92 lines
3.3 KiB
C++
92 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef include_dom_media_ipc_RemoteDecoderChild_h
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#define include_dom_media_ipc_RemoteDecoderChild_h
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#include <functional>
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#include "mozilla/PRemoteDecoderChild.h"
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#include "mozilla/RemoteDecoderManagerChild.h"
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#include "mozilla/ShmemRecycleAllocator.h"
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namespace mozilla {
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class RemoteDecoderManagerChild;
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using mozilla::MediaDataDecoder;
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using mozilla::ipc::IPCResult;
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class RemoteDecoderChild : public ShmemRecycleAllocator<RemoteDecoderChild>,
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public PRemoteDecoderChild {
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friend class PRemoteDecoderChild;
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(RemoteDecoderChild);
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explicit RemoteDecoderChild(RemoteDecodeIn aLocation);
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void ActorDestroy(ActorDestroyReason aWhy) override;
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// This interface closely mirrors the MediaDataDecoder plus a bit
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// (DestroyIPDL) to allow proxying to a remote decoder in RemoteDecoderModule.
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RefPtr<MediaDataDecoder::InitPromise> Init();
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RefPtr<MediaDataDecoder::DecodePromise> Decode(
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const nsTArray<RefPtr<MediaRawData>>& aSamples);
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RefPtr<MediaDataDecoder::DecodePromise> Drain();
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RefPtr<MediaDataDecoder::FlushPromise> Flush();
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RefPtr<mozilla::ShutdownPromise> Shutdown();
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bool IsHardwareAccelerated(nsACString& aFailureReason) const;
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nsCString GetDescriptionName() const;
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nsCString GetProcessName() const;
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nsCString GetCodecName() const;
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void SetSeekThreshold(const media::TimeUnit& aTime);
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MediaDataDecoder::ConversionRequired NeedsConversion() const;
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bool ShouldDecoderAlwaysBeRecycled() const;
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void DestroyIPDL();
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// Called from IPDL when our actor has been destroyed
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void IPDLActorDestroyed();
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RemoteDecoderManagerChild* GetManager();
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protected:
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virtual ~RemoteDecoderChild();
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void AssertOnManagerThread() const;
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virtual MediaResult ProcessOutput(DecodedOutputIPDL&& aDecodedData) = 0;
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virtual void RecordShutdownTelemetry(bool aForAbnormalShutdown) {}
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RefPtr<RemoteDecoderChild> mIPDLSelfRef;
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MediaDataDecoder::DecodedData mDecodedData;
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const RemoteDecodeIn mLocation;
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private:
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const nsCOMPtr<nsISerialEventTarget> mThread;
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MozPromiseHolder<MediaDataDecoder::InitPromise> mInitPromise;
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MozPromiseRequestHolder<PRemoteDecoderChild::InitPromise> mInitPromiseRequest;
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MozPromiseHolder<MediaDataDecoder::DecodePromise> mDecodePromise;
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MozPromiseHolder<MediaDataDecoder::DecodePromise> mDrainPromise;
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MozPromiseHolder<MediaDataDecoder::FlushPromise> mFlushPromise;
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MozPromiseHolder<mozilla::ShutdownPromise> mShutdownPromise;
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void HandleRejectionError(
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const ipc::ResponseRejectReason& aReason,
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std::function<void(const MediaResult&)>&& aCallback);
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nsCString mHardwareAcceleratedReason;
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nsCString mDescription;
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nsCString mProcessName;
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nsCString mCodecName;
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bool mIsHardwareAccelerated = false;
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bool mRemoteDecoderCrashed = false;
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MediaDataDecoder::ConversionRequired mConversion =
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MediaDataDecoder::ConversionRequired::kNeedNone;
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bool mShouldDecoderAlwaysBeRecycled = false;
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};
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} // namespace mozilla
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#endif // include_dom_media_ipc_RemoteDecoderChild_h
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