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/*
* 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.
*/
#ifndef WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_DUMMY_H
#define WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_DUMMY_H
#include <stdio.h>
#include "webrtc/modules/audio_device/audio_device_generic.h"
namespace webrtc {
class AudioDeviceDummy : public AudioDeviceGeneric {
public:
AudioDeviceDummy(const int32_t id) {}
virtual ~AudioDeviceDummy() {}
// Retrieve the currently utilized audio layer
virtual int32_t ActiveAudioLayer(
AudioDeviceModule::AudioLayer& audioLayer) const 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(
AudioDeviceModule::WindowsDeviceType device) OVERRIDE;
virtual int32_t SetRecordingDevice(uint16_t index) OVERRIDE;
virtual int32_t SetRecordingDevice(
AudioDeviceModule::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) OVERRIDE;
virtual int32_t SetStereoPlayout(bool enable) OVERRIDE;
virtual int32_t StereoPlayout(bool& enabled) const OVERRIDE;
virtual int32_t StereoRecordingIsAvailable(bool& available) OVERRIDE;
virtual int32_t SetStereoRecording(bool enable) OVERRIDE;
virtual int32_t StereoRecording(bool& enabled) const OVERRIDE;
// Delay information and control
virtual int32_t SetPlayoutBuffer(const AudioDeviceModule::BufferType type,
uint16_t sizeMS) OVERRIDE;
virtual int32_t PlayoutBuffer(AudioDeviceModule::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;
virtual bool PlayoutWarning() const OVERRIDE;
virtual bool PlayoutError() const OVERRIDE;
virtual bool RecordingWarning() const OVERRIDE;
virtual bool RecordingError() const OVERRIDE;
virtual void ClearPlayoutWarning() OVERRIDE;
virtual void ClearPlayoutError() OVERRIDE;
virtual void ClearRecordingWarning() OVERRIDE;
virtual void ClearRecordingError() OVERRIDE;
virtual void AttachAudioBuffer(AudioDeviceBuffer* audioBuffer) OVERRIDE;
};
} // namespace webrtc
#endif // WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_DUMMY_H
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