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// Copyright 2014 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_BASE_RENDERER_FACTORY_H_
#define MEDIA_BASE_RENDERER_FACTORY_H_
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "media/base/media_export.h"
#include "media/base/renderer.h"
#include "media/base/surface_manager.h"
namespace base {
class SingleThreadTaskRunner;
class TaskRunner;
}
namespace media {
class AudioRendererSink;
class VideoRendererSink;
// A factory class for creating media::Renderer to be used by media pipeline.
class MEDIA_EXPORT RendererFactory {
public:
RendererFactory();
virtual ~RendererFactory();
// Creates and returns a Renderer. All methods of the created Renderer except
// for GetMediaTime() will be called on the |media_task_runner|.
// GetMediaTime() could be called on any thread.
// The created Renderer can use |audio_renderer_sink| to render audio and
// |video_renderer_sink| to render video.
virtual scoped_ptr<Renderer> CreateRenderer(
const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
const scoped_refptr<base::TaskRunner>& worker_task_runner,
AudioRendererSink* audio_renderer_sink,
VideoRendererSink* video_renderer_sink,
const RequestSurfaceCB& request_surface_cb) = 0;
private:
DISALLOW_COPY_AND_ASSIGN(RendererFactory);
};
} // namespace media
#endif // MEDIA_BASE_RENDERER_FACTORY_H_
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