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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 REMOTING_HOST_AUDIO_PUMP_H_ | 5 #ifndef REMOTING_HOST_AUDIO_PUMP_H_ |
6 #define REMOTING_HOST_AUDIO_PUMP_H_ | 6 #define REMOTING_HOST_AUDIO_PUMP_H_ |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
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25 class AudioPacket; | 25 class AudioPacket; |
26 | 26 |
27 // AudioPump is responsible for fetching audio data from the AudioCapturer | 27 // AudioPump is responsible for fetching audio data from the AudioCapturer |
28 // and encoding it before passing it to the AudioStub for delivery to the | 28 // and encoding it before passing it to the AudioStub for delivery to the |
29 // client. Audio is captured and encoded on the audio thread and then passed to | 29 // client. Audio is captured and encoded on the audio thread and then passed to |
30 // AudioStub on the network thread. | 30 // AudioStub on the network thread. |
31 class AudioPump { | 31 class AudioPump { |
32 public: | 32 public: |
33 // The caller must ensure that the |audio_stub| is not destroyed until the | 33 // The caller must ensure that the |audio_stub| is not destroyed until the |
34 // pump is destroyed. | 34 // pump is destroyed. |
35 AudioPump( | 35 AudioPump(scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner, |
36 scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner, | 36 scoped_ptr<AudioCapturer> audio_capturer, |
37 scoped_ptr<AudioCapturer> audio_capturer, | 37 scoped_ptr<AudioEncoder> audio_encoder, |
38 scoped_ptr<AudioEncoder> audio_encoder, | 38 protocol::AudioStub* audio_stub); |
39 protocol::AudioStub* audio_stub); | |
40 virtual ~AudioPump(); | 39 virtual ~AudioPump(); |
41 | 40 |
42 // Pauses or resumes audio on a running session. This leaves the audio | 41 // Pauses or resumes audio on a running session. This leaves the audio |
43 // capturer running, and only affects whether or not the captured audio is | 42 // capturer running, and only affects whether or not the captured audio is |
44 // encoded and sent on the wire. | 43 // encoded and sent on the wire. |
45 void Pause(bool pause); | 44 void Pause(bool pause); |
46 | 45 |
47 private: | 46 private: |
48 class Core; | 47 class Core; |
49 | 48 |
50 // Called on the network thread to send a captured packet to the audio stub. | 49 // Called on the network thread to send a captured packet to the audio stub. |
51 void SendAudioPacket(scoped_ptr<AudioPacket> packet); | 50 void SendAudioPacket(scoped_ptr<AudioPacket> packet, int size); |
| 51 |
| 52 // Callback for BufferedSocketWriter. |
| 53 void OnPacketSent(int size); |
52 | 54 |
53 base::ThreadChecker thread_checker_; | 55 base::ThreadChecker thread_checker_; |
54 | 56 |
55 scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner_; | 57 scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner_; |
56 protocol::AudioStub* audio_stub_; | 58 protocol::AudioStub* audio_stub_; |
57 | 59 |
58 scoped_ptr<Core> core_; | 60 scoped_ptr<Core> core_; |
59 | 61 |
60 base::WeakPtrFactory<AudioPump> weak_factory_; | 62 base::WeakPtrFactory<AudioPump> weak_factory_; |
61 | 63 |
62 DISALLOW_COPY_AND_ASSIGN(AudioPump); | 64 DISALLOW_COPY_AND_ASSIGN(AudioPump); |
63 }; | 65 }; |
64 | 66 |
65 } // namespace remoting | 67 } // namespace remoting |
66 | 68 |
67 #endif // REMOTING_HOST_AUDIO_PUMP_H_ | 69 #endif // REMOTING_HOST_AUDIO_PUMP_H_ |
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