| /* |
| * 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 "audio_device_generic.h" |
| |
| namespace webrtc { |
| |
| class AudioDeviceDummy : public AudioDeviceGeneric |
| { |
| public: |
| AudioDeviceDummy(const WebRtc_Word32 id) {} |
| ~AudioDeviceDummy() {} |
| |
| // Retrieve the currently utilized audio layer |
| virtual WebRtc_Word32 ActiveAudioLayer( |
| AudioDeviceModule::AudioLayer& audioLayer) const { return -1; } |
| |
| // Main initializaton and termination |
| virtual WebRtc_Word32 Init() { return 0; } |
| virtual WebRtc_Word32 Terminate() { return 0; } |
| virtual bool Initialized() const { return true; } |
| |
| // Device enumeration |
| virtual WebRtc_Word16 PlayoutDevices() { return -1; } |
| virtual WebRtc_Word16 RecordingDevices() { return -1; } |
| virtual WebRtc_Word32 PlayoutDeviceName( |
| WebRtc_UWord16 index, |
| char name[kAdmMaxDeviceNameSize], |
| char guid[kAdmMaxGuidSize]) { return -1; } |
| virtual WebRtc_Word32 RecordingDeviceName( |
| WebRtc_UWord16 index, |
| char name[kAdmMaxDeviceNameSize], |
| char guid[kAdmMaxGuidSize]) { return -1; } |
| |
| // Device selection |
| virtual WebRtc_Word32 SetPlayoutDevice(WebRtc_UWord16 index) { return -1; } |
| virtual WebRtc_Word32 SetPlayoutDevice( |
| AudioDeviceModule::WindowsDeviceType device) { return -1; } |
| virtual WebRtc_Word32 SetRecordingDevice(WebRtc_UWord16 index) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetRecordingDevice( |
| AudioDeviceModule::WindowsDeviceType device) { return -1; } |
| |
| // Audio transport initialization |
| virtual WebRtc_Word32 PlayoutIsAvailable(bool& available) { |
| return -1; } |
| virtual WebRtc_Word32 InitPlayout() { return -1; }; |
| virtual bool PlayoutIsInitialized() const { return false; } |
| virtual WebRtc_Word32 RecordingIsAvailable(bool& available) { return -1; } |
| virtual WebRtc_Word32 InitRecording() { return -1; } |
| virtual bool RecordingIsInitialized() const { return false; } |
| |
| // Audio transport control |
| virtual WebRtc_Word32 StartPlayout() { return -1; } |
| virtual WebRtc_Word32 StopPlayout() { return -1; } |
| virtual bool Playing() const { return false; } |
| virtual WebRtc_Word32 StartRecording() { return -1; } |
| virtual WebRtc_Word32 StopRecording() { return -1; } |
| virtual bool Recording() const { return false; } |
| |
| // Microphone Automatic Gain Control (AGC) |
| virtual WebRtc_Word32 SetAGC(bool enable) { return -1; } |
| virtual bool AGC() const { return false; } |
| |
| // Volume control based on the Windows Wave API (Windows only) |
| virtual WebRtc_Word32 SetWaveOutVolume( |
| WebRtc_UWord16 volumeLeft, WebRtc_UWord16 volumeRight) { return -1; } |
| virtual WebRtc_Word32 WaveOutVolume( |
| WebRtc_UWord16& volumeLeft, |
| WebRtc_UWord16& volumeRight) const { return -1; } |
| |
| // Audio mixer initialization |
| virtual WebRtc_Word32 SpeakerIsAvailable(bool& available) { return -1; } |
| virtual WebRtc_Word32 InitSpeaker() { return -1; } |
| virtual bool SpeakerIsInitialized() const { return false; } |
| virtual WebRtc_Word32 MicrophoneIsAvailable(bool& available) { return -1; } |
| virtual WebRtc_Word32 InitMicrophone() { return -1; } |
| virtual bool MicrophoneIsInitialized() const { return false; } |
| |
| // Speaker volume controls |
| virtual WebRtc_Word32 SpeakerVolumeIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetSpeakerVolume(WebRtc_UWord32 volume) { return -1; } |
| virtual WebRtc_Word32 SpeakerVolume(WebRtc_UWord32& volume) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 MaxSpeakerVolume(WebRtc_UWord32& maxVolume) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 MinSpeakerVolume(WebRtc_UWord32& minVolume) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 SpeakerVolumeStepSize( |
| WebRtc_UWord16& stepSize) const { return -1; } |
| |
| // Microphone volume controls |
| virtual WebRtc_Word32 MicrophoneVolumeIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetMicrophoneVolume(WebRtc_UWord32 volume) { |
| return -1; |
| } |
| virtual WebRtc_Word32 MicrophoneVolume(WebRtc_UWord32& volume) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 MaxMicrophoneVolume(WebRtc_UWord32& maxVolume) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 MinMicrophoneVolume( |
| WebRtc_UWord32& minVolume) const { return -1; } |
| virtual WebRtc_Word32 MicrophoneVolumeStepSize( |
| WebRtc_UWord16& stepSize) const { return -1; } |
| |
| // Speaker mute control |
| virtual WebRtc_Word32 SpeakerMuteIsAvailable(bool& available) { return -1; } |
| virtual WebRtc_Word32 SetSpeakerMute(bool enable) { return -1; } |
| virtual WebRtc_Word32 SpeakerMute(bool& enabled) const { return -1; } |
| |
| // Microphone mute control |
| virtual WebRtc_Word32 MicrophoneMuteIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetMicrophoneMute(bool enable) { return -1; } |
| virtual WebRtc_Word32 MicrophoneMute(bool& enabled) const { return -1; } |
| |
| // Microphone boost control |
| virtual WebRtc_Word32 MicrophoneBoostIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetMicrophoneBoost(bool enable) { return -1; } |
| virtual WebRtc_Word32 MicrophoneBoost(bool& enabled) const { return -1; } |
| |
| // Stereo support |
| virtual WebRtc_Word32 StereoPlayoutIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetStereoPlayout(bool enable) { return -1; } |
| virtual WebRtc_Word32 StereoPlayout(bool& enabled) const { return -1; } |
| virtual WebRtc_Word32 StereoRecordingIsAvailable(bool& available) { |
| return -1; |
| } |
| virtual WebRtc_Word32 SetStereoRecording(bool enable) { return -1; } |
| virtual WebRtc_Word32 StereoRecording(bool& enabled) const { return -1; } |
| |
| // Delay information and control |
| virtual WebRtc_Word32 SetPlayoutBuffer( |
| const AudioDeviceModule::BufferType type, |
| WebRtc_UWord16 sizeMS) { return -1; } |
| virtual WebRtc_Word32 PlayoutBuffer( |
| AudioDeviceModule::BufferType& type, |
| WebRtc_UWord16& sizeMS) const { return -1; } |
| virtual WebRtc_Word32 PlayoutDelay(WebRtc_UWord16& delayMS) const { |
| return -1; |
| } |
| virtual WebRtc_Word32 RecordingDelay(WebRtc_UWord16& delayMS) const { |
| return -1; |
| } |
| |
| // CPU load |
| virtual WebRtc_Word32 CPULoad(WebRtc_UWord16& load) const { return -1; } |
| |
| virtual bool PlayoutWarning() const { return false; } |
| virtual bool PlayoutError() const { return false; } |
| virtual bool RecordingWarning() const { return false; } |
| virtual bool RecordingError() const { return false; } |
| virtual void ClearPlayoutWarning() {} |
| virtual void ClearPlayoutError() {} |
| virtual void ClearRecordingWarning() {} |
| virtual void ClearRecordingError() {} |
| |
| virtual void AttachAudioBuffer(AudioDeviceBuffer* audioBuffer) {} |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_DUMMY_H |
