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56816dd731
If remote decoding process crashes IPDLActor is destroyed but we don't have such info in RemoteDecoderChild. In this patch we store that status in mRemoteDecoderCrashed variable and reject any following decode requests. Differential Revision: https://phabricator.services.mozilla.com/D141962
87 lines
3.1 KiB
C++
87 lines
3.1 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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void SetSeekThreshold(const media::TimeUnit& aTime);
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MediaDataDecoder::ConversionRequired NeedsConversion() 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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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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};
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} // namespace mozilla
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#endif // include_dom_media_ipc_RemoteDecoderChild_h
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