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Due to a race condition between source and sink voice is not always starting when calling. Introduce audio stream connections to avoid race condition and improve handling of audio start and stop operations. Signed-off-by: Marcin Smoczyński <smoczynski.marcin@gmail.com>
57 lines
1.7 KiB
C++
Executable File
57 lines
1.7 KiB
C++
Executable File
// Copyright (c) 2017-2020, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#ifndef PUREPHONE_LINUXCELLULARAUDIO_HPP
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#define PUREPHONE_LINUXCELLULARAUDIO_HPP
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#include "bsp/audio/bsp_audio.hpp"
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#include "portaudio.h"
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namespace bsp
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{
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class LinuxCellularAudio : public AudioDevice
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{
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public:
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LinuxCellularAudio(AudioDevice::audioCallback_t callback);
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virtual ~LinuxCellularAudio();
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AudioDevice::RetCode Start(const Format &format) override final;
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AudioDevice::RetCode Stop() override final;
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AudioDevice::RetCode OutputVolumeCtrl(float vol) override final;
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AudioDevice::RetCode InputGainCtrl(float gain) override final;
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AudioDevice::RetCode OutputPathCtrl(OutputPath outputPath) override final;
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AudioDevice::RetCode InputPathCtrl(InputPath inputPath) override final;
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bool IsFormatSupported(const Format &format) override final;
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void onDataReceive() final;
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void onDataSend() final;
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void enableInput() final;
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void enableOutput() final;
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void disableInput() final;
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void disableOutput() final;
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private:
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PaStream *stream;
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static int portAudioCallback(const void *inputBuffer,
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void *outputBuffer,
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unsigned long framesPerBuffer,
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const PaStreamCallbackTimeInfo *timeInfo,
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PaStreamCallbackFlags statusFlags,
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void *userData);
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bool TryOpenStream(const bsp::AudioDevice::Format &format);
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};
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} // namespace bsp
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#endif // PUREPHONE_LINUXCELLULARAUDIO_HPP
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