mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-28 12:45:27 +00:00
976 lines
32 KiB
C++
976 lines
32 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <algorithm>
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#include <winsdkver.h>
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#include "WMFVideoMFTManager.h"
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#include "MediaDecoderReader.h"
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#include "MediaPrefs.h"
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#include "WMFUtils.h"
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#include "ImageContainer.h"
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#include "VideoUtils.h"
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#include "DXVA2Manager.h"
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#include "nsThreadUtils.h"
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#include "Layers.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/layers/LayersTypes.h"
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#include "MediaInfo.h"
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#include "MediaPrefs.h"
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#include "mozilla/Logging.h"
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#include "mozilla/Preferences.h"
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#include "nsWindowsHelpers.h"
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#include "gfx2DGlue.h"
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#include "gfxWindowsPlatform.h"
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#include "IMFYCbCrImage.h"
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#include "mozilla/WindowsVersion.h"
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#include "mozilla/Telemetry.h"
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#include "nsPrintfCString.h"
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#include "MediaTelemetryConstants.h"
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#include "GMPUtils.h" // For SplitAt. TODO: Move SplitAt to a central place.
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#include "MP4Decoder.h"
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#include "VPXDecoder.h"
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#define LOG(...) MOZ_LOG(sPDMLog, mozilla::LogLevel::Debug, (__VA_ARGS__))
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using mozilla::layers::Image;
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using mozilla::layers::IMFYCbCrImage;
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using mozilla::layers::LayerManager;
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using mozilla::layers::LayersBackend;
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#if WINVER_MAXVER < 0x0A00
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// Windows 10+ SDK has VP80 and VP90 defines
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const GUID MFVideoFormat_VP80 =
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{
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0x30385056,
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0x0000,
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0x0010,
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{0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
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};
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const GUID MFVideoFormat_VP90 =
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{
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0x30395056,
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0x0000,
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0x0010,
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{0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
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};
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#endif
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const CLSID CLSID_WebmMfVp8Dec =
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{
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0x451e3cb7,
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0x2622,
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0x4ba5,
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{0x8e, 0x1d, 0x44, 0xb3, 0xc4, 0x1d, 0x09, 0x24}
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};
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const CLSID CLSID_WebmMfVp9Dec =
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{
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0x7ab4bd2,
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0x1979,
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0x4fcd,
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{0xa6, 0x97, 0xdf, 0x9a, 0xd1, 0x5b, 0x34, 0xfe}
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};
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namespace mozilla {
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WMFVideoMFTManager::WMFVideoMFTManager(
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const VideoInfo& aConfig,
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mozilla::layers::LayersBackend aLayersBackend,
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mozilla::layers::ImageContainer* aImageContainer,
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bool aDXVAEnabled)
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: mVideoInfo(aConfig)
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, mVideoStride(0)
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, mImageSize(aConfig.mImage)
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, mImageContainer(aImageContainer)
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, mDXVAEnabled(aDXVAEnabled)
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, mLayersBackend(aLayersBackend)
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, mNullOutputCount(0)
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, mGotValidOutputAfterNullOutput(false)
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, mGotExcessiveNullOutput(false)
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, mIsValid(true)
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// mVideoStride, mVideoWidth, mVideoHeight, mUseHwAccel are initialized in
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// Init().
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{
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MOZ_COUNT_CTOR(WMFVideoMFTManager);
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// Need additional checks/params to check vp8/vp9
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if (MP4Decoder::IsH264(aConfig.mMimeType)) {
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mStreamType = H264;
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} else if (VPXDecoder::IsVP8(aConfig.mMimeType)) {
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mStreamType = VP8;
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} else if (VPXDecoder::IsVP9(aConfig.mMimeType)) {
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mStreamType = VP9;
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} else {
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mStreamType = Unknown;
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}
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}
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WMFVideoMFTManager::~WMFVideoMFTManager()
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{
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MOZ_COUNT_DTOR(WMFVideoMFTManager);
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// Ensure DXVA/D3D9 related objects are released on the main thread.
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if (mDXVA2Manager) {
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DeleteOnMainThread(mDXVA2Manager);
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}
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// Record whether the video decoder successfully decoded, or output null
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// samples but did/didn't recover.
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uint32_t telemetry = (mNullOutputCount == 0) ? 0 :
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(mGotValidOutputAfterNullOutput && mGotExcessiveNullOutput) ? 1 :
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mGotExcessiveNullOutput ? 2 :
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mGotValidOutputAfterNullOutput ? 3 :
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4;
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nsCOMPtr<nsIRunnable> task = NS_NewRunnableFunction([=]() -> void {
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LOG(nsPrintfCString("Reporting telemetry VIDEO_MFT_OUTPUT_NULL_SAMPLES=%d", telemetry).get());
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Telemetry::Accumulate(Telemetry::ID::VIDEO_MFT_OUTPUT_NULL_SAMPLES, telemetry);
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});
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AbstractThread::MainThread()->Dispatch(task.forget());
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}
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const GUID&
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WMFVideoMFTManager::GetMFTGUID()
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{
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MOZ_ASSERT(mStreamType != Unknown);
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switch (mStreamType) {
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case H264: return CLSID_CMSH264DecoderMFT;
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case VP8: return CLSID_WebmMfVp8Dec;
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case VP9: return CLSID_WebmMfVp9Dec;
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default: return GUID_NULL;
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};
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}
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const GUID&
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WMFVideoMFTManager::GetMediaSubtypeGUID()
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{
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MOZ_ASSERT(mStreamType != Unknown);
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switch (mStreamType) {
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case H264: return MFVideoFormat_H264;
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case VP8: return MFVideoFormat_VP80;
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case VP9: return MFVideoFormat_VP90;
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default: return GUID_NULL;
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};
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}
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struct D3DDLLBlacklistingCache
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{
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// Blacklist pref value last seen.
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nsCString mBlacklistPref;
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// Non-empty if a blacklisted DLL was found.
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nsCString mBlacklistedDLL;
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};
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StaticAutoPtr<D3DDLLBlacklistingCache> sD3D11BlacklistingCache;
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StaticAutoPtr<D3DDLLBlacklistingCache> sD3D9BlacklistingCache;
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// If a blacklisted DLL is found, return its information, otherwise "".
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static const nsCString&
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FindDXVABlacklistedDLL(StaticAutoPtr<D3DDLLBlacklistingCache>& aDLLBlacklistingCache,
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const char* aDLLBlacklistPrefName)
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{
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NS_ASSERTION(NS_IsMainThread(), "Must be on main thread.");
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if (!aDLLBlacklistingCache) {
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// First time here, create persistent data that will be reused in all
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// D3D11-blacklisting checks.
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aDLLBlacklistingCache = new D3DDLLBlacklistingCache();
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ClearOnShutdown(&aDLLBlacklistingCache);
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}
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if (XRE_GetProcessType() == GeckoProcessType_GPU) {
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// The blacklist code doesn't support running in
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// the GPU process yet.
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aDLLBlacklistingCache->mBlacklistPref.SetLength(0);
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aDLLBlacklistingCache->mBlacklistedDLL.SetLength(0);
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return aDLLBlacklistingCache->mBlacklistedDLL;
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}
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nsAdoptingCString blacklist = Preferences::GetCString(aDLLBlacklistPrefName);
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if (blacklist.IsEmpty()) {
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// Empty blacklist -> No blacklisting.
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aDLLBlacklistingCache->mBlacklistPref.SetLength(0);
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aDLLBlacklistingCache->mBlacklistedDLL.SetLength(0);
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return aDLLBlacklistingCache->mBlacklistedDLL;
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}
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// Detect changes in pref.
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if (aDLLBlacklistingCache->mBlacklistPref.Equals(blacklist)) {
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// Same blacklist -> Return same result (i.e., don't check DLLs again).
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return aDLLBlacklistingCache->mBlacklistedDLL;
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}
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// Adopt new pref now, so we don't work on it again.
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aDLLBlacklistingCache->mBlacklistPref = blacklist;
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// media.wmf.disable-d3d*-for-dlls format: (whitespace is trimmed)
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// "dll1.dll: 1.2.3.4[, more versions...][; more dlls...]"
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nsTArray<nsCString> dlls;
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SplitAt(";", blacklist, dlls);
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for (const auto& dll : dlls) {
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nsTArray<nsCString> nameAndVersions;
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SplitAt(":", dll, nameAndVersions);
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if (nameAndVersions.Length() != 2) {
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NS_WARNING(nsPrintfCString("Skipping incorrect '%s' dll:versions format",
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aDLLBlacklistPrefName).get());
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continue;
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}
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nameAndVersions[0].CompressWhitespace();
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NS_ConvertUTF8toUTF16 name(nameAndVersions[0]);
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WCHAR systemPath[MAX_PATH + 1];
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if (!ConstructSystem32Path(name.get(), systemPath, MAX_PATH + 1)) {
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// Cannot build path -> Assume it's not the blacklisted DLL.
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continue;
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}
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DWORD zero;
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DWORD infoSize = GetFileVersionInfoSizeW(systemPath, &zero);
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if (infoSize == 0) {
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// Can't get file info -> Assume we don't have the blacklisted DLL.
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continue;
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}
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// vInfo is a pointer into infoData, that's why we keep it outside of the loop.
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auto infoData = MakeUnique<unsigned char[]>(infoSize);
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VS_FIXEDFILEINFO *vInfo;
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UINT vInfoLen;
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if (!GetFileVersionInfoW(systemPath, 0, infoSize, infoData.get())
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|| !VerQueryValueW(infoData.get(), L"\\", (LPVOID*)&vInfo, &vInfoLen)
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|| !vInfo) {
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// Can't find version -> Assume it's not blacklisted.
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continue;
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}
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nsTArray<nsCString> versions;
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SplitAt(",", nameAndVersions[1], versions);
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for (const auto& version : versions) {
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nsTArray<nsCString> numberStrings;
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SplitAt(".", version, numberStrings);
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if (numberStrings.Length() != 4) {
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NS_WARNING(nsPrintfCString("Skipping incorrect '%s' a.b.c.d version format",
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aDLLBlacklistPrefName).get());
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continue;
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}
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DWORD numbers[4];
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nsresult errorCode = NS_OK;
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for (int i = 0; i < 4; ++i) {
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numberStrings[i].CompressWhitespace();
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numbers[i] = DWORD(numberStrings[i].ToInteger(&errorCode));
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if (NS_FAILED(errorCode)) {
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break;
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}
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if (numbers[i] > UINT16_MAX) {
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errorCode = NS_ERROR_FAILURE;
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break;
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}
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}
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if (NS_FAILED(errorCode)) {
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NS_WARNING(nsPrintfCString("Skipping incorrect '%s' a.b.c.d version format",
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aDLLBlacklistPrefName).get());
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continue;
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}
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if (vInfo->dwFileVersionMS == ((numbers[0] << 16) | numbers[1])
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&& vInfo->dwFileVersionLS == ((numbers[2] << 16) | numbers[3])) {
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// Blacklisted! Record bad DLL.
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aDLLBlacklistingCache->mBlacklistedDLL.SetLength(0);
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aDLLBlacklistingCache->mBlacklistedDLL.AppendPrintf(
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"%s (%lu.%lu.%lu.%lu)",
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nameAndVersions[0].get(), numbers[0], numbers[1], numbers[2], numbers[3]);
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return aDLLBlacklistingCache->mBlacklistedDLL;
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}
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}
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}
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// No blacklisted DLL.
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aDLLBlacklistingCache->mBlacklistedDLL.SetLength(0);
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return aDLLBlacklistingCache->mBlacklistedDLL;
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}
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static const nsCString&
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FindD3D11BlacklistedDLL() {
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return FindDXVABlacklistedDLL(sD3D11BlacklistingCache,
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"media.wmf.disable-d3d11-for-dlls");
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}
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static const nsCString&
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FindD3D9BlacklistedDLL() {
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return FindDXVABlacklistedDLL(sD3D9BlacklistingCache,
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"media.wmf.disable-d3d9-for-dlls");
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}
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class CreateDXVAManagerEvent : public Runnable {
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public:
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CreateDXVAManagerEvent(LayersBackend aBackend, nsCString& aFailureReason)
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: mBackend(aBackend)
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, mFailureReason(aFailureReason)
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{}
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NS_IMETHOD Run() override {
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NS_ASSERTION(NS_IsMainThread(), "Must be on main thread.");
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nsACString* failureReason = &mFailureReason;
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nsCString secondFailureReason;
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bool allowD3D11 = (XRE_GetProcessType() == GeckoProcessType_GPU) ||
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MediaPrefs::PDMWMFAllowD3D11();
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if (mBackend == LayersBackend::LAYERS_D3D11 &&
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allowD3D11 && IsWin8OrLater()) {
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const nsCString& blacklistedDLL = FindD3D11BlacklistedDLL();
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if (!blacklistedDLL.IsEmpty()) {
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failureReason->AppendPrintf("D3D11 blacklisted with DLL %s",
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blacklistedDLL.get());
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} else {
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mDXVA2Manager = DXVA2Manager::CreateD3D11DXVA(*failureReason);
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if (mDXVA2Manager) {
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return NS_OK;
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}
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}
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// Try again with d3d9, but record the failure reason
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// into a new var to avoid overwriting the d3d11 failure.
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failureReason = &secondFailureReason;
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mFailureReason.Append(NS_LITERAL_CSTRING("; "));
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}
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const nsCString& blacklistedDLL = FindD3D9BlacklistedDLL();
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if (!blacklistedDLL.IsEmpty()) {
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mFailureReason.AppendPrintf("D3D9 blacklisted with DLL %s",
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blacklistedDLL.get());
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} else {
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mDXVA2Manager = DXVA2Manager::CreateD3D9DXVA(*failureReason);
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// Make sure we include the messages from both attempts (if applicable).
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mFailureReason.Append(secondFailureReason);
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}
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return NS_OK;
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}
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nsAutoPtr<DXVA2Manager> mDXVA2Manager;
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LayersBackend mBackend;
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nsACString& mFailureReason;
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};
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bool
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WMFVideoMFTManager::InitializeDXVA(bool aForceD3D9)
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{
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// If we use DXVA but aren't running with a D3D layer manager then the
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// readback of decoded video frames from GPU to CPU memory grinds painting
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// to a halt, and makes playback performance *worse*.
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if (!mDXVAEnabled) {
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mDXVAFailureReason.AssignLiteral("Hardware video decoding disabled or blacklisted");
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return false;
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}
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MOZ_ASSERT(!mDXVA2Manager);
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if (mLayersBackend != LayersBackend::LAYERS_D3D9 &&
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mLayersBackend != LayersBackend::LAYERS_D3D11) {
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mDXVAFailureReason.AssignLiteral("Unsupported layers backend");
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return false;
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}
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// The DXVA manager must be created on the main thread.
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RefPtr<CreateDXVAManagerEvent> event =
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new CreateDXVAManagerEvent(aForceD3D9 ? LayersBackend::LAYERS_D3D9
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: mLayersBackend,
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mDXVAFailureReason);
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if (NS_IsMainThread()) {
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event->Run();
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} else {
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NS_DispatchToMainThread(event, NS_DISPATCH_SYNC);
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}
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mDXVA2Manager = event->mDXVA2Manager;
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return mDXVA2Manager != nullptr;
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}
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bool
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WMFVideoMFTManager::ValidateVideoInfo()
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{
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// The WMF H.264 decoder is documented to have a minimum resolution
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// 48x48 pixels. We've observed the decoder working for output smaller than
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// that, but on some output it hangs in IMFTransform::ProcessOutput(), so
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// we just reject streams which are less than the documented minimum.
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// https://msdn.microsoft.com/en-us/library/windows/desktop/dd797815(v=vs.85).aspx
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static const int32_t MIN_H264_FRAME_DIMENSION = 48;
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if (mStreamType == H264 &&
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(mVideoInfo.mImage.width < MIN_H264_FRAME_DIMENSION ||
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mVideoInfo.mImage.height < MIN_H264_FRAME_DIMENSION)) {
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LogToBrowserConsole(NS_LITERAL_STRING(
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"Can't decode H.264 stream with width or height less than 48 pixels."));
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mIsValid = false;
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}
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return mIsValid;
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}
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bool
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WMFVideoMFTManager::Init()
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{
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if (!ValidateVideoInfo()) {
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return false;
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}
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bool success = InitInternal(/* aForceD3D9 = */ false);
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if (success && mDXVA2Manager) {
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// If we had some failures but eventually made it work,
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// make sure we preserve the messages.
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if (mDXVA2Manager->IsD3D11()) {
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mDXVAFailureReason.Append(NS_LITERAL_CSTRING("Using D3D11 API"));
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} else {
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mDXVAFailureReason.Append(NS_LITERAL_CSTRING("Using D3D9 API"));
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}
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}
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return success;
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}
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bool
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WMFVideoMFTManager::InitInternal(bool aForceD3D9)
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{
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mUseHwAccel = false; // default value; changed if D3D setup succeeds.
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bool useDxva = InitializeDXVA(aForceD3D9 ||
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mStreamType == VP8 || mStreamType == VP9);
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RefPtr<MFTDecoder> decoder(new MFTDecoder());
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HRESULT hr = decoder->Create(GetMFTGUID());
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NS_ENSURE_TRUE(SUCCEEDED(hr), false);
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RefPtr<IMFAttributes> attr(decoder->GetAttributes());
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UINT32 aware = 0;
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if (attr) {
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attr->GetUINT32(MF_SA_D3D_AWARE, &aware);
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attr->SetUINT32(CODECAPI_AVDecNumWorkerThreads,
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WMFDecoderModule::GetNumDecoderThreads());
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if ((XRE_GetProcessType() != GeckoProcessType_GPU) &&
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MediaPrefs::PDMWMFLowLatencyEnabled()) {
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hr = attr->SetUINT32(CODECAPI_AVLowLatencyMode, TRUE);
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if (SUCCEEDED(hr)) {
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LOG("Enabling Low Latency Mode");
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} else {
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LOG("Couldn't enable Low Latency Mode");
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}
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}
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}
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if (useDxva) {
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if (aware) {
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// TODO: Test if I need this anywhere... Maybe on Vista?
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//hr = attr->SetUINT32(CODECAPI_AVDecVideoAcceleration_H264, TRUE);
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//NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
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MOZ_ASSERT(mDXVA2Manager);
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ULONG_PTR manager = ULONG_PTR(mDXVA2Manager->GetDXVADeviceManager());
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hr = decoder->SendMFTMessage(MFT_MESSAGE_SET_D3D_MANAGER, manager);
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if (SUCCEEDED(hr)) {
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mUseHwAccel = true;
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} else {
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DeleteOnMainThread(mDXVA2Manager);
|
|
mDXVAFailureReason = nsPrintfCString("MFT_MESSAGE_SET_D3D_MANAGER failed with code %X", hr);
|
|
}
|
|
}
|
|
else {
|
|
mDXVAFailureReason.AssignLiteral("Decoder returned false for MF_SA_D3D_AWARE");
|
|
}
|
|
}
|
|
|
|
if (!mUseHwAccel) {
|
|
Telemetry::Accumulate(Telemetry::MEDIA_DECODER_BACKEND_USED,
|
|
uint32_t(media::MediaDecoderBackend::WMFSoftware));
|
|
}
|
|
|
|
mDecoder = decoder;
|
|
hr = SetDecoderMediaTypes();
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), false);
|
|
|
|
LOG("Video Decoder initialized, Using DXVA: %s", (mUseHwAccel ? "Yes" : "No"));
|
|
|
|
return true;
|
|
}
|
|
|
|
HRESULT
|
|
WMFVideoMFTManager::SetDecoderMediaTypes()
|
|
{
|
|
// Setup the input/output media types.
|
|
RefPtr<IMFMediaType> inputType;
|
|
HRESULT hr = wmf::MFCreateMediaType(getter_AddRefs(inputType));
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
hr = inputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
hr = inputType->SetGUID(MF_MT_SUBTYPE, GetMediaSubtypeGUID());
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
hr = inputType->SetUINT32(MF_MT_INTERLACE_MODE, MFVideoInterlace_MixedInterlaceOrProgressive);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
RefPtr<IMFMediaType> outputType;
|
|
hr = wmf::MFCreateMediaType(getter_AddRefs(outputType));
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
hr = outputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
GUID outputSubType = mUseHwAccel ? MFVideoFormat_NV12 : MFVideoFormat_YV12;
|
|
hr = outputType->SetGUID(MF_MT_SUBTYPE, outputSubType);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
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;
|
|
}
|
|
|
|
HRESULT hr = mDecoder->CreateInputSample(aSample->Data(),
|
|
uint32_t(aSample->Size()),
|
|
aSample->mTime,
|
|
&mLastInput);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr) && mLastInput != nullptr, hr);
|
|
|
|
mLastDuration = aSample->mDuration;
|
|
mLastTime = aSample->mTime;
|
|
mSamplesCount++;
|
|
|
|
// Forward sample data to the decoder.
|
|
return mDecoder->Input(mLastInput);
|
|
}
|
|
|
|
class SupportsConfigEvent : public Runnable {
|
|
public:
|
|
SupportsConfigEvent(DXVA2Manager* aDXVA2Manager, IMFMediaType* aMediaType, float aFramerate)
|
|
: mDXVA2Manager(aDXVA2Manager)
|
|
, mMediaType(aMediaType)
|
|
, mFramerate(aFramerate)
|
|
, mSupportsConfig(false)
|
|
{}
|
|
|
|
NS_IMETHOD Run() {
|
|
MOZ_ASSERT(NS_IsMainThread(), "Must be on main thread.");
|
|
mSupportsConfig = mDXVA2Manager->SupportsConfig(mMediaType, mFramerate);
|
|
return NS_OK;
|
|
}
|
|
DXVA2Manager* mDXVA2Manager;
|
|
IMFMediaType* mMediaType;
|
|
float mFramerate;
|
|
bool mSupportsConfig;
|
|
};
|
|
|
|
// The MFTransform we use for decoding h264 video will silently fall
|
|
// back to software decoding (even if we've negotiated DXVA) if the GPU
|
|
// doesn't support decoding the given 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 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* aType)
|
|
{
|
|
MOZ_ASSERT(mDXVA2Manager);
|
|
// SupportsConfig only checks for valid h264 decoders currently.
|
|
if (mStreamType != H264) {
|
|
return true;
|
|
}
|
|
|
|
// Assume the current samples duration is representative for the
|
|
// entire video.
|
|
float framerate = 1000000.0 / mLastDuration;
|
|
|
|
// The supports config check must be done on the main thread since we have
|
|
// a crash guard protecting it.
|
|
RefPtr<SupportsConfigEvent> event =
|
|
new SupportsConfigEvent(mDXVA2Manager, aType, framerate);
|
|
|
|
if (NS_IsMainThread()) {
|
|
event->Run();
|
|
} else {
|
|
NS_DispatchToMainThread(event, NS_DISPATCH_SYNC);
|
|
}
|
|
|
|
return event->mSupportsConfig;
|
|
}
|
|
|
|
HRESULT
|
|
WMFVideoMFTManager::ConfigureVideoFrameGeometry()
|
|
{
|
|
RefPtr<IMFMediaType> mediaType;
|
|
HRESULT hr = mDecoder->GetOutputMediaType(mediaType);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
// If we enabled/disabled DXVA in response to a resolution
|
|
// change then we need to renegotiate our media types,
|
|
// and resubmit our previous frame (since the MFT appears
|
|
// to lose it otherwise).
|
|
if (mUseHwAccel && !CanUseDXVA(mediaType)) {
|
|
mDXVAEnabled = false;
|
|
if (!Init()) {
|
|
return E_FAIL;
|
|
}
|
|
|
|
mDecoder->Input(mLastInput);
|
|
return S_OK;
|
|
}
|
|
|
|
// Verify that the video subtype is what we expect it to be.
|
|
// When using hardware acceleration/DXVA2 the video format should
|
|
// be NV12, which is DXVA2's preferred format. For software decoding
|
|
// we use YV12, as that's easier for us to stick into our rendering
|
|
// pipeline than NV12. NV12 has interleaved UV samples, whereas YV12
|
|
// is a planar format.
|
|
GUID videoFormat;
|
|
hr = mediaType->GetGUID(MF_MT_SUBTYPE, &videoFormat);
|
|
NS_ENSURE_TRUE(videoFormat == MFVideoFormat_NV12 || !mUseHwAccel, E_FAIL);
|
|
NS_ENSURE_TRUE(videoFormat == MFVideoFormat_YV12 || mUseHwAccel, E_FAIL);
|
|
|
|
nsIntRect pictureRegion;
|
|
hr = GetPictureRegion(mediaType, pictureRegion);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
|
|
UINT32 width = pictureRegion.width;
|
|
UINT32 height = pictureRegion.height;
|
|
mImageSize = nsIntSize(width, height);
|
|
// Calculate and validate the picture region and frame dimensions after
|
|
// scaling by the pixel aspect ratio.
|
|
pictureRegion = mVideoInfo.ScaledImageRect(width, height);
|
|
if (!IsValidVideoRegion(mImageSize, pictureRegion, mVideoInfo.mDisplay)) {
|
|
// Video track's frame sizes will overflow. Ignore the video track.
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (mDXVA2Manager) {
|
|
hr = mDXVA2Manager->ConfigureForSize(width, height);
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
}
|
|
|
|
// Success! Save state.
|
|
GetDefaultStride(mediaType, width, &mVideoStride);
|
|
|
|
LOG("WMFVideoMFTManager frame geometry frame=(%u,%u) stride=%u picture=(%d, %d, %d, %d) display=(%d,%d)",
|
|
width, height,
|
|
mVideoStride,
|
|
pictureRegion.x, pictureRegion.y, pictureRegion.width, pictureRegion.height,
|
|
mVideoInfo.mDisplay.width, mVideoInfo.mDisplay.height);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
// YV12, planar format: [YYYY....][VVVV....][UUUU....]
|
|
// i.e., Y, then V, then U.
|
|
VideoData::YCbCrBuffer b;
|
|
|
|
uint32_t videoWidth = mImageSize.width;
|
|
uint32_t videoHeight = mImageSize.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].mOffset = 0;
|
|
b.mPlanes[0].mSkip = 0;
|
|
|
|
// 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.
|
|
uint32_t padding = 0;
|
|
if (videoHeight % 16 != 0) {
|
|
padding = 16 - (videoHeight % 16);
|
|
}
|
|
uint32_t y_size = stride * (videoHeight + padding);
|
|
uint32_t v_size = stride * (videoHeight + padding) / 4;
|
|
uint32_t halfStride = (stride + 1) / 2;
|
|
uint32_t halfHeight = (videoHeight + 1) / 2;
|
|
uint32_t halfWidth = (videoWidth + 1) / 2;
|
|
|
|
// 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].mOffset = 0;
|
|
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].mOffset = 0;
|
|
b.mPlanes[2].mSkip = 0;
|
|
|
|
media::TimeUnit pts = GetSampleTime(aSample);
|
|
NS_ENSURE_TRUE(pts.IsValid(), E_FAIL);
|
|
media::TimeUnit duration = GetSampleDuration(aSample);
|
|
NS_ENSURE_TRUE(duration.IsValid(), E_FAIL);
|
|
nsIntRect pictureRegion = mVideoInfo.ScaledImageRect(videoWidth, videoHeight);
|
|
|
|
if (mLayersBackend != LayersBackend::LAYERS_D3D9 &&
|
|
mLayersBackend != LayersBackend::LAYERS_D3D11) {
|
|
RefPtr<VideoData> v =
|
|
VideoData::CreateAndCopyData(mVideoInfo,
|
|
mImageContainer,
|
|
aStreamOffset,
|
|
pts.ToMicroseconds(),
|
|
duration.ToMicroseconds(),
|
|
b,
|
|
false,
|
|
-1,
|
|
pictureRegion);
|
|
if (twoDBuffer) {
|
|
twoDBuffer->Unlock2D();
|
|
} else {
|
|
buffer->Unlock();
|
|
}
|
|
v.forget(aOutVideoData);
|
|
return S_OK;
|
|
}
|
|
|
|
RefPtr<layers::PlanarYCbCrImage> image =
|
|
new IMFYCbCrImage(buffer, twoDBuffer);
|
|
|
|
VideoData::SetVideoDataToImage(image,
|
|
mVideoInfo,
|
|
b,
|
|
pictureRegion,
|
|
false);
|
|
|
|
RefPtr<VideoData> v =
|
|
VideoData::CreateFromImage(mVideoInfo,
|
|
aStreamOffset,
|
|
pts.ToMicroseconds(),
|
|
duration.ToMicroseconds(),
|
|
image.forget(),
|
|
false,
|
|
-1,
|
|
pictureRegion);
|
|
|
|
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;
|
|
|
|
nsIntRect pictureRegion =
|
|
mVideoInfo.ScaledImageRect(mImageSize.width, mImageSize.height);
|
|
RefPtr<Image> image;
|
|
hr = mDXVA2Manager->CopyToImage(aSample,
|
|
pictureRegion,
|
|
getter_AddRefs(image));
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
NS_ENSURE_TRUE(image, E_FAIL);
|
|
|
|
media::TimeUnit pts = GetSampleTime(aSample);
|
|
NS_ENSURE_TRUE(pts.IsValid(), E_FAIL);
|
|
media::TimeUnit duration = GetSampleDuration(aSample);
|
|
NS_ENSURE_TRUE(duration.IsValid(), E_FAIL);
|
|
RefPtr<VideoData> v = VideoData::CreateFromImage(mVideoInfo,
|
|
aStreamOffset,
|
|
pts.ToMicroseconds(),
|
|
duration.ToMicroseconds(),
|
|
image.forget(),
|
|
false,
|
|
-1,
|
|
pictureRegion);
|
|
|
|
NS_ENSURE_TRUE(v, E_FAIL);
|
|
v.forget(aOutVideoData);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
// Blocks until decoded sample is produced by the deoder.
|
|
HRESULT
|
|
WMFVideoMFTManager::Output(int64_t aStreamOffset,
|
|
RefPtr<MediaData>& aOutData)
|
|
{
|
|
RefPtr<IMFSample> sample;
|
|
HRESULT hr;
|
|
aOutData = nullptr;
|
|
int typeChangeCount = 0;
|
|
bool wasDraining = mDraining;
|
|
int64_t sampleCount = mSamplesCount;
|
|
if (wasDraining) {
|
|
mSamplesCount = 0;
|
|
mDraining = false;
|
|
}
|
|
|
|
media::TimeUnit pts;
|
|
media::TimeUnit duration;
|
|
|
|
// 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) {
|
|
return MF_E_TRANSFORM_NEED_MORE_INPUT;
|
|
}
|
|
if (hr == MF_E_TRANSFORM_STREAM_CHANGE) {
|
|
// Video stream output type change. Probably a geometric apperature
|
|
// change. Reconfigure the video geometry, so that we output the
|
|
// correct size frames.
|
|
MOZ_ASSERT(!sample);
|
|
hr = ConfigureVideoFrameGeometry();
|
|
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
|
|
// 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;
|
|
}
|
|
pts = GetSampleTime(sample);
|
|
duration = GetSampleDuration(sample);
|
|
if (!pts.IsValid() || !duration.IsValid()) {
|
|
return E_FAIL;
|
|
}
|
|
if (wasDraining && sampleCount == 1 && pts == media::TimeUnit()) {
|
|
// WMF is unable to calculate a duration if only a single sample
|
|
// was parsed. Additionally, the pts always comes out at 0 under those
|
|
// circumstances.
|
|
// Seeing that we've only fed the decoder a single frame, the pts
|
|
// and duration are known, it's of the last sample.
|
|
pts = media::TimeUnit::FromMicroseconds(mLastTime);
|
|
duration = media::TimeUnit::FromMicroseconds(mLastDuration);
|
|
}
|
|
if (mSeekTargetThreshold.isSome()) {
|
|
if ((pts + duration) < mSeekTargetThreshold.ref()) {
|
|
LOG("Dropping video frame which pts is smaller than seek target.");
|
|
// It is necessary to clear the pointer to release the previous output
|
|
// buffer.
|
|
sample = nullptr;
|
|
continue;
|
|
}
|
|
mSeekTargetThreshold.reset();
|
|
}
|
|
break;
|
|
}
|
|
// Else unexpected error, assert, and 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);
|
|
|
|
aOutData = frame;
|
|
// Set the potentially corrected pts and duration.
|
|
aOutData->mTime = pts.ToMicroseconds();
|
|
aOutData->mDuration = duration.ToMicroseconds();
|
|
|
|
if (mNullOutputCount) {
|
|
mGotValidOutputAfterNullOutput = true;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
void
|
|
WMFVideoMFTManager::Shutdown()
|
|
{
|
|
mDecoder = nullptr;
|
|
DeleteOnMainThread(mDXVA2Manager);
|
|
}
|
|
|
|
bool
|
|
WMFVideoMFTManager::IsHardwareAccelerated(nsACString& aFailureReason) const
|
|
{
|
|
aFailureReason = mDXVAFailureReason;
|
|
return mDecoder && mUseHwAccel;
|
|
}
|
|
|
|
void
|
|
WMFVideoMFTManager::ConfigurationChanged(const TrackInfo& aConfig)
|
|
{
|
|
MOZ_ASSERT(aConfig.GetAsVideoInfo());
|
|
mVideoInfo = *aConfig.GetAsVideoInfo();
|
|
mImageSize = mVideoInfo.mImage;
|
|
ValidateVideoInfo();
|
|
}
|
|
|
|
} // namespace mozilla
|