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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "content/public/renderer/media_stream_utils.h" | 5 #include "content/public/renderer/media_stream_utils.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
11 #include "base/guid.h" | 11 #include "base/guid.h" |
12 #include "base/rand_util.h" | 12 #include "base/rand_util.h" |
13 #include "base/strings/utf_string_conversions.h" | 13 #include "base/strings/utf_string_conversions.h" |
14 #include "content/renderer/media/external_media_stream_audio_source.h" | 14 #include "content/renderer/media/external_media_stream_audio_source.h" |
15 #include "content/renderer/media/media_stream_video_capturer_source.h" | 15 #include "content/renderer/media/media_stream_video_capturer_source.h" |
16 #include "content/renderer/media/media_stream_video_source.h" | 16 #include "content/renderer/media/media_stream_video_source.h" |
17 #include "content/renderer/media/media_stream_video_track.h" | 17 #include "content/renderer/media/media_stream_video_track.h" |
18 #include "media/base/audio_capturer_source.h" | 18 #include "media/base/audio_capturer_source.h" |
19 #include "media/capture/video_capturer_source.h" | 19 #include "media/capture/video_capturer_source.h" |
20 #include "third_party/WebKit/public/platform/WebMediaStream.h" | 20 #include "third_party/WebKit/public/platform/WebMediaStream.h" |
21 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h" | 21 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h" |
22 #include "third_party/WebKit/public/web/WebMediaStreamRegistry.h" | 22 #include "third_party/WebKit/public/web/WebMediaStreamRegistry.h" |
23 | 23 |
24 namespace content { | 24 namespace content { |
25 | 25 |
26 bool AddVideoTrackToMediaStream( | 26 bool AddVideoTrackToMediaStream( |
27 std::unique_ptr<media::VideoCapturerSource> video_source, | 27 std::unique_ptr<media::VideoCapturerSource> video_source, |
| 28 bool is_remote, |
| 29 bool is_readonly, |
28 blink::WebMediaStream* web_media_stream) { | 30 blink::WebMediaStream* web_media_stream) { |
29 DCHECK(video_source.get()); | 31 DCHECK(video_source.get()); |
30 if (!web_media_stream || web_media_stream->isNull()) { | 32 if (!web_media_stream || web_media_stream->isNull()) { |
31 DLOG(ERROR) << "WebMediaStream is null"; | 33 DLOG(ERROR) << "WebMediaStream is null"; |
32 return false; | 34 return false; |
33 } | 35 } |
34 | 36 |
35 blink::WebMediaStreamSource web_media_stream_source; | 37 blink::WebMediaStreamSource web_media_stream_source; |
36 MediaStreamVideoSource* const media_stream_source = | 38 MediaStreamVideoSource* const media_stream_source = |
37 new MediaStreamVideoCapturerSource( | 39 new MediaStreamVideoCapturerSource( |
38 MediaStreamSource::SourceStoppedCallback(), std::move(video_source)); | 40 MediaStreamSource::SourceStoppedCallback(), std::move(video_source)); |
39 const blink::WebString track_id = | 41 const blink::WebString track_id = |
40 blink::WebString::fromUTF8(base::GenerateGUID()); | 42 blink::WebString::fromUTF8(base::GenerateGUID()); |
41 web_media_stream_source.initialize( | 43 web_media_stream_source.initialize(track_id, |
42 track_id, blink::WebMediaStreamSource::TypeVideo, track_id); | 44 blink::WebMediaStreamSource::TypeVideo, |
| 45 track_id, is_remote); |
43 // Takes ownership of |media_stream_source|. | 46 // Takes ownership of |media_stream_source|. |
44 web_media_stream_source.setExtraData(media_stream_source); | 47 web_media_stream_source.setExtraData(media_stream_source); |
45 | 48 |
46 blink::WebMediaConstraints constraints; | 49 blink::WebMediaConstraints constraints; |
47 constraints.initialize(); | 50 constraints.initialize(); |
48 web_media_stream->addTrack(MediaStreamVideoTrack::CreateVideoTrack( | 51 web_media_stream->addTrack(MediaStreamVideoTrack::CreateVideoTrack( |
49 media_stream_source, constraints, | 52 media_stream_source, constraints, |
50 MediaStreamVideoSource::ConstraintsCallback(), true)); | 53 MediaStreamVideoSource::ConstraintsCallback(), true)); |
51 return true; | 54 return true; |
52 } | 55 } |
53 | 56 |
54 bool AddAudioTrackToMediaStream( | 57 bool AddAudioTrackToMediaStream( |
55 scoped_refptr<media::AudioCapturerSource> audio_source, | 58 scoped_refptr<media::AudioCapturerSource> audio_source, |
56 int sample_rate, | 59 int sample_rate, |
57 media::ChannelLayout channel_layout, | 60 media::ChannelLayout channel_layout, |
58 int frames_per_buffer, | 61 int frames_per_buffer, |
| 62 bool is_remote, |
| 63 bool is_readonly, |
59 blink::WebMediaStream* web_media_stream) { | 64 blink::WebMediaStream* web_media_stream) { |
60 DCHECK(audio_source.get()); | 65 DCHECK(audio_source.get()); |
61 if (!web_media_stream || web_media_stream->isNull()) { | 66 if (!web_media_stream || web_media_stream->isNull()) { |
62 DLOG(ERROR) << "WebMediaStream is null"; | 67 DLOG(ERROR) << "WebMediaStream is null"; |
63 return false; | 68 return false; |
64 } | 69 } |
65 | 70 |
66 const media::AudioParameters params( | 71 const media::AudioParameters params( |
67 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout, | 72 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout, |
68 sample_rate, sizeof(int16_t) * 8, frames_per_buffer); | 73 sample_rate, sizeof(int16_t) * 8, frames_per_buffer); |
69 if (!params.IsValid()) { | 74 if (!params.IsValid()) { |
70 DLOG(ERROR) << "Invalid audio parameters."; | 75 DLOG(ERROR) << "Invalid audio parameters."; |
71 return false; | 76 return false; |
72 } | 77 } |
73 | 78 |
74 blink::WebMediaStreamSource web_media_stream_source; | 79 blink::WebMediaStreamSource web_media_stream_source; |
75 const blink::WebString track_id = | 80 const blink::WebString track_id = |
76 blink::WebString::fromUTF8(base::GenerateGUID()); | 81 blink::WebString::fromUTF8(base::GenerateGUID()); |
77 web_media_stream_source.initialize( | 82 web_media_stream_source.initialize(track_id, |
78 track_id, blink::WebMediaStreamSource::TypeAudio, track_id); | 83 blink::WebMediaStreamSource::TypeAudio, |
| 84 track_id, is_remote); |
79 MediaStreamAudioSource* const media_stream_source = | 85 MediaStreamAudioSource* const media_stream_source = |
80 new ExternalMediaStreamAudioSource(std::move(audio_source), sample_rate, | 86 new ExternalMediaStreamAudioSource(std::move(audio_source), sample_rate, |
81 channel_layout, frames_per_buffer); | 87 channel_layout, frames_per_buffer, |
| 88 is_remote); |
82 // Takes ownership of |media_stream_source|. | 89 // Takes ownership of |media_stream_source|. |
83 web_media_stream_source.setExtraData(media_stream_source); | 90 web_media_stream_source.setExtraData(media_stream_source); |
84 | 91 |
85 blink::WebMediaStreamTrack web_media_stream_track; | 92 blink::WebMediaStreamTrack web_media_stream_track; |
86 web_media_stream_track.initialize(web_media_stream_source); | 93 web_media_stream_track.initialize(web_media_stream_source); |
87 if (!media_stream_source->ConnectToTrack(web_media_stream_track)) | 94 if (!media_stream_source->ConnectToTrack(web_media_stream_track)) |
88 return false; | 95 return false; |
89 web_media_stream->addTrack(web_media_stream_track); | 96 web_media_stream->addTrack(web_media_stream_track); |
90 return true; | 97 return true; |
91 } | 98 } |
(...skipping 15 matching lines...) Expand all Loading... |
107 const blink::WebMediaStreamTrack& video_track) { | 114 const blink::WebMediaStreamTrack& video_track) { |
108 if (video_track.isNull()) | 115 if (video_track.isNull()) |
109 return; | 116 return; |
110 MediaStreamVideoSource* const source = | 117 MediaStreamVideoSource* const source = |
111 MediaStreamVideoSource::GetVideoSource(video_track.source()); | 118 MediaStreamVideoSource::GetVideoSource(video_track.source()); |
112 if (source) | 119 if (source) |
113 source->RequestRefreshFrame(); | 120 source->RequestRefreshFrame(); |
114 } | 121 } |
115 | 122 |
116 } // namespace content | 123 } // namespace content |
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