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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.
- #include "media/renderers/default_renderer_factory.h"
- #include <memory>
- #include <utility>
- #include "base/bind.h"
- #include "build/build_config.h"
- #include "media/base/audio_buffer.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 {
- #if BUILDFLAG(IS_ANDROID)
- 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_);
- }
- #else
- DefaultRendererFactory::DefaultRendererFactory(
- MediaLog* media_log,
- DecoderFactory* decoder_factory,
- const GetGpuFactoriesCB& get_gpu_factories_cb,
- std::unique_ptr<SpeechRecognitionClient> speech_recognition_client)
- : media_log_(media_log),
- decoder_factory_(decoder_factory),
- get_gpu_factories_cb_(get_gpu_factories_cb),
- speech_recognition_client_(std::move(speech_recognition_client)) {
- DCHECK(decoder_factory_);
- }
- #endif
- 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,
- 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_,
- std::move(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,
- 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::BindRepeating(&DefaultRendererFactory::CreateAudioDecoders,
- base::Unretained(this), media_task_runner),
- #if BUILDFLAG(IS_ANDROID)
- media_log_));
- #else
- media_log_, speech_recognition_client_.get()));
- #endif
- GpuVideoAcceleratorFactories* gpu_factories = nullptr;
- if (get_gpu_factories_cb_)
- 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>(
- 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::BindRepeating(&DefaultRendererFactory::CreateVideoDecoders,
- base::Unretained(this), media_task_runner,
- std::move(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
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