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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 "remoting/host/audio_capturer_linux.h" | 5 #include "remoting/host/audio_capturer_linux.h" |
| 6 | 6 |
| 7 #include "base/file_path.h" | 7 #include "base/file_path.h" |
| 8 #include "base/lazy_instance.h" | 8 #include "base/lazy_instance.h" |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "remoting/proto/audio.pb.h" | 10 #include "remoting/proto/audio.pb.h" |
| 11 | 11 |
| 12 namespace remoting { | 12 namespace remoting { |
| 13 | 13 |
| 14 namespace { | 14 namespace { |
| 15 | 15 |
| 16 // PulseAudio's module-pipe-sink must be configured to use the following | 16 // PulseAudio's module-pipe-sink must be configured to use the following |
| 17 // parameters for the sink we read from. | 17 // parameters for the sink we read from. |
| 18 const AudioPacket_SamplingRate kSamplingRate = AudioPacket::SAMPLING_RATE_48000; | 18 const AudioPacket_SamplingRate kSamplingRate = AudioPacket::SAMPLING_RATE_48000; |
| 19 | 19 |
| 20 base::LazyInstance<scoped_refptr<AudioPipeReader> >::Leaky | 20 base::LazyInstance<scoped_refptr<AudioPipeReader> >::Leaky |
| 21 g_pulseaudio_pipe_sink_reader = LAZY_INSTANCE_INITIALIZER; | 21 g_pulseaudio_pipe_sink_reader = LAZY_INSTANCE_INITIALIZER; |
| 22 | 22 |
| 23 } // namespace | 23 } // namespace |
| 24 | 24 |
| 25 // TODO(wez): Remove this and have the DesktopEnvironmentFactory own the | 25 // TODO(wez): Remove this and have the DesktopEnvironmentFactory own the |
| 26 // AudioPipeReader rather than having it process-global. | 26 // AudioPipeReader rather than having it process-global. |
| 27 // See crbug.com/161373 and crbug.com/104544. | 27 // See crbug.com/161373 and crbug.com/104544. |
| 28 void AudioCapturerLinux::InitializePipeReader( | 28 void AudioCapturerLinux::InitializePipeReader( |
| 29 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 29 scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| 30 const FilePath& pipe_name) { | 30 const base::FilePath& pipe_name) { |
| 31 scoped_refptr<AudioPipeReader> pipe_reader; | 31 scoped_refptr<AudioPipeReader> pipe_reader; |
| 32 if (!pipe_name.empty()) | 32 if (!pipe_name.empty()) |
| 33 pipe_reader = AudioPipeReader::Create(task_runner, pipe_name); | 33 pipe_reader = AudioPipeReader::Create(task_runner, pipe_name); |
| 34 g_pulseaudio_pipe_sink_reader.Get() = pipe_reader; | 34 g_pulseaudio_pipe_sink_reader.Get() = pipe_reader; |
| 35 } | 35 } |
| 36 | 36 |
| 37 AudioCapturerLinux::AudioCapturerLinux( | 37 AudioCapturerLinux::AudioCapturerLinux( |
| 38 scoped_refptr<AudioPipeReader> pipe_reader) | 38 scoped_refptr<AudioPipeReader> pipe_reader) |
| 39 : pipe_reader_(pipe_reader), | 39 : pipe_reader_(pipe_reader), |
| 40 silence_detector_(0) { | 40 silence_detector_(0) { |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 84 | 84 |
| 85 scoped_ptr<AudioCapturer> AudioCapturer::Create() { | 85 scoped_ptr<AudioCapturer> AudioCapturer::Create() { |
| 86 scoped_refptr<AudioPipeReader> reader = | 86 scoped_refptr<AudioPipeReader> reader = |
| 87 g_pulseaudio_pipe_sink_reader.Get(); | 87 g_pulseaudio_pipe_sink_reader.Get(); |
| 88 if (!reader) | 88 if (!reader) |
| 89 return scoped_ptr<AudioCapturer>(); | 89 return scoped_ptr<AudioCapturer>(); |
| 90 return scoped_ptr<AudioCapturer>(new AudioCapturerLinux(reader)); | 90 return scoped_ptr<AudioCapturer>(new AudioCapturerLinux(reader)); |
| 91 } | 91 } |
| 92 | 92 |
| 93 } // namespace remoting | 93 } // namespace remoting |
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