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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "media/filters/default_renderer_factory.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/single_thread_task_runner.h" | |
9 #include "media/filters/audio_renderer_impl.h" | |
10 #include "media/filters/ffmpeg_audio_decoder.h" | |
11 #include "media/filters/ffmpeg_video_decoder.h" | |
12 #include "media/filters/gpu_video_accelerator_factories.h" | |
13 #include "media/filters/gpu_video_decoder.h" | |
14 #include "media/filters/opus_audio_decoder.h" | |
15 #include "media/filters/renderer_impl.h" | |
16 #include "media/filters/video_renderer_impl.h" | |
17 #include "media/filters/vpx_video_decoder.h" | |
18 | |
19 namespace media { | |
20 | |
21 // TODO(xhwang): We are abusing CreateMediaSourceErrorEvent() in a lot of places | |
DaleCurtis
2014/12/08 22:12:09
+1 ... though MSE abuses it to report things that
xhwang
2014/12/08 23:44:09
Acknowledged.
| |
22 // that are not MediaSource related. Fix this in a separate CL. | |
23 static void LogError(const scoped_refptr<MediaLog>& media_log, | |
24 const std::string& error) { | |
25 media_log->AddEvent(media_log->CreateMediaSourceErrorEvent(error)); | |
26 } | |
27 | |
28 DefaultRendererFactory::DefaultRendererFactory( | |
29 const ExternalRendererCreationCB& external_renderer_creation_cb, | |
30 const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner, | |
31 const scoped_refptr<MediaLog>& media_log, | |
32 const scoped_refptr<GpuVideoAcceleratorFactories>& gpu_factories, | |
33 const AudioHardwareConfig& audio_hardware_config) | |
34 : external_renderer_creation_cb_(external_renderer_creation_cb), | |
35 media_task_runner_(media_task_runner), | |
36 media_log_(media_log), | |
37 gpu_factories_(gpu_factories), | |
38 audio_hardware_config_(audio_hardware_config) { | |
39 } | |
40 | |
41 DefaultRendererFactory::~DefaultRendererFactory() { | |
42 } | |
43 | |
44 scoped_ptr<Renderer> DefaultRendererFactory::CreateRenderer( | |
45 AudioRendererSink* audio_renderer_sink) { | |
DaleCurtis
2014/12/08 22:12:09
Probably the sink could be created in the RenderFr
xhwang
2014/12/08 23:44:09
Actually I like to pass the AudioRendererSink in s
| |
46 LOG(ERROR) << __FUNCTION__; | |
DaleCurtis
2014/12/08 22:12:09
DVLOG() ?
xhwang
2014/12/08 23:44:09
oops, debug code that I forgot to remove :) remove
| |
47 DCHECK(audio_renderer_sink); | |
48 | |
49 if (!external_renderer_creation_cb_.is_null()) { | |
50 scoped_ptr<Renderer> renderer = | |
51 external_renderer_creation_cb_.Run(media_task_runner_); | |
52 if (renderer.get()) | |
53 return renderer.Pass(); | |
54 } | |
55 | |
56 // Create our audio decoders and renderer. | |
57 ScopedVector<AudioDecoder> audio_decoders; | |
58 | |
59 audio_decoders.push_back(new FFmpegAudioDecoder( | |
60 media_task_runner_, base::Bind(&LogError, media_log_))); | |
61 audio_decoders.push_back(new OpusAudioDecoder(media_task_runner_)); | |
62 | |
63 scoped_ptr<AudioRenderer> audio_renderer(new AudioRendererImpl( | |
64 media_task_runner_, audio_renderer_sink, audio_decoders.Pass(), | |
65 audio_hardware_config_, media_log_)); | |
66 | |
67 // Create our video decoders and renderer. | |
68 ScopedVector<VideoDecoder> video_decoders; | |
69 | |
70 // |gpu_factories_| requires that its entry points be called on its | |
71 // |GetTaskRunner()|. Since |pipeline_| will own decoders created from the | |
72 // factories, require that their message loops are identical. | |
73 DCHECK(!gpu_factories_.get() || | |
74 (gpu_factories_->GetTaskRunner() == media_task_runner_.get())); | |
75 | |
76 if (gpu_factories_.get()) | |
77 video_decoders.push_back(new GpuVideoDecoder(gpu_factories_)); | |
78 | |
79 #if !defined(MEDIA_DISABLE_LIBVPX) | |
80 video_decoders.push_back(new VpxVideoDecoder(media_task_runner_)); | |
81 #endif // !defined(MEDIA_DISABLE_LIBVPX) | |
82 | |
83 video_decoders.push_back(new FFmpegVideoDecoder(media_task_runner_)); | |
84 | |
85 scoped_ptr<VideoRenderer> video_renderer(new VideoRendererImpl( | |
86 media_task_runner_, video_decoders.Pass(), true, media_log_)); | |
87 | |
88 // Create renderer. | |
89 return scoped_ptr<Renderer>(new RendererImpl( | |
90 media_task_runner_, audio_renderer.Pass(), video_renderer.Pass())); | |
91 } | |
92 | |
93 } // namespace media | |
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