// 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 #include "base/memory/ref_counted.h" #include "media/base/media_export.h" #include "media/base/media_resource.h" #include "media/base/overlay_info.h" #include "media/base/renderer.h" #include "ui/gfx/color_space.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(); RendererFactory(const RendererFactory&) = delete; RendererFactory& operator=(const RendererFactory&) = delete; 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 std::unique_ptr CreateRenderer( const scoped_refptr& media_task_runner, const scoped_refptr& worker_task_runner, AudioRendererSink* audio_renderer_sink, VideoRendererSink* video_renderer_sink, RequestOverlayInfoCB request_overlay_info_cb, const gfx::ColorSpace& target_color_space) = 0; // Returns the MediaResource::Type that should be used with the renderers // created by this factory. // NOTE: Returns Type::STREAM by default. virtual MediaResource::Type GetRequiredMediaResourceType(); }; } // namespace media #endif // MEDIA_BASE_RENDERER_FACTORY_H_