webrtc/modules/audio_device/main/source/audio_device_impl.cc

2186 lines
70 KiB
C++

/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "audio_device_impl.h"
#include "audio_device_config.h"
#include "critical_section_wrapper.h"
#include "trace.h"
#if defined(_WIN32)
#include "audio_device_utility_windows.h"
#include "audio_device_windows_wave.h"
#if defined(WEBRTC_WINDOWS_CORE_AUDIO_BUILD)
#include "audio_device_windows_core.h"
#endif
#elif defined(WEBRTC_ANDROID_NATIVE)
#include <stdlib.h>
#include "audio_device_utility_android.h"
#include "audio_device_android_native.h"
#elif defined(ANDROID)
#include <stdlib.h>
#include "audio_device_utility_android.h"
#include "audio_device_android_jni.h"
#elif defined(WEBRTC_LINUX)
#include "audio_device_utility_linux.h"
#if defined(LINUX_ALSA)
#include "audio_device_linux_alsa.h"
#endif
#if defined(LINUX_PULSE)
#include "audio_device_linux_pulse.h"
#endif
#elif defined(MAC_IPHONE)
#include "audio_device_utility_iphone.h"
#include "audio_device_iphone.h"
#elif (defined(WEBRTC_MAC_INTEL) || defined(WEBRTC_MAC))
#include "audio_device_utility_mac.h"
#include "audio_device_mac.h"
#endif
#include "audio_device_dummy.h"
// audio_device_utility_linux.h is used for both linux device and dummy device
#include "audio_device_utility_linux.h"
#include <cassert>
#define CHECK_INITIALIZED() \
{ \
if (!_initialized) { \
return -1; \
}; \
}
#define CHECK_INITIALIZED_BOOL() \
{ \
if (!_initialized) { \
return false; \
}; \
}
namespace webrtc
{
// ============================================================================
// Static methods
// ============================================================================
// ----------------------------------------------------------------------------
// AudioDeviceModule::Create()
// ----------------------------------------------------------------------------
AudioDeviceModule* AudioDeviceModule::Create(const WebRtc_Word32 id,
const AudioLayer audioLayer)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, id, "Create(audioLayer=%d)", (int)audioLayer);
// Create the generic (platform independent) implementation
//
AudioDeviceModuleImpl* audioDevice = static_cast<AudioDeviceModuleImpl*> (new AudioDeviceModuleImpl(id, audioLayer));
if (audioDevice->CheckPlatform() == -1)
{
delete audioDevice;
return NULL;
}
// Create the platform-dependent implementation
//
if (audioDevice->CreatePlatformSpecificObjects() == -1)
{
delete audioDevice;
return NULL;
}
// Ensure that the generic audio buffer can communicate with the platform-specific parts
//
if (audioDevice->AttachAudioBuffer() == -1)
{
delete audioDevice;
return NULL;
}
return audioDevice;
}
// ----------------------------------------------------------------------------
// AudioDeviceModule::Destroy()
// ----------------------------------------------------------------------------
void AudioDeviceModule::Destroy(AudioDeviceModule* module)
{
if (module)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, static_cast<AudioDeviceModuleImpl*>(module)->Id(), "Destroy()");
delete static_cast<AudioDeviceModuleImpl*>(module);
}
}
// ----------------------------------------------------------------------------
// AudioDeviceModule::GetVersion()
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModule::GetVersion(WebRtc_Word8* version, WebRtc_UWord32& remainingBufferInBytes, WebRtc_UWord32& position)
{
if (version == NULL)
{
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, -1, "invalid buffer pointer in argument");
return -1;
}
WebRtc_Word8 ourVersion[] = "AudioDevice 1.1.0";
WebRtc_UWord32 ourLength = (WebRtc_UWord32)strlen(ourVersion);
if (remainingBufferInBytes < (ourLength + 1))
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, -1, "version string requires %d bytes", (ourLength + 1));
return -1;
}
memcpy(&version[position], ourVersion, ourLength);
version[position + ourLength] = '\0'; // null terminaion
remainingBufferInBytes -= (ourLength + 1);
position += (ourLength + 1);
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, -1, "version: %s", version);
return 0;
}
// ----------------------------------------------------------------------------
// SetAndroidObjects
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModule::SetAndroidObjects(void* javaVM, void* env, void* context)
{
#if defined(ANDROID) && !defined(WEBRTC_ANDROID_NATIVE)
return SetAndroidAudioDeviceObjects(javaVM, env, context);
#else
return -1;
#endif
}
// ============================================================================
// Construction & Destruction
// ============================================================================
// ----------------------------------------------------------------------------
// AudioDeviceModuleImpl - ctor
// ----------------------------------------------------------------------------
AudioDeviceModuleImpl::AudioDeviceModuleImpl(const WebRtc_Word32 id, const AudioLayer audioLayer) :
_critSect(*CriticalSectionWrapper::CreateCriticalSection()),
_critSectEventCb(*CriticalSectionWrapper::CreateCriticalSection()),
_critSectAudioCb(*CriticalSectionWrapper::CreateCriticalSection()),
_ptrCbAudioDeviceObserver(NULL),
_id(id),
_platformAudioLayer(audioLayer),
_lastProcessTime(AudioDeviceUtility::GetTimeInMS()),
_lastError(kAdmErrNone),
_platformType(kPlatformNotSupported),
_ptrAudioDeviceUtility(NULL),
_ptrAudioDevice(NULL),
_initialized(false)
{
WEBRTC_TRACE(kTraceMemory, kTraceAudioDevice, id, "%s created", __FUNCTION__);
}
// ----------------------------------------------------------------------------
// CheckPlatform
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::CheckPlatform()
{
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "%s", __FUNCTION__);
// Ensure that the current platform is supported
//
PlatformType platform(kPlatformNotSupported);
#if defined(_WIN32)
platform = kPlatformWin32;
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "current platform is WIN32");
#elif defined(WEBRTC_LINUX)
platform = kPlatformLinux;
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "current platform is LINUX");
#elif (defined(WEBRTC_MAC_INTEL) || defined(WEBRTC_MAC))
platform = kPlatformMac;
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "current platform is MAC");
#endif
if (platform == kPlatformNotSupported)
{
WEBRTC_TRACE(kTraceCritical, kTraceAudioDevice, _id, "current platform is not supported => this module will self destruct!");
return -1;
}
// Store valid output results
//
_platformType = platform;
return 0;
}
// ----------------------------------------------------------------------------
// CreatePlatformSpecificObjects
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::CreatePlatformSpecificObjects()
{
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "%s", __FUNCTION__);
AudioDeviceGeneric* ptrAudioDevice(NULL);
AudioDeviceUtility* ptrAudioDeviceUtility(NULL);
const AudioLayer audioLayer(PlatformAudioLayer());
// Create the *Windows* implementation of the Audio Device
//
#if defined(_WIN32)
if ((audioLayer == kWindowsWaveAudio)
#if !defined(WEBRTC_WINDOWS_CORE_AUDIO_BUILD)
// Wave audio is default if Core audio is not supported in this build
|| (audioLayer == kPlatformDefaultAudio)
#endif
)
{
// create *Windows Wave Audio* implementation
ptrAudioDevice = new AudioDeviceWindowsWave(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Windows Wave APIs will be utilized");
}
#if defined(WEBRTC_WINDOWS_CORE_AUDIO_BUILD)
if ((audioLayer == kWindowsCoreAudio) ||
(audioLayer == kPlatformDefaultAudio)
)
{
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "attempting to use the Windows Core Audio APIs...");
if (AudioDeviceWindowsCore::CoreAudioIsSupported())
{
// create *Windows Core Audio* implementation
ptrAudioDevice = new AudioDeviceWindowsCore(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Windows Core Audio APIs will be utilized");
}
else
{
// create *Windows Wave Audio* implementation
ptrAudioDevice = new AudioDeviceWindowsWave(Id());
if (ptrAudioDevice != NULL)
{
// Core Audio was not supported => revert to Windows Wave instead
_platformAudioLayer = kWindowsWaveAudio; // modify the state set at construction
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, _id, "Windows Core Audio is *not* supported => Wave APIs will be utilized instead");
}
}
}
#endif // defined(WEBRTC_WINDOWS_CORE_AUDIO_BUILD)
if (ptrAudioDevice != NULL)
{
// Create the Windows implementation of the Device Utility.
// This class is independent of the selected audio layer
// for Windows.
//
ptrAudioDeviceUtility = new AudioDeviceUtilityWindows(Id());
}
#endif // #if defined(_WIN32)
// Create the *Android Native* implementation of the Audio Device
//
#if defined(WEBRTC_ANDROID_NATIVE)
if (audioLayer == kPlatformDefaultAudio)
{
// Create *Android Native Audio* implementation
ptrAudioDevice = new AudioDeviceAndroidNative(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id,
"Android NATIVE Audio APIs will be utilized");
}
if (ptrAudioDevice != NULL)
{
// Create the Android implementation of the Device Utility.
ptrAudioDeviceUtility = new AudioDeviceUtilityAndroid(Id());
}
// END #if defined(WEBRTC_ANDROID_NATIVE)
// Create the *Android Java* implementation of the Audio Device
//
#elif defined(ANDROID)
if (audioLayer == kPlatformDefaultAudio)
{
// Create *Android JNI Audio* implementation
ptrAudioDevice = new AudioDeviceAndroidJni(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Android JNI Audio APIs will be utilized");
}
if (ptrAudioDevice != NULL)
{
// Create the Android implementation of the Device Utility.
ptrAudioDeviceUtility = new AudioDeviceUtilityAndroid(Id());
}
// END #if defined(ANDROID)
// Create the *Linux* implementation of the Audio Device
//
#elif defined(WEBRTC_LINUX)
if ((audioLayer == kLinuxPulseAudio) || (audioLayer == kPlatformDefaultAudio))
{
#if defined(LINUX_PULSE)
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "attempting to use the Linux PulseAudio APIs...");
if (AudioDeviceLinuxPulse::PulseAudioIsSupported())
{
// create *Linux PulseAudio* implementation
ptrAudioDevice = new AudioDeviceLinuxPulse(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Linux PulseAudio APIs will be utilized");
}
else
{
#endif
#if defined(LINUX_ALSA)
// create *Linux ALSA Audio* implementation
ptrAudioDevice = new AudioDeviceLinuxALSA(Id());
if (ptrAudioDevice != NULL)
{
// Pulse Audio was not supported => revert to ALSA instead
_platformAudioLayer = kLinuxAlsaAudio; // modify the state set at construction
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, _id, "Linux PulseAudio is *not* supported => ALSA APIs will be utilized instead");
}
#endif
#if defined(LINUX_PULSE)
}
#endif
}
else if (audioLayer == kLinuxAlsaAudio)
{
#if defined(LINUX_ALSA)
// create *Linux ALSA Audio* implementation
ptrAudioDevice = new AudioDeviceLinuxALSA(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Linux ALSA APIs will be utilized");
#endif
}
if (ptrAudioDevice != NULL)
{
// Create the Linux implementation of the Device Utility.
// This class is independent of the selected audio layer
// for Linux.
//
ptrAudioDeviceUtility = new AudioDeviceUtilityLinux(Id());
}
#endif // #if defined(WEBRTC_LINUX)
// Create the *iPhone* implementation of the Audio Device
//
#if defined(MAC_IPHONE)
if (audioLayer == kPlatformDefaultAudio)
{
// Create *iPhone Audio* implementation
ptrAudioDevice = new AudioDeviceIPhone(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "iPhone Audio APIs will be utilized");
}
if (ptrAudioDevice != NULL)
{
// Create the Mac implementation of the Device Utility.
ptrAudioDeviceUtility = new AudioDeviceUtilityIPhone(Id());
}
// END #if defined(MAC_IPHONE)
// Create the *Mac* implementation of the Audio Device
//
#elif defined(WEBRTC_MAC_INTEL) || defined(WEBRTC_MAC)
if (audioLayer == kPlatformDefaultAudio)
{
// Create *Mac Audio* implementation
ptrAudioDevice = new AudioDeviceMac(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Mac OS X Audio APIs will be utilized");
}
if (ptrAudioDevice != NULL)
{
// Create the Mac implementation of the Device Utility.
ptrAudioDeviceUtility = new AudioDeviceUtilityMac(Id());
}
#endif // #if defined(WEBRTC_MAC_INTEL) || defined(WEBRTC_MAC)
// Create the *Dummy* implementation of the Audio Device
// Available for all platforms
//
if (audioLayer == kDummyAudio)
{
// Create *Dummy Audio* implementation
assert(!ptrAudioDevice);
ptrAudioDevice = new AudioDeviceDummy(Id());
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "Dummy Audio APIs will be utilized");
if (ptrAudioDevice != NULL)
{
// Create the Linux implementation of the Device Utility. (It's empty.)
ptrAudioDeviceUtility = new AudioDeviceUtilityLinux(Id());
}
}
if (ptrAudioDevice == NULL)
{
WEBRTC_TRACE(kTraceCritical, kTraceAudioDevice, _id, "unable to create the platform specific audio device implementation");
return -1;
}
if (ptrAudioDeviceUtility == NULL)
{
WEBRTC_TRACE(kTraceCritical, kTraceAudioDevice, _id, "unable to create the platform specific audio device utility");
return -1;
}
// Store valid output pointers
//
_ptrAudioDevice = ptrAudioDevice;
_ptrAudioDeviceUtility = ptrAudioDeviceUtility;
return 0;
}
// ----------------------------------------------------------------------------
// AttachAudioBuffer
//
// Install "bridge" between the platform implemetation and the generic
// implementation. The "child" shall set the native sampling rate and the
// number of channels in this function call.
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::AttachAudioBuffer()
{
WEBRTC_TRACE(kTraceInfo, kTraceAudioDevice, _id, "%s", __FUNCTION__);
_audioDeviceBuffer.SetId(_id);
_ptrAudioDevice->AttachAudioBuffer(&_audioDeviceBuffer);
return 0;
}
// ----------------------------------------------------------------------------
// ~AudioDeviceModuleImpl - dtor
// ----------------------------------------------------------------------------
AudioDeviceModuleImpl::~AudioDeviceModuleImpl()
{
WEBRTC_TRACE(kTraceMemory, kTraceAudioDevice, _id, "%s destroyed", __FUNCTION__);
{
CriticalSectionScoped lock(_critSect);
if (_ptrAudioDevice)
{
delete _ptrAudioDevice;
_ptrAudioDevice = NULL;
}
if (_ptrAudioDeviceUtility)
{
delete _ptrAudioDeviceUtility;
_ptrAudioDeviceUtility = NULL;
}
}
delete &_critSect;
delete &_critSectEventCb;
delete &_critSectAudioCb;
}
// ============================================================================
// Module
// ============================================================================
// ----------------------------------------------------------------------------
// Module::ChangeUniqueId
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::ChangeUniqueId(const WebRtc_Word32 id)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "ChangeUniqueId(id=%d)", id);
_id = id;
return 0;
}
// ----------------------------------------------------------------------------
// Module::Version
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::Version(WebRtc_Word8* version, WebRtc_UWord32& remainingBufferInBytes, WebRtc_UWord32& position) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "Version(remainingBufferInBytes=%d)", remainingBufferInBytes);
return GetVersion(version, remainingBufferInBytes, position);
}
// ----------------------------------------------------------------------------
// Module::TimeUntilNextProcess
//
// Returns the number of milliseconds until the module want a worker thread
// to call Process().
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::TimeUntilNextProcess()
{
WebRtc_UWord32 now = AudioDeviceUtility::GetTimeInMS();
WebRtc_Word32 deltaProcess = kAdmMaxIdleTimeProcess - (now - _lastProcessTime);
return (deltaProcess);
}
// ----------------------------------------------------------------------------
// Module::Process
//
// Check for posted error and warning reports. Generate callbacks if
// new reports exists.
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::Process()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "Process()");
_lastProcessTime = AudioDeviceUtility::GetTimeInMS();
// kPlayoutWarning
if (_ptrAudioDevice->PlayoutWarning())
{
CriticalSectionScoped lock(_critSectEventCb);
if (_ptrCbAudioDeviceObserver)
{
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, _id, "=> OnWarningIsReported(kPlayoutWarning)");
_ptrCbAudioDeviceObserver->OnWarningIsReported(AudioDeviceObserver::kPlayoutWarning);
}
_ptrAudioDevice->ClearPlayoutWarning();
}
// kPlayoutError
if (_ptrAudioDevice->PlayoutError())
{
CriticalSectionScoped lock(_critSectEventCb);
if (_ptrCbAudioDeviceObserver)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "=> OnErrorIsReported(kPlayoutError)");
_ptrCbAudioDeviceObserver->OnErrorIsReported(AudioDeviceObserver::kPlayoutError);
}
_ptrAudioDevice->ClearPlayoutError();
}
// kRecordingWarning
if (_ptrAudioDevice->RecordingWarning())
{
CriticalSectionScoped lock(_critSectEventCb);
if (_ptrCbAudioDeviceObserver)
{
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, _id, "=> OnWarningIsReported(kRecordingWarning)");
_ptrCbAudioDeviceObserver->OnWarningIsReported(AudioDeviceObserver::kRecordingWarning);
}
_ptrAudioDevice->ClearRecordingWarning();
}
// kRecordingError
if (_ptrAudioDevice->RecordingError())
{
CriticalSectionScoped lock(_critSectEventCb);
if (_ptrCbAudioDeviceObserver)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "=> OnErrorIsReported(kRecordingError)");
_ptrCbAudioDeviceObserver->OnErrorIsReported(AudioDeviceObserver::kRecordingError);
}
_ptrAudioDevice->ClearRecordingError();
}
return 0;
}
// ============================================================================
// Public API
// ============================================================================
// ----------------------------------------------------------------------------
// ActiveAudioLayer
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::ActiveAudioLayer(AudioLayer* audioLayer) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
AudioLayer activeAudio;
if (_ptrAudioDevice->ActiveAudioLayer(activeAudio) == -1)
{
return -1;
}
*audioLayer = activeAudio;
if (*audioLayer == AudioDeviceModule::kWindowsWaveAudio)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kWindowsWaveAudio");
}
else if (*audioLayer == AudioDeviceModule::kWindowsCoreAudio)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kWindowsCoreAudio");
}
else if (*audioLayer == AudioDeviceModule::kLinuxAlsaAudio)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kLinuxAlsaAudio");
}
else
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: NOT_SUPPORTED");
}
return 0;
}
// ----------------------------------------------------------------------------
// LastError
// ----------------------------------------------------------------------------
AudioDeviceModule::ErrorCode AudioDeviceModuleImpl::LastError() const
{
return _lastError;
}
// ----------------------------------------------------------------------------
// Init
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::Init()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
if (_initialized)
return 0;
if (!_ptrAudioDeviceUtility)
return -1;
if (!_ptrAudioDevice)
return -1;
_ptrAudioDeviceUtility->Init();
if (_ptrAudioDevice->Init() == -1)
{
return -1;
}
_initialized = true;
return 0;
}
// ----------------------------------------------------------------------------
// Terminate
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::Terminate()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
if (!_initialized)
return 0;
if (_ptrAudioDevice->Terminate() == -1)
{
return -1;
}
_initialized = false;
return 0;
}
// ----------------------------------------------------------------------------
// Initialized
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::Initialized() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: %d", _initialized);
return (_initialized);
}
// ----------------------------------------------------------------------------
// SpeakerIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->SpeakerIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", available);
return (0);
}
// ----------------------------------------------------------------------------
// InitSpeaker
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::InitSpeaker()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->InitSpeaker());
}
// ----------------------------------------------------------------------------
// MicrophoneIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->MicrophoneIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// InitMicrophone
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::InitMicrophone()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->InitMicrophone());
}
// ----------------------------------------------------------------------------
// SpeakerVolumeIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerVolumeIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->SpeakerVolumeIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetSpeakerVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetSpeakerVolume(WebRtc_UWord32 volume)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetSpeakerVolume(volume=%u)", volume);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetSpeakerVolume(volume));
}
// ----------------------------------------------------------------------------
// SpeakerVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerVolume(WebRtc_UWord32* volume) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 level(0);
if (_ptrAudioDevice->SpeakerVolume(level) == -1)
{
return -1;
}
*volume = level;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: volume=%u", *volume);
return (0);
}
// ----------------------------------------------------------------------------
// SetWaveOutVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetWaveOutVolume(WebRtc_UWord16 volumeLeft, WebRtc_UWord16 volumeRight)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetWaveOutVolume(volumeLeft=%u, volumeRight=%u)",
volumeLeft, volumeRight);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetWaveOutVolume(volumeLeft, volumeRight));
}
// ----------------------------------------------------------------------------
// WaveOutVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::WaveOutVolume(WebRtc_UWord16* volumeLeft, WebRtc_UWord16* volumeRight) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 volLeft(0);
WebRtc_UWord16 volRight(0);
if (_ptrAudioDevice->WaveOutVolume(volLeft, volRight) == -1)
{
return -1;
}
*volumeLeft = volLeft;
*volumeRight = volRight;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "outputs: volumeLeft=%u, volumeRight=%u",
*volumeLeft, *volumeRight);
return (0);
}
// ----------------------------------------------------------------------------
// SpeakerIsInitialized
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::SpeakerIsInitialized() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
bool isInitialized = _ptrAudioDevice->SpeakerIsInitialized();
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: %d", isInitialized);
return (isInitialized);
}
// ----------------------------------------------------------------------------
// MicrophoneIsInitialized
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::MicrophoneIsInitialized() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
bool isInitialized = _ptrAudioDevice->MicrophoneIsInitialized();
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: %d", isInitialized);
return (isInitialized);
}
// ----------------------------------------------------------------------------
// MaxSpeakerVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MaxSpeakerVolume(WebRtc_UWord32* maxVolume) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 maxVol(0);
if (_ptrAudioDevice->MaxSpeakerVolume(maxVol) == -1)
{
return -1;
}
*maxVolume = maxVol;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: maxVolume=%d", *maxVolume);
return (0);
}
// ----------------------------------------------------------------------------
// MinSpeakerVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MinSpeakerVolume(WebRtc_UWord32* minVolume) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 minVol(0);
if (_ptrAudioDevice->MinSpeakerVolume(minVol) == -1)
{
return -1;
}
*minVolume = minVol;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: minVolume=%u", *minVolume);
return (0);
}
// ----------------------------------------------------------------------------
// SpeakerVolumeStepSize
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerVolumeStepSize(WebRtc_UWord16* stepSize) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 delta(0);
if (_ptrAudioDevice->SpeakerVolumeStepSize(delta) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the speaker-volume step size");
return -1;
}
*stepSize = delta;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: stepSize=%u", *stepSize);
return (0);
}
// ----------------------------------------------------------------------------
// SpeakerMuteIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerMuteIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->SpeakerMuteIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetSpeakerMute
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetSpeakerMute(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetSpeakerMute(enable=%d)", enable);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetSpeakerMute(enable));
}
// ----------------------------------------------------------------------------
// SpeakerMute
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SpeakerMute(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool muted(false);
if (_ptrAudioDevice->SpeakerMute(muted) == -1)
{
return -1;
}
*enabled = muted;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: enabled=%u", *enabled);
return (0);
}
// ----------------------------------------------------------------------------
// MicrophoneMuteIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneMuteIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->MicrophoneMuteIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetMicrophoneMute
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetMicrophoneMute(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetMicrophoneMute(enable=%d)", enable);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetMicrophoneMute(enable));
}
// ----------------------------------------------------------------------------
// MicrophoneMute
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneMute(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool muted(false);
if (_ptrAudioDevice->MicrophoneMute(muted) == -1)
{
return -1;
}
*enabled = muted;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: enabled=%u", *enabled);
return (0);
}
// ----------------------------------------------------------------------------
// MicrophoneBoostIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneBoostIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->MicrophoneBoostIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetMicrophoneBoost
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetMicrophoneBoost(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetMicrophoneBoost(enable=%d)", enable);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetMicrophoneBoost(enable));
}
// ----------------------------------------------------------------------------
// MicrophoneBoost
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneBoost(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool onOff(false);
if (_ptrAudioDevice->MicrophoneBoost(onOff) == -1)
{
return -1;
}
*enabled = onOff;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: enabled=%u", *enabled);
return (0);
}
// ----------------------------------------------------------------------------
// MicrophoneVolumeIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneVolumeIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->MicrophoneVolumeIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetMicrophoneVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetMicrophoneVolume(WebRtc_UWord32 volume)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetMicrophoneVolume(volume=%u)", volume);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetMicrophoneVolume(volume));
}
// ----------------------------------------------------------------------------
// MicrophoneVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneVolume(WebRtc_UWord32* volume) const
{
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 level(0);
if (_ptrAudioDevice->MicrophoneVolume(level) == -1)
{
return -1;
}
*volume = level;
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "output: volume=%u", *volume);
return (0);
}
// ----------------------------------------------------------------------------
// StereoRecordingIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StereoRecordingIsAvailable(bool* available) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->StereoRecordingIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetStereoRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetStereoRecording(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetStereoRecording(enable=%d)", enable);
CHECK_INITIALIZED();
if (_ptrAudioDevice->RecordingIsInitialized())
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "recording in stereo is not supported");
return -1;
}
if (_ptrAudioDevice->SetStereoRecording(enable) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to enable stereo recording");
return -1;
}
WebRtc_Word8 nChannels(1);
if (enable)
{
nChannels = 2;
}
_audioDeviceBuffer.SetRecordingChannels(nChannels);
return 0;
}
// ----------------------------------------------------------------------------
// StereoRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StereoRecording(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool stereo(false);
if (_ptrAudioDevice->StereoRecording(stereo) == -1)
{
return -1;
}
*enabled = stereo;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: enabled=%u", *enabled);
return (0);
}
// ----------------------------------------------------------------------------
// SetRecordingChannel
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetRecordingChannel(const ChannelType channel)
{
if (channel == kChannelBoth)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetRecordingChannel(kChannelBoth)");
}
else if (channel == kChannelLeft)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetRecordingChannel(kChannelLeft)");
}
else
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetRecordingChannel(kChannelRight)");
}
CHECK_INITIALIZED();
bool stereo(false);
if (_ptrAudioDevice->StereoRecording(stereo) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "recording in stereo is not supported");
return -1;
}
return (_audioDeviceBuffer.SetRecordingChannel(channel));
}
// ----------------------------------------------------------------------------
// RecordingChannel
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RecordingChannel(ChannelType* channel) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
ChannelType chType;
if (_audioDeviceBuffer.RecordingChannel(chType) == -1)
{
return -1;
}
*channel = chType;
if (*channel == kChannelBoth)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "output: kChannelBoth)");
}
else if (*channel == kChannelLeft)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "output: kChannelLeft");
}
else
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "output: kChannelRight");
}
return (0);
}
// ----------------------------------------------------------------------------
// StereoPlayoutIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StereoPlayoutIsAvailable(bool* available) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->StereoPlayoutIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// SetStereoPlayout
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetStereoPlayout(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetStereoPlayout(enable=%d)", enable);
CHECK_INITIALIZED();
if (_ptrAudioDevice->PlayoutIsInitialized())
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "unable to set stereo mode while playing side is initialized");
return -1;
}
if (_ptrAudioDevice->SetStereoPlayout(enable))
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "stereo playout is not supported");
return -1;
}
WebRtc_Word8 nChannels(1);
if (enable)
{
nChannels = 2;
}
_audioDeviceBuffer.SetPlayoutChannels(nChannels);
return 0;
}
// ----------------------------------------------------------------------------
// StereoPlayout
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StereoPlayout(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool stereo(false);
if (_ptrAudioDevice->StereoPlayout(stereo) == -1)
{
return -1;
}
*enabled = stereo;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: enabled=%u", *enabled);
return (0);
}
// ----------------------------------------------------------------------------
// SetAGC
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetAGC(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetAGC(enable=%d)", enable);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetAGC(enable));
}
// ----------------------------------------------------------------------------
// AGC
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::AGC() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
return (_ptrAudioDevice->AGC());
}
// ----------------------------------------------------------------------------
// PlayoutIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::PlayoutIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->PlayoutIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// RecordingIsAvailable
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RecordingIsAvailable(bool* available)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
bool isAvailable(0);
if (_ptrAudioDevice->RecordingIsAvailable(isAvailable) == -1)
{
return -1;
}
*available = isAvailable;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: available=%d", *available);
return (0);
}
// ----------------------------------------------------------------------------
// MaxMicrophoneVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MaxMicrophoneVolume(WebRtc_UWord32* maxVolume) const
{
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 maxVol(0);
if (_ptrAudioDevice->MaxMicrophoneVolume(maxVol) == -1)
{
return -1;
}
*maxVolume = maxVol;
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "output: maxVolume=%d", *maxVolume);
return (0);
}
// ----------------------------------------------------------------------------
// MinMicrophoneVolume
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MinMicrophoneVolume(WebRtc_UWord32* minVolume) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord32 minVol(0);
if (_ptrAudioDevice->MinMicrophoneVolume(minVol) == -1)
{
return -1;
}
*minVolume = minVol;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: minVolume=%u", *minVolume);
return (0);
}
// ----------------------------------------------------------------------------
// MicrophoneVolumeStepSize
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::MicrophoneVolumeStepSize(WebRtc_UWord16* stepSize) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 delta(0);
if (_ptrAudioDevice->MicrophoneVolumeStepSize(delta) == -1)
{
return -1;
}
*stepSize = delta;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: stepSize=%u", *stepSize);
return (0);
}
// ----------------------------------------------------------------------------
// PlayoutDevices
// ----------------------------------------------------------------------------
WebRtc_Word16 AudioDeviceModuleImpl::PlayoutDevices()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 nPlayoutDevices = _ptrAudioDevice->PlayoutDevices();
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: #playout devices=%d", nPlayoutDevices);
return ((WebRtc_Word16)(nPlayoutDevices));
}
// ----------------------------------------------------------------------------
// SetPlayoutDevice I (II)
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetPlayoutDevice(WebRtc_UWord16 index)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetPlayoutDevice(index));
}
// ----------------------------------------------------------------------------
// SetPlayoutDevice II (II)
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetPlayoutDevice(WindowsDeviceType device)
{
if (device == kDefaultDevice)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetPlayoutDevice(kDefaultDevice)");
}
else
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetPlayoutDevice(kDefaultCommunicationDevice)");
}
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetPlayoutDevice(device));
}
// ----------------------------------------------------------------------------
// PlayoutDeviceName
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::PlayoutDeviceName(WebRtc_UWord16 index, WebRtc_Word8 name[kAdmMaxDeviceNameSize], WebRtc_Word8 guid[kAdmMaxGuidSize])
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::PlayoutDeviceName(index=%u)", index);
CHECK_INITIALIZED();
if (name == NULL)
{
_lastError = kAdmErrArgument;
return -1;
}
if (_ptrAudioDevice->PlayoutDeviceName(index, name, guid) == -1)
{
return -1;
}
if (name != NULL)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: name=%s", name);
}
if (guid != NULL)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: guid=%s", guid);
}
return (0);
}
// ----------------------------------------------------------------------------
// RecordingDeviceName
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RecordingDeviceName(WebRtc_UWord16 index, WebRtc_Word8 name[kAdmMaxDeviceNameSize], WebRtc_Word8 guid[kAdmMaxGuidSize])
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::RecordingDeviceName(index=%u)", index);
CHECK_INITIALIZED();
if (name == NULL)
{
_lastError = kAdmErrArgument;
return -1;
}
if (_ptrAudioDevice->RecordingDeviceName(index, name, guid) == -1)
{
return -1;
}
if (name != NULL)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: name=%s", name);
}
if (guid != NULL)
{
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: guid=%s", guid);
}
return (0);
}
// ----------------------------------------------------------------------------
// RecordingDevices
// ----------------------------------------------------------------------------
WebRtc_Word16 AudioDeviceModuleImpl::RecordingDevices()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 nRecordingDevices = _ptrAudioDevice->RecordingDevices();
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: #recording devices=%d", nRecordingDevices);
return ((WebRtc_Word16)nRecordingDevices);
}
// ----------------------------------------------------------------------------
// SetRecordingDevice I (II)
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetRecordingDevice(WebRtc_UWord16 index)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetRecordingDevice(index));
}
// ----------------------------------------------------------------------------
// SetRecordingDevice II (II)
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetRecordingDevice(WindowsDeviceType device)
{
if (device == kDefaultDevice)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetRecordingDevice(kDefaultDevice)");
}
else
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetRecordingDevice(kDefaultCommunicationDevice)");
}
CHECK_INITIALIZED();
return (_ptrAudioDevice->SetRecordingDevice(device));
}
// ----------------------------------------------------------------------------
// InitPlayout
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::InitPlayout()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
_audioDeviceBuffer.InitPlayout();
return (_ptrAudioDevice->InitPlayout());
}
// ----------------------------------------------------------------------------
// InitRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::InitRecording()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
_audioDeviceBuffer.InitRecording();
return (_ptrAudioDevice->InitRecording());
}
// ----------------------------------------------------------------------------
// PlayoutIsInitialized
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::PlayoutIsInitialized() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
return (_ptrAudioDevice->PlayoutIsInitialized());
}
// ----------------------------------------------------------------------------
// RecordingIsInitialized
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::RecordingIsInitialized() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
return (_ptrAudioDevice->RecordingIsInitialized());
}
// ----------------------------------------------------------------------------
// StartPlayout
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StartPlayout()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->StartPlayout());
}
// ----------------------------------------------------------------------------
// StopPlayout
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StopPlayout()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->StopPlayout());
}
// ----------------------------------------------------------------------------
// Playing
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::Playing() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
return (_ptrAudioDevice->Playing());
}
// ----------------------------------------------------------------------------
// StartRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StartRecording()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->StartRecording());
}
// ----------------------------------------------------------------------------
// StopRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StopRecording()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_ptrAudioDevice->StopRecording());
}
// ----------------------------------------------------------------------------
// Recording
// ----------------------------------------------------------------------------
bool AudioDeviceModuleImpl::Recording() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED_BOOL();
return (_ptrAudioDevice->Recording());
}
// ----------------------------------------------------------------------------
// RegisterEventObserver
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RegisterEventObserver(AudioDeviceObserver* eventCallback)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::RegisterEventObserver(AudioDeviceObserver=0x%x)", eventCallback);
CriticalSectionScoped lock(_critSectEventCb);
_ptrCbAudioDeviceObserver = eventCallback;
return 0;
}
// ----------------------------------------------------------------------------
// RegisterAudioCallback
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RegisterAudioCallback(AudioTransport* audioCallback)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::RegisterAudioCallback(AudioTransport=0x%x)", audioCallback);
CriticalSectionScoped lock(_critSectAudioCb);
_audioDeviceBuffer.RegisterAudioCallback(audioCallback);
return 0;
}
// ----------------------------------------------------------------------------
// StartRawInputFileRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StartRawInputFileRecording(const WebRtc_Word8 pcmFileNameUTF8[kAdmMaxFileNameSize])
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::StartRawInputFileRecording(file=%s)", pcmFileNameUTF8);
CHECK_INITIALIZED();
if (NULL == pcmFileNameUTF8)
{
return -1;
}
return (_audioDeviceBuffer.StartInputFileRecording(pcmFileNameUTF8));
}
// ----------------------------------------------------------------------------
// StopRawInputFileRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StopRawInputFileRecording()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_audioDeviceBuffer.StopInputFileRecording());
}
// ----------------------------------------------------------------------------
// StartRawOutputFileRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StartRawOutputFileRecording(const WebRtc_Word8 pcmFileNameUTF8[kAdmMaxFileNameSize])
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::StartRawOutputFileRecording(file=%s)", pcmFileNameUTF8);
CHECK_INITIALIZED();
if (NULL == pcmFileNameUTF8)
{
return -1;
}
return (_audioDeviceBuffer.StartOutputFileRecording(pcmFileNameUTF8));
}
// ----------------------------------------------------------------------------
// StopRawOutputFileRecording
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::StopRawOutputFileRecording()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
return (_audioDeviceBuffer.StopOutputFileRecording());
return 0;
}
// ----------------------------------------------------------------------------
// SetPlayoutBuffer
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetPlayoutBuffer(const BufferType type, WebRtc_UWord16 sizeMS)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetPlayoutBuffer(type=%u, sizeMS=%u)", type, sizeMS);
CHECK_INITIALIZED();
if (_ptrAudioDevice->PlayoutIsInitialized())
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "unable to modify the playout buffer while playing side is initialized");
return -1;
}
WebRtc_Word32 ret(0);
if (kFixedBufferSize == type)
{
if (sizeMS < kAdmMinPlayoutBufferSizeMs || sizeMS > kAdmMaxPlayoutBufferSizeMs)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "size parameter is out of range");
return -1;
}
}
if ((ret = _ptrAudioDevice->SetPlayoutBuffer(type, sizeMS)) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to set the playout buffer (error: %d)", LastError());
}
return ret;
}
// ----------------------------------------------------------------------------
// PlayoutBuffer
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::PlayoutBuffer(BufferType* type, WebRtc_UWord16* sizeMS) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
BufferType bufType;
WebRtc_UWord16 size(0);
if (_ptrAudioDevice->PlayoutBuffer(bufType, size) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the buffer type and size");
return -1;
}
*type = bufType;
*sizeMS = size;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: type=%u, sizeMS=%u", *type, *sizeMS);
return (0);
}
// ----------------------------------------------------------------------------
// PlayoutDelay
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::PlayoutDelay(WebRtc_UWord16* delayMS) const
{
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 delay(0);
if (_ptrAudioDevice->PlayoutDelay(delay) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the playout delay");
return -1;
}
*delayMS = delay;
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "output: delayMS=%u", *delayMS);
return (0);
}
// ----------------------------------------------------------------------------
// RecordingDelay
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RecordingDelay(WebRtc_UWord16* delayMS) const
{
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 delay(0);
if (_ptrAudioDevice->RecordingDelay(delay) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the recording delay");
return -1;
}
*delayMS = delay;
WEBRTC_TRACE(kTraceStream, kTraceAudioDevice, _id, "output: delayMS=%u", *delayMS);
return (0);
}
// ----------------------------------------------------------------------------
// CPULoad
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::CPULoad(WebRtc_UWord16* load) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_UWord16 cpuLoad(0);
if (_ptrAudioDevice->CPULoad(cpuLoad) == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the CPU load");
return -1;
}
*load = cpuLoad;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: load=%u", *load);
return (0);
}
// ----------------------------------------------------------------------------
// SetRecordingSampleRate
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetRecordingSampleRate(const WebRtc_UWord32 samplesPerSec)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
if (_ptrAudioDevice->SetRecordingSampleRate(samplesPerSec) != 0)
{
return -1;
}
return (0);
}
// ----------------------------------------------------------------------------
// RecordingSampleRate
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::RecordingSampleRate(WebRtc_UWord32* samplesPerSec) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_Word32 sampleRate = _audioDeviceBuffer.RecordingSampleRate();
if (sampleRate == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the sample rate");
return -1;
}
*samplesPerSec = sampleRate;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: samplesPerSec=%u", *samplesPerSec);
return (0);
}
// ----------------------------------------------------------------------------
// SetPlayoutSampleRate
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetPlayoutSampleRate(const WebRtc_UWord32 samplesPerSec)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
if (_ptrAudioDevice->SetPlayoutSampleRate(samplesPerSec) != 0)
{
return -1;
}
return (0);
}
// ----------------------------------------------------------------------------
// PlayoutSampleRate
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::PlayoutSampleRate(WebRtc_UWord32* samplesPerSec) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
WebRtc_Word32 sampleRate = _audioDeviceBuffer.PlayoutSampleRate();
if (sampleRate == -1)
{
WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id, "failed to retrieve the sample rate");
return -1;
}
*samplesPerSec = sampleRate;
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: samplesPerSec=%u", *samplesPerSec);
return (0);
}
// ----------------------------------------------------------------------------
// ResetAudioDevice
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::ResetAudioDevice()
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
if (_ptrAudioDevice->ResetAudioDevice() == -1)
{
return -1;
}
return (0);
}
// ----------------------------------------------------------------------------
// SetLoudspeakerStatus
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::SetLoudspeakerStatus(bool enable)
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "AudioDeviceModuleImpl::SetLoudspeakerStatus(enable=%d)", (int)enable);
CHECK_INITIALIZED();
if (_ptrAudioDevice->SetLoudspeakerStatus(enable) != 0)
{
return -1;
}
return 0;
}
// ----------------------------------------------------------------------------
// GetLoudspeakerStatus
// ----------------------------------------------------------------------------
WebRtc_Word32 AudioDeviceModuleImpl::GetLoudspeakerStatus(bool* enabled) const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
CHECK_INITIALIZED();
if (_ptrAudioDevice->GetLoudspeakerStatus(*enabled) != 0)
{
return -1;
}
return 0;
}
// ============================================================================
// Private Methods
// ============================================================================
// ----------------------------------------------------------------------------
// Platform
// ----------------------------------------------------------------------------
AudioDeviceModuleImpl::PlatformType AudioDeviceModuleImpl::Platform() const
{
return _platformType;
}
// ----------------------------------------------------------------------------
// PlatformAudioLayer
// ----------------------------------------------------------------------------
AudioDeviceModule::AudioLayer AudioDeviceModuleImpl::PlatformAudioLayer() const
{
WEBRTC_TRACE(kTraceModuleCall, kTraceAudioDevice, _id, "%s", __FUNCTION__);
switch (_platformAudioLayer)
{
case kPlatformDefaultAudio:
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kPlatformDefaultAudio");
break;
case kWindowsWaveAudio:
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kWindowsWaveAudio");
break;
case kWindowsCoreAudio:
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kWindowsCoreAudio");
break;
case kLinuxAlsaAudio:
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kLinuxAlsaAudio");
break;
case kDummyAudio:
WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id, "output: kDummyAudio");
break;
default:
WEBRTC_TRACE(kTraceWarning, kTraceAudioDevice, _id, "output: INVALID");
break;
}
return _platformAudioLayer;
}
} // namespace webrtc