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Side by Side Diff: content/public/renderer/media_stream_utils.h

Issue 2425703002: Remove |remote| and |readonly| members of MediaStreamTrack (Closed)
Patch Set: Fixed webkit_tests Created 3 years, 9 months ago
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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 #ifndef CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_ 5 #ifndef CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_
6 #define CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_ 6 #define CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_
7 7
8 #include <memory> 8 #include <memory>
9 9
10 #include "base/memory/ref_counted.h" 10 #include "base/memory/ref_counted.h"
11 #include "content/common/content_export.h" 11 #include "content/common/content_export.h"
12 #include "media/base/channel_layout.h" 12 #include "media/base/channel_layout.h"
13 #include "media/capture/video_capture_types.h" 13 #include "media/capture/video_capture_types.h"
14 14
15 namespace blink { 15 namespace blink {
16 class WebMediaStream; 16 class WebMediaStream;
17 class WebMediaStreamTrack; 17 class WebMediaStreamTrack;
18 } 18 }
19 19
20 namespace media { 20 namespace media {
21 class AudioCapturerSource; 21 class AudioCapturerSource;
22 class VideoCapturerSource; 22 class VideoCapturerSource;
23 } 23 }
24 24
25 namespace content { 25 namespace content {
26 // These methods create a WebMediaStreamSource + MediaStreamSource pair with the 26 // These methods create a WebMediaStreamSource + MediaStreamSource pair with the
27 // provided audio or video capturer source. A new WebMediaStreamTrack + 27 // provided audio or video capturer source. A new WebMediaStreamTrack +
28 // MediaStreamTrack pair is created, connected to the source and is plugged into 28 // MediaStreamTrack pair is created, connected to the source and is plugged into
29 // the WebMediaStream (|web_media_stream|). 29 // the WebMediaStream (|web_media_stream|).
30 // |is_remote| should be true if the source of the data is not a local device.
31 // |is_readonly| should be true if the format of the data cannot be changed by
32 // MediaTrackConstraints.
33 CONTENT_EXPORT bool AddVideoTrackToMediaStream( 30 CONTENT_EXPORT bool AddVideoTrackToMediaStream(
34 std::unique_ptr<media::VideoCapturerSource> video_source, 31 std::unique_ptr<media::VideoCapturerSource> video_source,
35 bool is_remote,
36 bool is_readonly,
37 blink::WebMediaStream* web_media_stream); 32 blink::WebMediaStream* web_media_stream);
38 33
39 // |sample_rate|, |channel_layout|, and |frames_per_buffer| specify the audio 34 // |sample_rate|, |channel_layout|, and |frames_per_buffer| specify the audio
40 // parameters of the track. Generally, these should match the |audio_source| so 35 // parameters of the track. Generally, these should match the |audio_source| so
41 // that it does not have to perform unnecessary sample rate conversion or 36 // that it does not have to perform unnecessary sample rate conversion or
42 // channel mixing. 37 // channel mixing.
43 CONTENT_EXPORT bool AddAudioTrackToMediaStream( 38 CONTENT_EXPORT bool AddAudioTrackToMediaStream(
44 scoped_refptr<media::AudioCapturerSource> audio_source, 39 scoped_refptr<media::AudioCapturerSource> audio_source,
45 int sample_rate, 40 int sample_rate,
46 media::ChannelLayout channel_layout, 41 media::ChannelLayout channel_layout,
47 int frames_per_buffer, 42 int frames_per_buffer,
48 bool is_remote,
49 bool is_readonly,
50 blink::WebMediaStream* web_media_stream); 43 blink::WebMediaStream* web_media_stream);
51 44
52 // On success returns pointer to the current format of the given video track; 45 // On success returns pointer to the current format of the given video track;
53 // returns nullptr on failure (if the argument is invalid or if the format 46 // returns nullptr on failure (if the argument is invalid or if the format
54 // cannot be retrieved at the moment). 47 // cannot be retrieved at the moment).
55 CONTENT_EXPORT const media::VideoCaptureFormat* GetCurrentVideoTrackFormat( 48 CONTENT_EXPORT const media::VideoCaptureFormat* GetCurrentVideoTrackFormat(
56 const blink::WebMediaStreamTrack& video_track); 49 const blink::WebMediaStreamTrack& video_track);
57 50
58 // Requests that a refresh frame be sent "soon" (e.g., to resolve picture loss 51 // Requests that a refresh frame be sent "soon" (e.g., to resolve picture loss
59 // or quality issues). 52 // or quality issues).
60 CONTENT_EXPORT void RequestRefreshFrameFromVideoTrack( 53 CONTENT_EXPORT void RequestRefreshFrameFromVideoTrack(
61 const blink::WebMediaStreamTrack& video_track); 54 const blink::WebMediaStreamTrack& video_track);
62 55
63 } // namespace content 56 } // namespace content
64 57
65 #endif // CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_ 58 #endif // CONTENT_PUBLIC_RENDERER_MEDIA_STREAM_UTILS_H_
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