50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/**
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* @author Gary P. SCAVONE
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*
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* @copyright 2001-2013 Gary P. Scavone, all right reserved
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*
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* @license like MIT (see license file)
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*/
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#if !defined(__AIRTAUDIO_API_ALSA_H__) && defined(__LINUX_ALSA__)
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#define __AIRTAUDIO_API_ALSA_H__
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namespace airtaudio {
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namespace api {
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class Alsa: public airtaudio::Api {
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public:
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static airtaudio::Api* Create(void);
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public:
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Alsa();
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~Alsa();
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airtaudio::api::type getCurrentApi(void) {
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return airtaudio::api::LINUX_ALSA;
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}
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uint32_t getDeviceCount(void);
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airtaudio::DeviceInfo getDeviceInfo(uint32_t _device);
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enum airtaudio::errorType closeStream(void);
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enum airtaudio::errorType startStream(void);
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enum airtaudio::errorType stopStream(void);
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enum airtaudio::errorType abortStream(void);
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// This function is intended for internal use only. It must be
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// public because it is called by the internal callback handler,
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// which is not a member of RtAudio. External use of this function
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// will most likely produce highly undesireable results!
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void callbackEvent(void);
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private:
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std::vector<airtaudio::DeviceInfo> m_devices;
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void saveDeviceInfo(void);
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bool probeDeviceOpen(uint32_t _device,
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airtaudio::api::StreamMode _mode,
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uint32_t _channels,
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uint32_t _firstChannel,
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uint32_t _sampleRate,
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airtaudio::format _format,
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uint32_t *_bufferSize,
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airtaudio::StreamOptions *_options);
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};
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};
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};
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#endif
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