gecko-dev/dom/media/ipc/VideoDecoderChild.h

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3.5 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef include_ipc_VideoDecoderChild_h
#define include_ipc_VideoDecoderChild_h
#include "MediaResult.h"
#include "PlatformDecoderModule.h"
#include "mozilla/PVideoDecoderChild.h"
#include "IRemoteDecoderChild.h"
namespace mozilla {
class RemoteVideoDecoder;
class RemoteDecoderModule;
class VideoDecoderManagerChild;
using mozilla::ipc::IPCResult;
class VideoDecoderChild final : public PVideoDecoderChild,
public IRemoteDecoderChild {
friend class PVideoDecoderChild;
public:
explicit VideoDecoderChild();
// PVideoDecoderChild
IPCResult RecvOutput(const VideoDataIPDL& aData);
IPCResult RecvInputExhausted();
IPCResult RecvDrainComplete();
IPCResult RecvError(const nsresult& aError);
IPCResult RecvInitComplete(const nsCString& aDecoderDescription,
const bool& aHardware,
const nsCString& aHardwareReason,
const uint32_t& aConversion);
IPCResult RecvInitFailed(const nsresult& aReason);
IPCResult RecvFlushComplete();
IPCResult RecvShutdownComplete();
void ActorDestroy(ActorDestroyReason aWhy) override;
RefPtr<MediaDataDecoder::InitPromise> Init() override;
RefPtr<MediaDataDecoder::DecodePromise> Decode(
MediaRawData* aSample) override;
RefPtr<MediaDataDecoder::DecodePromise> Drain() override;
RefPtr<MediaDataDecoder::FlushPromise> Flush() override;
RefPtr<ShutdownPromise> Shutdown() override;
bool IsHardwareAccelerated(nsACString& aFailureReason) const override;
nsCString GetDescriptionName() const override;
void SetSeekThreshold(const media::TimeUnit& aTime) override;
MediaDataDecoder::ConversionRequired NeedsConversion() const override;
void DestroyIPDL() override;
MOZ_IS_CLASS_INIT
MediaResult InitIPDL(const VideoInfo& aVideoInfo, float aFramerate,
const CreateDecoderParams::OptionSet& aOptions,
const layers::TextureFactoryIdentifier& aIdentifier);
// Called from IPDL when our actor has been destroyed
void IPDLActorDestroyed();
VideoDecoderManagerChild* GetManager();
private:
~VideoDecoderChild();
void AssertOnManagerThread() const;
RefPtr<VideoDecoderChild> mIPDLSelfRef;
RefPtr<nsIThread> mThread;
MozPromiseHolder<MediaDataDecoder::InitPromise> mInitPromise;
MozPromiseHolder<MediaDataDecoder::DecodePromise> mDecodePromise;
MozPromiseHolder<MediaDataDecoder::DecodePromise> mDrainPromise;
MozPromiseHolder<MediaDataDecoder::FlushPromise> mFlushPromise;
MozPromiseHolder<ShutdownPromise> mShutdownPromise;
nsCString mHardwareAcceleratedReason;
nsCString mDescription;
bool mCanSend;
bool mInitialized;
bool mIsHardwareAccelerated;
MediaDataDecoder::ConversionRequired mConversion;
// Set to true if the actor got destroyed and we haven't yet notified the
// caller.
bool mNeedNewDecoder;
MediaDataDecoder::DecodedData mDecodedData;
nsCString mBlacklistedD3D11Driver;
nsCString mBlacklistedD3D9Driver;
TimeStamp mGPUCrashTime;
// Keep this instance alive during SendShutdown RecvShutdownComplete
// handshake.
RefPtr<VideoDecoderChild> mShutdownSelfRef;
};
} // namespace mozilla
#endif // include_ipc_VideoDecoderChild_h