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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "webkit/media/filter_helpers.h" | 5 #include "webkit/media/filter_helpers.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "media/base/filter_collection.h" | 8 #include "media/base/filter_collection.h" |
9 #include "media/base/message_loop_factory.h" | 9 #include "media/base/message_loop_factory.h" |
10 #include "media/filters/chunk_demuxer_factory.h" | 10 #include "media/filters/chunk_demuxer.h" |
11 #include "media/filters/dummy_demuxer_factory.h" | 11 #include "media/filters/dummy_demuxer.h" |
12 #include "media/filters/ffmpeg_audio_decoder.h" | 12 #include "media/filters/ffmpeg_audio_decoder.h" |
13 #include "media/filters/ffmpeg_demuxer_factory.h" | 13 #include "media/filters/ffmpeg_demuxer.h" |
14 #include "media/filters/ffmpeg_video_decoder.h" | 14 #include "media/filters/ffmpeg_video_decoder.h" |
15 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h" | 15 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h" |
16 #include "webkit/media/media_stream_client.h" | 16 #include "webkit/media/media_stream_client.h" |
17 | 17 |
18 namespace webkit_media { | 18 namespace webkit_media { |
19 | 19 |
20 // Constructs and adds the default audio/video decoders to |filter_collection|. | 20 // Constructs and adds the default audio/video decoders to |filter_collection|. |
21 static void AddDefaultDecodersToCollection( | 21 static void AddDefaultDecodersToCollection( |
22 media::MessageLoopFactory* message_loop_factory, | 22 media::MessageLoopFactory* message_loop_factory, |
23 media::FilterCollection* filter_collection, | 23 media::FilterCollection* filter_collection, |
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53 do { | 53 do { |
54 filter_collection->SelectVideoDecoder(&old_videodecoder); | 54 filter_collection->SelectVideoDecoder(&old_videodecoder); |
55 } while (old_videodecoder); | 55 } while (old_videodecoder); |
56 | 56 |
57 filter_collection->AddVideoDecoder(video_decoder); | 57 filter_collection->AddVideoDecoder(video_decoder); |
58 | 58 |
59 // TODO(vrk/wjia): Setting true for local_source is under the assumption | 59 // TODO(vrk/wjia): Setting true for local_source is under the assumption |
60 // that the MediaStream represents a local webcam. This will need to | 60 // that the MediaStream represents a local webcam. This will need to |
61 // change in the future when GetVideoDecoder is no longer hardcoded to | 61 // change in the future when GetVideoDecoder is no longer hardcoded to |
62 // only return CaptureVideoDecoders. | 62 // only return CaptureVideoDecoders. |
63 scoped_ptr<media::DemuxerFactory> demuxer_factory( | 63 // |
64 new media::DummyDemuxerFactory(true, false, true)); | 64 // See http://crbug.com/120426 for details. |
65 filter_collection->SetDemuxerFactory(demuxer_factory.Pass()); | 65 filter_collection->SetDemuxer(new media::DummyDemuxer(true, false, true)); |
66 | 66 |
67 return true; | 67 return true; |
68 } | 68 } |
69 | 69 |
70 bool BuildMediaSourceCollection( | 70 bool BuildMediaSourceCollection( |
71 const WebKit::WebURL& url, | 71 const WebKit::WebURL& url, |
72 const WebKit::WebURL& media_source_url, | 72 const WebKit::WebURL& media_source_url, |
73 media::ChunkDemuxerClient* client, | 73 media::ChunkDemuxerClient* client, |
74 media::MessageLoopFactory* message_loop_factory, | 74 media::MessageLoopFactory* message_loop_factory, |
75 media::FilterCollection* filter_collection, | 75 media::FilterCollection* filter_collection, |
76 scoped_refptr<media::FFmpegVideoDecoder>* video_decoder) { | 76 scoped_refptr<media::FFmpegVideoDecoder>* video_decoder) { |
77 if (media_source_url.isEmpty() || url != media_source_url) | 77 if (media_source_url.isEmpty() || url != media_source_url) |
78 return false; | 78 return false; |
79 | 79 |
80 scoped_ptr<media::DemuxerFactory> demuxer_factory( | 80 filter_collection->SetDemuxer(new media::ChunkDemuxer(client)); |
81 new media::ChunkDemuxerFactory(client)); | |
82 filter_collection->SetDemuxerFactory(demuxer_factory.Pass()); | |
83 | 81 |
84 AddDefaultDecodersToCollection(message_loop_factory, filter_collection, | 82 AddDefaultDecodersToCollection(message_loop_factory, filter_collection, |
85 video_decoder); | 83 video_decoder); |
86 return true; | 84 return true; |
87 } | 85 } |
88 | 86 |
89 void BuildDefaultCollection( | 87 void BuildDefaultCollection( |
90 const scoped_refptr<media::DataSource>& data_source, | 88 const scoped_refptr<media::DataSource>& data_source, |
| 89 bool local_source, |
91 media::MessageLoopFactory* message_loop_factory, | 90 media::MessageLoopFactory* message_loop_factory, |
92 media::FilterCollection* filter_collection, | 91 media::FilterCollection* filter_collection, |
93 scoped_refptr<media::FFmpegVideoDecoder>* video_decoder) { | 92 scoped_refptr<media::FFmpegVideoDecoder>* video_decoder) { |
94 scoped_ptr<media::DemuxerFactory> demuxer_factory( | 93 filter_collection->SetDemuxer(new media::FFmpegDemuxer( |
95 new media::FFmpegDemuxerFactory( | 94 message_loop_factory->GetMessageLoop("PipelineThread"), |
96 data_source, message_loop_factory->GetMessageLoop("PipelineThread"))); | 95 data_source, |
97 filter_collection->SetDemuxerFactory(demuxer_factory.Pass()); | 96 local_source)); |
98 | 97 |
99 AddDefaultDecodersToCollection(message_loop_factory, filter_collection, | 98 AddDefaultDecodersToCollection(message_loop_factory, filter_collection, |
100 video_decoder); | 99 video_decoder); |
101 } | 100 } |
102 | 101 |
103 } // webkit_media | 102 } // webkit_media |
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