зеркало из https://github.com/mozilla/gecko-dev.git
78 строки
2.2 KiB
C++
78 строки
2.2 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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#ifndef SHARED_DECODER_MANAGER_H_
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#define SHARED_DECODER_MANAGER_H_
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#include "PlatformDecoderModule.h"
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#include "mozilla/Monitor.h"
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namespace mozilla
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{
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class MediaDataDecoder;
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class SharedDecoderProxy;
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class SharedDecoderCallback;
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class SharedDecoderManager
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{
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SharedDecoderManager)
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SharedDecoderManager();
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already_AddRefed<MediaDataDecoder> CreateH264Decoder(
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const mp4_demuxer::VideoDecoderConfig& aConfig,
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layers::LayersBackend aLayersBackend,
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layers::ImageContainer* aImageContainer, MediaTaskQueue* aVideoTaskQueue,
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MediaDataDecoderCallback* aCallback);
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void SetReader(MediaDecoderReader* aReader);
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void Select(SharedDecoderProxy* aProxy);
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void SetIdle(MediaDataDecoder* aProxy);
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friend class SharedDecoderProxy;
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friend class SharedDecoderCallback;
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private:
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virtual ~SharedDecoderManager();
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void DrainComplete();
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nsRefPtr<MediaDataDecoder> mDecoder;
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SharedDecoderProxy* mActiveProxy;
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MediaDataDecoderCallback* mActiveCallback;
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nsAutoPtr<MediaDataDecoderCallback> mCallback;
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bool mWaitForInternalDrain;
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Monitor mMonitor;
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};
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class SharedDecoderProxy : public MediaDataDecoder
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{
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public:
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SharedDecoderProxy(SharedDecoderManager* aManager,
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MediaDataDecoderCallback* aCallback);
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virtual ~SharedDecoderProxy();
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virtual nsresult Init() MOZ_OVERRIDE;
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virtual nsresult Input(mp4_demuxer::MP4Sample* aSample) MOZ_OVERRIDE;
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virtual nsresult Flush() MOZ_OVERRIDE;
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virtual nsresult Drain() MOZ_OVERRIDE;
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virtual nsresult Shutdown() MOZ_OVERRIDE;
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virtual bool IsWaitingMediaResources() MOZ_OVERRIDE;
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virtual bool IsDormantNeeded() MOZ_OVERRIDE;
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virtual void ReleaseMediaResources() MOZ_OVERRIDE;
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virtual void ReleaseDecoder() MOZ_OVERRIDE;
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friend class SharedDecoderManager;
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private:
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nsRefPtr<SharedDecoderManager> mManager;
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MediaDataDecoderCallback* mCallback;
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};
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}
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#endif
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