mirror of
https://github.com/danog/libtgvoip.git
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47 lines
1.3 KiB
C
47 lines
1.3 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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namespace audio{
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class AudioOutputALSA : public CAudioOutput{
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public:
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AudioOutputALSA();
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virtual ~AudioOutputALSA();
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virtual void Configure(uint32_t sampleRate, uint32_t bitsPerSample, uint32_t channels);
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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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private:
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static void* StartThread(void* arg);
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void RunThread();
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int (*_snd_pcm_open)(snd_pcm_t** pcm, const char* name, snd_pcm_stream_t stream, int mode);
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int (*_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 (*_snd_pcm_close)(snd_pcm_t* pcm);
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snd_pcm_sframes_t (*_snd_pcm_writei)(snd_pcm_t *pcm, const void *buffer, snd_pcm_uframes_t size);
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int (*_snd_pcm_recover)(snd_pcm_t* pcm, int err, int silent);
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const char* (*_snd_strerror)(int errnum);
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void* lib;
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snd_pcm_t* handle;
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tgvoip_thread_t thread;
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bool isPlaying;
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};
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}
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}
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#endif //LIBTGVOIP_AUDIOOUTPUTALSA_H
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