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firefox/dom/media/platforms/wmf/WMFVideoMFTManager.cpp
Daniel Baumann 5e9a113729
Adding upstream version 140.0. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WMFVideoMFTManager.h"
#include <cguid.h>
#include <psapi.h>
#include <algorithm>
#include "DXVA2Manager.h"
#include "GMPUtils.h" // For SplitAt. TODO: Move SplitAt to a central place.
#include "IMFYCbCrImage.h"
#include "ImageContainer.h"
#include "MediaInfo.h"
#include "MediaTelemetryConstants.h"
#include "VideoUtils.h"
#include "WMFDecoderModule.h"
#include "WMFUtils.h"
#include "gfx2DGlue.h"
#include "gfxWindowsPlatform.h"
#include "mozilla/AbstractThread.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/Logging.h"
#include "mozilla/SchedulerGroup.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "mozilla/StaticPrefs_media.h"
#include "mozilla/SyncRunnable.h"
#include "mozilla/glean/DomMediaPlatformsWmfMetrics.h"
#include "mozilla/gfx/DeviceManagerDx.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/layers/FenceD3D11.h"
#include "mozilla/layers/LayersTypes.h"
#include "nsPrintfCString.h"
#include "nsThreadUtils.h"
#include "nsWindowsHelpers.h"
#define LOG(...) MOZ_LOG(sPDMLog, mozilla::LogLevel::Debug, (__VA_ARGS__))
#define LOGV(...) MOZ_LOG(sPDMLog, mozilla::LogLevel::Verbose, (__VA_ARGS__))
using mozilla::layers::Image;
using mozilla::layers::IMFYCbCrImage;
using mozilla::layers::LayerManager;
using mozilla::layers::LayersBackend;
using mozilla::media::TimeUnit;
namespace mozilla {
LayersBackend GetCompositorBackendType(
layers::KnowsCompositor* aKnowsCompositor) {
if (aKnowsCompositor) {
return aKnowsCompositor->GetCompositorBackendType();
}
return LayersBackend::LAYERS_NONE;
}
WMFVideoMFTManager::WMFVideoMFTManager(
const VideoInfo& aConfig, layers::KnowsCompositor* aKnowsCompositor,
layers::ImageContainer* aImageContainer, float aFramerate,
const CreateDecoderParams::OptionSet& aOptions, bool aDXVAEnabled,
Maybe<TrackingId> aTrackingId)
: mVideoInfo(aConfig),
mImageSize(aConfig.mImage),
mStreamType(GetStreamTypeFromMimeType(aConfig.mMimeType)),
mSoftwareImageSize(aConfig.mImage),
mSoftwarePictureSize(aConfig.mImage),
mVideoStride(0),
mColorSpace(aConfig.mColorSpace),
mColorRange(aConfig.mColorRange),
mColorDepth(aConfig.mColorDepth),
mImageContainer(aImageContainer),
mKnowsCompositor(aKnowsCompositor),
mDXVAEnabled(aDXVAEnabled &&
!aOptions.contains(
CreateDecoderParams::Option::HardwareDecoderNotAllowed)),
mZeroCopyNV12Texture(false),
mFramerate(aFramerate),
mLowLatency(aOptions.contains(CreateDecoderParams::Option::LowLatency)),
mKeepOriginalPts(
aOptions.contains(CreateDecoderParams::Option::KeepOriginalPts)),
mTrackingId(std::move(aTrackingId))
// mVideoStride, mVideoWidth, mVideoHeight, mUseHwAccel are initialized in
// Init().
{
MOZ_COUNT_CTOR(WMFVideoMFTManager);
// The V and U planes are stored 16-row-aligned, so we need to add padding
// to the row heights to ensure the Y'CbCr planes are referenced properly.
// This value is only used with software decoder.
if (mSoftwareImageSize.height % 16 != 0) {
mSoftwareImageSize.height += 16 - (mSoftwareImageSize.height % 16);
}
}
WMFVideoMFTManager::~WMFVideoMFTManager() {
MOZ_COUNT_DTOR(WMFVideoMFTManager);
}
/* static */
const GUID& WMFVideoMFTManager::GetMediaSubtypeGUID() {
MOZ_ASSERT(StreamTypeIsVideo(mStreamType));
switch (mStreamType) {
case WMFStreamType::H264:
return MFVideoFormat_H264;
case WMFStreamType::VP8:
return MFVideoFormat_VP80;
case WMFStreamType::VP9:
return MFVideoFormat_VP90;
case WMFStreamType::AV1:
return MFVideoFormat_AV1;
case WMFStreamType::HEVC:
return MFVideoFormat_HEVC;
default:
return GUID_NULL;
};
}
bool WMFVideoMFTManager::InitializeDXVA() {
// If we use DXVA but aren't running with a D3D layer manager then the
// readback of decoded video frames from GPU to CPU memory grinds painting
// to a halt, and makes playback performance *worse*.
if (!mDXVAEnabled) {
mDXVAFailureReason.AssignLiteral(
"Hardware video decoding disabled or blacklisted");
return false;
}
MOZ_ASSERT(!mDXVA2Manager);
if (!mKnowsCompositor || !mKnowsCompositor->SupportsD3D11()) {
mDXVAFailureReason.AssignLiteral("Unsupported layers backend");
return false;
}
if (!XRE_IsRDDProcess() && !XRE_IsGPUProcess()) {
mDXVAFailureReason.AssignLiteral(
"DXVA only supported in RDD or GPU process");
return false;
}
bool d3d11 = true;
if (!StaticPrefs::media_wmf_dxva_d3d11_enabled()) {
mDXVAFailureReason = nsPrintfCString(
"D3D11: %s is false",
StaticPrefs::GetPrefName_media_wmf_dxva_d3d11_enabled());
d3d11 = false;
}
if (d3d11) {
mDXVAFailureReason.AppendLiteral("D3D11: ");
mDXVA2Manager.reset(
DXVA2Manager::CreateD3D11DXVA(mKnowsCompositor, mDXVAFailureReason));
if (mDXVA2Manager) {
return true;
}
}
return mDXVA2Manager != nullptr;
}
MediaResult WMFVideoMFTManager::ValidateVideoInfo() {
NS_ENSURE_TRUE(StreamTypeIsVideo(mStreamType),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Invalid stream type")));
switch (mStreamType) {
case WMFStreamType::H264:
if (!StaticPrefs::media_wmf_allow_unsupported_resolutions()) {
// The WMF H.264 decoder is documented to have a minimum resolution
// 48x48 pixels for resolution, but we won't enable hw decoding for the
// resolution < 132 pixels. It's assumed the software decoder doesn't
// have this limitation, but it still might have maximum resolution
// limitation.
// https://msdn.microsoft.com/en-us/library/windows/desktop/dd797815(v=vs.85).aspx
static const int32_t MAX_H264_PIXEL_COUNT = 4096 * 2304;
const CheckedInt32 pixelCount =
CheckedInt32(mVideoInfo.mImage.width) * mVideoInfo.mImage.height;
if (!pixelCount.isValid() ||
pixelCount.value() > MAX_H264_PIXEL_COUNT) {
mIsValid = false;
return MediaResult(
NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Can't decode H.264 stream because its "
"resolution is out of the maximum limitation"));
}
}
break;
default:
break;
}
return NS_OK;
}
MediaResult WMFVideoMFTManager::Init() {
MediaResult result = ValidateVideoInfo();
if (NS_FAILED(result)) {
return result;
}
result = InitInternal();
if (NS_SUCCEEDED(result) && mDXVA2Manager) {
// If we had some failures but eventually made it work,
// make sure we preserve the messages.
mDXVAFailureReason.AppendLiteral("Using D3D11 API");
}
return result;
}
MediaResult WMFVideoMFTManager::InitInternal() {
// The H264 SanityTest uses a 132x132 videos to determine if DXVA can be used.
// so we want to use the software decoder for videos with lower resolutions.
static const int MIN_H264_HW_WIDTH = 132;
static const int MIN_H264_HW_HEIGHT = 132;
mUseHwAccel = false; // default value; changed if D3D setup succeeds.
bool useDxva = true;
if (mStreamType == WMFStreamType::H264 &&
(mVideoInfo.ImageRect().width < MIN_H264_HW_WIDTH ||
mVideoInfo.ImageRect().height < MIN_H264_HW_HEIGHT)) {
useDxva = false;
mDXVAFailureReason = nsPrintfCString(
"H264 video resolution too low: %" PRIu32 "x%" PRIu32,
mVideoInfo.ImageRect().width, mVideoInfo.ImageRect().height);
}
if (useDxva) {
useDxva = InitializeDXVA();
}
RefPtr<MFTDecoder> decoder = new MFTDecoder();
RETURN_PARAM_IF_FAILED(
WMFDecoderModule::CreateMFTDecoder(mStreamType, decoder),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Can't create the MFT decoder.")));
RefPtr<IMFAttributes> attr(decoder->GetAttributes());
UINT32 aware = 0;
if (attr) {
attr->GetUINT32(MF_SA_D3D_AWARE, &aware);
attr->SetUINT32(CODECAPI_AVDecNumWorkerThreads,
WMFDecoderModule::GetNumDecoderThreads());
bool lowLatency = StaticPrefs::media_wmf_low_latency_enabled();
if (mLowLatency || lowLatency) {
HRESULT hr = attr->SetUINT32(CODECAPI_AVLowLatencyMode, TRUE);
if (SUCCEEDED(hr)) {
LOG("Enabling Low Latency Mode");
} else {
LOG("Couldn't enable Low Latency Mode");
}
}
if (gfx::gfxVars::HwDecodedVideoZeroCopy() && mKnowsCompositor &&
mKnowsCompositor->UsingHardwareWebRender() && mDXVA2Manager &&
mDXVA2Manager->SupportsZeroCopyNV12Texture()) {
mZeroCopyNV12Texture = true;
const int kOutputBufferSize = 10;
// Each picture buffer can store a sample, plus one in
// pending_output_samples_. The decoder adds this number to the number of
// reference pictures it expects to need and uses that to determine the
// array size of the output texture.
const int kMaxOutputSamples = kOutputBufferSize + 1;
attr->SetUINT32(MF_SA_MINIMUM_OUTPUT_SAMPLE_COUNT_PROGRESSIVE,
kMaxOutputSamples);
attr->SetUINT32(MF_SA_MINIMUM_OUTPUT_SAMPLE_COUNT, kMaxOutputSamples);
}
}
if (useDxva) {
if (aware) {
// TODO: Test if I need this anywhere... Maybe on Vista?
// hr = attr->SetUINT32(CODECAPI_AVDecVideoAcceleration_H264, TRUE);
// NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
MOZ_ASSERT(mDXVA2Manager);
ULONG_PTR manager = ULONG_PTR(mDXVA2Manager->GetDXVADeviceManager());
HRESULT hr =
decoder->SendMFTMessage(MFT_MESSAGE_SET_D3D_MANAGER, manager);
if (SUCCEEDED(hr)) {
mUseHwAccel = true;
} else {
mDXVAFailureReason = nsPrintfCString(
"MFT_MESSAGE_SET_D3D_MANAGER failed with code %lX", hr);
}
} else {
mDXVAFailureReason.AssignLiteral(
"Decoder returned false for MF_SA_D3D_AWARE");
}
}
if (!mDXVAFailureReason.IsEmpty()) {
// DXVA failure reason being set can mean that D3D11 failed, or that DXVA is
// entirely disabled.
LOG("DXVA failure: %s", mDXVAFailureReason.get());
}
if (!mUseHwAccel) {
if (mDXVA2Manager) {
// Either mDXVAEnabled was set to false prior the second call to
// InitInternal() due to CanUseDXVA() returning false, or
// MFT_MESSAGE_SET_D3D_MANAGER failed
mDXVA2Manager.reset();
}
if (mStreamType == WMFStreamType::VP9 ||
mStreamType == WMFStreamType::VP8 ||
mStreamType == WMFStreamType::AV1 ||
mStreamType == WMFStreamType::HEVC) {
return MediaResult(
NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Use VP8/VP9/AV1 MFT only if HW acceleration "
"is available."));
}
glean::media::decoder_backend_used.AccumulateSingleSample(
uint32_t(media::MediaDecoderBackend::WMFSoftware));
}
LOG("Created a video decoder, useDxva=%s, streamType=%s, outputSubType=%s",
mUseHwAccel ? "Yes" : "No", EnumValueToString(mStreamType),
GetSubTypeStr(GetOutputSubtype()).get());
mDecoder = decoder;
RETURN_PARAM_IF_FAILED(
SetDecoderMediaTypes(),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Fail to set the decoder media types")));
RefPtr<IMFMediaType> inputType;
RETURN_PARAM_IF_FAILED(
mDecoder->GetInputMediaType(inputType),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Fail to get the input media type")));
RefPtr<IMFMediaType> outputType;
RETURN_PARAM_IF_FAILED(
mDecoder->GetOutputMediaType(outputType),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Fail to get the output media type")));
if (mUseHwAccel && !CanUseDXVA(inputType, outputType)) {
LOG("DXVA manager determined that the input type was unsupported in "
"hardware, retrying init without DXVA.");
mDXVAEnabled = false;
// DXVA initialization with current decoder actually failed,
// re-do initialization.
return InitInternal();
}
LOG("Video Decoder initialized, Using DXVA: %s",
(mUseHwAccel ? "Yes" : "No"));
if (mUseHwAccel) {
RETURN_PARAM_IF_FAILED(
mDXVA2Manager->ConfigureForSize(
outputType,
mColorSpace.refOr(
DefaultColorSpace({mImageSize.width, mImageSize.height})),
mColorRange, mColorDepth, mVideoInfo.ImageRect().width,
mVideoInfo.ImageRect().height),
MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
RESULT_DETAIL("Fail to configure image size for "
"DXVA2Manager.")));
} else {
GetDefaultStride(outputType, mVideoInfo.ImageRect().width, &mVideoStride);
}
LOG("WMFVideoMFTManager frame geometry stride=%u picture=(%d, %d, %d, %d) "
"display=(%d,%d)",
mVideoStride, mVideoInfo.ImageRect().x, mVideoInfo.ImageRect().y,
mVideoInfo.ImageRect().width, mVideoInfo.ImageRect().height,
mVideoInfo.mDisplay.width, mVideoInfo.mDisplay.height);
if (!mUseHwAccel) {
RefPtr<ID3D11Device> device = gfx::DeviceManagerDx::Get()->GetImageDevice();
if (device) {
mIMFUsable = true;
}
}
return MediaResult(NS_OK);
}
HRESULT
WMFVideoMFTManager::SetDecoderMediaTypes() {
// Setup the input/output media types.
RefPtr<IMFMediaType> inputType;
RETURN_IF_FAILED(wmf::MFCreateMediaType(getter_AddRefs(inputType)));
RETURN_IF_FAILED(inputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video));
RETURN_IF_FAILED(inputType->SetGUID(MF_MT_SUBTYPE, GetMediaSubtypeGUID()));
RETURN_IF_FAILED(inputType->SetUINT32(
MF_MT_INTERLACE_MODE, MFVideoInterlace_MixedInterlaceOrProgressive));
RETURN_IF_FAILED(
inputType->SetUINT32(MF_MT_INTERLACE_MODE, MFVideoInterlace_Progressive));
RETURN_IF_FAILED(MFSetAttributeSize(inputType, MF_MT_FRAME_SIZE,
mVideoInfo.ImageRect().width,
mVideoInfo.ImageRect().height));
UINT32 fpsDenominator = 1000;
UINT32 fpsNumerator = static_cast<uint32_t>(mFramerate * fpsDenominator);
if (fpsNumerator > 0) {
RETURN_IF_FAILED(MFSetAttributeRatio(inputType, MF_MT_FRAME_RATE,
fpsNumerator, fpsDenominator));
}
RefPtr<IMFMediaType> outputType;
RETURN_IF_FAILED(wmf::MFCreateMediaType(getter_AddRefs(outputType)));
RETURN_IF_FAILED(outputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video));
RETURN_IF_FAILED(MFSetAttributeSize(outputType, MF_MT_FRAME_SIZE,
mVideoInfo.ImageRect().width,
mVideoInfo.ImageRect().height));
if (fpsNumerator > 0) {
RETURN_IF_FAILED(MFSetAttributeRatio(outputType, MF_MT_FRAME_RATE,
fpsNumerator, fpsDenominator));
}
RETURN_IF_FAILED(outputType->SetGUID(MF_MT_SUBTYPE, GetOutputSubtype()));
if (mZeroCopyNV12Texture) {
RefPtr<IMFAttributes> attr(mDecoder->GetOutputStreamAttributes());
if (attr) {
RETURN_IF_FAILED(attr->SetUINT32(MF_SA_D3D11_SHARED_WITHOUT_MUTEX, TRUE));
RETURN_IF_FAILED(
attr->SetUINT32(MF_SA_D3D11_BINDFLAGS,
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_DECODER));
}
}
return mDecoder->SetMediaTypes(inputType, outputType);
}
HRESULT
WMFVideoMFTManager::Input(MediaRawData* aSample) {
if (!mIsValid) {
return E_FAIL;
}
if (!mDecoder) {
// This can happen during shutdown.
return E_FAIL;
}
mTrackingId.apply([&](const auto& aId) {
MediaInfoFlag flag = MediaInfoFlag::None;
flag |= (aSample->mKeyframe ? MediaInfoFlag::KeyFrame
: MediaInfoFlag::NonKeyFrame);
flag |= (mUseHwAccel ? MediaInfoFlag::HardwareDecoding
: MediaInfoFlag::SoftwareDecoding);
switch (mStreamType) {
case WMFStreamType::H264:
flag |= MediaInfoFlag::VIDEO_H264;
break;
case WMFStreamType::VP8:
flag |= MediaInfoFlag::VIDEO_VP8;
break;
case WMFStreamType::VP9:
flag |= MediaInfoFlag::VIDEO_VP9;
break;
case WMFStreamType::AV1:
flag |= MediaInfoFlag::VIDEO_AV1;
break;
case WMFStreamType::HEVC:
flag |= MediaInfoFlag::VIDEO_HEVC;
break;
default:
break;
};
mPerformanceRecorder.Start(aSample->mTime.ToMicroseconds(),
"WMFVideoDecoder"_ns, aId, flag);
});
RefPtr<IMFSample> inputSample;
HRESULT hr = mDecoder->CreateInputSample(
aSample->Data(), uint32_t(aSample->Size()),
aSample->mTime.ToMicroseconds(), aSample->mDuration.ToMicroseconds(),
&inputSample);
NS_ENSURE_TRUE(SUCCEEDED(hr) && inputSample != nullptr, hr);
LOGV("WMFVIdeoMFTManager(%p)::Input: %s", this,
aSample->mDuration.ToString().get());
if (!mColorSpace && aSample->mTrackInfo) {
// The colorspace definition is found in the H264 SPS NAL, available out of
// band, while for VP9 it's only available within the VP9 bytestream.
// The info would have been updated by the MediaChangeMonitor.
mColorSpace = aSample->mTrackInfo->GetAsVideoInfo()->mColorSpace;
mColorRange = aSample->mTrackInfo->GetAsVideoInfo()->mColorRange;
}
mLastDuration = aSample->mDuration;
if (mKeepOriginalPts) {
mPTSQueue.InsertElementSorted(aSample->mTime.ToMicroseconds());
}
// Forward sample data to the decoder.
return mDecoder->Input(inputSample);
}
// The MFTransforms we use for decoding H264 and AV1 video will silently fall
// back to software decoding (even if we've negotiated DXVA) if the GPU
// doesn't support decoding the given codec and resolution. It will then upload
// the software decoded frames into d3d textures to preserve behaviour.
//
// Unfortunately this seems to cause corruption (see bug 1193547) and is
// slow because the upload is done into a non-shareable texture and requires
// us to copy it.
//
// This code tests if the given codec and resolution can be supported directly
// on the GPU, and makes sure we only ask the MFT for DXVA if it can be
// supported properly.
//
// Ideally we'd know the framerate during initialization and would also ensure
// that new decoders are created if the resolution changes. Then we could move
// this check into Init and consolidate the main thread blocking code.
bool WMFVideoMFTManager::CanUseDXVA(IMFMediaType* aInputType,
IMFMediaType* aOutputType) {
MOZ_ASSERT(mDXVA2Manager);
// Check if we're able to use hardware decoding for the current codec config.
return mDXVA2Manager->SupportsConfig(mVideoInfo, aInputType, aOutputType);
}
TimeUnit WMFVideoMFTManager::GetSampleDurationOrLastKnownDuration(
IMFSample* aSample) const {
TimeUnit duration = GetSampleDuration(aSample);
if (!duration.IsValid()) {
// WMF returned a non-success code (likely duration unknown, but the API
// also allows for other, unspecified codes).
LOG("Got unknown sample duration -- bad return code. Using mLastDuration.");
} else if (duration == TimeUnit::Zero()) {
// Duration is zero. WMF uses this to indicate an unknown duration.
LOG("Got unknown sample duration -- zero duration returned. Using "
"mLastDuration.");
} else if (duration.IsNegative()) {
// A negative duration will cause issues up the stack. It's also unclear
// why this would happen, but the API allows for it by returning a signed
// int, so we handle it here.
LOG("Got negative sample duration: %f seconds. Using mLastDuration "
"instead.",
duration.ToSeconds());
} else {
// We got a duration without any problems.
return duration;
}
return mLastDuration;
}
HRESULT
WMFVideoMFTManager::CreateBasicVideoFrame(IMFSample* aSample,
int64_t aStreamOffset,
VideoData** aOutVideoData) {
NS_ENSURE_TRUE(aSample, E_POINTER);
NS_ENSURE_TRUE(aOutVideoData, E_POINTER);
*aOutVideoData = nullptr;
HRESULT hr;
RefPtr<IMFMediaBuffer> buffer;
// Must convert to contiguous buffer to use IMD2DBuffer interface.
hr = aSample->ConvertToContiguousBuffer(getter_AddRefs(buffer));
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
// Try and use the IMF2DBuffer interface if available, otherwise fallback
// to the IMFMediaBuffer interface. Apparently IMF2DBuffer is more efficient,
// but only some systems (Windows 8?) support it.
BYTE* data = nullptr;
LONG stride = 0;
RefPtr<IMF2DBuffer> twoDBuffer;
hr = buffer->QueryInterface(
static_cast<IMF2DBuffer**>(getter_AddRefs(twoDBuffer)));
if (SUCCEEDED(hr)) {
hr = twoDBuffer->Lock2D(&data, &stride);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
} else {
hr = buffer->Lock(&data, nullptr, nullptr);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
stride = mVideoStride;
}
const GUID& subType = mDecoder->GetOutputMediaSubType();
MOZ_DIAGNOSTIC_ASSERT(subType == MFVideoFormat_YV12 ||
subType == MFVideoFormat_P010 ||
subType == MFVideoFormat_P016);
const gfx::ColorDepth colorDepth = subType == MFVideoFormat_YV12
? gfx::ColorDepth::COLOR_8
: gfx::ColorDepth::COLOR_16;
// YV12, planar format (3 planes): [YYYY....][VVVV....][UUUU....]
// i.e., Y, then V, then U.
// P010, P016 planar format (2 planes) [YYYY....][UVUV...]
// See
// https://docs.microsoft.com/en-us/windows/desktop/medfound/10-bit-and-16-bit-yuv-video-formats
VideoData::YCbCrBuffer b;
const uint32_t videoWidth = mSoftwareImageSize.width;
const uint32_t videoHeight = mSoftwareImageSize.height;
// Y (Y') plane
b.mPlanes[0].mData = data;
b.mPlanes[0].mStride = stride;
b.mPlanes[0].mHeight = videoHeight;
b.mPlanes[0].mWidth = videoWidth;
b.mPlanes[0].mSkip = 0;
MOZ_DIAGNOSTIC_ASSERT(mSoftwareImageSize.height % 16 == 0,
"decoded height must be 16 bytes aligned");
const uint32_t y_size = stride * mSoftwareImageSize.height;
const uint32_t v_size = stride * mSoftwareImageSize.height / 4;
const uint32_t halfStride = (stride + 1) / 2;
const uint32_t halfHeight = (videoHeight + 1) / 2;
const uint32_t halfWidth = (videoWidth + 1) / 2;
if (subType == MFVideoFormat_YV12) {
// U plane (Cb)
b.mPlanes[1].mData = data + y_size + v_size;
b.mPlanes[1].mStride = halfStride;
b.mPlanes[1].mHeight = halfHeight;
b.mPlanes[1].mWidth = halfWidth;
b.mPlanes[1].mSkip = 0;
// V plane (Cr)
b.mPlanes[2].mData = data + y_size;
b.mPlanes[2].mStride = halfStride;
b.mPlanes[2].mHeight = halfHeight;
b.mPlanes[2].mWidth = halfWidth;
b.mPlanes[2].mSkip = 0;
} else {
// U plane (Cb)
b.mPlanes[1].mData = data + y_size;
b.mPlanes[1].mStride = stride;
b.mPlanes[1].mHeight = halfHeight;
b.mPlanes[1].mWidth = halfWidth;
b.mPlanes[1].mSkip = 1;
// V plane (Cr)
b.mPlanes[2].mData = data + y_size + sizeof(short);
b.mPlanes[2].mStride = stride;
b.mPlanes[2].mHeight = halfHeight;
b.mPlanes[2].mWidth = halfWidth;
b.mPlanes[2].mSkip = 1;
}
b.mChromaSubsampling = gfx::ChromaSubsampling::HALF_WIDTH_AND_HEIGHT;
// YuvColorSpace
b.mYUVColorSpace =
mColorSpace.refOr(DefaultColorSpace({videoWidth, videoHeight}));
b.mColorDepth = colorDepth;
b.mColorRange = mColorRange;
TimeUnit pts = GetSampleTime(aSample);
if (!pts.IsValid() && mKeepOriginalPts) {
LOG("Couldn't get pts from IMFSample, falling back on container pts");
pts = TimeUnit::Zero();
}
TimeUnit duration = GetSampleDurationOrLastKnownDuration(aSample);
NS_ENSURE_TRUE(duration.IsValid(), E_FAIL);
gfx::IntRect pictureRegion = mVideoInfo.ScaledImageRect(
mSoftwarePictureSize.width, mSoftwarePictureSize.height);
if (colorDepth != gfx::ColorDepth::COLOR_8 || !mKnowsCompositor ||
!mKnowsCompositor->SupportsD3D11() || !mIMFUsable) {
Result<already_AddRefed<VideoData>, MediaResult> r =
VideoData::CreateAndCopyData(
mVideoInfo, mImageContainer, aStreamOffset, pts, duration, b, false,
TimeUnit::FromMicroseconds(-1), pictureRegion, mKnowsCompositor);
RefPtr<VideoData> v = r.unwrapOr(nullptr);
if (twoDBuffer) {
twoDBuffer->Unlock2D();
} else {
buffer->Unlock();
}
v.forget(aOutVideoData);
return S_OK;
}
RefPtr<layers::PlanarYCbCrImage> image;
RefPtr<ID3D11Device> device = gfx::DeviceManagerDx::Get()->GetImageDevice();
if (XRE_IsGPUProcess() && layers::FenceD3D11::IsSupported(device)) {
// Store YCbCr to 3 ID3D11Texture2Ds
image = new IMFYCbCrImage(buffer, twoDBuffer, mKnowsCompositor,
mImageContainer);
VideoData::SetVideoDataToImage(image, mVideoInfo, b, pictureRegion, false);
} else {
// Store YCbCr to shmem
image = mImageContainer->CreatePlanarYCbCrImage();
VideoData::SetVideoDataToImage(image, mVideoInfo, b, pictureRegion, true);
}
RefPtr<VideoData> v = VideoData::CreateFromImage(
mVideoInfo.mDisplay, aStreamOffset, pts, duration, image.forget(), false,
TimeUnit::FromMicroseconds(-1));
mPerformanceRecorder.Record(pts.ToMicroseconds(), [&](DecodeStage& aStage) {
aStage.SetColorDepth(b.mColorDepth);
aStage.SetColorRange(b.mColorRange);
aStage.SetYUVColorSpace(b.mYUVColorSpace);
if (subType == MFVideoFormat_NV12) {
aStage.SetImageFormat(DecodeStage::NV12);
} else if (subType == MFVideoFormat_YV12) {
aStage.SetImageFormat(DecodeStage::YV12);
} else if (subType == MFVideoFormat_P010) {
aStage.SetImageFormat(DecodeStage::P010);
} else if (subType == MFVideoFormat_P016) {
aStage.SetImageFormat(DecodeStage::P016);
}
aStage.SetResolution(videoWidth, videoHeight);
aStage.SetStartTimeAndEndTime(v->mTime.ToMicroseconds(),
v->GetEndTime().ToMicroseconds());
});
v.forget(aOutVideoData);
return S_OK;
}
HRESULT
WMFVideoMFTManager::CreateD3DVideoFrame(IMFSample* aSample,
int64_t aStreamOffset,
VideoData** aOutVideoData) {
NS_ENSURE_TRUE(aSample, E_POINTER);
NS_ENSURE_TRUE(aOutVideoData, E_POINTER);
NS_ENSURE_TRUE(mDXVA2Manager, E_ABORT);
NS_ENSURE_TRUE(mUseHwAccel, E_ABORT);
*aOutVideoData = nullptr;
HRESULT hr;
gfx::IntRect pictureRegion =
mVideoInfo.ScaledImageRect(mImageSize.width, mImageSize.height);
RefPtr<Image> image;
if (mZeroCopyNV12Texture && mDXVA2Manager->SupportsZeroCopyNV12Texture()) {
hr = mDXVA2Manager->WrapTextureWithImage(aSample, pictureRegion,
getter_AddRefs(image));
} else {
hr = mDXVA2Manager->CopyToImage(aSample, pictureRegion,
getter_AddRefs(image));
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
}
NS_ENSURE_TRUE(image, E_FAIL);
gfx::IntSize size = image->GetSize();
TimeUnit pts = GetSampleTime(aSample);
if (!pts.IsValid() && mKeepOriginalPts) {
LOG("Couldn't get pts from IMFSample, falling back on container pts");
pts = TimeUnit::Zero();
}
NS_ENSURE_TRUE(pts.IsValid(), E_FAIL);
TimeUnit duration = GetSampleDurationOrLastKnownDuration(aSample);
NS_ENSURE_TRUE(duration.IsValid(), E_FAIL);
RefPtr<VideoData> v = VideoData::CreateFromImage(
mVideoInfo.mDisplay, aStreamOffset, pts, duration, image.forget(), false,
TimeUnit::FromMicroseconds(-1));
NS_ENSURE_TRUE(v, E_FAIL);
mPerformanceRecorder.Record(pts.ToMicroseconds(), [&](DecodeStage& aStage) {
aStage.SetColorDepth(mVideoInfo.mColorDepth);
aStage.SetColorRange(mColorRange);
aStage.SetYUVColorSpace(mColorSpace.refOr(
DefaultColorSpace({mImageSize.width, mImageSize.height})));
const GUID& subType = mDecoder->GetOutputMediaSubType();
if (subType == MFVideoFormat_NV12) {
aStage.SetImageFormat(DecodeStage::NV12);
} else if (subType == MFVideoFormat_YV12) {
aStage.SetImageFormat(DecodeStage::YV12);
} else if (subType == MFVideoFormat_P010) {
aStage.SetImageFormat(DecodeStage::P010);
} else if (subType == MFVideoFormat_P016) {
aStage.SetImageFormat(DecodeStage::P016);
}
aStage.SetResolution(size.width, size.height);
aStage.SetStartTimeAndEndTime(v->mTime.ToMicroseconds(),
v->GetEndTime().ToMicroseconds());
});
v.forget(aOutVideoData);
return S_OK;
}
// Blocks until decoded sample is produced by the decoder.
HRESULT
WMFVideoMFTManager::Output(int64_t aStreamOffset, RefPtr<MediaData>& aOutData) {
RefPtr<IMFSample> sample;
HRESULT hr;
aOutData = nullptr;
int typeChangeCount = 0;
// Loop until we decode a sample, or an unexpected error that we can't
// handle occurs.
while (true) {
hr = mDecoder->Output(&sample);
if (hr == MF_E_TRANSFORM_NEED_MORE_INPUT) {
LOGV("WMFVideoMFTManager(%p)::Output: need more input", this);
return MF_E_TRANSFORM_NEED_MORE_INPUT;
}
if (hr == MF_E_TRANSFORM_STREAM_CHANGE) {
LOGV("WMFVideoMFTManager(%p)::Output: transform stream change", this);
MOZ_ASSERT(!sample);
// Video stream output type change, probably geometric aperture change or
// pixel type.
// We must reconfigure the decoder output type.
// Attempt to find an appropriate OutputType, trying in order:
// if HW accelerated: NV12, P010, P016
// if SW: YV12, P010, P016
if (FAILED(
(hr = (mDecoder->FindDecoderOutputTypeWithSubtype(
mUseHwAccel ? MFVideoFormat_NV12 : MFVideoFormat_YV12)))) &&
FAILED((hr = mDecoder->FindDecoderOutputTypeWithSubtype(
MFVideoFormat_P010))) &&
FAILED((hr = mDecoder->FindDecoderOutputTypeWithSubtype(
MFVideoFormat_P016)))) {
LOG("No suitable output format found");
return hr;
}
RefPtr<IMFMediaType> outputType;
hr = mDecoder->GetOutputMediaType(outputType);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
if (mUseHwAccel) {
hr = mDXVA2Manager->ConfigureForSize(
outputType,
mColorSpace.refOr(
DefaultColorSpace({mImageSize.width, mImageSize.height})),
mColorRange, mColorDepth, mVideoInfo.ImageRect().width,
mVideoInfo.ImageRect().height);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
} else {
// The stride may have changed, recheck for it.
hr = GetDefaultStride(outputType, mVideoInfo.ImageRect().width,
&mVideoStride);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
UINT32 width = 0, height = 0;
hr = MFGetAttributeSize(outputType, MF_MT_FRAME_SIZE, &width, &height);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
NS_ENSURE_TRUE(width <= MAX_VIDEO_WIDTH, E_FAIL);
NS_ENSURE_TRUE(height <= MAX_VIDEO_HEIGHT, E_FAIL);
mSoftwareImageSize = gfx::IntSize(width, height);
gfx::IntRect picture;
hr = GetPictureRegion(outputType, picture);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
MOZ_ASSERT(picture.width != 0 && picture.height != 0);
mSoftwarePictureSize = gfx::IntSize(picture.width, picture.height);
LOG("Output stream change, image size=[%ux%u], picture=[%u,%u]",
mSoftwareImageSize.width, mSoftwareImageSize.height,
mSoftwarePictureSize.width, mSoftwarePictureSize.height);
}
// Catch infinite loops, but some decoders perform at least 2 stream
// changes on consecutive calls, so be permissive.
// 100 is arbitrarily > 2.
NS_ENSURE_TRUE(typeChangeCount < 100, MF_E_TRANSFORM_STREAM_CHANGE);
// Loop back and try decoding again...
++typeChangeCount;
continue;
}
if (SUCCEEDED(hr)) {
if (!sample) {
LOG("Video MFTDecoder returned success but no output!");
// On some machines/input the MFT returns success but doesn't output
// a video frame. If we detect this, try again, but only up to a
// point; after 250 failures, give up. Note we count all failures
// over the life of the decoder, as we may end up exiting with a
// NEED_MORE_INPUT and coming back to hit the same error. So just
// counting with a local variable (like typeChangeCount does) may
// not work in this situation.
++mNullOutputCount;
if (mNullOutputCount > 250) {
LOG("Excessive Video MFTDecoder returning success but no output; "
"giving up");
mGotExcessiveNullOutput = true;
return E_FAIL;
}
continue;
}
TimeUnit pts = GetSampleTime(sample);
if (!pts.IsValid() && mKeepOriginalPts) {
LOG("Couldn't get pts from IMFSample, falling back on container pts");
pts = TimeUnit::Zero();
}
LOG("WMFVIdeoMFTManager(%p)::Output: %s", this, pts.ToString().get());
TimeUnit duration = GetSampleDurationOrLastKnownDuration(sample);
// AV1 MFT fix: Sample duration after seeking is always equal to the
// sample time, for some reason. Set it to last duration instead.
if (mStreamType == WMFStreamType::AV1 && duration == pts) {
LOG("Video sample duration (%" PRId64 ") matched timestamp (%" PRId64
"), setting to previous sample duration (%" PRId64 ") instead.",
pts.ToMicroseconds(), duration.ToMicroseconds(),
mLastDuration.ToMicroseconds());
duration = mLastDuration;
sample->SetSampleDuration(UsecsToHNs(duration.ToMicroseconds()));
}
if (!pts.IsValid() || !duration.IsValid()) {
return E_FAIL;
}
if (mSeekTargetThreshold.isSome()) {
if ((pts + duration) < mSeekTargetThreshold.ref()) {
LOG("Dropping video frame which pts (%" PRId64 " + %" PRId64
") is smaller than seek target (%" PRId64 ").",
pts.ToMicroseconds(), duration.ToMicroseconds(),
mSeekTargetThreshold->ToMicroseconds());
// It is necessary to clear the pointer to release the previous output
// buffer.
sample = nullptr;
continue;
}
mSeekTargetThreshold.reset();
}
break;
}
// Else unexpected error so bail.
NS_WARNING("WMFVideoMFTManager::Output() unexpected error");
return hr;
}
RefPtr<VideoData> frame;
if (mUseHwAccel) {
hr = CreateD3DVideoFrame(sample, aStreamOffset, getter_AddRefs(frame));
} else {
hr = CreateBasicVideoFrame(sample, aStreamOffset, getter_AddRefs(frame));
}
// Frame should be non null only when we succeeded.
MOZ_ASSERT((frame != nullptr) == SUCCEEDED(hr));
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
NS_ENSURE_TRUE(frame, E_FAIL);
if (mKeepOriginalPts) {
MOZ_ASSERT(!mPTSQueue.IsEmpty());
int64_t originalPts = mPTSQueue[0];
mPTSQueue.RemoveElementAt(0);
LOG("Overriding decoded pts of %s with original pts of %" PRId64,
frame->mTime.ToString().get(), originalPts);
frame->mTime = TimeUnit::FromMicroseconds(originalPts);
}
aOutData = frame;
if (mNullOutputCount) {
mGotValidOutputAfterNullOutput = true;
}
return S_OK;
}
void WMFVideoMFTManager::Flush() {
MFTManager::Flush();
mPerformanceRecorder.Record(std::numeric_limits<int64_t>::max());
}
void WMFVideoMFTManager::Shutdown() {
if (mDXVA2Manager) {
mDXVA2Manager->BeforeShutdownVideoMFTDecoder();
}
mDecoder = nullptr;
mDXVA2Manager.reset();
}
bool WMFVideoMFTManager::IsHardwareAccelerated(
nsACString& aFailureReason) const {
aFailureReason = mDXVAFailureReason;
return mDecoder && mUseHwAccel;
}
nsCString WMFVideoMFTManager::GetDescriptionName() const {
nsCString failureReason;
bool hw = IsHardwareAccelerated(failureReason);
const char* formatName = [&]() {
if (!mDecoder) {
return "not initialized";
}
GUID format = mDecoder->GetOutputMediaSubType();
if (format == MFVideoFormat_NV12) {
if (!gfx::DeviceManagerDx::Get()->CanUseNV12()) {
return "nv12->argb32";
}
return "nv12";
}
if (format == MFVideoFormat_P010) {
if (!gfx::DeviceManagerDx::Get()->CanUseP010()) {
return "p010->argb32";
}
return "p010";
}
if (format == MFVideoFormat_P016) {
if (!gfx::DeviceManagerDx::Get()->CanUseP016()) {
return "p016->argb32";
}
return "p016";
}
if (format == MFVideoFormat_YV12) {
return "yv12";
}
return "unknown";
}();
const char* dxvaName = [&]() {
if (!mDXVA2Manager) {
return "no DXVA";
}
return "D3D11";
}();
return nsPrintfCString("wmf %s codec %s video decoder - %s, %s",
EnumValueToString(mStreamType),
hw ? "hardware" : "software", dxvaName, formatName);
}
nsCString WMFVideoMFTManager::GetCodecName() const {
switch (mStreamType) {
case WMFStreamType::H264:
return "h264"_ns;
case WMFStreamType::VP8:
return "vp8"_ns;
case WMFStreamType::VP9:
return "vp9"_ns;
case WMFStreamType::AV1:
return "av1"_ns;
case WMFStreamType::HEVC:
return "hevc"_ns;
default:
return "unknown"_ns;
};
}
bool WMFVideoMFTManager::UseZeroCopyVideoFrame() const {
if (mZeroCopyNV12Texture && mDXVA2Manager &&
mDXVA2Manager->SupportsZeroCopyNV12Texture()) {
return true;
}
return false;
}
GUID WMFVideoMFTManager::GetOutputSubtype() const {
switch (mVideoInfo.mColorDepth) {
case gfx::ColorDepth::COLOR_8:
return mUseHwAccel ? MFVideoFormat_NV12 : MFVideoFormat_YV12;
case gfx::ColorDepth::COLOR_10:
return MFVideoFormat_P010;
case gfx::ColorDepth::COLOR_12:
case gfx::ColorDepth::COLOR_16:
return MFVideoFormat_P016;
default:
MOZ_ASSERT_UNREACHABLE("Unexpected color depth");
return GUID_NULL;
}
}
} // namespace mozilla
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