| /* |
| * 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_MIXER_MANAGER_PULSE_LINUX_H |
| #define WEBRTC_AUDIO_DEVICE_AUDIO_MIXER_MANAGER_PULSE_LINUX_H |
| |
| #include "webrtc/modules/audio_device/include/audio_device.h" |
| #include "webrtc/modules/audio_device/linux/pulseaudiosymboltable_linux.h" |
| #include "webrtc/system_wrappers/include/critical_section_wrapper.h" |
| #include "webrtc/typedefs.h" |
| #include "webrtc/base/thread_checker.h" |
| |
| #include <pulse/pulseaudio.h> |
| #include <stdint.h> |
| |
| #ifndef UINT32_MAX |
| #define UINT32_MAX ((uint32_t)-1) |
| #endif |
| |
| namespace webrtc |
| { |
| |
| class AudioMixerManagerLinuxPulse |
| { |
| public: |
| int32_t SetPlayStream(pa_stream* playStream); |
| int32_t SetRecStream(pa_stream* recStream); |
| int32_t OpenSpeaker(uint16_t deviceIndex); |
| int32_t OpenMicrophone(uint16_t deviceIndex); |
| int32_t SetSpeakerVolume(uint32_t volume); |
| int32_t SpeakerVolume(uint32_t& volume) const; |
| int32_t MaxSpeakerVolume(uint32_t& maxVolume) const; |
| int32_t MinSpeakerVolume(uint32_t& minVolume) const; |
| int32_t SpeakerVolumeStepSize(uint16_t& stepSize) const; |
| int32_t SpeakerVolumeIsAvailable(bool& available); |
| int32_t SpeakerMuteIsAvailable(bool& available); |
| int32_t SetSpeakerMute(bool enable); |
| int32_t StereoPlayoutIsAvailable(bool& available); |
| int32_t StereoRecordingIsAvailable(bool& available); |
| int32_t SpeakerMute(bool& enabled) const; |
| int32_t MicrophoneMuteIsAvailable(bool& available); |
| int32_t SetMicrophoneMute(bool enable); |
| int32_t MicrophoneMute(bool& enabled) const; |
| int32_t MicrophoneBoostIsAvailable(bool& available); |
| int32_t SetMicrophoneBoost(bool enable); |
| int32_t MicrophoneBoost(bool& enabled) const; |
| int32_t MicrophoneVolumeIsAvailable(bool& available); |
| int32_t SetMicrophoneVolume(uint32_t volume); |
| int32_t MicrophoneVolume(uint32_t& volume) const; |
| int32_t MaxMicrophoneVolume(uint32_t& maxVolume) const; |
| int32_t MinMicrophoneVolume(uint32_t& minVolume) const; |
| int32_t MicrophoneVolumeStepSize(uint16_t& stepSize) const; |
| int32_t SetPulseAudioObjects(pa_threaded_mainloop* mainloop, |
| pa_context* context); |
| int32_t Close(); |
| int32_t CloseSpeaker(); |
| int32_t CloseMicrophone(); |
| bool SpeakerIsInitialized() const; |
| bool MicrophoneIsInitialized() const; |
| |
| public: |
| AudioMixerManagerLinuxPulse(const int32_t id); |
| ~AudioMixerManagerLinuxPulse(); |
| |
| private: |
| static void PaSinkInfoCallback(pa_context *c, const pa_sink_info *i, |
| int eol, void *pThis); |
| static void PaSinkInputInfoCallback(pa_context *c, |
| const pa_sink_input_info *i, int eol, |
| void *pThis); |
| static void PaSourceInfoCallback(pa_context *c, const pa_source_info *i, |
| int eol, void *pThis); |
| static void |
| PaSetVolumeCallback(pa_context* /*c*/, int success, void* /*pThis*/); |
| void PaSinkInfoCallbackHandler(const pa_sink_info *i, int eol); |
| void PaSinkInputInfoCallbackHandler(const pa_sink_input_info *i, int eol); |
| void PaSourceInfoCallbackHandler(const pa_source_info *i, int eol); |
| |
| void WaitForOperationCompletion(pa_operation* paOperation) const; |
| |
| bool GetSinkInputInfo() const; |
| bool GetSinkInfoByIndex(int device_index)const ; |
| bool GetSourceInfoByIndex(int device_index) const; |
| |
| private: |
| int32_t _id; |
| int16_t _paOutputDeviceIndex; |
| int16_t _paInputDeviceIndex; |
| |
| pa_stream* _paPlayStream; |
| pa_stream* _paRecStream; |
| |
| pa_threaded_mainloop* _paMainloop; |
| pa_context* _paContext; |
| |
| mutable uint32_t _paVolume; |
| mutable uint32_t _paMute; |
| mutable uint32_t _paVolSteps; |
| bool _paSpeakerMute; |
| mutable uint32_t _paSpeakerVolume; |
| mutable uint8_t _paChannels; |
| bool _paObjectsSet; |
| |
| // Stores thread ID in constructor. |
| // We can then use ThreadChecker::CalledOnValidThread() to ensure that |
| // other methods are called from the same thread. |
| // Currently only does RTC_DCHECK(thread_checker_.CalledOnValidThread()). |
| rtc::ThreadChecker thread_checker_; |
| }; |
| |
| } |
| |
| #endif // MODULES_AUDIO_DEVICE_MAIN_SOURCE_LINUX_AUDIO_MIXER_MANAGER_PULSE_LINUX_H_ |