blob: a545d580f4bcadaecf6ff94933a8db7e22a674ac [file] [log] [blame]
* Copyright (c) 2012 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 "webrtc/modules/audio_device/audio_device_buffer.h"
#include "webrtc/modules/audio_device/include/audio_device.h"
namespace webrtc
class AudioDeviceGeneric;
class AudioDeviceUtility;
class CriticalSectionWrapper;
class AudioDeviceModuleImpl : public AudioDeviceModule
enum PlatformType
kPlatformNotSupported = 0,
kPlatformWin32 = 1,
kPlatformWinCe = 2,
kPlatformLinux = 3,
kPlatformMac = 4,
kPlatformAndroid = 5,
kPlatformIOS = 6
int32_t CheckPlatform();
int32_t CreatePlatformSpecificObjects();
int32_t AttachAudioBuffer();
AudioDeviceModuleImpl(const int32_t id, const AudioLayer audioLayer);
virtual ~AudioDeviceModuleImpl();
public: // RefCountedModule
virtual int32_t ChangeUniqueId(const int32_t id) OVERRIDE;
virtual int32_t TimeUntilNextProcess() OVERRIDE;
virtual int32_t Process() OVERRIDE;
// Factory methods (resource allocation/deallocation)
static AudioDeviceModule* Create(
const int32_t id,
const AudioLayer audioLayer = kPlatformDefaultAudio);
// Retrieve the currently utilized audio layer
virtual int32_t ActiveAudioLayer(AudioLayer* audioLayer) const OVERRIDE;
// Error handling
virtual ErrorCode LastError() const OVERRIDE;
virtual int32_t RegisterEventObserver(
AudioDeviceObserver* eventCallback) OVERRIDE;
// Full-duplex transportation of PCM audio
virtual int32_t RegisterAudioCallback(
AudioTransport* audioCallback) OVERRIDE;
// Main initializaton and termination
virtual int32_t Init() OVERRIDE;
virtual int32_t Terminate() OVERRIDE;
virtual bool Initialized() const OVERRIDE;
// Device enumeration
virtual int16_t PlayoutDevices() OVERRIDE;
virtual int16_t RecordingDevices() OVERRIDE;
virtual int32_t PlayoutDeviceName(
uint16_t index,
char name[kAdmMaxDeviceNameSize],
char guid[kAdmMaxGuidSize]) OVERRIDE;
virtual int32_t RecordingDeviceName(
uint16_t index,
char name[kAdmMaxDeviceNameSize],
char guid[kAdmMaxGuidSize]) OVERRIDE;
// Device selection
virtual int32_t SetPlayoutDevice(uint16_t index) OVERRIDE;
virtual int32_t SetPlayoutDevice(WindowsDeviceType device) OVERRIDE;
virtual int32_t SetRecordingDevice(uint16_t index) OVERRIDE;
virtual int32_t SetRecordingDevice(WindowsDeviceType device) OVERRIDE;
// Audio transport initialization
virtual int32_t PlayoutIsAvailable(bool* available) OVERRIDE;
virtual int32_t InitPlayout() OVERRIDE;
virtual bool PlayoutIsInitialized() const OVERRIDE;
virtual int32_t RecordingIsAvailable(bool* available) OVERRIDE;
virtual int32_t InitRecording() OVERRIDE;
virtual bool RecordingIsInitialized() const OVERRIDE;
// Audio transport control
virtual int32_t StartPlayout() OVERRIDE;
virtual int32_t StopPlayout() OVERRIDE;
virtual bool Playing() const OVERRIDE;
virtual int32_t StartRecording() OVERRIDE;
virtual int32_t StopRecording() OVERRIDE;
virtual bool Recording() const OVERRIDE;
// Microphone Automatic Gain Control (AGC)
virtual int32_t SetAGC(bool enable) OVERRIDE;
virtual bool AGC() const OVERRIDE;
// Volume control based on the Windows Wave API (Windows only)
virtual int32_t SetWaveOutVolume(uint16_t volumeLeft,
uint16_t volumeRight) OVERRIDE;
virtual int32_t WaveOutVolume(uint16_t* volumeLeft,
uint16_t* volumeRight) const OVERRIDE;
// Audio mixer initialization
virtual int32_t InitSpeaker() OVERRIDE;
virtual bool SpeakerIsInitialized() const OVERRIDE;
virtual int32_t InitMicrophone() OVERRIDE;
virtual bool MicrophoneIsInitialized() const OVERRIDE;
// Speaker volume controls
virtual int32_t SpeakerVolumeIsAvailable(bool* available) OVERRIDE;
virtual int32_t SetSpeakerVolume(uint32_t volume) OVERRIDE;
virtual int32_t SpeakerVolume(uint32_t* volume) const OVERRIDE;
virtual int32_t MaxSpeakerVolume(uint32_t* maxVolume) const OVERRIDE;
virtual int32_t MinSpeakerVolume(uint32_t* minVolume) const OVERRIDE;
virtual int32_t SpeakerVolumeStepSize(
uint16_t* stepSize) const OVERRIDE;
// Microphone volume controls
virtual int32_t MicrophoneVolumeIsAvailable(bool* available) OVERRIDE;
virtual int32_t SetMicrophoneVolume(uint32_t volume) OVERRIDE;
virtual int32_t MicrophoneVolume(uint32_t* volume) const OVERRIDE;
virtual int32_t MaxMicrophoneVolume(
uint32_t* maxVolume) const OVERRIDE;
virtual int32_t MinMicrophoneVolume(
uint32_t* minVolume) const OVERRIDE;
virtual int32_t MicrophoneVolumeStepSize(
uint16_t* stepSize) const OVERRIDE;
// Speaker mute control
virtual int32_t SpeakerMuteIsAvailable(bool* available) OVERRIDE;
virtual int32_t SetSpeakerMute(bool enable) OVERRIDE;
virtual int32_t SpeakerMute(bool* enabled) const OVERRIDE;
// Microphone mute control
virtual int32_t MicrophoneMuteIsAvailable(bool* available) OVERRIDE;
virtual int32_t SetMicrophoneMute(bool enable) OVERRIDE;
virtual int32_t MicrophoneMute(bool* enabled) const OVERRIDE;
// Microphone boost control
virtual int32_t MicrophoneBoostIsAvailable(bool* available) OVERRIDE;
virtual int32_t SetMicrophoneBoost(bool enable) OVERRIDE;
virtual int32_t MicrophoneBoost(bool* enabled) const OVERRIDE;
// Stereo support
virtual int32_t StereoPlayoutIsAvailable(bool* available) const OVERRIDE;
virtual int32_t SetStereoPlayout(bool enable) OVERRIDE;
virtual int32_t StereoPlayout(bool* enabled) const OVERRIDE;
virtual int32_t StereoRecordingIsAvailable(bool* available) const OVERRIDE;
virtual int32_t SetStereoRecording(bool enable) OVERRIDE;
virtual int32_t StereoRecording(bool* enabled) const OVERRIDE;
virtual int32_t SetRecordingChannel(const ChannelType channel) OVERRIDE;
virtual int32_t RecordingChannel(ChannelType* channel) const OVERRIDE;
// Delay information and control
virtual int32_t SetPlayoutBuffer(const BufferType type,
uint16_t sizeMS = 0) OVERRIDE;
virtual int32_t PlayoutBuffer(BufferType* type,
uint16_t* sizeMS) const OVERRIDE;
virtual int32_t PlayoutDelay(uint16_t* delayMS) const OVERRIDE;
virtual int32_t RecordingDelay(uint16_t* delayMS) const OVERRIDE;
// CPU load
virtual int32_t CPULoad(uint16_t* load) const OVERRIDE;
// Recording of raw PCM data
virtual int32_t StartRawOutputFileRecording(
const char pcmFileNameUTF8[kAdmMaxFileNameSize]) OVERRIDE;
virtual int32_t StopRawOutputFileRecording() OVERRIDE;
virtual int32_t StartRawInputFileRecording(
const char pcmFileNameUTF8[kAdmMaxFileNameSize]) OVERRIDE;
virtual int32_t StopRawInputFileRecording() OVERRIDE;
// Native sample rate controls (samples/sec)
virtual int32_t SetRecordingSampleRate(
const uint32_t samplesPerSec) OVERRIDE;
virtual int32_t RecordingSampleRate(
uint32_t* samplesPerSec) const OVERRIDE;
virtual int32_t SetPlayoutSampleRate(
const uint32_t samplesPerSec) OVERRIDE;
virtual int32_t PlayoutSampleRate(
uint32_t* samplesPerSec) const OVERRIDE;
// Mobile device specific functions
virtual int32_t ResetAudioDevice() OVERRIDE;
virtual int32_t SetLoudspeakerStatus(bool enable) OVERRIDE;
virtual int32_t GetLoudspeakerStatus(bool* enabled) const OVERRIDE;
virtual int32_t EnableBuiltInAEC(bool enable) OVERRIDE;
virtual bool BuiltInAECIsEnabled() const OVERRIDE;
int32_t Id() {return _id;}
PlatformType Platform() const;
AudioLayer PlatformAudioLayer() const;
CriticalSectionWrapper& _critSect;
CriticalSectionWrapper& _critSectEventCb;
CriticalSectionWrapper& _critSectAudioCb;
AudioDeviceObserver* _ptrCbAudioDeviceObserver;
AudioDeviceUtility* _ptrAudioDeviceUtility;
AudioDeviceGeneric* _ptrAudioDevice;
AudioDeviceBuffer _audioDeviceBuffer;
int32_t _id;
AudioLayer _platformAudioLayer;
uint32_t _lastProcessTime;
PlatformType _platformType;
bool _initialized;
mutable ErrorCode _lastError;
} // namespace webrtc