blob: d362347e412de659d0bd62300ff502bdb7de097d [file] [log] [blame]
// 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.
#include <memory>
#include "base/macros.h"
#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 {
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<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 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