad93cb43453..0c7d0445109339110e4b00427f42c440890916ea 100644
--- a/components/V4L2EncodeComponent.cpp
+++ b/components/EncodeComponent.cpp
@@ -1,11 +1,11 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// found in the LICENSE file
//#define LOG_NDEBUG 0
-#define LOG_TAG "V4L2EncodeComponent"
+#define LOG_TAG "EncodeComponent"
-#include <v4l2_codec2/components/V4L2EncodeComponent.h>
+#include <v4l2_codec2/components/EncodeComponent.h>
#include <inttypes.h>
@@ -18,30 +18,36 @@
#include <android/hardware/graphics/common/1.0/types.h>
#include <base/bind.h>
#include <base/bind_helpers.h>
-#include <cutils/properties.h>
#include <log/log.h>
#include <media/stagefright/MediaDefs.h>
#include <ui/GraphicBuffer.h>
#include <ui/Size.h>
-#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/common/EncodeHelpers.h>
#include <v4l2_codec2/common/FormatConverter.h>
-#include <v4l2_codec2/common/VideoPixelFormat.h>
#include <v4l2_codec2/components/BitstreamBuffer.h>
-#include <v4l2_codec2/components/V4L2EncodeInterface.h>
-#include <v4l2_codec2/components/V4L2Encoder.h>
+#include <v4l2_codec2/components/EncodeInterface.h>
+#include <v4l2_codec2/components/VideoEncoder.h>
using android::hardware::graphics::common::V1_0::BufferUsage;
namespace android {
namespace {
+// Create an input frame from the specified graphic block.
+std::unique_ptr<VideoEncoder::InputFrame> createInputFrame(
+ const C2ConstGraphicBlock& block, VideoPixelFormat format,
+ const std::vector<VideoFramePlane>& planes, uint64_t index, int64_t timestamp) {
+ std::vector<int> fds;
+ const C2Handle* const handle = block.handle();
+ for (int i = 0; i < handle->numFds; i++) {
+ fds.emplace_back(handle->data[i]);
+ }
-const VideoPixelFormat kInputPixelFormat = VideoPixelFormat::NV12;
-
-// The peak bitrate in function of the target bitrate, used when the bitrate mode is VBR.
-constexpr uint32_t kPeakBitrateMultiplier = 2u;
+ return std::make_unique<VideoEncoder::InputFrame>(std::move(fds), planes, format, index,
+ timestamp);
+}
+} // namespace
// Get the video frame layout from the specified |inputBlock|.
// TODO(dstaessens): Clean up code extracting layout from a C2GraphicBlock.
@@ -58,7 +64,7 @@ std::optional<std::vector<VideoFramePlane>> getVideoFrameLayout(const C2ConstGra
// IMPLEMENTATION_DEFINED and its backed format is RGB. We fill the layout by using
// ImplDefinedToRGBXMap in the case.
if (layout.type == C2PlanarLayout::TYPE_UNKNOWN) {
- std::unique_ptr<ImplDefinedToRGBXMap> idMap = ImplDefinedToRGBXMap::Create(block);
+ std::unique_ptr<ImplDefinedToRGBXMap> idMap = ImplDefinedToRGBXMap::create(block);
if (idMap == nullptr) {
ALOGE("Unable to parse RGBX_8888 from IMPLEMENTATION_DEFINED");
return std::nullopt;
@@ -169,94 +175,35 @@ std::optional<uint32_t> getVideoFrameStride(VideoPixelFormat format, ui::Size si
return planes.value()[0].mStride;
}
-// Create an input frame from the specified graphic block.
-std::unique_ptr<V4L2Encoder::InputFrame> CreateInputFrame(const C2ConstGraphicBlock& block,
- uint64_t index, int64_t timestamp) {
- VideoPixelFormat format;
- std::optional<std::vector<VideoFramePlane>> planes = getVideoFrameLayout(block, &format);
- if (!planes) {
- ALOGE("Failed to get input block's layout");
- return nullptr;
- }
-
- std::vector<int> fds;
- const C2Handle* const handle = block.handle();
- for (int i = 0; i < handle->numFds; i++) {
- fds.emplace_back(handle->data[i]);
- }
-
- return std::make_unique<V4L2Encoder::InputFrame>(std::move(fds), std::move(planes.value()),
- format, index, timestamp);
-}
-
-// Check whether the specified |profile| is an H.264 profile.
-bool IsH264Profile(C2Config::profile_t profile) {
- return (profile >= C2Config::PROFILE_AVC_BASELINE &&
- profile <= C2Config::PROFILE_AVC_ENHANCED_MULTIVIEW_DEPTH_HIGH);
-}
-
-} // namespace
-
-// static
-std::atomic<int32_t> V4L2EncodeComponent::sConcurrentInstances = 0;
-
-// static
-std::shared_ptr<C2Component> V4L2EncodeComponent::create(
- C2String name, c2_node_id_t id, std::shared_ptr<C2ReflectorHelper> helper,
- C2ComponentFactory::ComponentDeleter deleter) {
- ALOGV("%s(%s)", __func__, name.c_str());
-
- static const int32_t kMaxConcurrentInstances =
- property_get_int32("ro.vendor.v4l2_codec2.encode_concurrent_instances", -1);
-
- static std::mutex mutex;
- std::lock_guard<std::mutex> lock(mutex);
- if (kMaxConcurrentInstances >= 0 && sConcurrentInstances.load() >= kMaxConcurrentInstances) {
- ALOGW("Cannot create additional encoder, maximum number of instances reached: %d",
- kMaxConcurrentInstances);
- return nullptr;
- }
-
- auto interface = std::make_shared<V4L2EncodeInterface>(name, std::move(helper));
- if (interface->status() != C2_OK) {
- ALOGE("Component interface initialization failed (error code %d)", interface->status());
- return nullptr;
- }
-
- return std::shared_ptr<C2Component>(new V4L2EncodeComponent(name, id, std::move(interface)),
- deleter);
-}
-
-V4L2EncodeComponent::V4L2EncodeComponent(C2String name, c2_node_id_t id,
- std::shared_ptr<V4L2EncodeInterface> interface)
+EncodeComponent::EncodeComponent(C2String name, c2_node_id_t id,
+ std::shared_ptr<EncodeInterface> interface)
: mName(name),
mId(id),
mInterface(std::move(interface)),
mComponentState(ComponentState::LOADED) {
ALOGV("%s(%s)", __func__, name.c_str());
-
- sConcurrentInstances.fetch_add(1, std::memory_order_relaxed);
}
-V4L2EncodeComponent::~V4L2EncodeComponent() {
+EncodeComponent::~EncodeComponent() {
ALOGV("%s()", __func__);
// Stop encoder thread and invalidate pointers if component wasn't stopped before destroying.
- if (mEncoderThread.IsRunning()) {
+ if (mEncoderThread.IsRunning() && !mEncoderTaskRunner->RunsTasksInCurrentSequence()) {
mEncoderTaskRunner->PostTask(
FROM_HERE, ::base::BindOnce(
- [](::base::WeakPtrFactory<V4L2EncodeComponent>* weakPtrFactory) {
+ [](::base::WeakPtrFactory<EncodeComponent>* weakPtrFactory,
+ std::unique_ptr<VideoEncoder>* encoder) {
weakPtrFactory->InvalidateWeakPtrs();
+ encoder->reset();
},
- &mWeakThisFactory));
+ &mWeakThisFactory, &mEncoder));
mEncoderThread.Stop();
}
- sConcurrentInstances.fetch_sub(1, std::memory_order_relaxed);
ALOGV("%s(): done", __func__);
}
-c2_status_t V4L2EncodeComponent::start() {
+c2_status_t EncodeComponent::start() {
ALOGV("%s()", __func__);
// Lock while starting, to synchronize start/stop/reset/release calls.
@@ -278,7 +225,7 @@ c2_status_t V4L2EncodeComponent::start() {
::base::WaitableEvent done;
bool success = false;
mEncoderTaskRunner->PostTask(
- FROM_HERE, ::base::Bind(&V4L2EncodeComponent::startTask, mWeakThis, &success, &done));
+ FROM_HERE, ::base::Bind(&EncodeComponent::startTask, mWeakThis, &success, &done));
done.Wait();
if (!success) {
@@ -290,7 +237,7 @@ c2_status_t V4L2EncodeComponent::start() {
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::stop() {
+c2_status_t EncodeComponent::stop() {
ALOGV("%s()", __func__);
// Lock while stopping, to synchronize start/stop/reset/release calls.
@@ -307,8 +254,8 @@ c2_status_t V4L2EncodeComponent::stop() {
// Wait for the component to stop.
::base::WaitableEvent done;
- mEncoderTaskRunner->PostTask(
- FROM_HERE, ::base::BindOnce(&V4L2EncodeComponent::stopTask, mWeakThis, &done));
+ mEncoderTaskRunner->PostTask(FROM_HERE,
+ ::base::BindOnce(&EncodeComponent::stopTask, mWeakThis, &done));
done.Wait();
mEncoderThread.Stop();
@@ -318,7 +265,7 @@ c2_status_t V4L2EncodeComponent::stop() {
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::reset() {
+c2_status_t EncodeComponent::reset() {
ALOGV("%s()", __func__);
// The interface specification says: "This method MUST be supported in all (including tripped)
@@ -333,7 +280,7 @@ c2_status_t V4L2EncodeComponent::reset() {
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::release() {
+c2_status_t EncodeComponent::release() {
ALOGV("%s()", __func__);
// The interface specification says: "This method MUST be supported in stopped state.", but the
@@ -344,7 +291,7 @@ c2_status_t V4L2EncodeComponent::release() {
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* const items) {
+c2_status_t EncodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* const items) {
ALOGV("%s()", __func__);
if (mComponentState != ComponentState::RUNNING) {
@@ -354,7 +301,7 @@ c2_status_t V4L2EncodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* co
while (!items->empty()) {
mEncoderTaskRunner->PostTask(FROM_HERE,
- ::base::BindOnce(&V4L2EncodeComponent::queueTask, mWeakThis,
+ ::base::BindOnce(&EncodeComponent::queueTask, mWeakThis,
std::move(items->front())));
items->pop_front();
}
@@ -362,7 +309,7 @@ c2_status_t V4L2EncodeComponent::queue_nb(std::list<std::unique_ptr<C2Work>>* co
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::drain_nb(drain_mode_t mode) {
+c2_status_t EncodeComponent::drain_nb(drain_mode_t mode) {
ALOGV("%s()", __func__);
if (mode == DRAIN_CHAIN) {
@@ -373,13 +320,13 @@ c2_status_t V4L2EncodeComponent::drain_nb(drain_mode_t mode) {
return C2_BAD_STATE;
}
- mEncoderTaskRunner->PostTask(
- FROM_HERE, ::base::BindOnce(&V4L2EncodeComponent::drainTask, mWeakThis, mode));
+ mEncoderTaskRunner->PostTask(FROM_HERE,
+ ::base::BindOnce(&EncodeComponent::drainTask, mWeakThis, mode));
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::flush_sm(flush_mode_t mode,
- std::list<std::unique_ptr<C2Work>>* const flushedWork) {
+c2_status_t EncodeComponent::flush_sm(flush_mode_t mode,
+ std::list<std::unique_ptr<C2Work>>* const flushedWork) {
ALOGV("%s()", __func__);
if (mode != FLUSH_COMPONENT) {
@@ -395,19 +342,19 @@ c2_status_t V4L2EncodeComponent::flush_sm(flush_mode_t mode,
// immediately abandon all non-started work on the encoder thread. We can return all work that
// can't be immediately discarded using onWorkDone() later.
::base::WaitableEvent done;
- mEncoderTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(&V4L2EncodeComponent::flushTask,
- mWeakThis, &done, flushedWork));
+ mEncoderTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(&EncodeComponent::flushTask, mWeakThis,
+ &done, flushedWork));
done.Wait();
return C2_OK;
}
-c2_status_t V4L2EncodeComponent::announce_nb(const std::vector<C2WorkOutline>& items) {
+c2_status_t EncodeComponent::announce_nb(const std::vector<C2WorkOutline>& items) {
return C2_OMITTED; // Tunneling is not supported by now
}
-c2_status_t V4L2EncodeComponent::setListener_vb(const std::shared_ptr<Listener>& listener,
- c2_blocking_t mayBlock) {
+c2_status_t EncodeComponent::setListener_vb(const std::shared_ptr<Listener>& listener,
+ c2_blocking_t mayBlock) {
ALOG_ASSERT(mComponentState != ComponentState::UNLOADED);
// Lock so we're sure the component isn't currently starting or stopping.
@@ -425,18 +372,18 @@ c2_status_t V4L2EncodeComponent::setListener_vb(const std::shared_ptr<Listener>&
ALOG_ASSERT(mayBlock == c2_blocking_t::C2_MAY_BLOCK);
::base::WaitableEvent done;
- mEncoderTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(&V4L2EncodeComponent::setListenerTask,
+ mEncoderTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(&EncodeComponent::setListenerTask,
mWeakThis, listener, &done));
done.Wait();
return C2_OK;
}
-std::shared_ptr<C2ComponentInterface> V4L2EncodeComponent::intf() {
- return std::make_shared<SimpleInterface<V4L2EncodeInterface>>(mName.c_str(), mId, mInterface);
+std::shared_ptr<C2ComponentInterface> EncodeComponent::intf() {
+ return std::make_shared<SimpleInterface<EncodeInterface>>(mName.c_str(), mId, mInterface);
}
-void V4L2EncodeComponent::startTask(bool* success, ::base::WaitableEvent* done) {
+void EncodeComponent::startTask(bool* success, ::base::WaitableEvent* done) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -444,7 +391,7 @@ void V4L2EncodeComponent::startTask(bool* success, ::base::WaitableEvent* done)
done->Signal();
}
-void V4L2EncodeComponent::stopTask(::base::WaitableEvent* done) {
+void EncodeComponent::stopTask(::base::WaitableEvent* done) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -452,6 +399,8 @@ void V4L2EncodeComponent::stopTask(::base::WaitableEvent* done) {
flush();
mInputFormatConverter.reset();
+ mInputPixelFormat = VideoPixelFormat::UNKNOWN;
+ mInputLayout.clear();
mEncoder.reset();
mOutputBlockPool.reset();
@@ -462,7 +411,7 @@ void V4L2EncodeComponent::stopTask(::base::WaitableEvent* done) {
done->Signal();
}
-void V4L2EncodeComponent::queueTask(std::unique_ptr<C2Work> work) {
+void EncodeComponent::queueTask(std::unique_ptr<C2Work> work) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
ALOG_ASSERT(mEncoder);
@@ -496,6 +445,31 @@ void V4L2EncodeComponent::queueTask(std::unique_ptr<C2Work> work) {
return;
}
+ // If this is the first input frame, create an input format converter if the V4L2 device doesn't
+ // support the requested input format.
+ if ((mInputPixelFormat == VideoPixelFormat::UNKNOWN) && !work->input.buffers.empty()) {
+ VideoPixelFormat format = VideoPixelFormat::UNKNOWN;
+ if (!getVideoFrameLayout(work->input.buffers.front()->data().graphicBlocks().front(),
+ &format)) {
+ ALOGE("Failed to get input block's layout");
+ reportError(C2_CORRUPTED);
+ return;
+ }
+ if (mEncoder->inputFormat() != format) {
+ ALOG_ASSERT(!mInputFormatConverter);
+ ALOGV("Creating input format convertor (%s)",
+ videoPixelFormatToString(mEncoder->inputFormat()).c_str());
+ mInputFormatConverter =
+ FormatConverter::create(mEncoder->inputFormat(), mEncoder->visibleSize(),
+ VideoEncoder::kInputBufferCount, mEncoder->codedSize());
+ if (!mInputFormatConverter) {
+ ALOGE("Failed to created input format convertor");
+ reportError(C2_CORRUPTED);
+ return;
+ }
+ }
+ }
+
// If conversion is required but no free buffers are available we queue the work item.
if (mInputFormatConverter && !mInputFormatConverter->isReady()) {
ALOGV("Input format convertor ran out of buffers");
@@ -510,8 +484,8 @@ void V4L2EncodeComponent::queueTask(std::unique_ptr<C2Work> work) {
work->input.buffers.front()->data().graphicBlocks().front();
if (mInputFormatConverter) {
ALOGV("Converting input block (index: %" PRIu64 ")", index);
- c2_status_t status = C2_CORRUPTED;
- inputBlock = mInputFormatConverter->convertBlock(index, inputBlock, &status);
+ c2_status_t status =
+ mInputFormatConverter->convertBlock(index, inputBlock, &inputBlock);
if (status != C2_OK) {
ALOGE("Failed to convert input block (index: %" PRIu64 ")", index);
reportError(status);
@@ -555,7 +529,7 @@ void V4L2EncodeComponent::queueTask(std::unique_ptr<C2Work> work) {
}
}
-void V4L2EncodeComponent::drainTask(drain_mode_t /*drainMode*/) {
+void EncodeComponent::drainTask(drain_mode_t /*drainMode*/) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -579,7 +553,7 @@ void V4L2EncodeComponent::drainTask(drain_mode_t /*drainMode*/) {
}
}
-void V4L2EncodeComponent::onDrainDone(bool success) {
+void EncodeComponent::onDrainDone(bool success) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
ALOG_ASSERT(!mWorkQueue.empty());
@@ -618,8 +592,8 @@ void V4L2EncodeComponent::onDrainDone(bool success) {
mWorkQueue.pop_front();
}
-void V4L2EncodeComponent::flushTask(::base::WaitableEvent* done,
- std::list<std::unique_ptr<C2Work>>* const flushedWork) {
+void EncodeComponent::flushTask(::base::WaitableEvent* done,
+ std::list<std::unique_ptr<C2Work>>* const flushedWork) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -637,8 +611,8 @@ void V4L2EncodeComponent::flushTask(::base::WaitableEvent* done,
flush();
}
-void V4L2EncodeComponent::setListenerTask(const std::shared_ptr<Listener>& listener,
- ::base::WaitableEvent* done) {
+void EncodeComponent::setListenerTask(const std::shared_ptr<Listener>& listener,
+ ::base::WaitableEvent* done) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -646,76 +620,7 @@ void V4L2EncodeComponent::setListenerTask(const std::shared_ptr<Listener>& liste
done->Signal();
}
-bool V4L2EncodeComponent::initializeEncoder() {
- ALOGV("%s()", __func__);
- ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
- ALOG_ASSERT(!mInputFormatConverter);
- ALOG_ASSERT(!mEncoder);
-
- mLastFrameTime = std::nullopt;
-
- // Get the requested profile and level.
- C2Config::profile_t outputProfile = mInterface->getOutputProfile();
-
- // CSD only needs to be extracted when using an H.264 profile.
- mExtractCSD = IsH264Profile(outputProfile);
-
- std::optional<uint8_t> h264Level;
- if (IsH264Profile(outputProfile)) {
- h264Level = c2LevelToV4L2Level(mInterface->getOutputLevel());
- }
-
- // Get the stride used by the C2 framework, as this might be different from the stride used by
- // the V4L2 encoder.
- std::optional<uint32_t> stride =
- getVideoFrameStride(kInputPixelFormat, mInterface->getInputVisibleSize());
- if (!stride) {
- ALOGE("Failed to get video frame stride");
- reportError(C2_CORRUPTED);
- return false;
- }
-
- // Get the requested bitrate mode and bitrate. The C2 framework doesn't offer a parameter to
- // configure the peak bitrate, so we use a multiple of the target bitrate.
- mBitrateMode = mInterface->getBitrateMode();
- if (property_get_bool("persist.vendor.v4l2_codec2.disable_vbr", false)) {
- // NOTE: This is a workaround for b/235771157.
- ALOGW("VBR is disabled on this device");
- mBitrateMode = C2Config::BITRATE_CONST;
- }
-
- mBitrate = mInterface->getBitrate();
-
- mEncoder = V4L2Encoder::create(
- outputProfile, h264Level, mInterface->getInputVisibleSize(), *stride,
- mInterface->getKeyFramePeriod(), mBitrateMode, mBitrate,
- mBitrate * kPeakBitrateMultiplier,
- ::base::BindRepeating(&V4L2EncodeComponent::fetchOutputBlock, mWeakThis),
- ::base::BindRepeating(&V4L2EncodeComponent::onInputBufferDone, mWeakThis),
- ::base::BindRepeating(&V4L2EncodeComponent::onOutputBufferDone, mWeakThis),
- ::base::BindRepeating(&V4L2EncodeComponent::onDrainDone, mWeakThis),
- ::base::BindRepeating(&V4L2EncodeComponent::reportError, mWeakThis, C2_CORRUPTED),
- mEncoderTaskRunner);
- if (!mEncoder) {
- ALOGE("Failed to create V4L2Encoder (profile: %s)", profileToString(outputProfile));
- return false;
- }
-
- // Add an input format convertor if the device doesn't support the requested input format.
- ALOGV("Creating input format convertor (%s)",
- videoPixelFormatToString(mEncoder->inputFormat()).c_str());
- mInputFormatConverter =
- FormatConverter::Create(mEncoder->inputFormat(), mEncoder->visibleSize(),
- V4L2Encoder::kInputBufferCount, mEncoder->codedSize());
- if (!mInputFormatConverter) {
- ALOGE("Failed to created input format convertor");
- return false;
- }
-
- return true;
-}
-
-bool V4L2EncodeComponent::updateEncodingParameters() {
+bool EncodeComponent::updateEncodingParameters() {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -733,10 +638,10 @@ bool V4L2EncodeComponent::updateEncodingParameters() {
mBitrate = bitrate;
if (mBitrateMode == C2Config::BITRATE_VARIABLE) {
- ALOGV("Setting peak bitrate to %u", bitrate * kPeakBitrateMultiplier);
+ ALOGV("Setting peak bitrate to %u", bitrate * VideoEncoder::kPeakBitrateMultiplier);
// TODO(b/190336806): Our stack doesn't support dynamic peak bitrate changes yet, ignore
// errors for now.
- mEncoder->setPeakBitrate(bitrate * kPeakBitrateMultiplier);
+ mEncoder->setPeakBitrate(bitrate * VideoEncoder::kPeakBitrateMultiplier);
}
}
@@ -777,7 +682,7 @@ bool V4L2EncodeComponent::updateEncodingParameters() {
return true;
}
-bool V4L2EncodeComponent::encode(C2ConstGraphicBlock block, uint64_t index, int64_t timestamp) {
+bool EncodeComponent::encode(C2ConstGraphicBlock block, uint64_t index, int64_t timestamp) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
ALOG_ASSERT(mEncoder);
@@ -785,6 +690,21 @@ bool V4L2EncodeComponent::encode(C2ConstGraphicBlock block, uint64_t index, int6
ALOGV("Encoding input block (index: %" PRIu64 ", timestamp: %" PRId64 ", size: %dx%d)", index,
timestamp, block.width(), block.height());
+ // If this is the first input frame, determine the pixel format and layout.
+ if (mInputPixelFormat == VideoPixelFormat::UNKNOWN) {
+ ALOG_ASSERT(mInputLayout.empty());
+ VideoPixelFormat format = VideoPixelFormat::UNKNOWN;
+ std::optional<std::vector<VideoFramePlane>> inputLayout =
+ getVideoFrameLayout(block, &format);
+ if (!inputLayout) {
+ ALOGE("Failed to get input block's layout");
+ reportError(C2_CORRUPTED);
+ return false;
+ }
+ mInputPixelFormat = format;
+ mInputLayout = std::move(*inputLayout);
+ }
+
// Dynamically adjust framerate based on the frame's timestamp if required.
constexpr int64_t kMaxFramerateDiff = 5;
if (mLastFrameTime && (timestamp > *mLastFrameTime)) {
@@ -802,7 +722,8 @@ bool V4L2EncodeComponent::encode(C2ConstGraphicBlock block, uint64_t index, int6
if (!updateEncodingParameters()) return false;
// Create an input frame from the graphic block.
- std::unique_ptr<V4L2Encoder::InputFrame> frame = CreateInputFrame(block, index, timestamp);
+ std::unique_ptr<VideoEncoder::InputFrame> frame =
+ createInputFrame(block, mInputPixelFormat, mInputLayout, index, timestamp);
if (!frame) {
ALOGE("Failed to create video frame from input block (index: %" PRIu64
", timestamp: %" PRId64 ")",
@@ -818,7 +739,7 @@ bool V4L2EncodeComponent::encode(C2ConstGraphicBlock block, uint64_t index, int6
return true;
}
-void V4L2EncodeComponent::flush() {
+void EncodeComponent::flush() {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -849,8 +770,7 @@ void V4L2EncodeComponent::flush() {
}
}
-void V4L2EncodeComponent::fetchOutputBlock(uint32_t size,
- std::unique_ptr<BitstreamBuffer>* buffer) {
+void EncodeComponent::fetchOutputBlock(uint32_t size, std::unique_ptr<BitstreamBuffer>* buffer) {
ALOGV("Fetching linear block (size: %u)", size);
std::shared_ptr<C2LinearBlock> block;
c2_status_t status = mOutputBlockPool->fetchLinearBlock(
@@ -866,7 +786,7 @@ void V4L2EncodeComponent::fetchOutputBlock(uint32_t size,
*buffer = std::make_unique<BitstreamBuffer>(std::move(block), 0, size);
}
-void V4L2EncodeComponent::onInputBufferDone(uint64_t index) {
+void EncodeComponent::onInputBufferDone(uint64_t index) {
ALOGV("%s(): Input buffer done (index: %" PRIu64 ")", __func__, index);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
ALOG_ASSERT(mEncoder);
@@ -908,8 +828,8 @@ void V4L2EncodeComponent::onInputBufferDone(uint64_t index) {
}
}
-void V4L2EncodeComponent::onOutputBufferDone(size_t dataSize, int64_t timestamp, bool keyFrame,
- std::unique_ptr<BitstreamBuffer> buffer) {
+void EncodeComponent::onOutputBufferDone(size_t dataSize, int64_t timestamp, bool keyFrame,
+ std::unique_ptr<BitstreamBuffer> buffer) {
ALOGV("%s(): output buffer done (timestamp: %" PRId64 ", size: %zu, keyframe: %d)", __func__,
timestamp, dataSize, keyFrame);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -971,7 +891,7 @@ void V4L2EncodeComponent::onOutputBufferDone(size_t dataSize, int64_t timestamp,
}
}
-C2Work* V4L2EncodeComponent::getWorkByIndex(uint64_t index) {
+C2Work* EncodeComponent::getWorkByIndex(uint64_t index) {
ALOGV("%s(): getting work item (index: %" PRIu64 ")", __func__, index);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -986,7 +906,7 @@ C2Work* V4L2EncodeComponent::getWorkByIndex(uint64_t index) {
return it->get();
}
-C2Work* V4L2EncodeComponent::getWorkByTimestamp(int64_t timestamp) {
+C2Work* EncodeComponent::getWorkByTimestamp(int64_t timestamp) {
ALOGV("%s(): getting work item (timestamp: %" PRId64 ")", __func__, timestamp);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
ALOG_ASSERT(timestamp >= 0);
@@ -1006,7 +926,7 @@ C2Work* V4L2EncodeComponent::getWorkByTimestamp(int64_t timestamp) {
return it->get();
}
-bool V4L2EncodeComponent::isWorkDone(const C2Work& work) const {
+bool EncodeComponent::isWorkDone(const C2Work& work) const {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -1033,7 +953,7 @@ bool V4L2EncodeComponent::isWorkDone(const C2Work& work) const {
return true;
}
-void V4L2EncodeComponent::reportWork(std::unique_ptr<C2Work> work) {
+void EncodeComponent::reportWork(std::unique_ptr<C2Work> work) {
ALOG_ASSERT(work);
ALOGV("%s(): Reporting work item as finished (index: %llu, timestamp: %llu)", __func__,
work->input.ordinal.frameIndex.peekull(), work->input.ordinal.timestamp.peekull());
@@ -1047,7 +967,7 @@ void V4L2EncodeComponent::reportWork(std::unique_ptr<C2Work> work) {
mListener->onWorkDone_nb(weak_from_this(), std::move(finishedWorkList));
}
-bool V4L2EncodeComponent::getBlockPool() {
+bool EncodeComponent::getBlockPool() {
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
auto sharedThis = weak_from_this().lock();
@@ -1068,7 +988,7 @@ bool V4L2EncodeComponent::getBlockPool() {
return true;
}
-void V4L2EncodeComponent::reportError(c2_status_t error) {
+void EncodeComponent::reportError(c2_status_t error) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
@@ -1080,7 +1000,7 @@ void V4L2EncodeComponent::reportError(c2_status_t error) {
}
}
-void V4L2EncodeComponent::setComponentState(ComponentState state) {
+void EncodeComponent::setComponentState(ComponentState state) {
// Check whether the state change is valid.
switch (state) {
case ComponentState::UNLOADED:
@@ -1103,7 +1023,7 @@ void V4L2EncodeComponent::setComponentState(ComponentState state) {
mComponentState = state;
}
-const char* V4L2EncodeComponent::componentStateToString(V4L2EncodeComponent::ComponentState state) {
+const char* EncodeComponent::componentStateToString(EncodeComponent::ComponentState state) {
switch (state) {
case ComponentState::UNLOADED:
return "UNLOADED";
diff --git a/components/V4L2EncodeInterface.cpp b/components/EncodeInterface.cpp
similarity index 81%
rename from components/V4L2EncodeInterface.cpp
rename to components/EncodeInterface.cpp
index 03d8c370981faeaae849adffa684d2bdc4eff414..9d7d81f7433b3a9f8a4ec007a209efd50a75007b 100644
--- a/components/V4L2EncodeInterface.cpp
+++ b/components/EncodeInterface.cpp
@@ -1,11 +1,11 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//#define LOG_NDEBUG 0
#define LOG_TAG "V4L2EncodeInterface"
-#include <v4l2_codec2/components/V4L2EncodeInterface.h>
+#include <v4l2_codec2/components/EncodeInterface.h>
#include <inttypes.h>
#include <algorithm>
@@ -16,8 +16,7 @@
#include <media/stagefright/MediaDefs.h>
#include <utils/Log.h>
-#include <v4l2_codec2/common/V4L2ComponentCommon.h>
-#include <v4l2_codec2/common/V4L2Device.h>
+#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/common/VideoTypes.h>
using android::hardware::graphics::common::V1_0::BufferUsage;
@@ -41,41 +40,17 @@ constexpr uint32_t kDefaultBitrate = 64000;
// The maximal output bitrate in bits per second. It's the max bitrate of AVC Level4.1.
// TODO: increase this in the future for supporting higher level/resolution encoding.
constexpr uint32_t kMaxBitrate = 50000000;
-
-std::optional<VideoCodec> getCodecFromComponentName(const std::string& name) {
- if (name == V4L2ComponentName::kH264Encoder) return VideoCodec::H264;
- if (name == V4L2ComponentName::kVP8Encoder) return VideoCodec::VP8;
- if (name == V4L2ComponentName::kVP9Encoder) return VideoCodec::VP9;
-
- ALOGE("Unknown name: %s", name.c_str());
- return std::nullopt;
-}
-
-// Check whether the specified profile is a valid profile for the specified codec.
-bool IsValidProfileForCodec(VideoCodec codec, C2Config::profile_t profile) {
- switch (codec) {
- case VideoCodec::H264:
- return ((profile >= C2Config::PROFILE_AVC_BASELINE) &&
- (profile <= C2Config::PROFILE_AVC_ENHANCED_MULTIVIEW_DEPTH_HIGH));
- case VideoCodec::VP8:
- return ((profile >= C2Config::PROFILE_VP8_0) && (profile <= C2Config::PROFILE_VP8_3));
- case VideoCodec::VP9:
- return ((profile >= C2Config::PROFILE_VP9_0) && (profile <= C2Config::PROFILE_VP9_3));
- default:
- return false;
- }
-}
-
} // namespace
-// static
-C2R V4L2EncodeInterface::H264ProfileLevelSetter(
- bool /*mayBlock*/, C2P<C2StreamProfileLevelInfo::output>& info,
- const C2P<C2StreamPictureSizeInfo::input>& videoSize,
- const C2P<C2StreamFrameRateInfo::output>& frameRate,
- const C2P<C2StreamBitrateInfo::output>& bitrate) {
- static C2Config::level_t lowestConfigLevel = C2Config::LEVEL_UNUSED;
+//static
+C2Config::level_t EncodeInterface::lowestConfigLevel = C2Config::LEVEL_UNUSED;
+// static
+C2R EncodeInterface::H264ProfileLevelSetter(bool /*mayBlock*/,
+ C2P<C2StreamProfileLevelInfo::output>& info,
+ const C2P<C2StreamPictureSizeInfo::input>& videoSize,
+ const C2P<C2StreamFrameRateInfo::output>& frameRate,
+ const C2P<C2StreamBitrateInfo::output>& bitrate) {
// Adopt default minimal profile instead if the requested profile is not supported, or lower
// than the default minimal one.
constexpr C2Config::profile_t minProfile = C2Config::PROFILE_AVC_BASELINE;
@@ -185,11 +160,11 @@ C2R V4L2EncodeInterface::H264ProfileLevelSetter(
return C2R::Ok();
}
-C2R V4L2EncodeInterface::VP9ProfileLevelSetter(
- bool /*mayBlock*/, C2P<C2StreamProfileLevelInfo::output>& info,
- const C2P<C2StreamPictureSizeInfo::input>& /*videoSize*/,
- const C2P<C2StreamFrameRateInfo::output>& /*frameRate*/,
- const C2P<C2StreamBitrateInfo::output>& /*bitrate*/) {
+C2R EncodeInterface::VP9ProfileLevelSetter(bool /*mayBlock*/,
+ C2P<C2StreamProfileLevelInfo::output>& info,
+ const C2P<C2StreamPictureSizeInfo::input>& /*videoSize*/,
+ const C2P<C2StreamFrameRateInfo::output>& /*frameRate*/,
+ const C2P<C2StreamBitrateInfo::output>& /*bitrate*/) {
// Adopt default minimal profile instead if the requested profile is not supported, or lower
// than the default minimal one.
constexpr C2Config::profile_t defaultMinProfile = C2Config::PROFILE_VP9_0;
@@ -209,7 +184,7 @@ C2R V4L2EncodeInterface::VP9ProfileLevelSetter(
}
// static
-C2R V4L2EncodeInterface::SizeSetter(bool mayBlock, C2P<C2StreamPictureSizeInfo::input>& videoSize) {
+C2R EncodeInterface::SizeSetter(bool mayBlock, C2P<C2StreamPictureSizeInfo::input>& videoSize) {
(void)mayBlock;
// TODO: maybe apply block limit?
return videoSize.F(videoSize.v.width)
@@ -218,8 +193,8 @@ C2R V4L2EncodeInterface::SizeSetter(bool mayBlock, C2P<C2StreamPictureSizeInfo::
}
// static
-C2R V4L2EncodeInterface::IntraRefreshPeriodSetter(bool mayBlock,
- C2P<C2StreamIntraRefreshTuning::output>& period) {
+C2R EncodeInterface::IntraRefreshPeriodSetter(bool mayBlock,
+ C2P<C2StreamIntraRefreshTuning::output>& period) {
(void)mayBlock;
if (period.v.period < 1) {
period.set().mode = C2Config::INTRA_REFRESH_DISABLED;
@@ -231,40 +206,23 @@ C2R V4L2EncodeInterface::IntraRefreshPeriodSetter(bool mayBlock,
return C2R::Ok();
}
-V4L2EncodeInterface::V4L2EncodeInterface(const C2String& name,
- std::shared_ptr<C2ReflectorHelper> helper)
+EncodeInterface::EncodeInterface(const C2String& name, std::shared_ptr<C2ReflectorHelper> helper,
+ const SupportedCapabilities& caps)
: C2InterfaceHelper(std::move(helper)) {
ALOGV("%s(%s)", __func__, name.c_str());
setDerivedInstance(this);
- Initialize(name);
+ Initialize(name, caps);
}
-void V4L2EncodeInterface::Initialize(const C2String& name) {
- scoped_refptr<V4L2Device> device = V4L2Device::create();
- if (!device) {
- ALOGE("Failed to create V4L2 device");
- mInitStatus = C2_CORRUPTED;
- return;
- }
-
- auto codec = getCodecFromComponentName(name);
- if (!codec) {
- ALOGE("Invalid component name");
- mInitStatus = C2_BAD_VALUE;
- return;
- }
-
- V4L2Device::SupportedEncodeProfiles supported_profiles = device->getSupportedEncodeProfiles();
-
- // Compile the list of supported profiles.
+void EncodeInterface::Initialize(const C2String& name, const SupportedCapabilities& caps) {
// Note: unsigned int is used here, since std::vector<C2Config::profile_t> cannot convert to
// std::vector<unsigned int> required by the c2 framework below.
std::vector<unsigned int> profiles;
ui::Size maxSize;
- for (const auto& supportedProfile : supported_profiles) {
- if (!IsValidProfileForCodec(codec.value(), supportedProfile.profile)) {
+ for (const auto& supportedProfile : caps.supportedProfiles) {
+ if (!isValidProfileForCodec(caps.codec, supportedProfile.profile)) {
continue; // Ignore unrecognizable or unsupported profiles.
}
ALOGV("Queried c2_profile = 0x%x : max_size = %d x %d", supportedProfile.profile,
@@ -320,7 +278,7 @@ void V4L2EncodeInterface::Initialize(const C2String& name) {
.build());
std::string outputMime;
- if (getCodecFromComponentName(name) == VideoCodec::H264) {
+ if (caps.codec == VideoCodec::H264) {
outputMime = MEDIA_MIMETYPE_VIDEO_AVC;
C2Config::profile_t minProfile = static_cast<C2Config::profile_t>(
*std::min_element(profiles.begin(), profiles.end()));
@@ -342,14 +300,14 @@ void V4L2EncodeInterface::Initialize(const C2String& name) {
C2Config::LEVEL_AVC_5, C2Config::LEVEL_AVC_5_1})})
.withSetter(H264ProfileLevelSetter, mInputVisibleSize, mFrameRate, mBitrate)
.build());
- } else if (getCodecFromComponentName(name) == VideoCodec::VP8) {
+ } else if (caps.codec == VideoCodec::VP8) {
outputMime = MEDIA_MIMETYPE_VIDEO_VP8;
// VP8 doesn't have conventional profiles, we'll use profile0 if the VP8 codec is requested.
addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
.withConstValue(new C2StreamProfileLevelInfo::output(
0u, C2Config::PROFILE_VP8_0, C2Config::LEVEL_UNUSED))
.build());
- } else if (getCodecFromComponentName(name) == VideoCodec::VP9) {
+ } else if (caps.codec == VideoCodec::VP9) {
outputMime = MEDIA_MIMETYPE_VIDEO_VP9;
C2Config::profile_t minProfile = static_cast<C2Config::profile_t>(
*std::min_element(profiles.begin(), profiles.end()));
@@ -382,17 +340,10 @@ void V4L2EncodeInterface::Initialize(const C2String& name) {
.withConstValue(new C2StreamBufferTypeSetting::input(0u, C2BufferData::GRAPHIC))
.build());
- // TODO(b/167640667) Add VIDEO_ENCODER flag once input convertor is not enabled by default.
- // When using the format convertor (which is currently always enabled) it's not useful to add
- // the VIDEO_ENCODER buffer flag for input buffers here. Currently zero-copy is not supported
- // yet, so when using this flag an additional buffer will be allocated on host side and a copy
- // will be performed between the guest and host buffer to keep them in sync. This is wasteful as
- // the buffer is only used on guest side by the format convertor which converts and copies the
- // buffer into another buffer.
- //addParameter(DefineParam(mInputMemoryUsage, C2_PARAMKEY_INPUT_STREAM_USAGE)
- // .withConstValue(new C2StreamUsageTuning::input(
- // 0u, static_cast<uint64_t>(BufferUsage::VIDEO_ENCODER)))
- // .build());
+ addParameter(DefineParam(mInputMemoryUsage, C2_PARAMKEY_INPUT_STREAM_USAGE)
+ .withConstValue(new C2StreamUsageTuning::input(
+ 0u, static_cast<uint64_t>(BufferUsage::VIDEO_ENCODER)))
+ .build());
addParameter(
DefineParam(mOutputFormat, C2_PARAMKEY_OUTPUT_STREAM_BUFFER_TYPE)
@@ -458,7 +409,7 @@ void V4L2EncodeInterface::Initialize(const C2String& name) {
mInitStatus = C2_OK;
}
-uint32_t V4L2EncodeInterface::getKeyFramePeriod() const {
+uint32_t EncodeInterface::getKeyFramePeriod() const {
if (mKeyFramePeriodUs->value < 0 || mKeyFramePeriodUs->value == INT64_MAX) {
return 0;
}
diff --git a/components/V4L2ComponentStore.cpp b/components/V4L2ComponentStore.cpp
deleted file mode 100644
index feb579969bbf21ca0fe4e43fd475a679b66c7333..0000000000000000000000000000000000000000
--- a/components/V4L2ComponentStore.cpp
+++ /dev/null
@@ -1,208 +0,0 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-//#define LOG_NDEBUG 0
-#define LOG_TAG "V4L2ComponentStore"
-
-#include <v4l2_codec2/components/V4L2ComponentStore.h>
-
-#include <stdint.h>
-
-#include <memory>
-#include <mutex>
-
-#include <C2.h>
-#include <C2Config.h>
-#include <log/log.h>
-#include <media/stagefright/foundation/MediaDefs.h>
-
-#include <v4l2_codec2/common/V4L2ComponentCommon.h>
-#include <v4l2_codec2/components/V4L2ComponentFactory.h>
-
-namespace android {
-namespace {
-const uint32_t kComponentRank = 0x80;
-
-std::string getMediaTypeFromComponentName(const std::string& name) {
- if (name == V4L2ComponentName::kH264Decoder || name == V4L2ComponentName::kH264SecureDecoder ||
- name == V4L2ComponentName::kH264Encoder) {
- return MEDIA_MIMETYPE_VIDEO_AVC;
- }
- if (name == V4L2ComponentName::kVP8Decoder || name == V4L2ComponentName::kVP8SecureDecoder ||
- name == V4L2ComponentName::kVP8Encoder) {
- return MEDIA_MIMETYPE_VIDEO_VP8;
- }
- if (name == V4L2ComponentName::kVP9Decoder || name == V4L2ComponentName::kVP9SecureDecoder ||
- name == V4L2ComponentName::kVP9Encoder) {
- return MEDIA_MIMETYPE_VIDEO_VP9;
- }
- if (name == V4L2ComponentName::kHEVCDecoder || name == V4L2ComponentName::kHEVCSecureDecoder) {
- return MEDIA_MIMETYPE_VIDEO_HEVC;
- }
- return "";
-}
-
-} // namespace
-
-// static
-std::shared_ptr<C2ComponentStore> V4L2ComponentStore::Create() {
- ALOGV("%s()", __func__);
-
- static std::mutex mutex;
- static std::weak_ptr<C2ComponentStore> platformStore;
-
- std::lock_guard<std::mutex> lock(mutex);
- std::shared_ptr<C2ComponentStore> store = platformStore.lock();
- if (store != nullptr) return store;
-
- store = std::shared_ptr<C2ComponentStore>(new V4L2ComponentStore());
- platformStore = store;
- return store;
-}
-
-V4L2ComponentStore::V4L2ComponentStore() : mReflector(std::make_shared<C2ReflectorHelper>()) {
- ALOGV("%s()", __func__);
-}
-
-V4L2ComponentStore::~V4L2ComponentStore() {
- ALOGV("%s()", __func__);
-
- std::lock_guard<std::mutex> lock(mCachedFactoriesLock);
- mCachedFactories.clear();
-}
-
-C2String V4L2ComponentStore::getName() const {
- return "android.componentStore.v4l2";
-}
-
-c2_status_t V4L2ComponentStore::createComponent(C2String name,
- std::shared_ptr<C2Component>* const component) {
- ALOGV("%s(%s)", __func__, name.c_str());
-
- if (!V4L2ComponentName::isValid(name.c_str())) {
- ALOGI("%s(): Invalid component name: %s", __func__, name.c_str());
- return C2_NOT_FOUND;
- }
-
- auto factory = GetFactory(name);
- if (factory == nullptr) return C2_CORRUPTED;
-
- component->reset();
- return factory->createComponent(0, component);
-}
-
-c2_status_t V4L2ComponentStore::createInterface(
- C2String name, std::shared_ptr<C2ComponentInterface>* const interface) {
- ALOGV("%s(%s)", __func__, name.c_str());
-
- if (!V4L2ComponentName::isValid(name.c_str())) {
- ALOGI("%s(): Invalid component name: %s", __func__, name.c_str());
- return C2_NOT_FOUND;
- }
-
- auto factory = GetFactory(name);
- if (factory == nullptr) return C2_CORRUPTED;
-
- interface->reset();
- return factory->createInterface(0, interface);
-}
-
-std::vector<std::shared_ptr<const C2Component::Traits>> V4L2ComponentStore::listComponents() {
- ALOGV("%s()", __func__);
-
- std::vector<std::shared_ptr<const C2Component::Traits>> ret;
- ret.push_back(GetTraits(V4L2ComponentName::kH264Encoder));
- ret.push_back(GetTraits(V4L2ComponentName::kH264Decoder));
- ret.push_back(GetTraits(V4L2ComponentName::kH264SecureDecoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP8Encoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP8Decoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP8SecureDecoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP9Encoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP9Decoder));
- ret.push_back(GetTraits(V4L2ComponentName::kVP9SecureDecoder));
- ret.push_back(GetTraits(V4L2ComponentName::kHEVCDecoder));
- ret.push_back(GetTraits(V4L2ComponentName::kHEVCSecureDecoder));
- return ret;
-}
-
-std::shared_ptr<C2ParamReflector> V4L2ComponentStore::getParamReflector() const {
- return mReflector;
-}
-
-c2_status_t V4L2ComponentStore::copyBuffer(std::shared_ptr<C2GraphicBuffer> /* src */,
- std::shared_ptr<C2GraphicBuffer> /* dst */) {
- return C2_OMITTED;
-}
-
-c2_status_t V4L2ComponentStore::querySupportedParams_nb(
- std::vector<std::shared_ptr<C2ParamDescriptor>>* const /* params */) const {
- return C2_OK;
-}
-
-c2_status_t V4L2ComponentStore::query_sm(
- const std::vector<C2Param*>& stackParams,
- const std::vector<C2Param::Index>& heapParamIndices,
- std::vector<std::unique_ptr<C2Param>>* const /* heapParams */) const {
- // There are no supported config params.
- return stackParams.empty() && heapParamIndices.empty() ? C2_OK : C2_BAD_INDEX;
-}
-
-c2_status_t V4L2ComponentStore::config_sm(
- const std::vector<C2Param*>& params,
- std::vector<std::unique_ptr<C2SettingResult>>* const /* failures */) {
- // There are no supported config params.
- return params.empty() ? C2_OK : C2_BAD_INDEX;
-}
-
-c2_status_t V4L2ComponentStore::querySupportedValues_sm(
- std::vector<C2FieldSupportedValuesQuery>& fields) const {
- // There are no supported config params.
- return fields.empty() ? C2_OK : C2_BAD_INDEX;
-}
-
-::C2ComponentFactory* V4L2ComponentStore::GetFactory(const C2String& name) {
- ALOGV("%s(%s)", __func__, name.c_str());
- ALOG_ASSERT(V4L2ComponentName::isValid(name.c_str()));
-
- std::lock_guard<std::mutex> lock(mCachedFactoriesLock);
- const auto it = mCachedFactories.find(name);
- if (it != mCachedFactories.end()) return it->second.get();
-
- std::unique_ptr<::C2ComponentFactory> factory = V4L2ComponentFactory::create(
- name, std::static_pointer_cast<C2ReflectorHelper>(getParamReflector()));
- if (factory == nullptr) {
- ALOGE("Failed to create factory for %s", name.c_str());
- return nullptr;
- }
-
- auto ret = factory.get();
- mCachedFactories.emplace(name, std::move(factory));
- return ret;
-}
-
-std::shared_ptr<const C2Component::Traits> V4L2ComponentStore::GetTraits(const C2String& name) {
- ALOGV("%s(%s)", __func__, name.c_str());
-
- if (!V4L2ComponentName::isValid(name.c_str())) {
- ALOGE("Invalid component name: %s", name.c_str());
- return nullptr;
- }
-
- std::lock_guard<std::mutex> lock(mCachedTraitsLock);
- auto it = mCachedTraits.find(name);
- if (it != mCachedTraits.end()) return it->second;
-
- auto traits = std::make_shared<C2Component::Traits>();
- traits->name = name;
- traits->domain = C2Component::DOMAIN_VIDEO;
- traits->rank = kComponentRank;
- traits->mediaType = getMediaTypeFromComponentName(name);
- traits->kind = V4L2ComponentName::isEncoder(name.c_str()) ? C2Component::KIND_ENCODER
- : C2Component::KIND_DECODER;
-
- mCachedTraits.emplace(name, traits);
- return traits;
-}
-
-} // namespace android
diff --git a/components/VideoEncoder.cpp b/components/VideoEncoder.cpp
index e3e19c229ea61ca6da6dc88d6ce10ef16e9685c8..8f1044b80e2d3b0fc0110900aa1cdb88e6824689 100644
--- a/components/VideoEncoder.cpp
+++ b/components/VideoEncoder.cpp
@@ -6,11 +6,12 @@
namespace android {
-VideoEncoder::InputFrame::InputFrame(std::vector<int>&& fds, std::vector<VideoFramePlane>&& planes,
+VideoEncoder::InputFrame::InputFrame(std::vector<int>&& fds,
+ const std::vector<VideoFramePlane>& planes,
VideoPixelFormat pixelFormat, uint64_t index,
int64_t timestamp)
: mFds(std::move(fds)),
- mPlanes(std::move(planes)),
+ mPlanes(planes),
mPixelFormat(pixelFormat),
mIndex(index),
mTimestamp(timestamp) {}
diff --git a/components/VideoFramePool.cpp b/components/VideoFramePool.cpp
index 4bf45f3fd02fc9e96e87286e015697035f17d9f1..9927acf6f30da1a8e509b9d8d1534f65fe9e1e66 100644
--- a/components/VideoFramePool.cpp
+++ b/components/VideoFramePool.cpp
@@ -179,7 +179,7 @@ void VideoFramePool::getVideoFrameTask() {
ALOG_ASSERT(mFetchTaskRunner->RunsTasksInCurrentSequence());
// Variables used to exponential backoff retry when buffer fetching times out.
- constexpr size_t kFetchRetryDelayInit = 64; // Initial delay: 64us
+ constexpr size_t kFetchRetryDelayInit = 256; // Initial delay: 256us
constexpr size_t kFetchRetryDelayMax = 16384; // Max delay: 16ms (1 frame at 60fps)
constexpr size_t kFenceWaitTimeoutNs = 16000000; // 16ms (1 frame at 60fps)
static size_t sNumRetries = 0;
@@ -190,7 +190,18 @@ void VideoFramePool::getVideoFrameTask() {
c2_status_t err = mBlockPool->fetchGraphicBlock(mSize.width, mSize.height,
static_cast<uint32_t>(mPixelFormat),
mMemoryUsage, &block, &fence);
- if (err == C2_BLOCKING) {
+ // C2_BLOCKING can be returned either based on the state of the block pool itself
+ // or the state of the underlying buffer queue. If the cause is the underlying
+ // buffer queue, then the block pool returns a null fence. Since a null fence is
+ // immediately ready, we need to delay instead of trying to wait on the fence, to
+ // avoid spinning.
+ //
+ // Unfortunately, a null fence is considered a valid fence, so the best we can do
+ // to detect a null fence is to assume that any fence that is immediately ready
+ // is the null fence. A false positive by racing with a real fence can result in
+ // an unnecessary delay, but the only alternative is to ignore fences altogether
+ // and always delay.
+ if (err == C2_BLOCKING && !fence.ready()) {
err = fence.wait(kFenceWaitTimeoutNs);
if (err == C2_OK) {
ALOGV("%s(): fence wait succeded, retrying now", __func__);
@@ -231,7 +242,7 @@ void VideoFramePool::getVideoFrameTask() {
FROM_HERE, ::base::BindOnce(&VideoFramePool::getVideoFrameTask, mFetchWeakThis),
::base::TimeDelta::FromMicroseconds(sDelay));
- sDelay = std::min(sDelay * 2, kFetchRetryDelayMax); // Exponential backoff
+ sDelay = std::min(sDelay * 4, kFetchRetryDelayMax); // Exponential backoff
sNumRetries++;
return;
}
diff --git a/components/include/v4l2_codec2/components/V4L2ComponentStore.h b/components/include/v4l2_codec2/components/ComponentStore.h
similarity index 61%
rename from components/include/v4l2_codec2/components/V4L2ComponentStore.h
rename to components/include/v4l2_codec2/components/ComponentStore.h
index bfec40733af87fb445d510473999d1342dc99da0..a759d4d00a5d9b391a77ab4a4f8a7f17356febd0 100644
--- a/components/include/v4l2_codec2/components/V4L2ComponentStore.h
+++ b/components/include/v4l2_codec2/components/ComponentStore.h
@@ -1,9 +1,9 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_STORE_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_STORE_H
+#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_COMPONENT_STORE_MIXIN_H
+#define ANDROID_V4L2_CODEC2_COMPONENTS_COMPONENT_STORE_MIXIN_H
#include <map>
#include <mutex>
@@ -15,10 +15,15 @@
namespace android {
-class V4L2ComponentStore : public C2ComponentStore {
+enum class VideoCodec;
+
+class ComponentStore : public C2ComponentStore {
public:
- static std::shared_ptr<C2ComponentStore> Create();
- ~V4L2ComponentStore();
+ using GetFactory = std::function<std::unique_ptr<C2ComponentFactory>(
+ const std::string& /* name */, std::shared_ptr<C2ReflectorHelper>)>;
+ class Builder;
+
+ virtual ~ComponentStore();
// C2ComponentStore implementation.
C2String getName() const override;
@@ -41,10 +46,21 @@ public:
std::vector<C2FieldSupportedValuesQuery>& fields) const override;
private:
- V4L2ComponentStore();
+ struct Declaration {
+ VideoCodec codec;
+ C2Component::kind_t kind;
+ GetFactory factory;
+ };
+
+ ComponentStore(C2String storeName);
+
+ ::C2ComponentFactory* getFactory(const C2String& name);
- ::C2ComponentFactory* GetFactory(const C2String& name);
- std::shared_ptr<const C2Component::Traits> GetTraits(const C2String& name);
+ std::shared_ptr<const C2Component::Traits> getTraits(const C2String& name);
+
+ C2String mStoreName;
+
+ std::map<std::string, Declaration> mDeclarations;
std::shared_ptr<C2ReflectorHelper> mReflector;
@@ -54,8 +70,25 @@ private:
std::mutex mCachedTraitsLock;
std::map<C2String, std::shared_ptr<const C2Component::Traits>> mCachedTraits
GUARDED_BY(mCachedTraitsLock);
+
+ friend class Builder;
+};
+
+class ComponentStore::Builder final {
+public:
+ Builder(C2String storeName);
+ ~Builder() = default;
+
+ Builder& decoder(std::string name, VideoCodec codec, GetFactory factory);
+
+ Builder& encoder(std::string name, VideoCodec codec, GetFactory factory);
+
+ std::shared_ptr<ComponentStore> build() &&;
+
+private:
+ std::unique_ptr<ComponentStore> mStore;
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_STORE_H
+#endif // ANDROID_V4L2_CODEC2_COMPONENTS_COMPONENT_STORE_MIXIN_H
diff --git a/components/include/v4l2_codec2/components/V4L2DecodeComponent.h b/components/include/v4l2_codec2/components/DecodeComponent.h
similarity index 79%
rename from components/include/v4l2_codec2/components/V4L2DecodeComponent.h
rename to components/include/v4l2_codec2/components/DecodeComponent.h
index 962f7d6049b4c9cdb3303da0a4a374c14c363e94..27905c7c9ee76ff017c35f77d9258ce6a1bf0ca5 100644
--- a/components/include/v4l2_codec2/components/V4L2DecodeComponent.h
+++ b/components/include/v4l2_codec2/components/DecodeComponent.h
@@ -1,9 +1,9 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_COMPONENT_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_COMPONENT_H
+#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_COMPONENT_H
+#define ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_COMPONENT_H
#include <atomic>
#include <memory>
@@ -17,22 +17,17 @@
#include <base/synchronization/waitable_event.h>
#include <base/threading/thread.h>
-#include <v4l2_codec2/components/V4L2DecodeInterface.h>
+#include <v4l2_codec2/components/DecodeInterface.h>
#include <v4l2_codec2/components/VideoDecoder.h>
#include <v4l2_codec2/components/VideoFramePool.h>
namespace android {
-class V4L2DecodeComponent : public C2Component,
- public std::enable_shared_from_this<V4L2DecodeComponent> {
+class DecodeComponent : public C2Component, public std::enable_shared_from_this<DecodeComponent> {
public:
- static std::shared_ptr<C2Component> create(const std::string& name, c2_node_id_t id,
- const std::shared_ptr<C2ReflectorHelper>& helper,
- C2ComponentFactory::ComponentDeleter deleter);
- V4L2DecodeComponent(const std::string& name, c2_node_id_t id,
- const std::shared_ptr<C2ReflectorHelper>& helper,
- const std::shared_ptr<V4L2DecodeInterface>& intfImpl);
- ~V4L2DecodeComponent() override;
+ DecodeComponent(uint32_t debugStreamId, const std::string& name, c2_node_id_t id,
+ const std::shared_ptr<DecodeInterface>& intfImpl);
+ virtual ~DecodeComponent() override;
// Implementation of C2Component.
c2_status_t start() override;
@@ -48,7 +43,7 @@ public:
c2_status_t drain_nb(drain_mode_t mode) override;
std::shared_ptr<C2ComponentInterface> intf() override;
-private:
+protected:
// The C2Component state machine.
enum class ComponentState {
STOPPED,
@@ -59,7 +54,7 @@ private:
static const char* ComponentStateToString(ComponentState state);
// Handle C2Component's public methods on |mDecoderTaskRunner|.
- void startTask(c2_status_t* status, ::base::WaitableEvent* done);
+ virtual void startTask(c2_status_t* status, ::base::WaitableEvent* done) = 0;
void stopTask();
void releaseTask();
void queueTask(std::unique_ptr<C2Work> work);
@@ -69,6 +64,11 @@ private:
// Try to process pending works at |mPendingWorks|. Paused when |mIsDraining| is set.
void pumpPendingWorks();
+
+ void processCSDWork(const int32_t bitstreamId, const C2Work* work);
+ void processWork(const int32_t bitstreamId, const C2Work* work);
+ void processWorkBuffer(const int32_t bitstreamId, const C2ConstLinearBlock& linearBlock);
+
// Get the buffer pool.
std::unique_ptr<VideoFramePool> getVideoFramePool(const ui::Size& size,
HalPixelFormat pixelFormat,
@@ -92,10 +92,11 @@ private:
// Report error when any error occurs.
void reportError(c2_status_t error);
- static std::atomic<int32_t> sConcurrentInstances;
+ // Identifier used for debugging purposes.
+ uint32_t mDebugStreamId;
// The pointer of component interface implementation.
- std::shared_ptr<V4L2DecodeInterface> mIntfImpl;
+ std::shared_ptr<DecodeInterface> mIntfImpl;
// The pointer of component interface.
const std::shared_ptr<C2ComponentInterface> mIntf;
// The pointer of component listener.
@@ -137,13 +138,13 @@ private:
// The device task runner and its sequence checker. We should interact with
// |mDevice| on this.
- ::base::Thread mDecoderThread{"V4L2DecodeComponentDecoderThread"};
+ ::base::Thread mDecoderThread{"DecodeComponentDecoderThread"};
scoped_refptr<::base::SequencedTaskRunner> mDecoderTaskRunner;
- ::base::WeakPtrFactory<V4L2DecodeComponent> mWeakThisFactory{this};
- ::base::WeakPtr<V4L2DecodeComponent> mWeakThis;
+ ::base::WeakPtrFactory<DecodeComponent> mWeakThisFactory{this};
+ ::base::WeakPtr<DecodeComponent> mWeakThis;
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_COMPONENT_H
+#endif // ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_COMPONENT_H
diff --git a/components/include/v4l2_codec2/components/V4L2DecodeInterface.h b/components/include/v4l2_codec2/components/DecodeInterface.h
similarity index 83%
rename from components/include/v4l2_codec2/components/V4L2DecodeInterface.h
rename to components/include/v4l2_codec2/components/DecodeInterface.h
index f2ab898818c91632c62925c1b35edf563291a949..7e513c5ae320f28670ea8ae38947814107f7146d 100644
--- a/components/include/v4l2_codec2/components/V4L2DecodeInterface.h
+++ b/components/include/v4l2_codec2/components/DecodeInterface.h
@@ -1,9 +1,9 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_INTERFACE_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_INTERFACE_H
+#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_INTERFACE_H
+#define ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_INTERFACE_H
#include <memory>
#include <string>
@@ -12,16 +12,18 @@
#include <ui/Size.h>
#include <util/C2InterfaceHelper.h>
+#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/common/VideoTypes.h>
namespace android {
-class V4L2DecodeInterface : public C2InterfaceHelper {
+class DecodeInterface : public C2InterfaceHelper {
public:
- V4L2DecodeInterface(const std::string& name, const std::shared_ptr<C2ReflectorHelper>& helper);
- V4L2DecodeInterface(const V4L2DecodeInterface&) = delete;
- V4L2DecodeInterface& operator=(const V4L2DecodeInterface&) = delete;
- ~V4L2DecodeInterface() = default;
+ DecodeInterface(const std::string& name, const std::shared_ptr<C2ReflectorHelper>& helper,
+ const SupportedCapabilities& caps);
+ DecodeInterface(const DecodeInterface&) = delete;
+ DecodeInterface& operator=(const DecodeInterface&) = delete;
+ ~DecodeInterface() = default;
// interfaces for the client component.
c2_status_t status() const { return mInitStatus; }
@@ -38,6 +40,7 @@ private:
// Configurable parameter setters.
static C2R ProfileLevelSetter(bool mayBlock, C2P<C2StreamProfileLevelInfo::input>& info);
static C2R SizeSetter(bool mayBlock, C2P<C2StreamPictureSizeInfo::output>& videoSize);
+ static C2R InputSizeSetter(bool mayBlock, C2P<C2StreamMaxBufferSizeInfo::input>& inputSize);
static C2R MaxInputBufferSizeCalculator(bool mayBlock,
C2P<C2StreamMaxBufferSizeInfo::input>& me,
const C2P<C2StreamPictureSizeInfo::output>& size);
@@ -66,6 +69,9 @@ private:
// buffer can be released by the component; only used for H264 because H264 may reorder the
// output frames.
std::shared_ptr<C2PortDelayTuning::output> mOutputDelay;
+ // The number of extra frames processed at one time by the component. Allows more input
+ // buffers to be simultaneously enqueued.
+ std::shared_ptr<C2PipelineDelayTuning> mPipelineDelay;
// The input codec profile and level. For now configuring this parameter is useless since
// the component always uses fixed codec profile to initialize accelerator. It is only used
// for the client to query supported profile and level values.
@@ -100,4 +106,4 @@ private:
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODE_INTERFACE_H
+#endif // ANDROID_V4L2_CODEC2_COMPONENTS_DECODE_INTERFACE_H
diff --git a/components/include/v4l2_codec2/components/V4L2EncodeComponent.h b/components/include/v4l2_codec2/components/EncodeComponent.h
similarity index 81%
rename from components/include/v4l2_codec2/components/V4L2EncodeComponent.h
rename to components/include/v4l2_codec2/components/EncodeComponent.h
index 0b150e44b742d7e2a5ddcee10a4879b8f1ed4d45..81c8c6d28966adc4b2133f748437207090222e10 100644
--- a/components/include/v4l2_codec2/components/V4L2EncodeComponent.h
+++ b/components/include/v4l2_codec2/components/EncodeComponent.h
@@ -1,14 +1,15 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_COMPONENT_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_COMPONENT_H
+#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_COMPONENT_H
+#define ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_COMPONENT_H
#include <atomic>
#include <memory>
#include <optional>
#include <unordered_map>
+#include <vector>
#include <C2Component.h>
#include <C2ComponentFactory.h>
@@ -22,23 +23,24 @@
#include <base/synchronization/waitable_event.h>
#include <base/threading/thread.h>
#include <util/C2InterfaceHelper.h>
+#include <v4l2_codec2/common/Common.h>
+#include <v4l2_codec2/common/VideoPixelFormat.h>
namespace android {
struct BitstreamBuffer;
class FormatConverter;
class VideoEncoder;
-class V4L2EncodeInterface;
+class EncodeInterface;
-class V4L2EncodeComponent : public C2Component,
- public std::enable_shared_from_this<V4L2EncodeComponent> {
-public:
- // Create a new instance of the V4L2EncodeComponent.
- static std::shared_ptr<C2Component> create(C2String name, c2_node_id_t id,
- std::shared_ptr<C2ReflectorHelper> helper,
- C2ComponentFactory::ComponentDeleter deleter);
+std::optional<std::vector<VideoFramePlane>> getVideoFrameLayout(const C2ConstGraphicBlock& block,
+ VideoPixelFormat* format);
+
+std::optional<uint32_t> getVideoFrameStride(VideoPixelFormat format, ui::Size size);
- virtual ~V4L2EncodeComponent() override;
+class EncodeComponent : public C2Component, public std::enable_shared_from_this<EncodeComponent> {
+public:
+ virtual ~EncodeComponent() override;
// Implementation of the C2Component interface.
c2_status_t start() override;
@@ -54,7 +56,7 @@ public:
c2_blocking_t mayBlock) override;
std::shared_ptr<C2ComponentInterface> intf() override;
-private:
+protected:
// Possible component states.
enum class ComponentState {
UNLOADED, // Initial state of component.
@@ -63,11 +65,13 @@ private:
ERROR, // An error occurred.
};
- V4L2EncodeComponent(C2String name, c2_node_id_t id,
- std::shared_ptr<V4L2EncodeInterface> interface);
+ EncodeComponent(C2String name, c2_node_id_t id, std::shared_ptr<EncodeInterface> interface);
- V4L2EncodeComponent(const V4L2EncodeComponent&) = delete;
- V4L2EncodeComponent& operator=(const V4L2EncodeComponent&) = delete;
+ EncodeComponent(const EncodeComponent&) = delete;
+ EncodeComponent& operator=(const EncodeComponent&) = delete;
+
+ // Initialize the V4L2 device for encoding with the requested configuration.
+ virtual bool initializeEncoder() = 0;
// Initialize the encoder on the encoder thread.
void startTask(bool* success, ::base::WaitableEvent* done);
@@ -87,8 +91,6 @@ private:
// Set the component listener on the encoder thread.
void setListenerTask(const std::shared_ptr<Listener>& listener, ::base::WaitableEvent* done);
- // Initialize the V4L2 device for encoding with the requested configuration.
- bool initializeEncoder();
// Update the |mBitrate| and |mFramerate| currently configured on the V4L2 device, to match the
// values requested by the codec 2.0 framework.
bool updateEncodingParameters();
@@ -132,14 +134,12 @@ private:
// The underlying V4L2 encoder.
std::unique_ptr<VideoEncoder> mEncoder;
- // The number of concurrent encoder instances currently created.
- static std::atomic<int32_t> sConcurrentInstances;
// The component's registered name.
const C2String mName;
// The component's id, provided by the C2 framework upon initialization.
const c2_node_id_t mId = 0;
// The component's interface implementation.
- const std::shared_ptr<V4L2EncodeInterface> mInterface;
+ const std::shared_ptr<EncodeInterface> mInterface;
// Mutex used by the component to synchronize start/stop/reset/release calls, as the codec 2.0
// API can be accessed from any thread.
@@ -153,6 +153,11 @@ private:
// An input format convertor will be used if the device doesn't support the video's format.
std::unique_ptr<FormatConverter> mInputFormatConverter;
+ // Pixel format of frames sent to V4L2 encoder, determined when the first input frame is queued.
+ VideoPixelFormat mInputPixelFormat = VideoPixelFormat::UNKNOWN;
+ // Layout of frames sent to V4L2 encoder, determined when the first input frame is queued.
+ std::vector<VideoFramePlane> mInputLayout;
+
// The bitrate currently configured on the v4l2 device.
uint32_t mBitrate = 0;
// The bitrate mode currently configured on the v4l2 device.
@@ -175,15 +180,15 @@ private:
std::atomic<ComponentState> mComponentState;
// The encoder thread on which all interaction with the V4L2 device is performed.
- ::base::Thread mEncoderThread{"V4L2EncodeComponentThread"};
+ ::base::Thread mEncoderThread{"EncodeComponentThread"};
// The task runner on the encoder thread.
scoped_refptr<::base::SequencedTaskRunner> mEncoderTaskRunner;
// The WeakPtrFactory used to get weak pointers of this.
- ::base::WeakPtr<V4L2EncodeComponent> mWeakThis;
- ::base::WeakPtrFactory<V4L2EncodeComponent> mWeakThisFactory{this};
+ ::base::WeakPtr<EncodeComponent> mWeakThis;
+ ::base::WeakPtrFactory<EncodeComponent> mWeakThisFactory{this};
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_COMPONENT_H
+#endif // ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_COMPONENT_H
diff --git a/components/include/v4l2_codec2/components/V4L2EncodeInterface.h b/components/include/v4l2_codec2/components/EncodeInterface.h
similarity index 88%
rename from components/include/v4l2_codec2/components/V4L2EncodeInterface.h
rename to components/include/v4l2_codec2/components/EncodeInterface.h
index fefebf0fa98713e20a575a149adeac8826ccbb6f..e59f58cfd5e85e98020246de03369f2a166cd8a3 100644
--- a/components/include/v4l2_codec2/components/V4L2EncodeInterface.h
+++ b/components/include/v4l2_codec2/components/EncodeInterface.h
@@ -1,9 +1,9 @@
-// Copyright 2020 The Chromium Authors. All rights reserved.
+// Copyright 2023 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_INTERFACE_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_INTERFACE_H
+#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_INTERFACE_H
+#define ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_INTERFACE_H
#include <optional>
#include <vector>
@@ -14,6 +14,7 @@
#include <ui/Size.h>
#include <util/C2InterfaceHelper.h>
+#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/common/EncodeHelpers.h>
namespace media {
@@ -24,9 +25,10 @@ namespace android {
// Codec 2.0 interface describing the V4L2EncodeComponent. This interface is used by the codec 2.0
// framework to query the component's capabilities and request configuration changes.
-class V4L2EncodeInterface : public C2InterfaceHelper {
+class EncodeInterface : public C2InterfaceHelper {
public:
- V4L2EncodeInterface(const C2String& name, std::shared_ptr<C2ReflectorHelper> helper);
+ EncodeInterface(const C2String& name, std::shared_ptr<C2ReflectorHelper> helper,
+ const SupportedCapabilities& caps);
// Interfaces for the V4L2EncodeInterface
// Note: these getters are not thread-safe. For dynamic parameters, component should use
@@ -53,7 +55,7 @@ public:
void setFramerate(uint32_t framerate) { mFrameRate->value = framerate; }
protected:
- void Initialize(const C2String& name);
+ void Initialize(const C2String& name, const SupportedCapabilities& caps);
// Configurable parameter setters.
static C2R H264ProfileLevelSetter(bool mayBlock, C2P<C2StreamProfileLevelInfo::output>& info,
@@ -70,6 +72,10 @@ protected:
static C2R IntraRefreshPeriodSetter(bool mayBlock,
C2P<C2StreamIntraRefreshTuning::output>& period);
+ // Recorded lowest configured level
+ // Is static for the need to use H264ProfileLevelSetter as a setter
+ static C2Config::level_t lowestConfigLevel;
+
// Constant parameters
// The kind of the component; should be C2Component::KIND_ENCODER.
@@ -121,4 +127,4 @@ protected:
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODE_INTERFACE_H
+#endif // ANDROID_V4L2_CODEC2_COMPONENTS_ENCODE_INTERFACE_H
diff --git a/components/include/v4l2_codec2/components/VideoEncoder.h b/components/include/v4l2_codec2/components/VideoEncoder.h
index 7e5a3c24190d48e1755773d60313bfafb511f448..eeb63c2ac2c86450494e1aee1130a9b0f6ac4a6e 100644
--- a/components/include/v4l2_codec2/components/VideoEncoder.h
+++ b/components/include/v4l2_codec2/components/VideoEncoder.h
@@ -22,13 +22,21 @@ struct BitstreamBuffer;
class VideoEncoder {
public:
+ // Number of buffers on component delays.
+ static constexpr size_t kInputBufferCount = 2;
+ static constexpr size_t kOutputBufferCount = 2;
+ static constexpr VideoPixelFormat kInputPixelFormat = VideoPixelFormat::NV12;
+
+ // The peak bitrate in function of the target bitrate, used when the bitrate mode is VBR.
+ static constexpr uint32_t kPeakBitrateMultiplier = 2u;
+
// The InputFrame class can be used to store raw video frames.
// Note: The InputFrame does not take ownership of the data. The file descriptor is not
// duplicated and the caller is responsible for keeping the data alive until the buffer
// is returned by an InputBufferDoneCB() call.
class InputFrame {
public:
- InputFrame(std::vector<int>&& fds, std::vector<VideoFramePlane>&& planes,
+ InputFrame(std::vector<int>&& fds, const std::vector<VideoFramePlane>& planes,
VideoPixelFormat pixelFormat, uint64_t index, int64_t timestamp);
~InputFrame() = default;
diff --git a/plugin_store/Android.bp b/plugin_store/Android.bp
index 6427512453db234b34d61bc745aff2fb9feaf722..4eeb52dd29814ea7406b71658a89b9e927b21fc8 100644
--- a/plugin_store/Android.bp
+++ b/plugin_store/Android.bp
@@ -9,7 +9,7 @@ package {
cc_library_shared {
name: "libc2plugin_store",
- vendor: true,
+ vendor_available: true,
defaults: [
"libcodec2-impl-defaults",
diff --git a/plugin_store/V4L2PluginStore.cpp b/plugin_store/V4L2PluginStore.cpp
index 9f9f2622a29935d6f725afbaf83e68894d0c1118..1ad624cbc4c05674527f4c15a28cf60b38d98810 100644
--- a/plugin_store/V4L2PluginStore.cpp
+++ b/plugin_store/V4L2PluginStore.cpp
@@ -21,14 +21,30 @@
namespace android {
+static std::mutex sAllocatorLoaderMutex;
+
+// Using optional because in the case of library being no availiable, we do not want to retry its search.
+static std::optional<std::unique_ptr<VendorAllocatorLoader>> sAllocatorLoader = std::nullopt;
+
+const std::unique_ptr<VendorAllocatorLoader>& getAllocatorLoader() {
+ {
+ std::lock_guard<std::mutex> lock(sAllocatorLoaderMutex);
+
+ if (sAllocatorLoader == std::nullopt) {
+ sAllocatorLoader = VendorAllocatorLoader::Create();
+ }
+ }
+
+ return *sAllocatorLoader;
+}
+
C2Allocator* createAllocator(C2Allocator::id_t allocatorId) {
ALOGV("%s(allocatorId=%d)", __func__, allocatorId);
- static std::unique_ptr<VendorAllocatorLoader> sAllocatorLoader =
- VendorAllocatorLoader::Create();
- if (sAllocatorLoader != nullptr) {
+ auto& allocatorLoader = getAllocatorLoader();
+ if (allocatorLoader != nullptr) {
ALOGD("%s(): Create C2Allocator (id=%u) from VendorAllocatorLoader", __func__, allocatorId);
- return sAllocatorLoader->createAllocator(allocatorId);
+ return allocatorLoader->createAllocator(allocatorId);
}
ALOGI("%s(): Fallback to create C2AllocatorGralloc(id=%u)", __func__, allocatorId);
@@ -59,6 +75,16 @@ std::shared_ptr<C2Allocator> fetchAllocator(C2Allocator::id_t allocatorId) {
C2BlockPool* createBlockPool(C2Allocator::id_t allocatorId, C2BlockPool::local_id_t poolId) {
ALOGV("%s(allocatorId=%d, poolId=%" PRIu64 ")", __func__, allocatorId, poolId);
+ auto& allocatorLoader = getAllocatorLoader();
+ if (allocatorLoader != nullptr) {
+ ALOGD("%s(): Create C2BlockPool (id=%u) from VendorAllocatorLoader", __func__, allocatorId);
+ C2BlockPool* pool = allocatorLoader->createBlockPool(allocatorId, poolId);
+ ;
+ if (pool != nullptr) {
+ return pool;
+ }
+ }
+
std::shared_ptr<C2Allocator> allocator = fetchAllocator(allocatorId);
if (allocator == nullptr) {
ALOGE("%s(): Failed to create allocator id=%u", __func__, allocatorId);
diff --git a/plugin_store/VendorAllocatorLoader.cpp b/plugin_store/VendorAllocatorLoader.cpp
index 438df95fa6ecadfe9c722fdee2d1241717191947..6f6bf8c59c44fa4e6a9a7f64b048ead88c5d0b07 100644
--- a/plugin_store/VendorAllocatorLoader.cpp
+++ b/plugin_store/VendorAllocatorLoader.cpp
@@ -8,6 +8,7 @@
#include <v4l2_codec2/plugin_store/VendorAllocatorLoader.h>
#include <dlfcn.h>
+#include <cinttypes>
#include <log/log.h>
@@ -15,6 +16,7 @@ namespace android {
namespace {
const char* kLibPath = "libv4l2_codec2_vendor_allocator.so";
const char* kCreateAllocatorFuncName = "CreateAllocator";
+const char* kCreateBlockPoolFuncName = "CreateBlockPool";
} // namespace
// static
@@ -29,18 +31,24 @@ std::unique_ptr<VendorAllocatorLoader> VendorAllocatorLoader::Create() {
auto createAllocatorFunc = (CreateAllocatorFunc)dlsym(libHandle, kCreateAllocatorFuncName);
if (!createAllocatorFunc) {
- ALOGE("%s(): Failed to load functions: %s", __func__, kCreateAllocatorFuncName);
- dlclose(libHandle);
- return nullptr;
+ ALOGW("%s(): Failed to load functions: %s", __func__, kCreateAllocatorFuncName);
+ }
+
+ auto crateBlockPoolFunc = (CreateBlockPoolFunc)dlsym(libHandle, kCreateBlockPoolFuncName);
+ if (!crateBlockPoolFunc) {
+ ALOGW("%s(): Failed to load functions: %s", __func__, kCreateAllocatorFuncName);
}
return std::unique_ptr<VendorAllocatorLoader>(
- new VendorAllocatorLoader(libHandle, createAllocatorFunc));
+ new VendorAllocatorLoader(libHandle, createAllocatorFunc, crateBlockPoolFunc));
}
VendorAllocatorLoader::VendorAllocatorLoader(void* libHandle,
- CreateAllocatorFunc createAllocatorFunc)
- : mLibHandle(libHandle), mCreateAllocatorFunc(createAllocatorFunc) {
+ CreateAllocatorFunc createAllocatorFunc,
+ CreateBlockPoolFunc createBlockPoolFunc)
+ : mLibHandle(libHandle),
+ mCreateAllocatorFunc(createAllocatorFunc),
+ mCreateBlockPoolFunc(createBlockPoolFunc) {
ALOGV("%s()", __func__);
}
@@ -53,7 +61,22 @@ VendorAllocatorLoader::~VendorAllocatorLoader() {
C2Allocator* VendorAllocatorLoader::createAllocator(C2Allocator::id_t allocatorId) {
ALOGV("%s(%d)", __func__, allocatorId);
+ if (!mCreateAllocatorFunc) {
+ return nullptr;
+ }
+
return mCreateAllocatorFunc(allocatorId);
}
+C2BlockPool* VendorAllocatorLoader::createBlockPool(C2Allocator::id_t allocatorId,
+ C2BlockPool::local_id_t poolId) {
+ ALOGV("%s(allocatorId=%d, poolId=%" PRIu64 " )", __func__, allocatorId, poolId);
+
+ if (!mCreateBlockPoolFunc) {
+ return nullptr;
+ }
+
+ return mCreateBlockPoolFunc(allocatorId, poolId);
+}
+
} // namespace android
diff --git a/plugin_store/include/v4l2_codec2/plugin_store/VendorAllocatorLoader.h b/plugin_store/include/v4l2_codec2/plugin_store/VendorAllocatorLoader.h
index f3f7613d51a2cc3400a57b6b9433447ed86442eb..9cbee0fb45126bb4a1dafc9aaabf9fd5a43e6634 100644
--- a/plugin_store/include/v4l2_codec2/plugin_store/VendorAllocatorLoader.h
+++ b/plugin_store/include/v4l2_codec2/plugin_store/VendorAllocatorLoader.h
@@ -18,6 +18,8 @@ namespace android {
class VendorAllocatorLoader {
public:
using CreateAllocatorFunc = ::C2Allocator* (*)(C2Allocator::id_t /* allocatorId */);
+ using CreateBlockPoolFunc = ::C2BlockPool* (*)(C2Allocator::id_t /* allocatorId */,
+ C2BlockPool::local_id_t /* poolId */);
static std::unique_ptr<VendorAllocatorLoader> Create();
~VendorAllocatorLoader();
@@ -26,11 +28,15 @@ public:
// V4L2AllocatorId.h.
C2Allocator* createAllocator(C2Allocator::id_t allocatorId);
+ C2BlockPool* createBlockPool(C2Allocator::id_t allocatorId, C2BlockPool::local_id_t poolId);
+
private:
- VendorAllocatorLoader(void* libHandle, CreateAllocatorFunc createAllocatorFunc);
+ VendorAllocatorLoader(void* libHandle, CreateAllocatorFunc createAllocatorFunc,
+ CreateBlockPoolFunc createBlockPoolFunc);
void* mLibHandle;
CreateAllocatorFunc mCreateAllocatorFunc;
+ CreateBlockPoolFunc mCreateBlockPoolFunc;
};
} // namespace android
diff --git a/service/Android.bp b/service/Android.bp
index d2d70c77a4335744e812370e1832bc98b3b8dc21..7a0bc4123452b11aa950b7d651040c5251eb688d 100644
--- a/service/Android.bp
+++ b/service/Android.bp
@@ -7,8 +7,8 @@ package {
default_applicable_licenses: ["external_v4l2_codec2_license"],
}
-cc_binary {
- name: "android.hardware.media.c2@1.2-service-v4l2",
+cc_defaults {
+ name: "libv4l2_codec2_service",
defaults: [
"hidl_defaults",
@@ -22,6 +22,7 @@ cc_binary {
],
shared_libs: [
+ "libv4l2_codec2_v4l2",
"libv4l2_codec2_components",
"libavservices_minijail",
"libchrome",
@@ -32,6 +33,22 @@ cc_binary {
],
required: ["android.hardware.media.c2-default-seccomp_policy"],
+}
+
+cc_binary {
+ name: "android.hardware.media.c2@1.2-service-v4l2",
+
+ defaults: [
+ "libv4l2_codec2_service",
+ ],
+
+ shared_libs: [
+ "libv4l2_codec2_v4l2",
+ ],
+
+ cflags: [
+ "-DV4L2_CODEC2_SERVICE_V4L2_STORE",
+ ],
compile_multilib: "both",
multilib: {
diff --git a/service/service.cpp b/service/service.cpp
index bde1521fc1f1ce5909a392a1fa2f32705adc96dc..03865ef95a73cd6606c896e8cc884e4fcc3b7a3a 100644
--- a/service/service.cpp
+++ b/service/service.cpp
@@ -3,7 +3,11 @@
// found in the LICENSE file.
//#define LOG_NDEBUG 0
+#ifdef V4L2_CODEC2_SERVICE_V4L2_STORE
#define LOG_TAG "android.hardware.media.c2@1.0-service-v4l2"
+#else
+#error "V4L2_CODEC2_SERVICE_V4L2_STORE has to be defined"
+#endif
#include <C2Component.h>
#include <base/logging.h>
@@ -12,7 +16,9 @@
#include <log/log.h>
#include <minijail.h>
-#include <v4l2_codec2/components/V4L2ComponentStore.h>
+#ifdef V4L2_CODEC2_SERVICE_V4L2_STORE
+#include <v4l2_codec2/v4l2/V4L2ComponentStore.h>
+#endif
// This is the absolute on-device path of the prebuild_etc module
// "android.hardware.media.c2-default-seccomp_policy" in Android.bp.
@@ -34,7 +40,7 @@ int main(int /* argc */, char** /* argv */) {
// Extra threads may be needed to handle a stacked IPC sequence that
// contains alternating binder and hwbinder calls. (See b/35283480.)
- android::hardware::configureRpcThreadpool(8, true /* callerWillJoin */);
+ android::hardware::configureRpcThreadpool(16, true /* callerWillJoin */);
#if LOG_NDEBUG == 0
ALOGD("Enable all verbose logging of libchrome");
@@ -44,12 +50,15 @@ int main(int /* argc */, char** /* argv */) {
// Create IComponentStore service.
{
using namespace ::android::hardware::media::c2::V1_2;
+ android::sp<IComponentStore> store = nullptr;
+#ifdef V4L2_CODEC2_SERVICE_V4L2_STORE
ALOGD("Instantiating Codec2's V4L2 IComponentStore service...");
- android::sp<IComponentStore> store(
- new utils::ComponentStore(android::V4L2ComponentStore::Create()));
+ store = new utils::ComponentStore(android::V4L2ComponentStore::Create());
+#endif
+
if (store == nullptr) {
- ALOGE("Cannot create Codec2's V4L2 IComponentStore service.");
+ ALOGE("Cannot create Codec2's IComponentStore service.");
} else if (store->registerAsService("default") != android::OK) {
ALOGE("Cannot register Codec2's IComponentStore service.");
} else {
diff --git a/tests/c2_comp_intf/C2VEACompIntf_test.cpp b/tests/c2_comp_intf/C2VEACompIntf_test.cpp
index 4a07b9487493a6b6434a0d6311e664ad90eb8e6c..cc1a5c019f8c96e0c8f9dd04ff91cfd297f6be8d 100644
--- a/tests/c2_comp_intf/C2VEACompIntf_test.cpp
+++ b/tests/c2_comp_intf/C2VEACompIntf_test.cpp
@@ -35,8 +35,8 @@ class C2VEACompIntfTest: public C2CompIntfTest {
protected:
C2VEACompIntfTest() {
mReflector = std::make_shared<C2ReflectorHelper>();
- auto componentInterface = std::make_shared<V4L2EncodeInterface>(testCompName, mReflector);
- mIntf = std::shared_ptr<C2ComponentInterface>(new SimpleInterface<V4L2EncodeInterface>(
+ auto componentInterface = std::make_shared<EncodeInterface>(testCompName, mReflector);
+ mIntf = std::shared_ptr<C2ComponentInterface>(new SimpleInterface<EncodeInterface>(
testCompName, testCompNodeId, componentInterface));
}
~C2VEACompIntfTest() override {
diff --git a/tests/c2_e2e_test/jni/common.cpp b/tests/c2_e2e_test/jni/common.cpp
index 673e36c62e74a4e3c86413bce3acbf095156d087..75fa1f768ed0465a0e4282df13783f146fc6c1c8 100644
--- a/tests/c2_e2e_test/jni/common.cpp
+++ b/tests/c2_e2e_test/jni/common.cpp
@@ -171,6 +171,17 @@ bool OutputFile::WriteFrame(uint32_t data_size, const uint8_t* data) {
}
}
+// Reference: (https://source.chromium.org/chromium/chromium/src/+/main:
+// media/gpu/video_decode_accelerator_perf_tests.cc
+PerformanceTimeStats::PerformanceTimeStats(const std::vector<double>& times) {
+ avg_us_ = std::accumulate(times.begin(), times.end(), 0.0) / times.size();
+ std::vector<double> sorted_times = times;
+ std::sort(sorted_times.begin(), sorted_times.end());
+ percentile_25_us_ = sorted_times[sorted_times.size() / 4];
+ percentile_50_us_ = sorted_times[sorted_times.size() / 2];
+ percentile_75_us_ = sorted_times[(sorted_times.size() * 3) / 4];
+}
+
bool FPSCalculator::RecordFrameTimeDiff() {
int64_t now_us = GetNowUs();
if (last_frame_time_us_ != 0) {
@@ -198,6 +209,10 @@ double FPSCalculator::CalculateFPS() const {
return 1E6 / moving_avgs[index];
}
+PerformanceTimeStats FPSCalculator::CalucalateDeliveryTimeStats() const {
+ return PerformanceTimeStats(frame_time_diffs_us_);
+}
+
// Reference: (https://cs.corp.google.com/android/cts/common/device-side/util/
// src/com/android/compatibility/common/util/MediaUtils.java)
// movingAverageOverSum
diff --git a/tests/c2_e2e_test/jni/common.h b/tests/c2_e2e_test/jni/common.h
index b28fd3a40143c5c554f1216a5d5f6ce83ec5ff47..1425b620b30423b258b5e81e98762dfc93424755 100644
--- a/tests/c2_e2e_test/jni/common.h
+++ b/tests/c2_e2e_test/jni/common.h
@@ -142,6 +142,15 @@ private:
uint64_t frame_index_ = 0;
};
+struct PerformanceTimeStats {
+ PerformanceTimeStats() {}
+ explicit PerformanceTimeStats(const std::vector<double>& times);
+ double avg_us_ = 0.0;
+ double percentile_25_us_ = 0.0;
+ double percentile_50_us_ = 0.0;
+ double percentile_75_us_ = 0.0;
+};
+
// The helper class to calculate FPS.
class FPSCalculator {
public:
@@ -152,6 +161,9 @@ public:
// Calucalate FPS value.
double CalculateFPS() const;
+ // Calucalate delivery time stats.
+ PerformanceTimeStats CalucalateDeliveryTimeStats() const;
+
private:
static constexpr double kMovingAvgWindowUs = 1000000;
static constexpr double kRegardedPercentile = 95;
diff --git a/tests/c2_e2e_test/jni/video_decoder_e2e_test.cpp b/tests/c2_e2e_test/jni/video_decoder_e2e_test.cpp
index 62589c2818a482520ecb0114b48d6dd3a1407038..5dc5c5b37264ab1632aa587f7c790b8cc4fefe3b 100644
--- a/tests/c2_e2e_test/jni/video_decoder_e2e_test.cpp
+++ b/tests/c2_e2e_test/jni/video_decoder_e2e_test.cpp
@@ -360,6 +360,15 @@ void C2VideoDecoderE2ETest::TestFPSBody() {
printf("[LOG] Measured decoder FPS: %.4f\n", fps);
EXPECT_GE(fps, static_cast<double>(g_env->min_fps_no_render()));
printf("[LOG] Dropped frames rate: %lf\n", decoder_->dropped_frame_rate());
+
+ auto delivery_time = fps_calculator.CalucalateDeliveryTimeStats();
+ printf("[LOG] Measured delivery time average: %.4f\n", delivery_time.avg_us_ / 1E3);
+ printf("[LOG] Measured delivery time 25 percentile: %.4f\n",
+ delivery_time.percentile_25_us_ / 1E3);
+ printf("[LOG] Measured delivery time 50 percentile: %.4f\n",
+ delivery_time.percentile_50_us_ / 1E3);
+ printf("[LOG] Measured delivery time 75 percentile: %.4f\n",
+ delivery_time.percentile_75_us_ / 1E3);
}
TEST_F(C2VideoDecoderSurfaceE2ETest, TestFPS) {
diff --git a/v4l2/Android.bp b/v4l2/Android.bp
new file mode 100644
index 0000000000000000000000000000000000000000..fe8043bb04f6d3d2cf7a0ae5d3ed5284c094fa87
--- /dev/null
+++ b/v4l2/Android.bp
@@ -0,0 +1,57 @@
+package {
+ // See: http://go/android-license-faq
+ // A large-scale-change added 'default_applicable_licenses' to import
+ // all of the 'license_kinds' from "external_v4l2_codec2_license"
+ // to get the below license kinds:
+ // SPDX-license-identifier-BSD
+ default_applicable_licenses: ["external_v4l2_codec2_license"],
+}
+
+cc_library {
+ name: "libv4l2_codec2_v4l2",
+ vendor: true,
+
+ defaults: [
+ "libcodec2-hidl-defaults",
+ ],
+
+ srcs: [
+ "V4L2ComponentCommon.cpp",
+ "V4L2ComponentFactory.cpp",
+ "V4L2ComponentStore.cpp",
+ "V4L2Decoder.cpp",
+ "V4L2DecodeComponent.cpp",
+ "V4L2Device.cpp",
+ "V4L2DevicePoller.cpp",
+ "V4L2Encoder.cpp",
+ "V4L2EncodeComponent.cpp",
+ ],
+ export_include_dirs: [
+ "include",
+ ],
+
+ header_libs: [
+ "libcodec2_internal",
+ ],
+ shared_libs: [
+ "android.hardware.graphics.common@1.0",
+ "libc2plugin_store",
+ "libchrome",
+ "libcodec2_soft_common",
+ "libcutils",
+ "liblog",
+ "libsfplugin_ccodec_utils",
+ "libstagefright_bufferqueue_helper",
+ "libstagefright_foundation",
+ "libui",
+ "libv4l2_codec2_common",
+ "libv4l2_codec2_components",
+ ],
+
+ cflags: [
+ "-Werror",
+ "-Wall",
+ "-Wno-unused-parameter", // needed for libchrome/base codes
+ "-Wthread-safety",
+ ],
+}
diff --git a/common/V4L2ComponentCommon.cpp b/v4l2/V4L2ComponentCommon.cpp
similarity index 53%
rename from common/V4L2ComponentCommon.cpp
rename to v4l2/V4L2ComponentCommon.cpp
index f67a516dfa753a79f12a522393a95529ec4d395c..9520341a0dc8c82604444659bb72cbdd9b603dac 100644
--- a/common/V4L2ComponentCommon.cpp
+++ b/v4l2/V4L2ComponentCommon.cpp
@@ -5,9 +5,10 @@
//#define LOG_NDEBUG 0
#define LOG_TAG "V4L2ComponentCommon"
-#include <v4l2_codec2/common/V4L2ComponentCommon.h>
+#include <v4l2_codec2/v4l2/V4L2ComponentCommon.h>
#include <log/log.h>
+#include <set>
namespace android {
@@ -25,7 +26,7 @@ const std::string V4L2ComponentName::kVP9SecureDecoder = "c2.v4l2.vp9.decoder.se
const std::string V4L2ComponentName::kHEVCSecureDecoder = "c2.v4l2.hevc.decoder.secure";
// static
-bool V4L2ComponentName::isValid(const char* name) {
+bool V4L2ComponentName::isValid(const std::string& name) {
return name == kH264Encoder || name == kVP8Encoder || name == kVP9Encoder ||
name == kH264Decoder || name == kVP8Decoder || name == kVP9Decoder ||
name == kHEVCDecoder || name == kH264SecureDecoder || name == kVP8SecureDecoder ||
@@ -33,10 +34,44 @@ bool V4L2ComponentName::isValid(const char* name) {
}
// static
-bool V4L2ComponentName::isEncoder(const char* name) {
+bool V4L2ComponentName::isEncoder(const std::string& name) {
ALOG_ASSERT(isValid(name));
return name == kH264Encoder || name == kVP8Encoder || name == kVP9Encoder;
}
+// static
+bool V4L2ComponentName::isDecoder(const std::string& name) {
+ ALOG_ASSERT(isValid(name));
+ static const std::set<std::string> kValidDecoders = {
+ kH264Decoder, kH264SecureDecoder, kVP8Decoder, kVP8SecureDecoder,
+ kVP9Decoder, kVP9SecureDecoder, kHEVCDecoder, kHEVCSecureDecoder,
+ };
+
+ return kValidDecoders.find(name) != kValidDecoders.end();
+}
+
+// static
+std::optional<VideoCodec> V4L2ComponentName::getCodec(const std::string& name) {
+ ALOG_ASSERT(isValid(name));
+ static const std::map<std::string, VideoCodec> kNameToCodecs = {
+ {kH264Decoder, VideoCodec::H264}, {kH264SecureDecoder, VideoCodec::H264},
+ {kH264Encoder, VideoCodec::H264},
+
+ {kVP8Decoder, VideoCodec::VP8}, {kVP8SecureDecoder, VideoCodec::VP8},
+ {kVP8Encoder, VideoCodec::VP8},
+
+ {kVP9Decoder, VideoCodec::VP9}, {kVP9SecureDecoder, VideoCodec::VP9},
+ {kVP9Encoder, VideoCodec::VP9},
+
+ {kHEVCDecoder, VideoCodec::HEVC}, {kHEVCSecureDecoder, VideoCodec::HEVC},
+ };
+
+ auto iter = kNameToCodecs.find(name);
+ if (iter == kNameToCodecs.end()) {
+ return std::nullopt;
+ }
+ return iter->second;
+}
+
} // namespace android
diff --git a/components/V4L2ComponentFactory.cpp b/v4l2/V4L2ComponentFactory.cpp
similarity index 55%
rename from components/V4L2ComponentFactory.cpp
rename to v4l2/V4L2ComponentFactory.cpp
index a3f883706ca45b897dd09f34f8cda545da1c4435..4493a22daeef46d526e65c1814a2c8206720fac3 100644
--- a/components/V4L2ComponentFactory.cpp
+++ b/v4l2/V4L2ComponentFactory.cpp
@@ -5,16 +5,18 @@
//#define LOG_NDEBUG 0
#define LOG_TAG "V4L2ComponentFactory"
-#include <v4l2_codec2/components/V4L2ComponentFactory.h>
+#include <v4l2_codec2/v4l2/V4L2ComponentFactory.h>
#include <codec2/hidl/1.0/InputBufferManager.h>
#include <log/log.h>
-#include <v4l2_codec2/common/V4L2ComponentCommon.h>
-#include <v4l2_codec2/components/V4L2DecodeComponent.h>
-#include <v4l2_codec2/components/V4L2DecodeInterface.h>
-#include <v4l2_codec2/components/V4L2EncodeComponent.h>
-#include <v4l2_codec2/components/V4L2EncodeInterface.h>
+#include <v4l2_codec2/common/Common.h>
+#include <v4l2_codec2/components/DecodeInterface.h>
+#include <v4l2_codec2/components/EncodeInterface.h>
+#include <v4l2_codec2/v4l2/V4L2ComponentCommon.h>
+#include <v4l2_codec2/v4l2/V4L2DecodeComponent.h>
+#include <v4l2_codec2/v4l2/V4L2Device.h>
+#include <v4l2_codec2/v4l2/V4L2EncodeComponent.h>
namespace android {
@@ -52,7 +54,7 @@ V4L2ComponentFactory::V4L2ComponentFactory(const std::string& componentName, boo
constexpr nsecs_t kMinFrameIntervalNs = 1000000000ull / 60;
uint32_t delayCount = 0;
for (auto c : kAllCodecs) {
- delayCount = std::max(delayCount, V4L2DecodeInterface::getOutputDelay(c));
+ delayCount = std::max(delayCount, DecodeInterface::getOutputDelay(c));
}
utils::InputBufferManager::setNotificationInterval(delayCount * kMinFrameIntervalNs / 2);
}
@@ -69,9 +71,21 @@ c2_status_t V4L2ComponentFactory::createComponent(c2_node_id_t id,
}
if (mIsEncoder) {
- *component = V4L2EncodeComponent::create(mComponentName, id, mReflector, deleter);
+ std::shared_ptr<EncodeInterface> intfImpl;
+ c2_status_t status = createEncodeInterface(&intfImpl);
+ if (status != C2_OK) {
+ return status;
+ }
+
+ *component = V4L2EncodeComponent::create(mComponentName, id, std::move(intfImpl), deleter);
} else {
- *component = V4L2DecodeComponent::create(mComponentName, id, mReflector, deleter);
+ std::shared_ptr<DecodeInterface> intfImpl;
+ c2_status_t status = createDecodeInterface(&intfImpl);
+ if (status != C2_OK) {
+ return status;
+ }
+
+ *component = V4L2DecodeComponent::create(mComponentName, id, std::move(intfImpl), deleter);
}
return *component ? C2_OK : C2_NO_MEMORY;
}
@@ -87,20 +101,68 @@ c2_status_t V4L2ComponentFactory::createInterface(
}
if (mIsEncoder) {
+ std::shared_ptr<EncodeInterface> intfImpl;
+ c2_status_t status = createEncodeInterface(&intfImpl);
+ if (status != C2_OK) {
+ return status;
+ }
+
*interface = std::shared_ptr<C2ComponentInterface>(
- new SimpleInterface<V4L2EncodeInterface>(
- mComponentName.c_str(), id,
- std::make_shared<V4L2EncodeInterface>(mComponentName, mReflector)),
+ new SimpleInterface<EncodeInterface>(mComponentName.c_str(), id,
+ std::move(intfImpl)),
deleter);
return C2_OK;
} else {
+ std::shared_ptr<DecodeInterface> intfImpl;
+ c2_status_t status = createDecodeInterface(&intfImpl);
+ if (status != C2_OK) {
+ return status;
+ }
+
*interface = std::shared_ptr<C2ComponentInterface>(
- new SimpleInterface<V4L2DecodeInterface>(
- mComponentName.c_str(), id,
- std::make_shared<V4L2DecodeInterface>(mComponentName, mReflector)),
+ new SimpleInterface<DecodeInterface>(mComponentName.c_str(), id,
+ std::move(intfImpl)),
deleter);
return C2_OK;
}
}
+c2_status_t V4L2ComponentFactory::createEncodeInterface(
+ std::shared_ptr<EncodeInterface>* intfImpl) {
+ if (!mCapabilites) {
+ auto codec = V4L2ComponentName::getCodec(mComponentName);
+ if (!codec) {
+ return C2_CORRUPTED;
+ }
+ mCapabilites = std::make_unique<SupportedCapabilities>(
+ V4L2Device::queryEncodingCapabilities(*codec));
+ }
+
+ *intfImpl = std::make_shared<EncodeInterface>(mComponentName, mReflector, *mCapabilites);
+ if (*intfImpl == nullptr) {
+ return C2_NO_MEMORY;
+ }
+
+ return (*intfImpl)->status();
+}
+
+c2_status_t V4L2ComponentFactory::createDecodeInterface(
+ std::shared_ptr<DecodeInterface>* intfImpl) {
+ if (!mCapabilites) {
+ auto codec = V4L2ComponentName::getCodec(mComponentName);
+ if (!codec) {
+ return C2_CORRUPTED;
+ }
+ mCapabilites = std::make_unique<SupportedCapabilities>(
+ V4L2Device::queryDecodingCapabilities(*codec));
+ }
+
+ *intfImpl = std::make_shared<DecodeInterface>(mComponentName, mReflector, *mCapabilites);
+ if (*intfImpl == nullptr) {
+ return C2_NO_MEMORY;
+ }
+
+ return (*intfImpl)->status();
+}
+
} // namespace android
diff --git a/v4l2/V4L2ComponentStore.cpp b/v4l2/V4L2ComponentStore.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..927a4c04c1565056d6865bce9d4263bf2ce6a92b
--- /dev/null
+++ b/v4l2/V4L2ComponentStore.cpp
@@ -0,0 +1,65 @@
+// Copyright 2020 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "V4L2ComponentStore"
+
+#include <v4l2_codec2/v4l2/V4L2ComponentStore.h>
+
+#include <stdint.h>
+
+#include <memory>
+#include <mutex>
+
+#include <C2.h>
+#include <C2Config.h>
+#include <log/log.h>
+#include <media/stagefright/foundation/MediaDefs.h>
+
+#include <v4l2_codec2/components/ComponentStore.h>
+#include <v4l2_codec2/v4l2/V4L2ComponentCommon.h>
+#include <v4l2_codec2/v4l2/V4L2ComponentFactory.h>
+
+namespace android {
+
+// static
+std::shared_ptr<C2ComponentStore> V4L2ComponentStore::Create() {
+ ALOGV("%s()", __func__);
+
+ static std::mutex mutex;
+ static std::weak_ptr<C2ComponentStore> platformStore;
+
+ std::lock_guard<std::mutex> lock(mutex);
+ std::shared_ptr<C2ComponentStore> store = platformStore.lock();
+ if (store != nullptr) return store;
+
+ auto builder = ComponentStore::Builder("android.componentStore.v4l2");
+
+ builder.encoder(V4L2ComponentName::kH264Encoder, VideoCodec::H264,
+ &V4L2ComponentFactory::create);
+ builder.encoder(V4L2ComponentName::kVP8Encoder, VideoCodec::VP8, &V4L2ComponentFactory::create);
+ builder.encoder(V4L2ComponentName::kVP9Encoder, VideoCodec::VP9, &V4L2ComponentFactory::create);
+
+ builder.decoder(V4L2ComponentName::kH264Decoder, VideoCodec::H264,
+ &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kVP8Decoder, VideoCodec::VP8, &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kVP9Decoder, VideoCodec::VP9, &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kHEVCDecoder, VideoCodec::HEVC,
+ &V4L2ComponentFactory::create);
+
+ builder.decoder(V4L2ComponentName::kH264SecureDecoder, VideoCodec::H264,
+ &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kVP8SecureDecoder, VideoCodec::VP8,
+ &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kVP9SecureDecoder, VideoCodec::VP9,
+ &V4L2ComponentFactory::create);
+ builder.decoder(V4L2ComponentName::kHEVCSecureDecoder, VideoCodec::HEVC,
+ &V4L2ComponentFactory::create);
+
+ store = std::shared_ptr<C2ComponentStore>(std::move(builder).build());
+ platformStore = store;
+ return store;
+}
+
+} // namespace android
diff --git a/v4l2/V4L2DecodeComponent.cpp b/v4l2/V4L2DecodeComponent.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..284b094bdaad3f237adc51a2462e4fe8e9b09285
--- /dev/null
+++ b/v4l2/V4L2DecodeComponent.cpp
@@ -0,0 +1,124 @@
+// Copyright 2023 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "V4L2DecodeComponent"
+
+#include <v4l2_codec2/v4l2/V4L2DecodeComponent.h>
+#include <v4l2_codec2/v4l2/V4L2Decoder.h>
+
+#include <base/bind.h>
+#include <base/callback_helpers.h>
+
+#include <cutils/properties.h>
+#include <utils/Trace.h>
+
+namespace android {
+
+namespace {
+// CCBC pauses sending input buffers to the component when all the output slots are filled by
+// pending decoded buffers. If the available output buffers are exhausted before CCBC pauses sending
+// input buffers, CCodec may timeout due to waiting for a available output buffer.
+// This function returns the minimum number of output buffers to prevent the buffers from being
+// exhausted before CCBC pauses sending input buffers.
+size_t getMinNumOutputBuffers(VideoCodec codec) {
+ // The constant values copied from CCodecBufferChannel.cpp.
+ // (b/184020290): Check the value still sync when seeing error message from CCodec:
+ // "previous call to queue exceeded timeout".
+ constexpr size_t kSmoothnessFactor = 4;
+ constexpr size_t kRenderingDepth = 3;
+ // Extra number of needed output buffers for V4L2Decoder.
+ constexpr size_t kExtraNumOutputBuffersForDecoder = 2;
+
+ // The total needed number of output buffers at pipeline are:
+ // - MediaCodec output slots: output delay + kSmoothnessFactor
+ // - Surface: kRenderingDepth
+ // - Component: kExtraNumOutputBuffersForDecoder
+ return DecodeInterface::getOutputDelay(codec) + kSmoothnessFactor + kRenderingDepth +
+ kExtraNumOutputBuffersForDecoder;
+}
+} // namespace
+
+// static
+std::atomic<int32_t> V4L2DecodeComponent::sConcurrentInstances = 0;
+
+// static
+std::atomic<uint32_t> V4L2DecodeComponent::sNextDebugStreamId = 0;
+
+// static
+std::shared_ptr<C2Component> V4L2DecodeComponent::create(
+ const std::string& name, c2_node_id_t id, std::shared_ptr<DecodeInterface> intfImpl,
+ C2ComponentFactory::ComponentDeleter deleter) {
+ static const int32_t kMaxConcurrentInstances =
+ property_get_int32("ro.vendor.v4l2_codec2.decode_concurrent_instances", -1);
+ static std::mutex mutex;
+
+ std::lock_guard<std::mutex> lock(mutex);
+
+ if (kMaxConcurrentInstances >= 0 && sConcurrentInstances.load() >= kMaxConcurrentInstances) {
+ ALOGW("Reject to Initialize() due to too many instances: %d", sConcurrentInstances.load());
+ return nullptr;
+ } else if (sConcurrentInstances.load() == 0) {
+ sNextDebugStreamId.store(0, std::memory_order_relaxed);
+ }
+
+ uint32_t debugStreamId = sNextDebugStreamId.fetch_add(1, std::memory_order_relaxed);
+ return std::shared_ptr<C2Component>(
+ new V4L2DecodeComponent(debugStreamId, name, id, std::move(intfImpl)), deleter);
+}
+
+V4L2DecodeComponent::V4L2DecodeComponent(uint32_t debugStreamId, const std::string& name,
+ c2_node_id_t id, std::shared_ptr<DecodeInterface> intfImpl)
+ : DecodeComponent(debugStreamId, name, id, intfImpl) {
+ ALOGV("%s(): ", __func__);
+ sConcurrentInstances.fetch_add(1, std::memory_order_relaxed);
+}
+
+V4L2DecodeComponent::~V4L2DecodeComponent() {
+ ALOGV("%s(): ", __func__);
+ sConcurrentInstances.fetch_sub(1, std::memory_order_relaxed);
+}
+
+void V4L2DecodeComponent::startTask(c2_status_t* status, ::base::WaitableEvent* done) {
+ ATRACE_CALL();
+ ALOGV("%s()", __func__);
+ ALOG_ASSERT(mDecoderTaskRunner->RunsTasksInCurrentSequence());
+
+ ::base::ScopedClosureRunner done_caller(
+ ::base::BindOnce(&::base::WaitableEvent::Signal, ::base::Unretained(done)));
+ *status = C2_CORRUPTED;
+
+ const auto codec = mIntfImpl->getVideoCodec();
+ if (!codec) {
+ ALOGE("Failed to get video codec.");
+ return;
+ }
+ const size_t inputBufferSize = mIntfImpl->getInputBufferSize();
+ const size_t minNumOutputBuffers = getMinNumOutputBuffers(*codec);
+
+ // ::base::Unretained(this) is safe here because |mDecoder| is always destroyed before
+ // |mDecoderThread| is stopped, so |*this| is always valid during |mDecoder|'s lifetime.
+ mDecoder = V4L2Decoder::Create(mDebugStreamId, *codec, inputBufferSize, minNumOutputBuffers,
+ ::base::BindRepeating(&V4L2DecodeComponent::getVideoFramePool,
+ ::base::Unretained(this)),
+ ::base::BindRepeating(&V4L2DecodeComponent::onOutputFrameReady,
+ ::base::Unretained(this)),
+ ::base::BindRepeating(&V4L2DecodeComponent::reportError,
+ ::base::Unretained(this), C2_CORRUPTED),
+ mDecoderTaskRunner, mIsSecure);
+ if (!mDecoder) {
+ ALOGE("Failed to create V4L2Decoder for %s", VideoCodecToString(*codec));
+ return;
+ }
+
+ // Get default color aspects on start.
+ if (!mIsSecure && *codec == VideoCodec::H264) {
+ if (mIntfImpl->queryColorAspects(&mCurrentColorAspects) != C2_OK) return;
+ mPendingColorAspectsChange = false;
+ }
+
+ *status = C2_OK;
+}
+
+} // namespace android
diff --git a/components/V4L2Decoder.cpp b/v4l2/V4L2Decoder.cpp
similarity index 68%
rename from components/V4L2Decoder.cpp
rename to v4l2/V4L2Decoder.cpp
index cc2c1d19f9cda9987ccffeabf2b07ecfde639d6c..d0d862df6aff36de5969e60bc69f05422d1e63f7 100644
--- a/components/V4L2Decoder.cpp
+++ b/v4l2/V4L2Decoder.cpp
@@ -3,9 +3,10 @@
// found in the LICENSE file.
//#define LOG_NDEBUG 0
+#define ATRACE_TAG ATRACE_TAG_VIDEO
#define LOG_TAG "V4L2Decoder"
-#include <v4l2_codec2/components/V4L2Decoder.h>
+#include <v4l2_codec2/v4l2/V4L2Decoder.h>
#include <stdint.h>
@@ -16,55 +17,69 @@
#include <base/files/scoped_file.h>
#include <base/memory/ptr_util.h>
#include <log/log.h>
+#include <utils/Trace.h>
#include <v4l2_codec2/common/Common.h>
#include <v4l2_codec2/common/Fourcc.h>
+#include <v4l2_codec2/common/H264NalParser.h>
+#include <v4l2_codec2/common/HEVCNalParser.h>
+#include <v4l2_codec2/plugin_store/DmabufHelpers.h>
namespace android {
namespace {
-constexpr size_t kNumInputBuffers = 16;
// Extra buffers for transmitting in the whole video pipeline.
constexpr size_t kNumExtraOutputBuffers = 4;
-// Currently we only support flexible pixel 420 format YCBCR_420_888 in Android.
-// Here is the list of flexible 420 format.
-constexpr std::initializer_list<uint32_t> kSupportedOutputFourccs = {
- Fourcc::YU12, Fourcc::YV12, Fourcc::YM12, Fourcc::YM21,
- Fourcc::NV12, Fourcc::NV21, Fourcc::NM12, Fourcc::NM21,
-};
-
-uint32_t VideoCodecToV4L2PixFmt(VideoCodec codec) {
- switch (codec) {
- case VideoCodec::H264:
- return V4L2_PIX_FMT_H264;
- case VideoCodec::VP8:
- return V4L2_PIX_FMT_VP8;
+bool waitForDRC(const C2ConstLinearBlock& input, std::optional<VideoCodec> codec) {
+ C2ReadView view = input.map().get();
+ const uint8_t* pos = view.data();
+ // frame type takes the (2) position in first byte of VP9 uncompressed header
+ const uint8_t kVP9FrameTypeMask = 0x4;
+ // frame type takes the (0) position in first byte of VP8 uncompressed header
+ const uint8_t kVP8FrameTypeMask = 0x1;
+
+ switch (*codec) {
+ case VideoCodec::H264: {
+ H264NalParser parser(view.data(), view.capacity());
+ return parser.locateIDR();
+ }
+ case VideoCodec::HEVC: {
+ HEVCNalParser parser(view.data(), view.capacity());
+ return parser.locateIDR();
+ }
+ // For VP8 and VP9 it is assumed that the input buffer contains a single
+ // frame that is not fragmented.
case VideoCodec::VP9:
- return V4L2_PIX_FMT_VP9;
- case VideoCodec::HEVC:
- return V4L2_PIX_FMT_HEVC;
+ // 0 - key frame; 1 - interframe
+ return ((pos[0] & kVP9FrameTypeMask) == 0);
+ case VideoCodec::VP8:
+ // 0 - key frame; 1 - interframe;
+ return ((pos[0] & kVP8FrameTypeMask) == 0);
}
+
+ return false;
}
} // namespace
// static
std::unique_ptr<VideoDecoder> V4L2Decoder::Create(
- const VideoCodec& codec, const size_t inputBufferSize, const size_t minNumOutputBuffers,
- GetPoolCB getPoolCb, OutputCB outputCb, ErrorCB errorCb,
- scoped_refptr<::base::SequencedTaskRunner> taskRunner) {
+ uint32_t debugStreamId, const VideoCodec& codec, const size_t inputBufferSize,
+ const size_t minNumOutputBuffers, GetPoolCB getPoolCb, OutputCB outputCb, ErrorCB errorCb,
+ scoped_refptr<::base::SequencedTaskRunner> taskRunner, bool isSecure) {
std::unique_ptr<V4L2Decoder> decoder =
- ::base::WrapUnique<V4L2Decoder>(new V4L2Decoder(taskRunner));
+ ::base::WrapUnique<V4L2Decoder>(new V4L2Decoder(debugStreamId, taskRunner));
if (!decoder->start(codec, inputBufferSize, minNumOutputBuffers, std::move(getPoolCb),
- std::move(outputCb), std::move(errorCb))) {
+ std::move(outputCb), std::move(errorCb), isSecure)) {
return nullptr;
}
return decoder;
}
-V4L2Decoder::V4L2Decoder(scoped_refptr<::base::SequencedTaskRunner> taskRunner)
- : mTaskRunner(std::move(taskRunner)) {
+V4L2Decoder::V4L2Decoder(uint32_t debugStreamId,
+ scoped_refptr<::base::SequencedTaskRunner> taskRunner)
+ : mDebugStreamId(debugStreamId), mTaskRunner(std::move(taskRunner)) {
ALOGV("%s()", __func__);
mWeakThis = mWeakThisFactory.GetWeakPtr();
@@ -91,11 +106,15 @@ V4L2Decoder::~V4L2Decoder() {
mDevice->stopPolling();
mDevice = nullptr;
}
+ if (mInitialEosBuffer) {
+ mInitialEosBuffer = nullptr;
+ }
}
bool V4L2Decoder::start(const VideoCodec& codec, const size_t inputBufferSize,
const size_t minNumOutputBuffers, GetPoolCB getPoolCb, OutputCB outputCb,
- ErrorCB errorCb) {
+ ErrorCB errorCb, bool isSecure) {
+ ATRACE_CALL();
ALOGV("%s(codec=%s, inputBufferSize=%zu, minNumOutputBuffers=%zu)", __func__,
VideoCodecToString(codec), inputBufferSize, minNumOutputBuffers);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -104,15 +123,17 @@ bool V4L2Decoder::start(const VideoCodec& codec, const size_t inputBufferSize,
mGetPoolCb = std::move(getPoolCb);
mOutputCb = std::move(outputCb);
mErrorCb = std::move(errorCb);
+ mCodec = codec;
+ mIsSecure = isSecure;
if (mState == State::Error) {
ALOGE("Ignore due to error state.");
return false;
}
- mDevice = V4L2Device::create();
+ mDevice = V4L2Device::create(mDebugStreamId);
- const uint32_t inputPixelFormat = VideoCodecToV4L2PixFmt(codec);
+ const uint32_t inputPixelFormat = V4L2Device::videoCodecToPixFmt(codec);
if (!mDevice->open(V4L2Device::Type::kDecoder, inputPixelFormat)) {
ALOGE("Failed to open device for %s", VideoCodecToString(codec));
return false;
@@ -123,10 +144,7 @@ bool V4L2Decoder::start(const VideoCodec& codec, const size_t inputBufferSize,
return false;
}
- struct v4l2_decoder_cmd cmd;
- memset(&cmd, 0, sizeof(cmd));
- cmd.cmd = V4L2_DEC_CMD_STOP;
- if (mDevice->ioctl(VIDIOC_TRY_DECODER_CMD, &cmd) != 0) {
+ if (!sendV4L2DecoderCmd(false)) {
ALOGE("Device does not support flushing (V4L2_DEC_CMD_STOP)");
return false;
}
@@ -151,8 +169,13 @@ bool V4L2Decoder::start(const VideoCodec& codec, const size_t inputBufferSize,
ALOGE("Failed to setup input format.");
return false;
}
+ if (!setupInitialOutput()) {
+ ALOGE("Unable to setup initial output");
+ return false;
+ }
- if (!mDevice->startPolling(::base::BindRepeating(&V4L2Decoder::serviceDeviceTask, mWeakThis),
+ if (!mDevice->startPolling(mTaskRunner,
+ ::base::BindRepeating(&V4L2Decoder::serviceDeviceTask, mWeakThis),
::base::BindRepeating(&V4L2Decoder::onError, mWeakThis))) {
ALOGE("Failed to start polling V4L2 device.");
return false;
@@ -194,7 +217,135 @@ bool V4L2Decoder::setupInputFormat(const uint32_t inputPixelFormat, const size_t
return true;
}
+bool V4L2Decoder::setupInitialOutput() {
+ ATRACE_CALL();
+ ALOGV("%s()", __func__);
+ ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
+
+ if (!setupMinimalOutputFormat()) {
+ ALOGE("Failed to set minimal resolution for initial output buffers");
+ return false;
+ }
+
+ if (!startOutputQueue(1, V4L2_MEMORY_DMABUF)) {
+ ALOGE("Failed to start initialy output queue");
+ return false;
+ }
+
+ std::optional<V4L2WritableBufferRef> eosBuffer = mOutputQueue->getFreeBuffer();
+ if (!eosBuffer) {
+ ALOGE("Failed to acquire initial EOS buffer");
+ return false;
+ }
+
+ mInitialEosBuffer =
+ new GraphicBuffer(mCodedSize.getWidth(), mCodedSize.getHeight(),
+ static_cast<PixelFormat>(HalPixelFormat::YCBCR_420_888),
+ GraphicBuffer::USAGE_HW_VIDEO_ENCODER, "V4L2DecodeComponent");
+
+ if (mInitialEosBuffer->initCheck() != NO_ERROR) {
+ return false;
+ }
+
+ std::vector<int> fds;
+ for (size_t i = 0; i < mInitialEosBuffer->handle->numFds; i++) {
+ fds.push_back(mInitialEosBuffer->handle->data[i]);
+ }
+
+ if (!std::move(*eosBuffer).queueDMABuf(fds)) {
+ ALOGE("Failed to queue initial EOS buffer");
+ return false;
+ }
+
+ return true;
+}
+
+bool V4L2Decoder::setupMinimalOutputFormat() {
+ ui::Size minResolution, maxResolution;
+
+ for (const uint32_t& pixfmt :
+ mDevice->enumerateSupportedPixelformats(V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) {
+ if (std::find(kSupportedOutputFourccs.begin(), kSupportedOutputFourccs.end(), pixfmt) ==
+ kSupportedOutputFourccs.end()) {
+ ALOGD("Pixel format %s is not supported, skipping...", fourccToString(pixfmt).c_str());
+ continue;
+ }
+
+ mDevice->getSupportedResolution(pixfmt, &minResolution, &maxResolution);
+ if (minResolution.isEmpty()) {
+ minResolution.set(128, 128);
+ }
+
+ if (mOutputQueue->setFormat(pixfmt, minResolution, 0) != std::nullopt) {
+ return true;
+ }
+ }
+
+ ALOGE("Failed to find supported pixel format");
+ return false;
+}
+
+bool V4L2Decoder::startOutputQueue(size_t minOutputBuffersCount, enum v4l2_memory memory) {
+ ALOGV("%s()", __func__);
+ ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
+
+ const std::optional<struct v4l2_format> format = getFormatInfo();
+ std::optional<size_t> numOutputBuffers = getNumOutputBuffers();
+ if (!format || !numOutputBuffers) {
+ return false;
+ }
+ *numOutputBuffers = std::max(*numOutputBuffers, minOutputBuffersCount);
+
+ const ui::Size codedSize(format->fmt.pix_mp.width, format->fmt.pix_mp.height);
+ if (!setupOutputFormat(codedSize)) {
+ return false;
+ }
+
+ const std::optional<struct v4l2_format> adjustedFormat = getFormatInfo();
+ if (!adjustedFormat) {
+ return false;
+ }
+ mCodedSize.set(adjustedFormat->fmt.pix_mp.width, adjustedFormat->fmt.pix_mp.height);
+ mVisibleRect = getVisibleRect(mCodedSize);
+
+ ALOGI("Need %zu output buffers. coded size: %s, visible rect: %s", *numOutputBuffers,
+ toString(mCodedSize).c_str(), toString(mVisibleRect).c_str());
+ if (isEmpty(mCodedSize)) {
+ ALOGE("Failed to get resolution from V4L2 driver.");
+ return false;
+ }
+
+ if (mOutputQueue->isStreaming()) {
+ mOutputQueue->streamoff();
+ }
+ if (mOutputQueue->allocatedBuffersCount() > 0) {
+ mOutputQueue->deallocateBuffers();
+ }
+
+ mFrameAtDevice.clear();
+ mBlockIdToV4L2Id.clear();
+ while (!mReuseFrameQueue.empty()) {
+ mReuseFrameQueue.pop();
+ }
+
+ const size_t adjustedNumOutputBuffers =
+ mOutputQueue->allocateBuffers(*numOutputBuffers, memory);
+ if (adjustedNumOutputBuffers == 0) {
+ ALOGE("Failed to allocate output buffer.");
+ return false;
+ }
+
+ ALOGV("Allocated %zu output buffers.", adjustedNumOutputBuffers);
+ if (!mOutputQueue->streamon()) {
+ ALOGE("Failed to streamon output queue.");
+ return false;
+ }
+
+ return true;
+}
+
void V4L2Decoder::decode(std::unique_ptr<ConstBitstreamBuffer> buffer, DecodeCB decodeCb) {
+ ATRACE_CALL();
ALOGV("%s(id=%d)", __func__, buffer->id);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -209,11 +360,18 @@ void V4L2Decoder::decode(std::unique_ptr<ConstBitstreamBuffer> buffer, DecodeCB
setState(State::Decoding);
}
+ // To determine if the DRC is pending, the access to the frame data is
+ // required. It's not possible to access the frame directly for the secure
+ // playback, so this check must be skipped. b/279834186
+ if (!mIsSecure && mInitialEosBuffer && !mPendingDRC)
+ mPendingDRC = waitForDRC(buffer->dmabuf, mCodec);
+
mDecodeRequests.push(DecodeRequest(std::move(buffer), std::move(decodeCb)));
pumpDecodeRequest();
}
void V4L2Decoder::drain(DecodeCB drainCb) {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -239,6 +397,7 @@ void V4L2Decoder::drain(DecodeCB drainCb) {
}
void V4L2Decoder::pumpDecodeRequest() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -263,9 +422,33 @@ void V4L2Decoder::pumpDecodeRequest() {
return;
}
+ // If output queue is not streaming, then device is unable to notify
+ // whenever draining is finished. (EOS frame cannot be dequeued).
+ // This is likely to happen in the event of that the first resolution
+ // change event wasn't dequeued before the drain request.
+ if (!mOutputQueue->isStreaming()) {
+ ALOGV("Wait for output queue to start streaming");
+ return;
+ }
+
auto request = std::move(mDecodeRequests.front());
mDecodeRequests.pop();
+ // There is one more case that EOS frame cannot be dequeued because
+ // the first resolution change event wasn't dequeued before - output
+ // queues on the host are not streaming but ARCVM has no knowledge about
+ // it. Check if first resolution change event was received and if there
+ // was no previously sent non-empty frame (other than SPS/PPS/EOS) that
+ // may trigger config from host side.
+ // Drain can only be finished if we are sure there was no stream = no
+ // single frame in the stack.
+ if (mInitialEosBuffer && !mPendingDRC) {
+ ALOGV("Terminate drain, because there was no stream");
+ mTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(std::move(request.decodeCb),
+ VideoDecoder::DecodeStatus::kOk));
+ return;
+ }
+
if (!sendV4L2DecoderCmd(false)) {
std::move(request.decodeCb).Run(VideoDecoder::DecodeStatus::kError);
onError();
@@ -276,13 +459,45 @@ void V4L2Decoder::pumpDecodeRequest() {
return;
}
+ auto dma_buf_id = getDmabufId(mDecodeRequests.front().buffer->dmabuf.handle()->data[0]);
+ if (!dma_buf_id) {
+ ALOGE("Failed to get dmabuf id");
+ onError();
+ return;
+ }
+
+ std::optional<V4L2WritableBufferRef> inputBuffer;
+ size_t targetIndex = 0;
+
+ // If there's an existing input buffer for this dma buffer, use it.
+ for (; targetIndex < mNextInputBufferId; targetIndex++) {
+ if (mLastDmaBufferId[targetIndex] == dma_buf_id) {
+ break;
+ }
+ }
+
+ if (targetIndex < kNumInputBuffers) {
+ // If we didn't find a buffer and there is an unused buffer, use that one.
+ if (targetIndex == mNextInputBufferId) {
+ mNextInputBufferId++;
+ }
+
+ inputBuffer = mInputQueue->getFreeBuffer(targetIndex);
+ }
+
+ // If we didn't find a reusable/unused input buffer, clobber a free one.
+ if (!inputBuffer) {
+ inputBuffer = mInputQueue->getFreeBuffer();
+ }
+
// Pause if no free input buffer. We resume decoding after dequeueing input buffers.
- auto inputBuffer = mInputQueue->getFreeBuffer();
if (!inputBuffer) {
ALOGV("There is no free input buffer.");
return;
}
+ mLastDmaBufferId[inputBuffer->bufferId()] = *dma_buf_id;
+
auto request = std::move(mDecodeRequests.front());
mDecodeRequests.pop();
@@ -314,6 +529,7 @@ void V4L2Decoder::pumpDecodeRequest() {
}
void V4L2Decoder::flush() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -339,7 +555,22 @@ void V4L2Decoder::flush() {
const bool isOutputStreaming = mOutputQueue->isStreaming();
mDevice->stopPolling();
mOutputQueue->streamoff();
+
+ // Extract currently enqueued output picture buffers to be queued later first.
+ // See b/270003218 and b/297228544.
+ for (auto& [v4l2Id, frame] : mFrameAtDevice) {
+ // Find corresponding mapping block ID (DMABUF ID) to V4L2 buffer ID.
+ // The buffer was enqueued to device therefore such mapping have to exist.
+ auto blockIdIter =
+ std::find_if(mBlockIdToV4L2Id.begin(), mBlockIdToV4L2Id.end(),
+ [v4l2Id = v4l2Id](const auto& el) { return el.second == v4l2Id; });
+
+ ALOG_ASSERT(blockIdIter != mBlockIdToV4L2Id.end());
+ size_t blockId = blockIdIter->first;
+ mReuseFrameQueue.push(std::make_pair(blockId, std::move(frame)));
+ }
mFrameAtDevice.clear();
+
mInputQueue->streamoff();
// Streamon both V4L2 queues.
@@ -355,7 +586,8 @@ void V4L2Decoder::flush() {
tryFetchVideoFrame();
}
- if (!mDevice->startPolling(::base::BindRepeating(&V4L2Decoder::serviceDeviceTask, mWeakThis),
+ if (!mDevice->startPolling(mTaskRunner,
+ ::base::BindRepeating(&V4L2Decoder::serviceDeviceTask, mWeakThis),
::base::BindRepeating(&V4L2Decoder::onError, mWeakThis))) {
ALOGE("Failed to start polling V4L2 device.");
onError();
@@ -366,6 +598,7 @@ void V4L2Decoder::flush() {
}
void V4L2Decoder::serviceDeviceTask(bool event) {
+ ATRACE_CALL();
ALOGV("%s(event=%d) state=%s InputQueue(%s):%zu+%zu/%zu, OutputQueue(%s):%zu+%zu/%zu", __func__,
event, StateToString(mState), (mInputQueue->isStreaming() ? "streamon" : "streamoff"),
mInputQueue->freeBuffersCount(), mInputQueue->queuedBuffersCount(),
@@ -373,6 +606,7 @@ void V4L2Decoder::serviceDeviceTask(bool event) {
(mOutputQueue->isStreaming() ? "streamon" : "streamoff"),
mOutputQueue->freeBuffersCount(), mOutputQueue->queuedBuffersCount(),
mOutputQueue->allocatedBuffersCount());
+
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
if (mState == State::Error) return;
@@ -482,6 +716,7 @@ void V4L2Decoder::serviceDeviceTask(bool event) {
}
bool V4L2Decoder::dequeueResolutionChangeEvent() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -497,58 +732,33 @@ bool V4L2Decoder::dequeueResolutionChangeEvent() {
}
bool V4L2Decoder::changeResolution() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
- const std::optional<struct v4l2_format> format = getFormatInfo();
- std::optional<size_t> numOutputBuffers = getNumOutputBuffers();
- if (!format || !numOutputBuffers) {
- return false;
- }
- *numOutputBuffers = std::max(*numOutputBuffers, mMinNumOutputBuffers);
-
- const ui::Size codedSize(format->fmt.pix_mp.width, format->fmt.pix_mp.height);
- if (!setupOutputFormat(codedSize)) {
- return false;
- }
-
- const std::optional<struct v4l2_format> adjustedFormat = getFormatInfo();
- if (!adjustedFormat) {
- return false;
+ if (mInitialEosBuffer) {
+ mInitialEosBuffer = nullptr;
}
- mCodedSize.set(adjustedFormat->fmt.pix_mp.width, adjustedFormat->fmt.pix_mp.height);
- mVisibleRect = getVisibleRect(mCodedSize);
- ALOGI("Need %zu output buffers. coded size: %s, visible rect: %s", *numOutputBuffers,
- toString(mCodedSize).c_str(), toString(mVisibleRect).c_str());
- if (isEmpty(mCodedSize)) {
- ALOGE("Failed to get resolution from V4L2 driver.");
+ if (!startOutputQueue(mMinNumOutputBuffers, V4L2_MEMORY_DMABUF)) {
+ ALOGE("Failed to start output queue during DRC.");
return false;
}
- mOutputQueue->streamoff();
- mOutputQueue->deallocateBuffers();
- mFrameAtDevice.clear();
- mBlockIdToV4L2Id.clear();
-
- const size_t adjustedNumOutputBuffers =
- mOutputQueue->allocateBuffers(*numOutputBuffers, V4L2_MEMORY_DMABUF);
- if (adjustedNumOutputBuffers == 0) {
- ALOGE("Failed to allocate output buffer.");
- return false;
- }
- ALOGV("Allocated %zu output buffers.", adjustedNumOutputBuffers);
- if (!mOutputQueue->streamon()) {
- ALOGE("Failed to streamon output queue.");
- return false;
+ // If drain request is pending then it means that previous call to pumpDecodeRequest
+ // stalled the request, bacause there was no way of notifing the component that
+ // drain has finished. Send this request the drain to device.
+ if (!mDecodeRequests.empty() && mDecodeRequests.front().buffer == nullptr) {
+ mTaskRunner->PostTask(FROM_HERE,
+ ::base::BindOnce(&V4L2Decoder::pumpDecodeRequest, mWeakThis));
}
// Release the previous VideoFramePool before getting a new one to guarantee only one pool
// exists at the same time.
mVideoFramePool.reset();
// Always use flexible pixel 420 format YCBCR_420_888 in Android.
- mVideoFramePool =
- mGetPoolCb.Run(mCodedSize, HalPixelFormat::YCBCR_420_888, adjustedNumOutputBuffers);
+ mVideoFramePool = mGetPoolCb.Run(mCodedSize, HalPixelFormat::YCBCR_420_888,
+ mOutputQueue->allocatedBuffersCount());
if (!mVideoFramePool) {
ALOGE("Failed to get block pool with size: %s", toString(mCodedSize).c_str());
return false;
@@ -577,6 +787,7 @@ bool V4L2Decoder::setupOutputFormat(const ui::Size& size) {
}
void V4L2Decoder::tryFetchVideoFrame() {
+ ATRACE_CALL();
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
@@ -591,10 +802,26 @@ void V4L2Decoder::tryFetchVideoFrame() {
return;
}
- if (!mVideoFramePool->getVideoFrame(
- ::base::BindOnce(&V4L2Decoder::onVideoFrameReady, mWeakThis))) {
- ALOGV("%s(): Previous callback is running, ignore.", __func__);
+ if (mReuseFrameQueue.empty()) {
+ if (!mVideoFramePool->getVideoFrame(
+ ::base::BindOnce(&V4L2Decoder::onVideoFrameReady, mWeakThis))) {
+ ALOGV("%s(): Previous callback is running, ignore.", __func__);
+ }
+
+ return;
}
+
+ // Reuse output picture buffers that were abandoned after STREAMOFF first.
+ // NOTE(b/270003218 and b/297228544): This avoids issues with lack of
+ // ability to return all picture buffers on STREAMOFF from VDA and
+ // saves on IPC with BufferQueue increasing overall responsiveness.
+ uint32_t blockId = mReuseFrameQueue.front().first;
+ std::unique_ptr<VideoFrame> frame = std::move(mReuseFrameQueue.front().second);
+ mReuseFrameQueue.pop();
+
+ // Avoid recursive calls
+ mTaskRunner->PostTask(FROM_HERE, ::base::BindOnce(&V4L2Decoder::onVideoFrameReady, mWeakThis,
+ std::make_pair(std::move(frame), blockId)));
}
void V4L2Decoder::onVideoFrameReady(
@@ -619,12 +846,24 @@ void V4L2Decoder::onVideoFrameReady(
if (iter != mBlockIdToV4L2Id.end()) {
// If we have met this block in the past, reuse the same V4L2 buffer.
outputBuffer = mOutputQueue->getFreeBuffer(iter->second);
+ if (!outputBuffer) {
+ // NOTE(b/281477122): There is a bug in C2BufferQueueBlock. Its buffer queue slots
+ // cache is inconsistent when MediaSync is used and a buffer with the same dmabuf id
+ // can be returned twice despite being already in use by V4L2Decoder. We drop the
+ // buffer here in order to prevent unwanted errors. It is safe, bacause its allocation
+ // will be kept alive by the C2GraphicBlock instance.
+ ALOGW("%s(): The frame have been supplied again, despite being already enqueued",
+ __func__);
+ tryFetchVideoFrame();
+ return;
+ }
} else if (mBlockIdToV4L2Id.size() < mOutputQueue->allocatedBuffersCount()) {
// If this is the first time we see this block, give it the next
// available V4L2 buffer.
const size_t v4l2BufferId = mBlockIdToV4L2Id.size();
mBlockIdToV4L2Id.emplace(blockId, v4l2BufferId);
outputBuffer = mOutputQueue->getFreeBuffer(v4l2BufferId);
+ ALOG_ASSERT(v4l2BufferId == outputBuffer->bufferId());
} else {
// If this happens, this is a bug in VideoFramePool. It should never
// provide more blocks than we have V4L2 buffers.
diff --git a/common/V4L2Device.cpp b/v4l2/V4L2Device.cpp
similarity index 75%
rename from common/V4L2Device.cpp
rename to v4l2/V4L2Device.cpp
index 4e44fed6ce34b167517c406535298df2dd7a1a0a..0190deba4e50f843a5db44d2e2d8038c3e915607 100644
--- a/common/V4L2Device.cpp
+++ b/v4l2/V4L2Device.cpp
@@ -6,9 +6,11 @@
// versions (e.g. V4L2_PIX_FMT_VP8_FRAME)
//#define LOG_NDEBUG 0
+#define ATRACE_TAG ATRACE_TAG_VIDEO
#define LOG_TAG "V4L2Device"
-#include <v4l2_codec2/common/V4L2Device.h>
+#include <linux/v4l2-controls.h>
+#include <v4l2_codec2/v4l2/V4L2Device.h>
#include <fcntl.h>
#include <inttypes.h>
@@ -19,6 +21,7 @@
#include <sys/eventfd.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
+#include <utils/Trace.h>
#include <algorithm>
#include <mutex>
@@ -35,28 +38,32 @@
#include <v4l2_codec2/common/Fourcc.h>
#include <v4l2_codec2/common/VideoPixelFormat.h>
-// VP8 parsed frames
-#ifndef V4L2_PIX_FMT_VP8_FRAME
-#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F')
-#endif
-
-// VP9 parsed frames
-#ifndef V4L2_PIX_FMT_VP9_FRAME
-#define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc('V', 'P', '9', 'F')
-#endif
-
-// H264 parsed slices
-#ifndef V4L2_PIX_FMT_H264_SLICE
-#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4')
-#endif
-
-// HEVC parsed slices
-#ifndef V4L2_PIX_FMT_HEVC_SLICE
-#define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5')
-#endif
-
namespace android {
+bool isValidPixFmtForCodec(VideoCodec codec, uint32_t pixFmt) {
+ switch (pixFmt) {
+ case V4L2_PIX_FMT_H264:
+ case V4L2_PIX_FMT_H264_SLICE:
+ return codec == VideoCodec::H264;
+ break;
+ case V4L2_PIX_FMT_VP8:
+ case V4L2_PIX_FMT_VP8_FRAME:
+ return codec == VideoCodec::VP8;
+ break;
+ case V4L2_PIX_FMT_VP9:
+ case V4L2_PIX_FMT_VP9_FRAME:
+ return codec == VideoCodec::VP9;
+ break;
+ case V4L2_PIX_FMT_HEVC:
+ case V4L2_PIX_FMT_HEVC_SLICE:
+ return codec == VideoCodec::HEVC;
+ break;
+ default:
+ ALOGE("Unhandled pixelformat %s", fourccToString(pixFmt).c_str());
+ return false;
+ }
+}
+
struct v4l2_format buildV4L2Format(const enum v4l2_buf_type type, uint32_t fourcc,
const ui::Size& size, size_t buffer_size, uint32_t stride) {
struct v4l2_format format;
@@ -727,6 +734,7 @@ V4L2Queue::~V4L2Queue() {
std::optional<struct v4l2_format> V4L2Queue::setFormat(uint32_t fourcc, const ui::Size& size,
size_t bufferSize, uint32_t stride) {
+ ATRACE_CALL();
struct v4l2_format format = buildV4L2Format(mType, fourcc, size, bufferSize, stride);
if (mDevice->ioctl(VIDIOC_S_FMT, &format) != 0 || format.fmt.pix_mp.pixelformat != fourcc) {
ALOGEQ("Failed to set format (format_fourcc=0x%" PRIx32 ")", fourcc);
@@ -761,6 +769,7 @@ std::pair<std::optional<struct v4l2_format>, int> V4L2Queue::getFormat() {
}
size_t V4L2Queue::allocateBuffers(size_t count, enum v4l2_memory memory) {
+ ATRACE_CALL();
DCHECK_CALLED_ON_VALID_SEQUENCE(mSequenceChecker);
ALOG_ASSERT(!mFreeBuffers);
ALOG_ASSERT(mQueuedBuffers.size() == 0u);
@@ -827,6 +836,7 @@ size_t V4L2Queue::allocateBuffers(size_t count, enum v4l2_memory memory) {
ALOG_ASSERT(mFreeBuffers);
ALOG_ASSERT(mFreeBuffers->size() == mBuffers.size());
ALOG_ASSERT(mQueuedBuffers.size() == 0u);
+ reportTraceMetrics();
return mBuffers.size();
}
@@ -860,6 +870,7 @@ bool V4L2Queue::deallocateBuffers() {
ALOG_ASSERT(!mFreeBuffers);
ALOG_ASSERT(mQueuedBuffers.size() == 0u);
+ reportTraceMetrics();
return true;
}
@@ -903,6 +914,29 @@ std::optional<V4L2WritableBufferRef> V4L2Queue::getFreeBuffer(size_t requestedBu
mWeakThisFactory.GetWeakPtr());
}
+void V4L2Queue::reportTraceMetrics() {
+ // Don't printf labels if ATrace is not enabled
+ if (!ATRACE_ENABLED()) return;
+
+ std::string atraceLabel;
+
+ atraceLabel =
+ V4L2Device::v4L2BufferTypeToATraceLabel(mDevice->getDebugStreamId(), mType, "streamon");
+ ATRACE_INT(atraceLabel.c_str(), isStreaming());
+
+ atraceLabel = V4L2Device::v4L2BufferTypeToATraceLabel(mDevice->getDebugStreamId(), mType,
+ "buffers free");
+ ATRACE_INT64(atraceLabel.c_str(), freeBuffersCount());
+
+ atraceLabel = V4L2Device::v4L2BufferTypeToATraceLabel(mDevice->getDebugStreamId(), mType,
+ "buffers queued");
+ ATRACE_INT64(atraceLabel.c_str(), queuedBuffersCount());
+
+ atraceLabel = V4L2Device::v4L2BufferTypeToATraceLabel(mDevice->getDebugStreamId(), mType,
+ "buffers allocated");
+ ATRACE_INT64(atraceLabel.c_str(), allocatedBuffersCount());
+}
+
bool V4L2Queue::queueBuffer(struct v4l2_buffer* v4l2Buffer) {
DCHECK_CALLED_ON_VALID_SEQUENCE(mSequenceChecker);
@@ -912,6 +946,12 @@ bool V4L2Queue::queueBuffer(struct v4l2_buffer* v4l2Buffer) {
return false;
}
+ if (ATRACE_ENABLED()) {
+ std::string atraceLabel = V4L2Device::v4L2BufferTypeToATraceLabel(
+ mDevice->getDebugStreamId(), mType, "enqueued buffer");
+ ATRACE_ASYNC_BEGIN(atraceLabel.c_str(), v4l2Buffer->index);
+ }
+
auto inserted = mQueuedBuffers.emplace(v4l2Buffer->index);
if (!inserted.second) {
ALOGE("Queuing buffer failed");
@@ -920,6 +960,8 @@ bool V4L2Queue::queueBuffer(struct v4l2_buffer* v4l2Buffer) {
mDevice->schedulePoll();
+ reportTraceMetrics();
+
return true;
}
@@ -961,12 +1003,20 @@ std::pair<bool, V4L2ReadableBufferRef> V4L2Queue::dequeueBuffer() {
}
}
+ if (ATRACE_ENABLED()) {
+ std::string atraceLabel = V4L2Device::v4L2BufferTypeToATraceLabel(
+ mDevice->getDebugStreamId(), mType, "enqueued buffer");
+ ATRACE_ASYNC_END(atraceLabel.c_str(), v4l2Buffer.index);
+ }
+
auto it = mQueuedBuffers.find(v4l2Buffer.index);
ALOG_ASSERT(it != mQueuedBuffers.end());
mQueuedBuffers.erase(*it);
if (queuedBuffersCount() > 0) mDevice->schedulePoll();
+ reportTraceMetrics();
+
ALOG_ASSERT(mFreeBuffers);
return std::make_pair(true, V4L2BufferRefFactory::CreateReadableRef(
v4l2Buffer, mWeakThisFactory.GetWeakPtr()));
@@ -991,6 +1041,7 @@ bool V4L2Queue::streamon() {
}
mIsStreaming = true;
+ reportTraceMetrics();
return true;
}
@@ -1018,6 +1069,8 @@ bool V4L2Queue::streamoff() {
mIsStreaming = false;
+ reportTraceMetrics();
+
return true;
}
@@ -1053,7 +1106,7 @@ public:
}
};
-V4L2Device::V4L2Device() {
+V4L2Device::V4L2Device(uint32_t debugStreamId) : mDebugStreamId(debugStreamId) {
DETACH_FROM_SEQUENCE(mClientSequenceChecker);
}
@@ -1095,9 +1148,9 @@ void V4L2Device::onQueueDestroyed(v4l2_buf_type bufType) {
}
// static
-scoped_refptr<V4L2Device> V4L2Device::create() {
+scoped_refptr<V4L2Device> V4L2Device::create(uint32_t debugStreamId) {
ALOGV("%s()", __func__);
- return scoped_refptr<V4L2Device>(new V4L2Device());
+ return scoped_refptr<V4L2Device>(new V4L2Device(debugStreamId));
}
bool V4L2Device::open(Type type, uint32_t v4l2PixFmt) {
@@ -1130,7 +1183,7 @@ int V4L2Device::ioctl(int request, void* arg) {
return HANDLE_EINTR(::ioctl(mDeviceFd.get(), request, arg));
}
-bool V4L2Device::poll(bool pollDevice, bool* eventPending) {
+bool V4L2Device::poll(bool pollDevice, bool pollBuffers, bool* eventPending, bool* buffersPending) {
struct pollfd pollfds[2];
nfds_t nfds;
int pollfd = -1;
@@ -1142,7 +1195,11 @@ bool V4L2Device::poll(bool pollDevice, bool* eventPending) {
if (pollDevice) {
ALOGV("adding device fd to poll() set");
pollfds[nfds].fd = mDeviceFd.get();
- pollfds[nfds].events = POLLIN | POLLOUT | POLLERR | POLLPRI;
+ pollfds[nfds].events = POLLERR | POLLPRI;
+ if (pollBuffers) {
+ ALOGV("will poll buffers");
+ pollfds[nfds].events |= POLLIN | POLLOUT;
+ }
pollfd = nfds;
nfds++;
}
@@ -1152,6 +1209,7 @@ bool V4L2Device::poll(bool pollDevice, bool* eventPending) {
return false;
}
*eventPending = (pollfd != -1 && pollfds[pollfd].revents & POLLPRI);
+ *buffersPending = (pollfd != -1 && pollfds[pollfd].revents & (POLLIN | POLLOUT));
return true;
}
@@ -1222,7 +1280,7 @@ std::vector<uint32_t> V4L2Device::preferredInputFormat(Type type) {
}
// static
-uint32_t V4L2Device::C2ProfileToV4L2PixFmt(C2Config::profile_t profile, bool sliceBased) {
+uint32_t V4L2Device::c2ProfileToV4L2PixFmt(C2Config::profile_t profile, bool sliceBased) {
if (profile >= C2Config::PROFILE_AVC_BASELINE &&
profile <= C2Config::PROFILE_AVC_ENHANCED_MULTIVIEW_DEPTH_HIGH) {
if (sliceBased) {
@@ -1255,14 +1313,160 @@ uint32_t V4L2Device::C2ProfileToV4L2PixFmt(C2Config::profile_t profile, bool sli
}
}
+// static
+C2Config::level_t V4L2Device::v4L2LevelToC2Level(VideoCodec codec, uint32_t level) {
+ switch (codec) {
+ case VideoCodec::H264:
+ switch (level) {
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
+ return C2Config::LEVEL_AVC_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
+ return C2Config::LEVEL_AVC_1B;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
+ return C2Config::LEVEL_AVC_1_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
+ return C2Config::LEVEL_AVC_1_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
+ return C2Config::LEVEL_AVC_1_3;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
+ return C2Config::LEVEL_AVC_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
+ return C2Config::LEVEL_AVC_2_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
+ return C2Config::LEVEL_AVC_2_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
+ return C2Config::LEVEL_AVC_3;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
+ return C2Config::LEVEL_AVC_3_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
+ return C2Config::LEVEL_AVC_3_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
+ return C2Config::LEVEL_AVC_4;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
+ return C2Config::LEVEL_AVC_4_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
+ return C2Config::LEVEL_AVC_4_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
+ return C2Config::LEVEL_AVC_5;
+#ifdef V4L2_MPEG_VIDEO_H264_LEVEL_5_1
+ case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
+ return C2Config::LEVEL_AVC_5_1;
+#endif
+#ifdef V4L2_MPEG_VIDEO_H264_LEVEL_5_2
+ case V4L2_MPEG_VIDEO_H264_LEVEL_5_2:
+ return C2Config::LEVEL_AVC_5_2;
+#endif
+#ifdef V4L2_MPEG_VIDEO_H264_LEVEL_6_0
+ case V4L2_MPEG_VIDEO_H264_LEVEL_6_0:
+ return C2Config::LEVEL_AVC_6;
+#endif
+#ifdef V4L2_MPEG_VIDEO_H264_LEVEL_6_1
+ case V4L2_MPEG_VIDEO_H264_LEVEL_6_1:
+ return C2Config::LEVEL_AVC_6_1;
+#endif
+#ifdef V4L2_MPEG_VIDEO_H264_LEVEL_6_2
+ case V4L2_MPEG_VIDEO_H264_LEVEL_6_2:
+ return C2Config::LEVEL_AVC_6_2;
+#endif
+ }
+ break;
+ case VideoCodec::VP8:
+ return C2Config::LEVEL_UNUSED;
+ break;
+ case VideoCodec::VP9:
+ switch (level) {
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_1_0
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_1_0:
+ return C2Config::LEVEL_VP9_1;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_1_1:
+ return C2Config::LEVEL_VP9_1_1;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_2_0:
+ return C2Config::LEVEL_VP9_2;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_2_1:
+ return C2Config::LEVEL_VP9_2_1;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_3_0:
+ return C2Config::LEVEL_VP9_3;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_3_1:
+ return C2Config::LEVEL_VP9_3_1;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_4_0:
+ return C2Config::LEVEL_VP9_4;
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_4_1:
+ return C2Config::LEVEL_VP9_4_1;
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_5_0
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_5_0:
+ return C2Config::LEVEL_VP9_5;
+#endif
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_5_1
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_5_1:
+ return C2Config::LEVEL_VP9_5_1;
+#endif
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_5_2
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_5_2:
+ return C2Config::LEVEL_VP9_5_2;
+#endif
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_6_0
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_6_0:
+ return C2Config::LEVEL_VP9_6;
+#endif
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_6_1
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_6_1:
+ return C2Config::LEVEL_VP9_6_1;
+#endif
+#ifdef V4L2_MPEG_VIDEO_VP9_LEVEL_6_2
+ case V4L2_MPEG_VIDEO_VP9_LEVEL_6_2:
+ return C2Config::LEVEL_VP9_6_2;
+#endif
+#endif
+ default:
+ return C2Config::LEVEL_UNUSED;
+ }
+ break;
+ case VideoCodec::HEVC:
+ switch (level) {
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
+ return C2Config::LEVEL_HEVC_MAIN_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
+ return C2Config::LEVEL_HEVC_MAIN_2;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
+ return C2Config::LEVEL_HEVC_MAIN_2_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
+ return C2Config::LEVEL_HEVC_MAIN_3;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
+ return C2Config::LEVEL_HEVC_MAIN_3_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
+ return C2Config::LEVEL_HEVC_MAIN_4;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
+ return C2Config::LEVEL_HEVC_MAIN_4_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
+ return C2Config::LEVEL_HEVC_MAIN_5;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
+ return C2Config::LEVEL_HEVC_MAIN_5_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
+ return C2Config::LEVEL_HEVC_MAIN_5_2;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_6:
+ return C2Config::LEVEL_HEVC_MAIN_6;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1:
+ return C2Config::LEVEL_HEVC_MAIN_6_1;
+ case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2:
+ return C2Config::LEVEL_HEVC_MAIN_6_2;
+ }
+ break;
+ default:
+ ALOGE("Unknown codec: %u", codec);
+ }
+ ALOGE("Unknown level: %u", level);
+ return C2Config::LEVEL_UNUSED;
+}
+
// static
C2Config::profile_t V4L2Device::v4L2ProfileToC2Profile(VideoCodec codec, uint32_t profile) {
switch (codec) {
case VideoCodec::H264:
switch (profile) {
case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
- case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
return C2Config::PROFILE_AVC_BASELINE;
+ case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
+ return C2Config::PROFILE_AVC_CONSTRAINED_BASELINE;
case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
return C2Config::PROFILE_AVC_MAIN;
case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
@@ -1312,8 +1516,112 @@ C2Config::profile_t V4L2Device::v4L2ProfileToC2Profile(VideoCodec codec, uint32_
return C2Config::PROFILE_UNUSED;
}
-std::vector<C2Config::profile_t> V4L2Device::v4L2PixFmtToC2Profiles(uint32_t pixFmt,
- bool /*isEncoder*/) {
+// static
+uint32_t V4L2Device::videoCodecToPixFmt(VideoCodec codec) {
+ switch (codec) {
+ case VideoCodec::H264:
+ return V4L2_PIX_FMT_H264;
+ case VideoCodec::VP8:
+ return V4L2_PIX_FMT_VP8;
+ case VideoCodec::VP9:
+ return V4L2_PIX_FMT_VP9;
+ case VideoCodec::HEVC:
+ return V4L2_PIX_FMT_HEVC;
+ }
+}
+
+std::vector<C2Config::level_t> V4L2Device::queryC2Levels(uint32_t pixFmt) {
+ auto getSupportedLevels = [this](VideoCodec codec, std::vector<C2Config::level_t>* levels) {
+ uint32_t queryId = 0;
+ switch (codec) {
+ case VideoCodec::H264:
+ queryId = V4L2_CID_MPEG_VIDEO_H264_LEVEL;
+ break;
+#ifdef V4L2_CID_MPEG_VIDEO_VP9_LEVEL
+ case VideoCodec::VP9:
+ queryId = V4L2_CID_MPEG_VIDEO_VP9_LEVEL;
+ break;
+#endif
+ case VideoCodec::HEVC:
+ queryId = V4L2_CID_MPEG_VIDEO_HEVC_LEVEL;
+ break;
+ default:
+ return false;
+ }
+
+ v4l2_queryctrl queryCtrl = {};
+ queryCtrl.id = queryId;
+ if (ioctl(VIDIOC_QUERYCTRL, &queryCtrl) != 0) {
+ return false;
+ }
+ v4l2_querymenu queryMenu = {};
+ queryMenu.id = queryCtrl.id;
+ for (queryMenu.index = queryCtrl.minimum;
+ static_cast<int>(queryMenu.index) <= queryCtrl.maximum; queryMenu.index++) {
+ if (ioctl(VIDIOC_QUERYMENU, &queryMenu) == 0) {
+ const C2Config::level_t level =
+ V4L2Device::v4L2LevelToC2Level(codec, queryMenu.index);
+ if (level != C2Config::LEVEL_UNUSED) levels->push_back(level);
+ }
+ }
+ return true;
+ };
+
+ std::vector<C2Config::level_t> levels;
+ switch (pixFmt) {
+ case V4L2_PIX_FMT_H264:
+ case V4L2_PIX_FMT_H264_SLICE:
+ if (!getSupportedLevels(VideoCodec::H264, &levels)) {
+ ALOGW("Driver doesn't support QUERY H264 levels, "
+ "use default values, 1-5_2");
+ levels = {C2Config::LEVEL_AVC_1, C2Config::LEVEL_AVC_1B, C2Config::LEVEL_AVC_1_1,
+ C2Config::LEVEL_AVC_1_2, C2Config::LEVEL_AVC_1_3, C2Config::LEVEL_AVC_2,
+ C2Config::LEVEL_AVC_2_1, C2Config::LEVEL_AVC_2_2, C2Config::LEVEL_AVC_3,
+ C2Config::LEVEL_AVC_3_1, C2Config::LEVEL_AVC_3_2, C2Config::LEVEL_AVC_4,
+ C2Config::LEVEL_AVC_4_1, C2Config::LEVEL_AVC_4_2, C2Config::LEVEL_AVC_5,
+ C2Config::LEVEL_AVC_5_1, C2Config::LEVEL_AVC_5_2};
+ }
+ break;
+ case V4L2_PIX_FMT_VP8:
+ case V4L2_PIX_FMT_VP8_FRAME:
+ if (!getSupportedLevels(VideoCodec::VP8, &levels)) {
+ ALOGW("Driver doesn't support QUERY VP8 levels, use default values, unused");
+ levels = {C2Config::LEVEL_UNUSED};
+ }
+ break;
+ case V4L2_PIX_FMT_VP9:
+ case V4L2_PIX_FMT_VP9_FRAME:
+ if (!getSupportedLevels(VideoCodec::VP9, &levels)) {
+ ALOGW("Driver doesn't support QUERY VP9 levels, use default values, 1-5");
+ levels = {C2Config::LEVEL_VP9_1, C2Config::LEVEL_VP9_1_1, C2Config::LEVEL_VP9_2,
+ C2Config::LEVEL_VP9_2_1, C2Config::LEVEL_VP9_3, C2Config::LEVEL_VP9_3_1,
+ C2Config::LEVEL_VP9_4, C2Config::LEVEL_VP9_4_1, C2Config::LEVEL_VP9_5};
+ }
+ break;
+ case V4L2_PIX_FMT_HEVC:
+ case V4L2_PIX_FMT_HEVC_SLICE:
+ if (!getSupportedLevels(VideoCodec::VP9, &levels)) {
+ ALOGW("Driver doesn't support QUERY HEVC levels, use default values");
+ levels = {C2Config::LEVEL_HEVC_MAIN_1, C2Config::LEVEL_HEVC_MAIN_2,
+ C2Config::LEVEL_HEVC_MAIN_2_1, C2Config::LEVEL_HEVC_MAIN_3,
+ C2Config::LEVEL_HEVC_MAIN_3_1, C2Config::LEVEL_HEVC_MAIN_4,
+ C2Config::LEVEL_HEVC_MAIN_4_1, C2Config::LEVEL_HEVC_MAIN_5,
+ C2Config::LEVEL_HEVC_MAIN_5_1, C2Config::LEVEL_HEVC_MAIN_5_2,
+ C2Config::LEVEL_HEVC_MAIN_6, C2Config::LEVEL_HEVC_MAIN_6_1,
+ C2Config::LEVEL_HEVC_MAIN_6_2};
+ }
+ break;
+ default:
+ ALOGE("Unhandled pixelformat %s", fourccToString(pixFmt).c_str());
+ return {};
+ }
+
+ std::sort(levels.begin(), levels.end());
+ levels.erase(std::unique(levels.begin(), levels.end()), levels.end());
+ return levels;
+}
+
+std::vector<C2Config::profile_t> V4L2Device::queryC2Profiles(uint32_t pixFmt) {
auto getSupportedProfiles = [this](VideoCodec codec,
std::vector<C2Config::profile_t>* profiles) {
uint32_t queryId = 0;
@@ -1361,6 +1669,7 @@ std::vector<C2Config::profile_t> V4L2Device::v4L2PixFmtToC2Profiles(uint32_t pix
"use default values, Base, Main, High");
profiles = {
C2Config::PROFILE_AVC_BASELINE,
+ C2Config::PROFILE_AVC_CONSTRAINED_BASELINE,
C2Config::PROFILE_AVC_MAIN,
C2Config::PROFILE_AVC_HIGH,
};
@@ -1406,6 +1715,8 @@ int32_t V4L2Device::c2ProfileToV4L2H264Profile(C2Config::profile_t profile) {
switch (profile) {
case C2Config::PROFILE_AVC_BASELINE:
return V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE;
+ case C2Config::PROFILE_AVC_CONSTRAINED_BASELINE:
+ return V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE;
case C2Config::PROFILE_AVC_MAIN:
return V4L2_MPEG_VIDEO_H264_PROFILE_MAIN;
case C2Config::PROFILE_AVC_EXTENDED:
@@ -1474,7 +1785,7 @@ int32_t V4L2Device::h264LevelIdcToV4L2H264Level(uint8_t levelIdc) {
}
// static
-v4l2_mpeg_video_bitrate_mode V4L2Device::C2BitrateModeToV4L2BitrateMode(
+v4l2_mpeg_video_bitrate_mode V4L2Device::c2BitrateModeToV4L2BitrateMode(
C2Config::bitrate_mode_t bitrateMode) {
switch (bitrateMode) {
case C2Config::bitrate_mode_t::BITRATE_CONST_SKIP_ALLOWED:
@@ -1603,6 +1914,30 @@ const char* V4L2Device::v4L2BufferTypeToString(const enum v4l2_buf_type bufType)
}
}
+// static
+std::string V4L2Device::v4L2BufferTypeToATraceLabel(uint32_t debugStreamId,
+ const enum v4l2_buf_type type,
+ const char* label) {
+ const char* queueName;
+ switch (type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ FALLTHROUGH;
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
+ queueName = "CAPTURE";
+ break;
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT:
+ FALLTHROUGH;
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
+ queueName = "OUTPUT";
+ break;
+ default:
+ queueName = "";
+ break;
+ }
+
+ return base::StringPrintf("#%u V4L2 %s %s", debugStreamId, queueName, label);
+}
+
// static
std::string V4L2Device::v4L2FormatToString(const struct v4l2_format& format) {
std::ostringstream s;
@@ -1808,95 +2143,220 @@ std::vector<uint32_t> V4L2Device::enumerateSupportedPixelformats(v4l2_buf_type b
return pixelFormats;
}
-V4L2Device::SupportedDecodeProfiles V4L2Device::getSupportedDecodeProfiles(
- const size_t numFormats, const uint32_t pixelFormats[]) {
- SupportedDecodeProfiles supportedProfiles;
-
+// static
+std::vector<C2Config::level_t> V4L2Device::getSupportedDecodeLevels(VideoCodec videoCodecType) {
+ std::vector<C2Config::level_t> supportedLevels;
Type type = Type::kDecoder;
- const auto& devices = getDevicesForType(type);
- for (const auto& device : devices) {
- if (!openDevicePath(device.first, type)) {
- ALOGV("Failed opening %s", device.first.c_str());
+
+ for (const auto& info : getDeviceInfosForType(type)) {
+ scoped_refptr<V4L2Device> device = V4L2Device::create();
+ if (!device->openDevicePath(info.first, type)) {
+ ALOGV("Failed opening %s", info.first.c_str());
continue;
}
- const auto& profiles = enumerateSupportedDecodeProfiles(numFormats, pixelFormats);
- supportedProfiles.insert(supportedProfiles.end(), profiles.begin(), profiles.end());
- closeDevice();
+ const auto& levels = device->enumerateSupportedDecodeLevels(videoCodecType);
+ supportedLevels.insert(supportedLevels.end(), levels.begin(), levels.end());
+ device->closeDevice();
}
- return supportedProfiles;
+ return supportedLevels;
}
-V4L2Device::SupportedEncodeProfiles V4L2Device::getSupportedEncodeProfiles() {
- SupportedEncodeProfiles supportedProfiles;
-
- Type type = Type::kEncoder;
- const auto& devices = getDevicesForType(type);
- for (const auto& device : devices) {
- if (!openDevicePath(device.first, type)) {
- ALOGV("Failed opening %s", device.first.c_str());
+// static
+SupportedProfiles V4L2Device::getSupportedProfiles(V4L2Device::Type type,
+ const std::vector<uint32_t>& pixelFormats) {
+ SupportedProfiles supportedProfiles;
+
+ for (const auto& info : getDeviceInfosForType(type)) {
+ scoped_refptr<V4L2Device> device = V4L2Device::create();
+ if (!device->openDevicePath(info.first, type)) {
+ ALOGV("Failed opening %s", info.first.c_str());
continue;
}
- const auto& profiles = enumerateSupportedEncodeProfiles();
+ const auto& profiles = device->enumerateSupportedProfiles(type, pixelFormats);
supportedProfiles.insert(supportedProfiles.end(), profiles.begin(), profiles.end());
- closeDevice();
+
+ device->closeDevice();
}
return supportedProfiles;
}
-V4L2Device::SupportedDecodeProfiles V4L2Device::enumerateSupportedDecodeProfiles(
- const size_t numFormats, const uint32_t pixelFormats[]) {
- SupportedDecodeProfiles profiles;
+// static
+C2Config::profile_t V4L2Device::getDefaultProfile(VideoCodec codec) {
+ uint32_t queryId = 0;
- const auto& supportedPixelformats =
- enumerateSupportedPixelformats(V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
+ switch (codec) {
+ case VideoCodec::H264:
+ queryId = V4L2_CID_MPEG_VIDEO_H264_PROFILE;
+ break;
+ case VideoCodec::VP8:
+ queryId = V4L2_CID_MPEG_VIDEO_VP8_PROFILE;
+ break;
+ case VideoCodec::VP9:
+ queryId = V4L2_CID_MPEG_VIDEO_VP9_PROFILE;
+ break;
+ case VideoCodec::HEVC:
+ queryId = V4L2_CID_MPEG_VIDEO_HEVC_PROFILE;
+ break;
+ default:
+ return C2Config::PROFILE_UNUSED;
+ }
- for (uint32_t pixelFormat : supportedPixelformats) {
- if (std::find(pixelFormats, pixelFormats + numFormats, pixelFormat) ==
- pixelFormats + numFormats)
+ for (const auto& info : getDeviceInfosForType(Type::kDecoder)) {
+ scoped_refptr<V4L2Device> device = V4L2Device::create();
+ if (!device->openDevicePath(info.first, Type::kDecoder)) {
+ ALOGV("Failed opening %s", info.first.c_str());
continue;
+ }
- SupportedDecodeProfile profile;
- getSupportedResolution(pixelFormat, &profile.min_resolution, &profile.max_resolution);
+ // Call to query control which will return structure including
+ // index of default profile
+ v4l2_queryctrl queryCtrl = {};
+ queryCtrl.id = queryId;
+ if (device->ioctl(VIDIOC_QUERYCTRL, &queryCtrl) != 0) {
+ device->closeDevice();
+ continue;
+ }
- const auto videoCodecProfiles = v4L2PixFmtToC2Profiles(pixelFormat, false);
+ v4l2_querymenu queryMenu = {};
+ queryMenu.id = queryCtrl.id;
+ queryMenu.index = queryCtrl.default_value;
+ if (device->ioctl(VIDIOC_QUERYMENU, &queryMenu) == 0) {
+ device->closeDevice();
+ return v4L2ProfileToC2Profile(codec, queryMenu.index);
+ }
- for (const auto& videoCodecProfile : videoCodecProfiles) {
- profile.profile = videoCodecProfile;
- profiles.push_back(profile);
+ device->closeDevice();
+ }
+ return C2Config::PROFILE_UNUSED;
+}
- ALOGV("Found decoder profile %s, resolutions: %s %s", profileToString(profile.profile),
- toString(profile.min_resolution).c_str(),
- toString(profile.max_resolution).c_str());
+// static
+C2Config::level_t V4L2Device::getDefaultLevel(VideoCodec codec) {
+ uint32_t queryId = 0;
+
+ switch (codec) {
+ case VideoCodec::H264:
+ queryId = V4L2_CID_MPEG_VIDEO_H264_LEVEL;
+ break;
+#ifdef V4L2_CID_MPEG_VIDEO_VP9_LEVEL
+ case VideoCodec::VP9:
+ queryId = V4L2_CID_MPEG_VIDEO_VP9_LEVEL;
+ break;
+#endif
+ case VideoCodec::HEVC:
+ queryId = V4L2_CID_MPEG_VIDEO_HEVC_LEVEL;
+ break;
+ default:
+ return C2Config::LEVEL_UNUSED;
+ }
+
+ for (const auto& info : getDeviceInfosForType(Type::kDecoder)) {
+ scoped_refptr<V4L2Device> device = V4L2Device::create();
+ if (!device->openDevicePath(info.first, Type::kDecoder)) {
+ ALOGV("Failed opening %s", info.first.c_str());
+ continue;
+ }
+
+ v4l2_queryctrl queryCtrl = {};
+ queryCtrl.id = queryId;
+ if (device->ioctl(VIDIOC_QUERYCTRL, &queryCtrl) != 0) { // gets index of default profile
+ device->closeDevice();
+ continue;
}
+
+ v4l2_querymenu queryMenu = {};
+ queryMenu.id = queryCtrl.id;
+ queryMenu.index = queryCtrl.default_value;
+ if (device->ioctl(VIDIOC_QUERYMENU, &queryMenu) == 0) {
+ device->closeDevice();
+ return v4L2LevelToC2Level(codec, queryMenu.index);
+ }
+
+ device->closeDevice();
}
- return profiles;
+ return C2Config::LEVEL_UNUSED;
+}
+
+// static
+SupportedCapabilities V4L2Device::queryDecodingCapabilities(VideoCodec codec) {
+ SupportedCapabilities caps;
+ caps.codec = codec;
+ caps.supportedLevels = V4L2Device::getSupportedDecodeLevels(codec);
+ caps.defaultLevel = V4L2Device::getDefaultLevel(codec);
+ caps.supportedProfiles = V4L2Device::getSupportedProfiles(
+ V4L2Device::Type::kDecoder, {V4L2Device::videoCodecToPixFmt(codec)});
+ caps.defaultLevel = V4L2Device::getDefaultLevel(codec);
+
+ return caps;
+}
+
+// static
+SupportedCapabilities V4L2Device::queryEncodingCapabilities(VideoCodec codec) {
+ SupportedCapabilities caps;
+ caps.codec = codec;
+ caps.supportedProfiles = V4L2Device::getSupportedProfiles(
+ V4L2Device::Type::kEncoder, {V4L2Device::videoCodecToPixFmt(codec)});
+ return caps;
}
-V4L2Device::SupportedEncodeProfiles V4L2Device::enumerateSupportedEncodeProfiles() {
- SupportedEncodeProfiles profiles;
+std::vector<C2Config::level_t> V4L2Device::enumerateSupportedDecodeLevels(
+ VideoCodec videoCodecType) {
+ std::vector<C2Config::level_t> supportedLevels;
const auto& supportedPixelformats =
- enumerateSupportedPixelformats(V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+ enumerateSupportedPixelformats(V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
- for (const auto& pixelformat : supportedPixelformats) {
- SupportedEncodeProfile profile;
- profile.max_framerate_numerator = 30;
- profile.max_framerate_denominator = 1;
- ui::Size minResolution;
- getSupportedResolution(pixelformat, &minResolution, &profile.max_resolution);
+ for (uint32_t pixelFormat : supportedPixelformats) {
+ if (isValidPixFmtForCodec(videoCodecType, pixelFormat)) {
+ std::vector<C2Config::level_t> levels = queryC2Levels(pixelFormat);
+ supportedLevels.insert(supportedLevels.end(), levels.begin(), levels.end());
+ }
+ }
- const auto videoCodecProfiles = v4L2PixFmtToC2Profiles(pixelformat, true);
+ return supportedLevels;
+}
+
+SupportedProfiles V4L2Device::enumerateSupportedProfiles(
+ V4L2Device::Type type, const std::vector<uint32_t>& pixelFormats) {
+ SupportedProfiles profiles;
+
+ v4l2_buf_type bufType;
+ switch (type) {
+ case Type::kDecoder:
+ bufType = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
+ break;
+ case Type::kEncoder:
+ bufType = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+ break;
+ }
+
+ const auto& supportedPixelformats = enumerateSupportedPixelformats(bufType);
+
+ for (uint32_t pixelFormat : supportedPixelformats) {
+ if (std::find(pixelFormats.begin(), pixelFormats.end(), pixelFormat) == pixelFormats.end())
+ continue;
+
+ SupportedProfile profile;
+ if (type == Type::kEncoder) {
+ profile.max_framerate_numerator = 30;
+ profile.max_framerate_denominator = 1;
+ }
+
+ getSupportedResolution(pixelFormat, &profile.min_resolution, &profile.max_resolution);
+
+ const auto videoCodecProfiles = queryC2Profiles(pixelFormat);
for (const auto& videoCodecProfile : videoCodecProfiles) {
profile.profile = videoCodecProfile;
profiles.push_back(profile);
- ALOGV("Found encoder profile %s, max resolution: %s", profileToString(profile.profile),
+ ALOGV("Found profile %s, resolutions: %s %s", profileToString(profile.profile),
+ toString(profile.min_resolution).c_str(),
toString(profile.max_resolution).c_str());
}
}
@@ -1904,12 +2364,14 @@ V4L2Device::SupportedEncodeProfiles V4L2Device::enumerateSupportedEncodeProfiles
return profiles;
}
-bool V4L2Device::startPolling(android::V4L2DevicePoller::EventCallback eventCallback,
+bool V4L2Device::startPolling(scoped_refptr<base::SequencedTaskRunner> taskRunner,
+ android::V4L2DevicePoller::EventCallback eventCallback,
base::RepeatingClosure errorCallback) {
DCHECK_CALLED_ON_VALID_SEQUENCE(mClientSequenceChecker);
if (!mDevicePoller) {
- mDevicePoller = std::make_unique<android::V4L2DevicePoller>(this, "V4L2DeviceThreadPoller");
+ mDevicePoller = std::make_unique<android::V4L2DevicePoller>(this, "V4L2DeviceThreadPoller",
+ std::move(taskRunner));
}
bool ret = mDevicePoller->startPolling(std::move(eventCallback), std::move(errorCallback));
@@ -1994,70 +2456,59 @@ void V4L2Device::closeDevice() {
mDeviceFd.reset();
}
-void V4L2Device::enumerateDevicesForType(Type type) {
+// static
+const V4L2Device::DeviceInfos& V4L2Device::getDeviceInfosForType(V4L2Device::Type type) {
// video input/output devices are registered as /dev/videoX in V4L2.
- static const std::string kVideoDevicePattern = "/dev/video";
+ static constexpr const char* kVideoDevicePattern = "/dev/video";
+ static const DeviceInfos sNoDevices = {};
+ static std::mutex sDeviceInfosCacheLock;
+ static std::map<Type, DeviceInfos> sDeviceInfosCache;
+
+ std::lock_guard lock(sDeviceInfosCacheLock);
+ if (sDeviceInfosCache.find(type) != sDeviceInfosCache.end()) {
+ return sDeviceInfosCache[type];
+ }
- std::string devicePattern;
v4l2_buf_type bufType;
switch (type) {
case Type::kDecoder:
- devicePattern = kVideoDevicePattern;
bufType = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
break;
case Type::kEncoder:
- devicePattern = kVideoDevicePattern;
bufType = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
break;
default:
ALOGE("Only decoder and encoder types are supported!!");
- return;
+ return sNoDevices;
}
- std::vector<std::string> candidatePaths;
-
- // TODO(posciak): Remove this legacy unnumbered device once all platforms are updated to use
- // numbered devices.
- candidatePaths.push_back(devicePattern);
-
- // We are sandboxed, so we can't query directory contents to check which devices are actually
- // available. Try to open the first 16; if not present, we will just fail to open immediately.
- for (int i = 0; i < 16; ++i) {
- candidatePaths.push_back(base::StringPrintf("%s%d", devicePattern.c_str(), i));
- }
+ DeviceInfos deviceInfos;
+ for (int i = 0; i < 10; ++i) {
+ std::string path = base::StringPrintf("%s%d", kVideoDevicePattern, i);
- Devices devices;
- for (const auto& path : candidatePaths) {
- if (!openDevicePath(path, type)) {
+ scoped_refptr<V4L2Device> device = V4L2Device::create();
+ if (!device->openDevicePath(path, type)) {
continue;
}
- const auto& supportedPixelformats = enumerateSupportedPixelformats(bufType);
+ const auto& supportedPixelformats = device->enumerateSupportedPixelformats(bufType);
if (!supportedPixelformats.empty()) {
ALOGV("Found device: %s", path.c_str());
- devices.push_back(std::make_pair(path, supportedPixelformats));
+ deviceInfos.push_back(std::make_pair(path, supportedPixelformats));
}
- closeDevice();
+ device->closeDevice();
}
- ALOG_ASSERT(mDevicesByType.count(type) == 0u);
- mDevicesByType[type] = devices;
-}
-
-const V4L2Device::Devices& V4L2Device::getDevicesForType(Type type) {
- if (mDevicesByType.count(type) == 0) enumerateDevicesForType(type);
+ sDeviceInfosCache[type] = deviceInfos;
- ALOG_ASSERT(mDevicesByType.count(type) != 0u);
- return mDevicesByType[type];
+ return sDeviceInfosCache[type];
}
std::string V4L2Device::getDevicePathFor(Type type, uint32_t pixFmt) {
- const Devices& devices = getDevicesForType(type);
-
- for (const auto& device : devices) {
- if (std::find(device.second.begin(), device.second.end(), pixFmt) != device.second.end())
- return device.first;
+ for (const auto& info : getDeviceInfosForType(type)) {
+ if (std::find(info.second.begin(), info.second.end(), pixFmt) != info.second.end())
+ return info.first;
}
return std::string();
diff --git a/common/V4L2DevicePoller.cpp b/v4l2/V4L2DevicePoller.cpp
similarity index 64%
rename from common/V4L2DevicePoller.cpp
rename to v4l2/V4L2DevicePoller.cpp
index 5f2d0a5568d39a38b81b511133f0d379d22e8f6c..b4add7d4b8760d41ef51cfdd0d40e11341f53f7b 100644
--- a/common/V4L2DevicePoller.cpp
+++ b/v4l2/V4L2DevicePoller.cpp
@@ -3,7 +3,10 @@
// found in the LICENSE file.
// Note: ported from Chromium commit head: 22d34680c8ac
-#include <v4l2_codec2/common/V4L2DevicePoller.h>
+//#define LOG_NDEBUG 0
+#define LOG_TAG "V4L2DevicePoller"
+
+#include <v4l2_codec2/v4l2/V4L2DevicePoller.h>
#include <string>
@@ -12,15 +15,15 @@
#include <base/threading/thread_checker.h>
#include <log/log.h>
-#include <v4l2_codec2/common/V4L2Device.h>
+#include <v4l2_codec2/v4l2/V4L2Device.h>
namespace android {
-V4L2DevicePoller::V4L2DevicePoller(V4L2Device* const device, const std::string& threadName)
+V4L2DevicePoller::V4L2DevicePoller(V4L2Device* const device, const std::string& threadName,
+ scoped_refptr<base::SequencedTaskRunner> taskRunner)
: mDevice(device),
mPollThread(std::move(threadName)),
- mTriggerPoll(base::WaitableEvent::ResetPolicy::AUTOMATIC,
- base::WaitableEvent::InitialState::NOT_SIGNALED),
+ mClientTaskTunner(std::move(taskRunner)),
mStopPolling(false) {}
V4L2DevicePoller::~V4L2DevicePoller() {
@@ -31,11 +34,12 @@ V4L2DevicePoller::~V4L2DevicePoller() {
bool V4L2DevicePoller::startPolling(EventCallback eventCallback,
base::RepeatingClosure errorCallback) {
+ ALOG_ASSERT(mClientTaskTunner->RunsTasksInCurrentSequence());
+
if (isPolling()) return true;
ALOGV("Starting polling");
- mClientTaskTunner = base::SequencedTaskRunnerHandle::Get();
mErrorCallback = errorCallback;
if (!mPollThread.Start()) {
@@ -45,6 +49,7 @@ bool V4L2DevicePoller::startPolling(EventCallback eventCallback,
mEventCallback = std::move(eventCallback);
+ mPollBuffers.store(false);
mStopPolling.store(false);
mPollThread.task_runner()->PostTask(
FROM_HERE, base::BindOnce(&V4L2DevicePoller::devicePollTask, base::Unretained(this)));
@@ -65,8 +70,6 @@ bool V4L2DevicePoller::stopPolling() {
mStopPolling.store(true);
- mTriggerPoll.Signal();
-
if (!mDevice->setDevicePollInterrupt()) {
ALOGE("Failed to interrupt device poll.");
return false;
@@ -97,17 +100,21 @@ void V4L2DevicePoller::schedulePoll() {
// A call to DevicePollTask() will be posted when we actually start polling.
if (!isPolling()) return;
- ALOGV("Scheduling poll");
-
- mTriggerPoll.Signal();
+ if (!mPollBuffers.exchange(true)) {
+ // Call mDevice->setDevicePollInterrupt only if pollBuffers is not
+ // already pending.
+ ALOGV("Scheduling poll");
+ if (!mDevice->setDevicePollInterrupt()) {
+ ALOGE("Failed to clear interrupting device poll.");
+ }
+ }
}
void V4L2DevicePoller::devicePollTask() {
- ALOG_ASSERT(mClientTaskTunner->RunsTasksInCurrentSequence());
+ ALOG_ASSERT(mPollThread.task_runner()->RunsTasksInCurrentSequence());
while (true) {
ALOGV("Waiting for poll to be scheduled.");
- mTriggerPoll.Wait();
if (mStopPolling) {
ALOGV("Poll stopped, exiting.");
@@ -115,15 +122,31 @@ void V4L2DevicePoller::devicePollTask() {
}
bool event_pending = false;
+ bool buffers_pending = false;
+
ALOGV("Polling device.");
- if (!mDevice->poll(true, &event_pending)) {
+ bool poll_buffers = mPollBuffers.exchange(false);
+ if (!mDevice->poll(true, poll_buffers, &event_pending, &buffers_pending)) {
ALOGE("An error occurred while polling, calling error callback");
mClientTaskTunner->PostTask(FROM_HERE, mErrorCallback);
return;
}
- ALOGV("Poll returned, calling event callback.");
- mClientTaskTunner->PostTask(FROM_HERE, base::Bind(mEventCallback, event_pending));
+ if (poll_buffers && !buffers_pending) {
+ // If buffer polling was requested but the buffers are not pending,
+ // then set to poll buffers again in the next iteration.
+ mPollBuffers.exchange(true);
+ }
+
+ if (!mDevice->clearDevicePollInterrupt()) {
+ ALOGE("Failed to clear interrupting device poll.");
+ }
+
+ if (buffers_pending || event_pending) {
+ ALOGV("Poll returned, calling event callback. event_pending=%d buffers_pending=%d",
+ event_pending, buffers_pending);
+ mClientTaskTunner->PostTask(FROM_HERE, base::Bind(mEventCallback, event_pending));
+ }
}
}
diff --git a/v4l2/V4L2EncodeComponent.cpp b/v4l2/V4L2EncodeComponent.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..6d8f037bb84f3d8a057945d9a62a3f6ee82dd7da
--- /dev/null
+++ b/v4l2/V4L2EncodeComponent.cpp
@@ -0,0 +1,123 @@
+// Copyright 2023 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "V4L2EncodeComponent"
+
+#include <v4l2_codec2/v4l2/V4L2EncodeComponent.h>
+
+#include <base/bind_helpers.h>
+
+#include <cutils/properties.h>
+
+#include <v4l2_codec2/components/BitstreamBuffer.h>
+#include <v4l2_codec2/components/EncodeInterface.h>
+#include <v4l2_codec2/v4l2/V4L2Encoder.h>
+
+namespace android {
+
+namespace {
+
+// Check whether the specified |profile| is an H.264 profile.
+bool IsH264Profile(C2Config::profile_t profile) {
+ return (profile >= C2Config::PROFILE_AVC_BASELINE &&
+ profile <= C2Config::PROFILE_AVC_ENHANCED_MULTIVIEW_DEPTH_HIGH);
+}
+} // namespace
+
+// static
+std::atomic<int32_t> V4L2EncodeComponent::sConcurrentInstances = 0;
+
+// static
+std::shared_ptr<C2Component> V4L2EncodeComponent::create(
+ C2String name, c2_node_id_t id, std::shared_ptr<EncodeInterface> intfImpl,
+ C2ComponentFactory::ComponentDeleter deleter) {
+ ALOGV("%s(%s)", __func__, name.c_str());
+
+ static const int32_t kMaxConcurrentInstances =
+ property_get_int32("ro.vendor.v4l2_codec2.encode_concurrent_instances", -1);
+
+ static std::mutex mutex;
+ std::lock_guard<std::mutex> lock(mutex);
+ if (kMaxConcurrentInstances >= 0 && sConcurrentInstances.load() >= kMaxConcurrentInstances) {
+ ALOGW("Cannot create additional encoder, maximum number of instances reached: %d",
+ kMaxConcurrentInstances);
+ return nullptr;
+ }
+
+ return std::shared_ptr<C2Component>(new V4L2EncodeComponent(name, id, std::move(intfImpl)),
+ deleter);
+}
+
+V4L2EncodeComponent::V4L2EncodeComponent(C2String name, c2_node_id_t id,
+ std::shared_ptr<EncodeInterface> interface)
+ : EncodeComponent(name, id, interface) {
+ ALOGV("%s():", __func__);
+ sConcurrentInstances.fetch_add(1, std::memory_order_relaxed);
+}
+
+V4L2EncodeComponent::~V4L2EncodeComponent() {
+ ALOGV("%s():", __func__);
+ sConcurrentInstances.fetch_sub(1, std::memory_order_relaxed);
+}
+
+bool V4L2EncodeComponent::initializeEncoder() {
+ ALOGV("%s()", __func__);
+ ALOG_ASSERT(mEncoderTaskRunner->RunsTasksInCurrentSequence());
+ ALOG_ASSERT(!mInputFormatConverter);
+ ALOG_ASSERT(!mEncoder);
+
+ mLastFrameTime = std::nullopt;
+
+ // Get the requested profile and level.
+ C2Config::profile_t outputProfile = mInterface->getOutputProfile();
+
+ // CSD only needs to be extracted when using an H.264 profile.
+ mExtractCSD = IsH264Profile(outputProfile);
+
+ std::optional<uint8_t> h264Level;
+ if (IsH264Profile(outputProfile)) {
+ h264Level = c2LevelToV4L2Level(mInterface->getOutputLevel());
+ }
+
+ // Get the stride used by the C2 framework, as this might be different from the stride used by
+ // the V4L2 encoder.
+ std::optional<uint32_t> stride =
+ getVideoFrameStride(VideoEncoder::kInputPixelFormat, mInterface->getInputVisibleSize());
+ if (!stride) {
+ ALOGE("Failed to get video frame stride");
+ reportError(C2_CORRUPTED);
+ return false;
+ }
+
+ // Get the requested bitrate mode and bitrate. The C2 framework doesn't offer a parameter to
+ // configure the peak bitrate, so we use a multiple of the target bitrate.
+ mBitrateMode = mInterface->getBitrateMode();
+ if (property_get_bool("persist.vendor.v4l2_codec2.disable_vbr", false)) {
+ // NOTE: This is a workaround for b/235771157.
+ ALOGW("VBR is disabled on this device");
+ mBitrateMode = C2Config::BITRATE_CONST;
+ }
+
+ mBitrate = mInterface->getBitrate();
+
+ mEncoder = V4L2Encoder::create(
+ outputProfile, h264Level, mInterface->getInputVisibleSize(), *stride,
+ mInterface->getKeyFramePeriod(), mBitrateMode, mBitrate,
+ mBitrate * VideoEncoder::kPeakBitrateMultiplier,
+ ::base::BindRepeating(&V4L2EncodeComponent::fetchOutputBlock, mWeakThis),
+ ::base::BindRepeating(&V4L2EncodeComponent::onInputBufferDone, mWeakThis),
+ ::base::BindRepeating(&V4L2EncodeComponent::onOutputBufferDone, mWeakThis),
+ ::base::BindRepeating(&V4L2EncodeComponent::onDrainDone, mWeakThis),
+ ::base::BindRepeating(&V4L2EncodeComponent::reportError, mWeakThis, C2_CORRUPTED),
+ mEncoderTaskRunner);
+ if (!mEncoder) {
+ ALOGE("Failed to create V4L2Encoder (profile: %s)", profileToString(outputProfile));
+ return false;
+ }
+
+ return true;
+}
+
+} // namespace android
\ No newline at end of file
diff --git a/components/V4L2Encoder.cpp b/v4l2/V4L2Encoder.cpp
similarity index 94%
rename from components/V4L2Encoder.cpp
rename to v4l2/V4L2Encoder.cpp
index cd20cb5afd4b17ef9f6c62a3bc7b9a4b5384d384..730827cf097c3ee26db68204f0368f043d17c17c 100644
--- a/components/V4L2Encoder.cpp
+++ b/v4l2/V4L2Encoder.cpp
@@ -5,7 +5,7 @@
//#define LOG_NDEBUG 0
#define LOG_TAG "V4L2Encoder"
-#include <v4l2_codec2/components/V4L2Encoder.h>
+#include <v4l2_codec2/v4l2/V4L2Encoder.h>
#include <stdint.h>
#include <optional>
@@ -19,15 +19,13 @@
#include <v4l2_codec2/common/EncodeHelpers.h>
#include <v4l2_codec2/common/Fourcc.h>
-#include <v4l2_codec2/common/V4L2Device.h>
#include <v4l2_codec2/components/BitstreamBuffer.h>
+#include <v4l2_codec2/v4l2/V4L2Device.h>
namespace android {
namespace {
-const VideoPixelFormat kInputPixelFormat = VideoPixelFormat::NV12;
-
// The maximum size for output buffer, which is chosen empirically for a 1080p video.
constexpr size_t kMaxBitstreamBufferSizeInBytes = 2 * 1024 * 1024; // 2MB
// The frame size for 1080p (FHD) video in pixels.
@@ -181,6 +179,11 @@ bool V4L2Encoder::setFramerate(uint32_t framerate) {
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
+ if (framerate == 0) {
+ ALOGE("Requesting invalid framerate 0");
+ return false;
+ }
+
struct v4l2_streamparm parms;
memset(&parms, 0, sizeof(v4l2_streamparm));
parms.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
@@ -218,7 +221,7 @@ bool V4L2Encoder::initialize(C2Config::profile_t outputProfile, std::optional<ui
// Open the V4L2 device for encoding to the requested output format.
// TODO(dstaessens): Avoid conversion to VideoCodecProfile and use C2Config::profile_t directly.
- uint32_t outputPixelFormat = V4L2Device::C2ProfileToV4L2PixFmt(outputProfile, false);
+ uint32_t outputPixelFormat = V4L2Device::c2ProfileToV4L2PixFmt(outputProfile, false);
if (!outputPixelFormat) {
ALOGE("Invalid output profile %s", profileToString(outputProfile));
return false;
@@ -570,7 +573,7 @@ bool V4L2Encoder::configureOutputFormat(C2Config::profile_t outputProfile) {
ALOG_ASSERT(!mOutputQueue->isStreaming());
ALOG_ASSERT(!isEmpty(mVisibleSize));
- auto format = mOutputQueue->setFormat(V4L2Device::C2ProfileToV4L2PixFmt(outputProfile, false),
+ auto format = mOutputQueue->setFormat(V4L2Device::c2ProfileToV4L2PixFmt(outputProfile, false),
mVisibleSize, GetMaxOutputBufferSize(mVisibleSize));
if (!format) {
ALOGE("Failed to set output format to %s", profileToString(outputProfile));
@@ -631,6 +634,18 @@ bool V4L2Encoder::configureH264(C2Config::profile_t outputProfile,
ALOGV("Device doesn't support prepending SPS and PPS to IDR, injecting manually.");
}
+ // Set the H.264 profile.
+ const int32_t profile = V4L2Device::c2ProfileToV4L2H264Profile(outputProfile);
+ if (profile < 0) {
+ ALOGE("Trying to set invalid H.264 profile");
+ return false;
+ }
+ if (!mDevice->setExtCtrls(V4L2_CTRL_CLASS_MPEG,
+ {V4L2ExtCtrl(V4L2_CID_MPEG_VIDEO_H264_PROFILE, profile)})) {
+ ALOGE("Failed setting H.264 profile to %u", outputProfile);
+ return false;
+ }
+
std::vector<V4L2ExtCtrl> h264Ctrls;
// No B-frames, for lowest decoding latency.
@@ -638,14 +653,6 @@ bool V4L2Encoder::configureH264(C2Config::profile_t outputProfile,
// Quantization parameter maximum value (for variable bitrate control).
h264Ctrls.emplace_back(V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 51);
- // Set H.264 profile.
- int32_t profile = V4L2Device::c2ProfileToV4L2H264Profile(outputProfile);
- if (profile < 0) {
- ALOGE("Trying to set invalid H.264 profile");
- return false;
- }
- h264Ctrls.emplace_back(V4L2_CID_MPEG_VIDEO_H264_PROFILE, profile);
-
// Set H.264 output level. Use Level 4.0 as fallback default.
int32_t h264Level =
static_cast<int32_t>(outputH264Level.value_or(V4L2_MPEG_VIDEO_H264_LEVEL_4_0));
@@ -666,7 +673,7 @@ bool V4L2Encoder::configureBitrateMode(C2Config::bitrate_mode_t bitrateMode) {
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
v4l2_mpeg_video_bitrate_mode v4l2BitrateMode =
- V4L2Device::C2BitrateModeToV4L2BitrateMode(bitrateMode);
+ V4L2Device::c2BitrateModeToV4L2BitrateMode(bitrateMode);
if (!mDevice->setExtCtrls(V4L2_CTRL_CLASS_MPEG,
{V4L2ExtCtrl(V4L2_CID_MPEG_VIDEO_BITRATE_MODE, v4l2BitrateMode)})) {
// TODO(b/190336806): Our stack doesn't support bitrate mode changes yet. We default to CBR
@@ -680,7 +687,8 @@ bool V4L2Encoder::startDevicePoll() {
ALOGV("%s()", __func__);
ALOG_ASSERT(mTaskRunner->RunsTasksInCurrentSequence());
- if (!mDevice->startPolling(::base::BindRepeating(&V4L2Encoder::serviceDeviceTask, mWeakThis),
+ if (!mDevice->startPolling(mTaskRunner,
+ ::base::BindRepeating(&V4L2Encoder::serviceDeviceTask, mWeakThis),
::base::BindRepeating(&V4L2Encoder::onPollError, mWeakThis))) {
ALOGE("Device poll thread failed to start");
onError();
@@ -741,7 +749,7 @@ bool V4L2Encoder::enqueueInputBuffer(std::unique_ptr<InputFrame> frame) {
ALOG_ASSERT(mInputLayout->mPlanes.size() == frame->planes().size());
auto format = frame->pixelFormat();
- auto planes = frame->planes();
+ auto& planes = frame->planes();
auto index = frame->index();
auto timestamp = frame->timestamp();
@@ -759,28 +767,43 @@ bool V4L2Encoder::enqueueInputBuffer(std::unique_ptr<InputFrame> frame) {
.tv_usec = static_cast<time_t>(timestamp % ::base::Time::kMicrosecondsPerSecond)});
size_t bufferId = buffer->bufferId();
- for (size_t i = 0; i < planes.size(); ++i) {
- // Single-buffer input format may have multiple color planes, so bytesUsed of the single
- // buffer should be sum of each color planes' size.
- size_t bytesUsed = 0;
- if (planes.size() == 1) {
- bytesUsed = allocationSize(format, mInputLayout->mCodedSize);
- } else {
- bytesUsed = ::base::checked_cast<size_t>(
+ std::vector<int> fds = frame->fds();
+ if (mInputLayout->mMultiPlanar) {
+ // If the input format is multi-planar, then we need to submit one memory plane per color
+ // plane of our input frames.
+ for (size_t i = 0; i < planes.size(); ++i) {
+ size_t bytesUsed = ::base::checked_cast<size_t>(
getArea(planeSize(format, i, mInputLayout->mCodedSize)).value());
+
+ // TODO(crbug.com/901264): The way to pass an offset within a DMA-buf is not defined
+ // in V4L2 specification, so we abuse data_offset for now. Fix it when we have the
+ // right interface, including any necessary validation and potential alignment.
+ buffer->setPlaneDataOffset(i, planes[i].mOffset);
+ bytesUsed += planes[i].mOffset;
+ // Workaround: filling length should not be needed. This is a bug of videobuf2 library.
+ buffer->setPlaneSize(i, mInputLayout->mPlanes[i].mSize + planes[i].mOffset);
+ buffer->setPlaneBytesUsed(i, bytesUsed);
}
+ } else {
+ ALOG_ASSERT(!planes.empty());
+ // If the input format is single-planar, then we only submit one buffer which contains
+ // all the color planes.
+ size_t bytesUsed = allocationSize(format, mInputLayout->mCodedSize);
// TODO(crbug.com/901264): The way to pass an offset within a DMA-buf is not defined
// in V4L2 specification, so we abuse data_offset for now. Fix it when we have the
// right interface, including any necessary validation and potential alignment.
- buffer->setPlaneDataOffset(i, planes[i].mOffset);
- bytesUsed += planes[i].mOffset;
+ buffer->setPlaneDataOffset(0, planes[0].mOffset);
+ bytesUsed += planes[0].mOffset;
// Workaround: filling length should not be needed. This is a bug of videobuf2 library.
- buffer->setPlaneSize(i, mInputLayout->mPlanes[i].mSize + planes[i].mOffset);
- buffer->setPlaneBytesUsed(i, bytesUsed);
+ buffer->setPlaneSize(0, bytesUsed);
+ buffer->setPlaneBytesUsed(0, bytesUsed);
+ // We only have one memory plane so we shall submit only one FD. The others are duplicates
+ // of the first one anyway.
+ fds.resize(1);
}
- if (!std::move(*buffer).queueDMABuf(frame->fds())) {
+ if (!std::move(*buffer).queueDMABuf(fds)) {
ALOGE("Failed to queue input buffer using QueueDMABuf");
onError();
return false;
diff --git a/common/include/v4l2_codec2/common/V4L2ComponentCommon.h b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentCommon.h
similarity index 61%
rename from common/include/v4l2_codec2/common/V4L2ComponentCommon.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2ComponentCommon.h
index a5fbdaf23d9f200f2444765fe8c1f1d568fbe336..7a9e36a16c9e2bb2f16e5cf6b1ee1615ad1c7a13 100644
--- a/common/include/v4l2_codec2/common/V4L2ComponentCommon.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentCommon.h
@@ -2,9 +2,11 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMMON_V4L2_COMPONENT_COMMON_H
-#define ANDROID_V4L2_CODEC2_COMMON_V4L2_COMPONENT_COMMON_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_COMMON_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_COMMON_H
+#include <v4l2_codec2/common/VideoTypes.h>
+#include <optional>
#include <string>
namespace android {
@@ -25,13 +27,20 @@ struct V4L2ComponentName {
static const std::string kHEVCSecureDecoder;
// Return true if |name| is a valid component name.
- static bool isValid(const char* name);
+ static bool isValid(const std::string& name);
// Return true if |name| is a encoder name.
// Note that |name| should be a valid component name.
- static bool isEncoder(const char* name);
+ static bool isEncoder(const std::string& name);
+
+ // Return true if |name| is a decoder name.
+ // Note that |name| should be a valid component name.
+ static bool isDecoder(const std::string& name);
+
+ // Returns VideoCodec for |name| component
+ static std::optional<VideoCodec> getCodec(const std::string& name);
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMMON_V4L2_COMPONENT_COMMON_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_COMMON_H
diff --git a/components/include/v4l2_codec2/components/V4L2ComponentFactory.h b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentFactory.h
similarity index 71%
rename from components/include/v4l2_codec2/components/V4L2ComponentFactory.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2ComponentFactory.h
index fc6abea15c86c5cdd4998d1511ae9bba098be471..2c256289e84e864f92c74531d5dd584269ed7df3 100644
--- a/components/include/v4l2_codec2/components/V4L2ComponentFactory.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentFactory.h
@@ -2,17 +2,22 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_FACTORY_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_FACTORY_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_FACTORY_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_FACTORY_H
#include <memory>
#include <string>
#include <C2ComponentFactory.h>
#include <util/C2InterfaceHelper.h>
+#include <v4l2_codec2/common/Common.h>
namespace android {
+struct SupportedCapabilities;
+class DecodeInterface;
+class EncodeInterface;
+
class V4L2ComponentFactory : public C2ComponentFactory {
public:
static std::unique_ptr<V4L2ComponentFactory> create(
@@ -29,11 +34,15 @@ public:
InterfaceDeleter deleter) override;
private:
+ c2_status_t createEncodeInterface(std::shared_ptr<EncodeInterface>* intfImpl);
+ c2_status_t createDecodeInterface(std::shared_ptr<DecodeInterface>* intfImpl);
+
const std::string mComponentName;
const bool mIsEncoder;
std::shared_ptr<C2ReflectorHelper> mReflector;
+ std::unique_ptr<SupportedCapabilities> mCapabilites;
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_COMPONENT_FACTORY_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_FACTORY_H
diff --git a/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentStore.h b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentStore.h
new file mode 100644
index 0000000000000000000000000000000000000000..4033b791e82eb2e3cdf62966635eba6d4d523473
--- /dev/null
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2ComponentStore.h
@@ -0,0 +1,18 @@
+// Copyright 2020 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_STORE_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_STORE_H
+
+#include <C2Component.h>
+
+namespace android {
+
+struct V4L2ComponentStore {
+ static std::shared_ptr<C2ComponentStore> Create();
+};
+
+} // namespace android
+
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_COMPONENT_STORE_H
diff --git a/v4l2/include/v4l2_codec2/v4l2/V4L2DecodeComponent.h b/v4l2/include/v4l2_codec2/v4l2/V4L2DecodeComponent.h
new file mode 100644
index 0000000000000000000000000000000000000000..dbb607f60e79b7294fab285c87dd6914d3efdb07
--- /dev/null
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2DecodeComponent.h
@@ -0,0 +1,28 @@
+
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODE_COMPONENT_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODE_COMPONENT_H
+
+#include <v4l2_codec2/components/DecodeComponent.h>
+
+namespace android {
+class V4L2DecodeComponent : public DecodeComponent {
+public:
+ static std::shared_ptr<C2Component> create(const std::string& name, c2_node_id_t id,
+ std::shared_ptr<DecodeInterface> intfImpl,
+ C2ComponentFactory::ComponentDeleter deleter);
+
+ V4L2DecodeComponent(uint32_t debugStreamId, const std::string& name, c2_node_id_t id,
+ std::shared_ptr<DecodeInterface> intfImpl);
+
+ ~V4L2DecodeComponent() override;
+
+ void startTask(c2_status_t* status, ::base::WaitableEvent* done) override;
+
+private:
+ static std::atomic<int32_t> sConcurrentInstances;
+ static std::atomic<uint32_t> sNextDebugStreamId;
+};
+
+}; // namespace android
+
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODE_COMPONENT_H
\ No newline at end of file
diff --git a/components/include/v4l2_codec2/components/V4L2Decoder.h b/v4l2/include/v4l2_codec2/v4l2/V4L2Decoder.h
similarity index 53%
rename from components/include/v4l2_codec2/components/V4L2Decoder.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2Decoder.h
index 2ecb3bdc8deb536c297f6043107bb77eac03bf9a..e569c1c5d37b5ded75f987f4bcef1957fb6ecaf6 100644
--- a/components/include/v4l2_codec2/components/V4L2Decoder.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2Decoder.h
@@ -2,33 +2,45 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODER_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODER_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODER_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODER_H
#include <stdint.h>
+#include <cstdint>
#include <memory>
#include <optional>
+#include <utility>
#include <base/callback.h>
#include <base/memory/weak_ptr.h>
+#include <ui/GraphicBuffer.h>
#include <ui/Rect.h>
#include <ui/Size.h>
-#include <v4l2_codec2/common/V4L2Device.h>
+#include <v4l2_codec2/common/Fourcc.h>
#include <v4l2_codec2/common/VideoTypes.h>
#include <v4l2_codec2/components/VideoDecoder.h>
#include <v4l2_codec2/components/VideoFrame.h>
#include <v4l2_codec2/components/VideoFramePool.h>
+#include <v4l2_codec2/plugin_store/DmabufHelpers.h>
+#include <v4l2_codec2/v4l2/V4L2Device.h>
namespace android {
+// Currently we only support flexible pixel 420 format YCBCR_420_888 in Android.
+// Here is the list of flexible 420 format.
+constexpr std::initializer_list<uint32_t> kSupportedOutputFourccs = {
+ Fourcc::YU12, Fourcc::YV12, Fourcc::YM12, Fourcc::YM21,
+ Fourcc::NV12, Fourcc::NV21, Fourcc::NM12, Fourcc::NM21,
+};
+
class V4L2Decoder : public VideoDecoder {
public:
static std::unique_ptr<VideoDecoder> Create(
- const VideoCodec& codec, const size_t inputBufferSize, const size_t minNumOutputBuffers,
- GetPoolCB getPoolCB, OutputCB outputCb, ErrorCB errorCb,
- scoped_refptr<::base::SequencedTaskRunner> taskRunner);
+ uint32_t debugStreamId, const VideoCodec& codec, const size_t inputBufferSize,
+ const size_t minNumOutputBuffers, GetPoolCB getPoolCB, OutputCB outputCb,
+ ErrorCB errorCb, scoped_refptr<::base::SequencedTaskRunner> taskRunner, bool isSecure);
~V4L2Decoder() override;
void decode(std::unique_ptr<ConstBitstreamBuffer> buffer, DecodeCB decodeCb) override;
@@ -36,6 +48,8 @@ public:
void flush() override;
private:
+ static constexpr size_t kNumInputBuffers = 16;
+
enum class State {
Idle, // Not received any decode buffer after initialized, flushed, or drained.
Decoding,
@@ -54,11 +68,20 @@ private:
DecodeCB decodeCb;
};
- V4L2Decoder(scoped_refptr<::base::SequencedTaskRunner> taskRunner);
+ V4L2Decoder(uint32_t debugStreamId, scoped_refptr<::base::SequencedTaskRunner> taskRunner);
bool start(const VideoCodec& codec, const size_t inputBufferSize,
const size_t minNumOutputBuffers, GetPoolCB getPoolCb, OutputCB outputCb,
- ErrorCB errorCb);
+ ErrorCB errorCb, bool isSecure);
bool setupInputFormat(const uint32_t inputPixelFormat, const size_t inputBufferSize);
+
+ // Sets minimal resolution and allocates minimal amount of output buffers for
+ // drain done signaling.
+ bool setupInitialOutput();
+ // Find the first output format and sets output to its minimal resolution.
+ bool setupMinimalOutputFormat();
+ // Allocates the at least |minOutputBuffersCount| of output buffers using set format
+ bool startOutputQueue(size_t minOutputBuffersCount, enum v4l2_memory memory);
+
void pumpDecodeRequest();
void serviceDeviceTask(bool event);
@@ -77,14 +100,34 @@ private:
void setState(State newState);
void onError();
+ uint32_t mDebugStreamId;
+
std::unique_ptr<VideoFramePool> mVideoFramePool;
scoped_refptr<V4L2Device> mDevice;
scoped_refptr<V4L2Queue> mInputQueue;
scoped_refptr<V4L2Queue> mOutputQueue;
+ // Contains the initial EOS buffer, until DRC event is dequeued.
+ sp<GraphicBuffer> mInitialEosBuffer;
+
std::queue<DecodeRequest> mDecodeRequests;
std::map<int32_t, DecodeCB> mPendingDecodeCbs;
+ // Marks that we need to wait for DRC before drain can complete.
+ bool mPendingDRC = false;
+ // Holds information about secure playback, which won't allow decoder to
+ // access frames in order to provide extra meta information (like checking
+ // for pending DRC).
+ bool mIsSecure;
+ VideoCodec mCodec;
+
+ // Tracks the last DMA buffer ID which was used for a given V4L2 input
+ // buffer ID. Used to try to avoid re-importing buffers.
+ unique_id_t mLastDmaBufferId[kNumInputBuffers];
+
+ // The next input buffer ID to allocate. Note that since we don't un-allocate
+ // ids, all entries less than this in mLastDmaBufferId are valid.
+ size_t mNextInputBufferId = 0;
size_t mMinNumOutputBuffers = 0;
GetPoolCB mGetPoolCb;
@@ -95,8 +138,15 @@ private:
ui::Size mCodedSize;
Rect mVisibleRect;
+ // Currently enqueued frame at the deocder device, mapped using V4L2 buffer ID.
std::map<size_t, std::unique_ptr<VideoFrame>> mFrameAtDevice;
+ // A queue of previously enqueued frames, that were returned during flush
+ // (STREAMOFF). Those frames will be reused as soon as `tryFetchVideoFrame`
+ // is called. This is a workaround for b/297228544 and helps with general
+ // responsiveness of the video playback due to b/270003218.
+ std::queue<std::pair<size_t, std::unique_ptr<VideoFrame>>> mReuseFrameQueue;
+
// Block IDs can be arbitrarily large, but we only have a limited number of
// buffers. This maintains an association between a block ID and a specific
// V4L2 buffer index.
@@ -112,4 +162,4 @@ private:
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_DECODER_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_DECODER_H
diff --git a/common/include/v4l2_codec2/common/V4L2Device.h b/v4l2/include/v4l2_codec2/v4l2/V4L2Device.h
similarity index 84%
rename from common/include/v4l2_codec2/common/V4L2Device.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2Device.h
index 9824221b67e352677f839778e2eb5130608ecab1..29d4a2ee840c7c58867030ddbf6105443153d2c9 100644
--- a/common/include/v4l2_codec2/common/V4L2Device.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2Device.h
@@ -6,13 +6,14 @@
// delegate/pass the device specific handling of any of the functionalities.
// Note: ported from Chromium commit head: 2f13d62f0c0d, but some parts have been removed.
-#ifndef ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_H
-#define ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_H
#include <linux/videodev2.h>
#include <stddef.h>
#include <stdint.h>
+#include <cstdint>
#include <optional>
#include <vector>
@@ -23,8 +24,28 @@
#include <ui/Size.h>
#include <v4l2_codec2/common/Common.h>
-#include <v4l2_codec2/common/V4L2DevicePoller.h>
#include <v4l2_codec2/common/VideoTypes.h>
+#include <v4l2_codec2/v4l2/V4L2DevicePoller.h>
+
+// VP8 parsed frames
+#ifndef V4L2_PIX_FMT_VP8_FRAME
+#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F')
+#endif
+
+// VP9 parsed frames
+#ifndef V4L2_PIX_FMT_VP9_FRAME
+#define V4L2_PIX_FMT_VP9_FRAME v4l2_fourcc('V', 'P', '9', 'F')
+#endif
+
+// H264 parsed slices
+#ifndef V4L2_PIX_FMT_H264_SLICE
+#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4')
+#endif
+
+// HEVC parsed slices
+#ifndef V4L2_PIX_FMT_HEVC_SLICE
+#define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5')
+#endif
namespace android {
@@ -40,6 +61,8 @@ struct V4L2ExtCtrl {
struct v4l2_ext_control ctrl;
};
+bool isValidPixFmtForCodec(VideoCodec codec, uint32_t pixFmt);
+
// A unique reference to a buffer for clients to prepare and submit.
//
// Clients can prepare a buffer for queuing using the methods of this class, and then either queue
@@ -287,6 +310,8 @@ private:
// Called when clients request a buffer to be queued.
bool queueBuffer(struct v4l2_buffer* v4l2Buffer);
+ void reportTraceMetrics();
+
const enum v4l2_buf_type mType;
enum v4l2_memory mMemory = V4L2_MEMORY_MMAP;
bool mIsStreaming = false;
@@ -319,38 +344,19 @@ private:
class V4L2Device : public ::base::RefCountedThreadSafe<V4L2Device> {
public:
- // Specification of an encoding profile supported by an encoder.
- struct SupportedEncodeProfile {
- C2Config::profile_t profile = C2Config::PROFILE_UNUSED;
- ui::Size min_resolution;
- ui::Size max_resolution;
- uint32_t max_framerate_numerator = 0;
- uint32_t max_framerate_denominator = 0;
- };
- using SupportedEncodeProfiles = std::vector<SupportedEncodeProfile>;
-
- // Specification of a decoding profile supported by an decoder.
- // |max_resolution| and |min_resolution| are inclusive.
- struct SupportedDecodeProfile {
- C2Config::profile_t profile = C2Config::PROFILE_UNUSED;
- ui::Size max_resolution;
- ui::Size min_resolution;
- bool encrypted_only = false;
- };
- using SupportedDecodeProfiles = std::vector<SupportedDecodeProfile>;
-
// Utility format conversion functions
// If there is no corresponding single- or multi-planar format, returns 0.
- static uint32_t C2ProfileToV4L2PixFmt(C2Config::profile_t profile, bool sliceBased);
+ static uint32_t c2ProfileToV4L2PixFmt(C2Config::profile_t profile, bool sliceBased);
+ static C2Config::level_t v4L2LevelToC2Level(VideoCodec codec, uint32_t level);
static C2Config::profile_t v4L2ProfileToC2Profile(VideoCodec codec, uint32_t profile);
- std::vector<C2Config::profile_t> v4L2PixFmtToC2Profiles(uint32_t pixFmt, bool isEncoder);
+ static uint32_t videoCodecToPixFmt(VideoCodec codec);
// Calculates the largest plane's allocation size requested by a V4L2 device.
static ui::Size allocatedSizeFromV4L2Format(const struct v4l2_format& format);
// Convert required H264 profile and level to V4L2 enums.
static int32_t c2ProfileToV4L2H264Profile(C2Config::profile_t profile);
static int32_t h264LevelIdcToV4L2H264Level(uint8_t levelIdc);
- static v4l2_mpeg_video_bitrate_mode C2BitrateModeToV4L2BitrateMode(
+ static v4l2_mpeg_video_bitrate_mode c2BitrateModeToV4L2BitrateMode(
C2Config::bitrate_mode_t bitrateMode);
// Converts v4l2_memory to a string.
@@ -359,6 +365,11 @@ public:
// Returns the printable name of a v4l2_buf_type.
static const char* v4L2BufferTypeToString(const enum v4l2_buf_type bufType);
+ // Converts v4l2_buf_type to a string, used for tracing.
+ static std::string v4L2BufferTypeToATraceLabel(uint32_t debugStreamId,
+ const enum v4l2_buf_type type,
+ const char* label);
+
// Composes human readable string of v4l2_format.
static std::string v4L2FormatToString(const struct v4l2_format& format);
@@ -374,9 +385,28 @@ public:
enum class Type { kDecoder, kEncoder };
+ // Gets supported coding formats for |type| device and |pixelFormats|
+ static SupportedProfiles getSupportedProfiles(Type type,
+ const std::vector<uint32_t>& pixelFormats);
+
+ // Gets supported levels for all decoder devices
+ static std::vector<C2Config::level_t> getSupportedDecodeLevels(VideoCodec videoCodecType);
+
+ // Get first current profile for any device
+ static C2Config::profile_t getDefaultProfile(VideoCodec codec);
+
+ // Gets first current profile for any device
+ static C2Config::level_t getDefaultLevel(VideoCodec codec);
+
+ // Gets all capabilites of the decoder devices.
+ static SupportedCapabilities queryDecodingCapabilities(VideoCodec codec);
+
+ // Gets all capabilites of the encoder devices.
+ static SupportedCapabilities queryEncodingCapabilities(VideoCodec codec);
+
// Create and initialize an appropriate V4L2Device instance for the current platform, or return
// nullptr if not available.
- static scoped_refptr<V4L2Device> create();
+ static scoped_refptr<V4L2Device> create(uint32_t debugStreamId = -1);
// Open a V4L2 device of |type| for use with |v4l2PixFmt|. Return true on success. The device
// will be closed in the destructor.
@@ -391,11 +421,12 @@ public:
// This method sleeps until either:
// - SetDevicePollInterrupt() is called (on another thread),
- // - |pollDevice| is true, and there is new data to be read from the device,
- // or an event from the device has arrived; in the latter case
- // |*eventPending| will be set to true.
+ // - |pollDevice| is true, and there is new event from the device has arrived;
+ // in this case |*eventPending| will be set to true.
+ // - |pollBuffers| is true and |pollDevice| is true and there is new data to
+ // be read from the device; in this case |*buffersPending| will be set to true.
// Returns false on error, true otherwise. This method should be called from a separate thread.
- bool poll(bool pollDevice, bool* eventPending);
+ bool poll(bool pollDevice, bool pollBuffers, bool* eventPending, bool* buffersPending);
// These methods are used to interrupt the thread sleeping on poll() and force it to return
// regardless of device state, which is usually when the client is no longer interested in what
@@ -426,21 +457,24 @@ public:
void getSupportedResolution(uint32_t pixelFormat, ui::Size* minResolution,
ui::Size* maxResolution);
- std::vector<uint32_t> enumerateSupportedPixelformats(v4l2_buf_type bufType);
+ // Queries supported levels for |pixFmt| pixel format
+ std::vector<C2Config::level_t> queryC2Levels(uint32_t pixFmt);
+
+ // Queries supported profiles for |pixFmt| pixel format
+ std::vector<C2Config::profile_t> queryC2Profiles(uint32_t pixFmt);
- // Return supported profiles for decoder, including only profiles for given fourcc
- // |pixelFormats|.
- SupportedDecodeProfiles getSupportedDecodeProfiles(const size_t numFormats,
- const uint32_t pixelFormats[]);
+ // Queries supported pixel format for a |bufType| queue type
+ std::vector<uint32_t> enumerateSupportedPixelformats(v4l2_buf_type bufType);
- // Return supported profiles for encoder.
- SupportedEncodeProfiles getSupportedEncodeProfiles();
+ // Queries supported levels for |videoCodecType|
+ std::vector<C2Config::level_t> enumerateSupportedDecodeLevels(VideoCodec videoCodecType);
// Start polling on this V4L2Device. |eventCallback| will be posted to the caller's sequence if
// a buffer is ready to be dequeued and/or a V4L2 event has been posted. |errorCallback| will
// be posted to the client's
// sequence if a polling error has occurred.
- bool startPolling(android::V4L2DevicePoller::EventCallback eventCallback,
+ bool startPolling(scoped_refptr<::base::SequencedTaskRunner> taskRunner,
+ android::V4L2DevicePoller::EventCallback eventCallback,
::base::RepeatingClosure errorCallback);
// Stop polling this V4L2Device if polling was active. No new events will be posted after this
// method has returned.
@@ -460,21 +494,25 @@ public:
// Check whether the V4L2 device has the specified |capabilities|.
bool hasCapabilities(uint32_t capabilities);
+ // Returns identifier used for debugging purposes.
+ uint32_t getDebugStreamId() { return mDebugStreamId; }
+
private:
// Vector of video device node paths and corresponding pixelformats supported by each device node.
- using Devices = std::vector<std::pair<std::string, std::vector<uint32_t>>>;
+ using DeviceInfos = std::vector<std::pair<std::string, std::vector<uint32_t>>>;
+
+ // Enumerate all V4L2 devices on the system for |type| and return them
+ static const DeviceInfos& getDeviceInfosForType(V4L2Device::Type type);
friend class ::base::RefCountedThreadSafe<V4L2Device>;
- V4L2Device();
+ V4L2Device(uint32_t debugStreamId);
~V4L2Device();
V4L2Device(const V4L2Device&) = delete;
V4L2Device& operator=(const V4L2Device&) = delete;
- SupportedDecodeProfiles enumerateSupportedDecodeProfiles(const size_t numFormats,
- const uint32_t pixelFormats[]);
-
- SupportedEncodeProfiles enumerateSupportedEncodeProfiles();
+ SupportedProfiles enumerateSupportedProfiles(V4L2Device::Type type,
+ const std::vector<uint32_t>& pixelFormats);
// Open device node for |path| as a device of |type|.
bool openDevicePath(const std::string& path, Type type);
@@ -482,14 +520,6 @@ private:
// Close the currently open device.
void closeDevice();
- // Enumerate all V4L2 devices on the system for |type| and store the results under
- // mDevicesByType[type].
- void enumerateDevicesForType(V4L2Device::Type type);
-
- // Return device information for all devices of |type| available in the system. Enumerates and
- // queries devices on first run and caches the results for subsequent calls.
- const Devices& getDevicesForType(V4L2Device::Type type);
-
// Return device node path for device of |type| supporting |pixFmt|, or an empty string if the
// given combination is not supported by the system.
std::string getDevicePathFor(V4L2Device::Type type, uint32_t pixFmt);
@@ -497,8 +527,8 @@ private:
// Callback that is called upon a queue's destruction, to cleanup its pointer in mQueues.
void onQueueDestroyed(v4l2_buf_type buf_type);
- // Stores information for all devices available on the system for each device Type.
- std::map<V4L2Device::Type, Devices> mDevicesByType;
+ // Identifier used for debugging purposes.
+ uint32_t mDebugStreamId;
// The actual device fd.
::base::ScopedFD mDeviceFd;
@@ -518,4 +548,4 @@ private:
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_H
diff --git a/common/include/v4l2_codec2/common/V4L2DevicePoller.h b/v4l2/include/v4l2_codec2/v4l2/V4L2DevicePoller.h
similarity index 86%
rename from common/include/v4l2_codec2/common/V4L2DevicePoller.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2DevicePoller.h
index 53b4b3f59a0870364d6eb4c0e6ec8ebe1a56607b..4842088cc231f36026f7f68607f391d24e9afe3f 100644
--- a/common/include/v4l2_codec2/common/V4L2DevicePoller.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2DevicePoller.h
@@ -3,8 +3,8 @@
// found in the LICENSE file.
// Note: ported from Chromium commit head: f65c38dcdac2
-#ifndef ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_POLLER_H
-#define ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_POLLER_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_POLLER_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_POLLER_H
#include <atomic>
@@ -36,7 +36,8 @@ public:
// Create a poller for |device|, using a thread named |threadName|. Notification won't start
// until |startPolling()| is called.
- V4L2DevicePoller(V4L2Device* const device, const std::string& threadName);
+ V4L2DevicePoller(V4L2Device* const device, const std::string& threadName,
+ scoped_refptr<::base::SequencedTaskRunner> taskRunner);
~V4L2DevicePoller();
// Starts polling. |mEventCallback| will be posted on the caller's sequence every time an event
@@ -74,15 +75,12 @@ private:
// Client sequence's task runner, where closures are posted.
scoped_refptr<::base::SequencedTaskRunner> mClientTaskTunner;
- // Since poll() returns immediately if no buffers have been queued, we cannot rely on it to
- // pause the polling thread until an event occurs. Instead,
- // the polling thread will wait on this WaitableEvent (signaled by |schedulePoll| before calling
- // poll(), so we only call it when we are actually waiting for an event.
- ::base::WaitableEvent mTriggerPoll;
// Set to true when we wish to stop polling, instructing the poller thread to break its loop.
std::atomic_bool mStopPolling;
+ // Set to true when we wish poll to await for QBUF/DQBUF readiness
+ std::atomic_bool mPollBuffers;
};
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMMON_V4L2_DEVICE_POLLER_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_DEVICE_POLLER_H
diff --git a/v4l2/include/v4l2_codec2/v4l2/V4L2EncodeComponent.h b/v4l2/include/v4l2_codec2/v4l2/V4L2EncodeComponent.h
new file mode 100644
index 0000000000000000000000000000000000000000..79d99d0edcfea8aa9fbced25680935f706c9d6b7
--- /dev/null
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2EncodeComponent.h
@@ -0,0 +1,33 @@
+// Copyright 2020 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODE_COMPONENT_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODE_COMPONENT_H
+
+#include <v4l2_codec2/components/EncodeComponent.h>
+
+namespace android {
+
+class V4L2EncodeComponent : public EncodeComponent {
+public:
+ // Create a new instance of the V4L2EncodeComponent.
+ static std::shared_ptr<C2Component> create(C2String name, c2_node_id_t id,
+ std::shared_ptr<EncodeInterface> intfImpl,
+ C2ComponentFactory::ComponentDeleter deleter);
+
+ virtual ~V4L2EncodeComponent() override;
+
+protected:
+ bool initializeEncoder() override;
+
+private:
+ // The number of concurrent encoder instances currently created.
+ static std::atomic<int32_t> sConcurrentInstances;
+
+ V4L2EncodeComponent(C2String name, c2_node_id_t id, std::shared_ptr<EncodeInterface> interface);
+};
+
+} // namespace android
+
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODE_COMPONENT_H
\ No newline at end of file
diff --git a/components/include/v4l2_codec2/components/V4L2Encoder.h b/v4l2/include/v4l2_codec2/v4l2/V4L2Encoder.h
similarity index 96%
rename from components/include/v4l2_codec2/components/V4L2Encoder.h
rename to v4l2/include/v4l2_codec2/v4l2/V4L2Encoder.h
index d7b55c0a3de8a3f70ecc456d6bf97c40e90b5ad8..d1eb65659d84b54a241bc4f33f1d2c437986c124 100644
--- a/components/include/v4l2_codec2/components/V4L2Encoder.h
+++ b/v4l2/include/v4l2_codec2/v4l2/V4L2Encoder.h
@@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODER_H
-#define ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODER_H
+#ifndef ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODER_H
+#define ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODER_H
#include <stdint.h>
#include <memory>
@@ -27,10 +27,6 @@ class V4L2Queue;
class V4L2Encoder : public VideoEncoder {
public:
- // Number of buffers on V4L2 device queues.
- static constexpr size_t kInputBufferCount = 2;
- static constexpr size_t kOutputBufferCount = 2;
-
static std::unique_ptr<VideoEncoder> create(
C2Config::profile_t profile, std::optional<uint8_t> level, const ui::Size& visibleSize,
uint32_t stride, uint32_t keyFramePeriod, C2Config::bitrate_mode_t bitrateMode,
@@ -198,4 +194,4 @@ private:
} // namespace android
-#endif // ANDROID_V4L2_CODEC2_COMPONENTS_V4L2_ENCODER_H
+#endif // ANDROID_V4L2_CODEC2_V4L2_V4L2_ENCODER_H