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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_RENDERERS_DEFAULT_DECODER_FACTORY_H_
#define MEDIA_RENDERERS_DEFAULT_DECODER_FACTORY_H_
#include <memory>
#include "base/synchronization/lock.h"
#include "media/base/decoder_factory.h"
#include "media/base/media_export.h"
namespace media {
class MEDIA_EXPORT DefaultDecoderFactory : public DecoderFactory {
public:
// |external_decoder_factory| is optional decoder factory that provides
// additional decoders.
explicit DefaultDecoderFactory(
std::unique_ptr<DecoderFactory> external_decoder_factory);
~DefaultDecoderFactory() final;
void CreateAudioDecoders(
scoped_refptr<base::SingleThreadTaskRunner> task_runner,
MediaLog* media_log,
std::vector<std::unique_ptr<AudioDecoder>>* audio_decoders) final;
void CreateVideoDecoders(
scoped_refptr<base::SingleThreadTaskRunner> task_runner,
GpuVideoAcceleratorFactories* gpu_factories,
MediaLog* media_log,
const RequestOverlayInfoCB& request_overlay_info_cb,
const gfx::ColorSpace& target_color_space,
std::vector<std::unique_ptr<VideoDecoder>>* video_decoders) final;
// Called from the renderer thread to prevent any more decoders from being
// vended on other threads.
void Shutdown();
private:
base::Lock shutdown_lock_;
bool is_shutdown_ GUARDED_BY(shutdown_lock_) = false;
std::unique_ptr<DecoderFactory> external_decoder_factory_
GUARDED_BY(shutdown_lock_);
DISALLOW_COPY_AND_ASSIGN(DefaultDecoderFactory);
};
} // namespace media
#endif // MEDIA_RENDERERS_DEFAULT_DECODER_FACTORY_H_
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