blob: f7c2f8da4020be7fcfd53536941bc4d631417e3f [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 "media/renderers/default_renderer_factory.h"
#include <memory>
#include <utility>
#include "base/bind.h"
#include "media/base/decoder_factory.h"
#include "media/renderers/audio_renderer_impl.h"
#include "media/renderers/renderer_impl.h"
#include "media/renderers/video_renderer_impl.h"
#include "media/video/gpu_memory_buffer_video_frame_pool.h"
#include "media/video/gpu_video_accelerator_factories.h"
namespace media {
DefaultRendererFactory::DefaultRendererFactory(
MediaLog* media_log,
DecoderFactory* decoder_factory,
const GetGpuFactoriesCB& get_gpu_factories_cb)
: media_log_(media_log),
decoder_factory_(decoder_factory),
get_gpu_factories_cb_(get_gpu_factories_cb) {
DCHECK(decoder_factory_);
}
DefaultRendererFactory::~DefaultRendererFactory() = default;
std::vector<std::unique_ptr<AudioDecoder>>
DefaultRendererFactory::CreateAudioDecoders(
const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner) {
// Create our audio decoders and renderer.
std::vector<std::unique_ptr<AudioDecoder>> audio_decoders;
decoder_factory_->CreateAudioDecoders(media_task_runner, media_log_,
&audio_decoders);
return audio_decoders;
}
std::vector<std::unique_ptr<VideoDecoder>>
DefaultRendererFactory::CreateVideoDecoders(
const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
const RequestOverlayInfoCB& request_overlay_info_cb,
const gfx::ColorSpace& target_color_space,
GpuVideoAcceleratorFactories* gpu_factories) {
// Create our video decoders and renderer.
std::vector<std::unique_ptr<VideoDecoder>> video_decoders;
decoder_factory_->CreateVideoDecoders(media_task_runner, gpu_factories,
media_log_, request_overlay_info_cb,
target_color_space, &video_decoders);
return video_decoders;
}
std::unique_ptr<Renderer> DefaultRendererFactory::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) {
DCHECK(audio_renderer_sink);
std::unique_ptr<AudioRenderer> audio_renderer(new AudioRendererImpl(
media_task_runner, audio_renderer_sink,
// Unretained is safe here, because the RendererFactory is guaranteed to
// outlive the RendererImpl. The RendererImpl is destroyed when WMPI
// destructor calls pipeline_controller_.Stop() -> PipelineImpl::Stop() ->
// RendererWrapper::Stop -> RendererWrapper::DestroyRenderer(). And the
// RendererFactory is owned by WMPI and gets called after WMPI destructor
// finishes.
base::Bind(&DefaultRendererFactory::CreateAudioDecoders,
base::Unretained(this), media_task_runner),
media_log_));
GpuVideoAcceleratorFactories* gpu_factories = nullptr;
if (!get_gpu_factories_cb_.is_null())
gpu_factories = get_gpu_factories_cb_.Run();
std::unique_ptr<GpuMemoryBufferVideoFramePool> gmb_pool;
if (gpu_factories && gpu_factories->ShouldUseGpuMemoryBuffersForVideoFrames(
false /* for_media_stream */)) {
gmb_pool = std::make_unique<GpuMemoryBufferVideoFramePool>(
std::move(media_task_runner), std::move(worker_task_runner),
gpu_factories);
}
std::unique_ptr<VideoRenderer> video_renderer(new VideoRendererImpl(
media_task_runner, video_renderer_sink,
// Unretained is safe here, because the RendererFactory is guaranteed to
// outlive the RendererImpl. The RendererImpl is destroyed when WMPI
// destructor calls pipeline_controller_.Stop() -> PipelineImpl::Stop() ->
// RendererWrapper::Stop -> RendererWrapper::DestroyRenderer(). And the
// RendererFactory is owned by WMPI and gets called after WMPI destructor
// finishes.
base::Bind(&DefaultRendererFactory::CreateVideoDecoders,
base::Unretained(this), media_task_runner,
request_overlay_info_cb, target_color_space, gpu_factories),
true, media_log_, std::move(gmb_pool)));
return std::make_unique<RendererImpl>(
media_task_runner, std::move(audio_renderer), std::move(video_renderer));
}
} // namespace media