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Side by Side Diff: chrome/renderer/media/cast_receiver_audio_valve.h

Issue 2623443002: Fix getUserMedia so that failure is reported for invalid audio sources. (Closed)
Patch Set: Address comments Created 3 years, 11 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 CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_ 5 #ifndef CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_
6 #define CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_ 6 #define CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_
7 7
8 #include "base/synchronization/lock.h" 8 #include "base/synchronization/lock.h"
9 #include "base/time/time.h" 9 #include "base/time/time.h"
10 #include "media/base/audio_capturer_source.h" 10 #include "media/base/audio_capturer_source.h"
(...skipping 13 matching lines...) Expand all
24 public base::RefCountedThreadSafe<CastReceiverAudioValve> { 24 public base::RefCountedThreadSafe<CastReceiverAudioValve> {
25 public: 25 public:
26 CastReceiverAudioValve(const media::AudioParameters& params, 26 CastReceiverAudioValve(const media::AudioParameters& params,
27 media::AudioCapturerSource::CaptureCallback* cb); 27 media::AudioCapturerSource::CaptureCallback* cb);
28 28
29 // Called on an unknown thread to provide more decoded audio data from the 29 // Called on an unknown thread to provide more decoded audio data from the
30 // Cast Receiver. 30 // Cast Receiver.
31 void DeliverDecodedAudio(const media::AudioBus* audio_bus, 31 void DeliverDecodedAudio(const media::AudioBus* audio_bus,
32 base::TimeTicks playout_time); 32 base::TimeTicks playout_time);
33 33
34 // Called to indicate that audio has started streaming and our capture
35 // callback should be notified.
36 void OnStarted();
37
34 // When this returns, no more calls will be forwarded to |cb|. 38 // When this returns, no more calls will be forwarded to |cb|.
35 void Stop(); 39 void Stop();
36 40
37 private: 41 private:
38 friend class base::RefCountedThreadSafe<CastReceiverAudioValve>; 42 friend class base::RefCountedThreadSafe<CastReceiverAudioValve>;
39 43
40 ~CastReceiverAudioValve(); 44 ~CastReceiverAudioValve();
41 45
42 // Called by AudioPushFifo zero or more times during the call to Capture(). 46 // Called by AudioPushFifo zero or more times during the call to Capture().
43 // Delivers audio data in the required buffer size to |cb_|. 47 // Delivers audio data in the required buffer size to |cb_|.
44 void DeliverRebufferedAudio(const media::AudioBus& audio_bus, 48 void DeliverRebufferedAudio(const media::AudioBus& audio_bus,
45 int frame_delay); 49 int frame_delay);
46 50
47 media::AudioCapturerSource::CaptureCallback* cb_; 51 media::AudioCapturerSource::CaptureCallback* cb_;
48 base::Lock lock_; 52 base::Lock lock_;
49 53
50 media::AudioPushFifo fifo_; 54 media::AudioPushFifo fifo_;
51 const int sample_rate_; 55 const int sample_rate_;
52 56
53 // Used to pass the current playout time between DeliverDecodedAudio() and 57 // Used to pass the current playout time between DeliverDecodedAudio() and
54 // DeviliverRebufferedAudio(). 58 // DeviliverRebufferedAudio().
55 base::TimeTicks current_playout_time_; 59 base::TimeTicks current_playout_time_;
56 }; 60 };
57 61
58 #endif // CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_ 62 #endif // CHROME_RENDERER_MEDIA_CAST_RECEIVER_AUDIO_VALVE_H_
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