52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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//
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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//
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#ifndef LIBTGVOIP_AUDIOOUTPUTALSA_H
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#define LIBTGVOIP_AUDIOOUTPUTALSA_H
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#include "../../audio/AudioOutput.h"
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#include "../../threading.h"
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#include <alsa/asoundlib.h>
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namespace tgvoip
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{
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namespace audio
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{
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class AudioOutputALSA : public AudioOutput
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{
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public:
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AudioOutputALSA(std::string devID);
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virtual ~AudioOutputALSA();
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virtual void Start();
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virtual void Stop();
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virtual bool IsPlaying();
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virtual void SetCurrentDevice(std::string devID);
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static void EnumerateDevices(std::vector<AudioOutputDevice>& devs);
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private:
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void RunThread();
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int (*m_snd_pcm_open)(snd_pcm_t** pcm, const char* name, snd_pcm_stream_t stream, int mode);
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int (*m_snd_pcm_set_params)(snd_pcm_t* pcm, snd_pcm_format_t format, snd_pcm_access_t access, unsigned int channels, unsigned int rate, int soft_resample, unsigned int latency);
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int (*m_snd_pcm_close)(snd_pcm_t* pcm);
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snd_pcm_sframes_t (*m_snd_pcm_writei)(snd_pcm_t* pcm, const void* buffer, snd_pcm_uframes_t size);
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int (*m_snd_pcm_recover)(snd_pcm_t* pcm, int err, int silent);
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const char* (*m_snd_strerror)(int errnum);
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void* m_lib;
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snd_pcm_t* m_handle;
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Thread* m_thread;
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bool m_isPlaying;
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};
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} // namespace audio
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} // namespace tgvoip
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#endif // LIBTGVOIP_AUDIOOUTPUTALSA_H
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