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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_dom_media_ipc_RemoteDecoderChild_h
#define include_dom_media_ipc_RemoteDecoderChild_h
#include <functional>
#include "mozilla/PRemoteDecoderChild.h"
#include "mozilla/RemoteDecoderManagerChild.h"
#include "mozilla/ShmemRecycleAllocator.h"
namespace mozilla {
class RemoteDecoderManagerChild;
using mozilla::MediaDataDecoder;
using mozilla::ipc::IPCResult;
class RemoteDecoderChild : public ShmemRecycleAllocator<RemoteDecoderChild>,
public PRemoteDecoderChild {
friend class PRemoteDecoderChild;
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(RemoteDecoderChild);
explicit RemoteDecoderChild(RemoteDecodeIn aLocation);
void ActorDestroy(ActorDestroyReason aWhy) override;
// This interface closely mirrors the MediaDataDecoder plus a bit
// (DestroyIPDL) to allow proxying to a remote decoder in RemoteDecoderModule.
RefPtr<MediaDataDecoder::InitPromise> Init();
RefPtr<MediaDataDecoder::DecodePromise> Decode(
const nsTArray<RefPtr<MediaRawData>>& aSamples);
RefPtr<MediaDataDecoder::DecodePromise> Drain();
RefPtr<MediaDataDecoder::FlushPromise> Flush();
RefPtr<mozilla::ShutdownPromise> Shutdown();
bool IsHardwareAccelerated(nsACString& aFailureReason) const;
nsCString GetDescriptionName() const;
nsCString GetProcessName() const;
nsCString GetCodecName() const;
void SetSeekThreshold(const media::TimeUnit& aTime);
MediaDataDecoder::ConversionRequired NeedsConversion() const;
void DestroyIPDL();
// Called from IPDL when our actor has been destroyed
void IPDLActorDestroyed();
RemoteDecoderManagerChild* GetManager();
protected:
virtual ~RemoteDecoderChild();
void AssertOnManagerThread() const;
virtual MediaResult ProcessOutput(DecodedOutputIPDL&& aDecodedData) = 0;
virtual void RecordShutdownTelemetry(bool aForAbnormalShutdown) {}
RefPtr<RemoteDecoderChild> mIPDLSelfRef;
MediaDataDecoder::DecodedData mDecodedData;
const RemoteDecodeIn mLocation;
private:
const nsCOMPtr<nsISerialEventTarget> mThread;
MozPromiseHolder<MediaDataDecoder::InitPromise> mInitPromise;
MozPromiseRequestHolder<PRemoteDecoderChild::InitPromise> mInitPromiseRequest;
MozPromiseHolder<MediaDataDecoder::DecodePromise> mDecodePromise;
MozPromiseHolder<MediaDataDecoder::DecodePromise> mDrainPromise;
MozPromiseHolder<MediaDataDecoder::FlushPromise> mFlushPromise;
MozPromiseHolder<mozilla::ShutdownPromise> mShutdownPromise;
void HandleRejectionError(
const ipc::ResponseRejectReason& aReason,
std::function<void(const MediaResult&)>&& aCallback);
nsCString mHardwareAcceleratedReason;
nsCString mDescription;
nsCString mProcessName;
nsCString mCodecName;
bool mIsHardwareAccelerated = false;
bool mRemoteDecoderCrashed = false;
MediaDataDecoder::ConversionRequired mConversion =
MediaDataDecoder::ConversionRequired::kNeedNone;
};
} // namespace mozilla
#endif // include_dom_media_ipc_RemoteDecoderChild_h
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