2017-12-05 11:23:00 +01:00
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/*
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2012-02-23 17:45:33 +00:00
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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2011-07-07 08:21:25 +00:00
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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2012-10-11 15:41:55 +00:00
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#ifndef MODULES_AUDIO_DEVICE_INCLUDE_AUDIO_DEVICE_H_
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#define MODULES_AUDIO_DEVICE_INCLUDE_AUDIO_DEVICE_H_
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2011-07-07 08:21:25 +00:00
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2017-09-15 06:47:31 +02:00
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#include "modules/audio_device/include/audio_device_defines.h"
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2017-10-04 13:27:21 +02:00
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#include "rtc_base/refcount.h"
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#include "rtc_base/scoped_ref_ptr.h"
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2011-07-07 08:21:25 +00:00
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namespace webrtc {
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class AudioDeviceModuleForTest;
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2017-10-04 13:27:21 +02:00
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class AudioDeviceModule : public rtc::RefCountInterface {
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2011-09-07 15:11:18 +00:00
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public:
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2017-10-17 14:47:44 +02:00
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// Deprecated.
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// TODO(henrika): to be removed.
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2011-09-07 15:11:18 +00:00
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enum ErrorCode { kAdmErrNone = 0, kAdmErrArgument = 1 };
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enum AudioLayer {
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kPlatformDefaultAudio = 0,
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kWindowsCoreAudio,
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kWindowsCoreAudio2, // experimental
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kLinuxAlsaAudio,
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kLinuxPulseAudio,
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kAndroidJavaAudio,
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kAndroidOpenSLESAudio,
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kAndroidJavaInputAndOpenSLESOutputAudio,
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kAndroidAAudioAudio,
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kAndroidJavaInputAndAAudioOutputAudio,
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kDummyAudio,
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};
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enum WindowsDeviceType {
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kDefaultCommunicationDevice = -1,
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kDefaultDevice = -2
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};
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2017-11-13 16:57:58 +01:00
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// TODO(bugs.webrtc.org/7306): deprecated.
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2011-09-07 15:11:18 +00:00
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enum ChannelType { kChannelLeft = 0, kChannelRight = 1, kChannelBoth = 2 };
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public:
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// Creates a default ADM for usage in production code.
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2017-11-13 12:47:59 +01:00
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static rtc::scoped_refptr<AudioDeviceModule> Create(
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const AudioLayer audio_layer);
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// Creates an ADM with support for extra test methods. Don't use this factory
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// in production code.
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static rtc::scoped_refptr<AudioDeviceModuleForTest> CreateForTest(
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const AudioLayer audio_layer);
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2017-11-16 16:15:49 +01:00
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// TODO(bugs.webrtc.org/7306): deprecated (to be removed).
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static rtc::scoped_refptr<AudioDeviceModule> Create(
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const int32_t id,
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const AudioLayer audio_layer);
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2011-09-07 15:11:18 +00:00
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// Retrieve the currently utilized audio layer
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virtual int32_t ActiveAudioLayer(AudioLayer* audioLayer) const = 0;
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// Full-duplex transportation of PCM audio
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virtual int32_t RegisterAudioCallback(AudioTransport* audioCallback) = 0;
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// Main initialization and termination
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virtual int32_t Init() = 0;
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virtual int32_t Terminate() = 0;
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virtual bool Initialized() const = 0;
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// Device enumeration
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virtual int16_t PlayoutDevices() = 0;
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virtual int16_t RecordingDevices() = 0;
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virtual int32_t PlayoutDeviceName(uint16_t index,
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char name[kAdmMaxDeviceNameSize],
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char guid[kAdmMaxGuidSize]) = 0;
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virtual int32_t RecordingDeviceName(uint16_t index,
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char name[kAdmMaxDeviceNameSize],
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char guid[kAdmMaxGuidSize]) = 0;
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2011-09-07 15:11:18 +00:00
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// Device selection
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virtual int32_t SetPlayoutDevice(uint16_t index) = 0;
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virtual int32_t SetPlayoutDevice(WindowsDeviceType device) = 0;
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virtual int32_t SetRecordingDevice(uint16_t index) = 0;
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virtual int32_t SetRecordingDevice(WindowsDeviceType device) = 0;
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// Audio transport initialization
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virtual int32_t PlayoutIsAvailable(bool* available) = 0;
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virtual int32_t InitPlayout() = 0;
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virtual bool PlayoutIsInitialized() const = 0;
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virtual int32_t RecordingIsAvailable(bool* available) = 0;
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virtual int32_t InitRecording() = 0;
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virtual bool RecordingIsInitialized() const = 0;
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// Audio transport control
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virtual int32_t StartPlayout() = 0;
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virtual int32_t StopPlayout() = 0;
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virtual bool Playing() const = 0;
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virtual int32_t StartRecording() = 0;
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virtual int32_t StopRecording() = 0;
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virtual bool Recording() const = 0;
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// Audio mixer initialization
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virtual int32_t InitSpeaker() = 0;
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virtual bool SpeakerIsInitialized() const = 0;
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virtual int32_t InitMicrophone() = 0;
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virtual bool MicrophoneIsInitialized() const = 0;
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// Speaker volume controls
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virtual int32_t SpeakerVolumeIsAvailable(bool* available) = 0;
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virtual int32_t SetSpeakerVolume(uint32_t volume) = 0;
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virtual int32_t SpeakerVolume(uint32_t* volume) const = 0;
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virtual int32_t MaxSpeakerVolume(uint32_t* maxVolume) const = 0;
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virtual int32_t MinSpeakerVolume(uint32_t* minVolume) const = 0;
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// Microphone volume controls
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virtual int32_t MicrophoneVolumeIsAvailable(bool* available) = 0;
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virtual int32_t SetMicrophoneVolume(uint32_t volume) = 0;
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virtual int32_t MicrophoneVolume(uint32_t* volume) const = 0;
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virtual int32_t MaxMicrophoneVolume(uint32_t* maxVolume) const = 0;
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virtual int32_t MinMicrophoneVolume(uint32_t* minVolume) const = 0;
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// Speaker mute control
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virtual int32_t SpeakerMuteIsAvailable(bool* available) = 0;
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virtual int32_t SetSpeakerMute(bool enable) = 0;
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virtual int32_t SpeakerMute(bool* enabled) const = 0;
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// Microphone mute control
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virtual int32_t MicrophoneMuteIsAvailable(bool* available) = 0;
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virtual int32_t SetMicrophoneMute(bool enable) = 0;
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virtual int32_t MicrophoneMute(bool* enabled) const = 0;
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// Stereo support
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virtual int32_t StereoPlayoutIsAvailable(bool* available) const = 0;
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virtual int32_t SetStereoPlayout(bool enable) = 0;
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virtual int32_t StereoPlayout(bool* enabled) const = 0;
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virtual int32_t StereoRecordingIsAvailable(bool* available) const = 0;
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virtual int32_t SetStereoRecording(bool enable) = 0;
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virtual int32_t StereoRecording(bool* enabled) const = 0;
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// Playout delay
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virtual int32_t PlayoutDelay(uint16_t* delayMS) const = 0;
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2014-12-09 16:22:09 +00:00
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// Only supported on Android.
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virtual bool BuiltInAECIsAvailable() const = 0;
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virtual bool BuiltInAGCIsAvailable() const = 0;
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virtual bool BuiltInNSIsAvailable() const = 0;
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2015-09-23 14:08:33 +02:00
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// Enables the built-in audio effects. Only supported on Android.
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virtual int32_t EnableBuiltInAEC(bool enable) = 0;
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virtual int32_t EnableBuiltInAGC(bool enable) = 0;
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virtual int32_t EnableBuiltInNS(bool enable) = 0;
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// Only supported on iOS.
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#if defined(WEBRTC_IOS)
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virtual int GetPlayoutAudioParameters(AudioParameters* params) const = 0;
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virtual int GetRecordAudioParameters(AudioParameters* params) const = 0;
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#endif // WEBRTC_IOS
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protected:
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~AudioDeviceModule() override {}
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};
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2018-09-05 14:34:40 +02:00
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// Extends the default ADM interface with some extra test methods.
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// Intended for usage in tests only and requires a unique factory method.
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class AudioDeviceModuleForTest : public AudioDeviceModule {
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public:
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// Triggers internal restart sequences of audio streaming. Can be used by
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// tests to emulate events corresponding to e.g. removal of an active audio
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// device or other actions which causes the stream to be disconnected.
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virtual int RestartPlayoutInternally() = 0;
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virtual int RestartRecordingInternally() = 0;
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virtual int SetPlayoutSampleRate(uint32_t sample_rate) = 0;
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virtual int SetRecordingSampleRate(uint32_t sample_rate) = 0;
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};
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2011-07-07 08:21:25 +00:00
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} // namespace webrtc
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2012-10-11 15:41:55 +00:00
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#endif // MODULES_AUDIO_DEVICE_INCLUDE_AUDIO_DEVICE_H_
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