audio-orchestra/audio/orchestra/api/Jack.hpp

57 lines
1.8 KiB
C++

/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
* @fork from RTAudio
*/
#pragma once
#ifdef ORCHESTRA_BUILD_JACK
#include <jack/jack.h>
namespace audio {
namespace orchestra {
namespace api {
class JackPrivate;
class Jack: public audio::orchestra::Api {
public:
static ememory::SharedPtr<audio::orchestra::Api> create();
public:
Jack();
virtual ~Jack();
const etk::String& getCurrentApi() {
return audio::orchestra::typeJack;
}
uint32_t getDeviceCount();
audio::orchestra::DeviceInfo getDeviceInfo(uint32_t _device);
enum audio::orchestra::error closeStream();
enum audio::orchestra::error startStream();
enum audio::orchestra::error stopStream();
enum audio::orchestra::error abortStream();
long getStreamLatency();
// This function is intended for internal use only. It must be
// public because it is called by the internal callback handler,
// which is not a member of RtAudio. External use of this function
// will most likely produce highly undesireable results!
bool callbackEvent(uint64_t _nframes);
private:
static int32_t jackXrun(void* _userData);
static void jackCloseStream(void* _userData);
static void jackShutdown(void* _userData);
static int32_t jackCallbackHandler(jack_nframes_t _nframes, void* _userData);
private:
ememory::SharedPtr<JackPrivate> m_private;
bool open(uint32_t _device,
audio::orchestra::mode _mode,
uint32_t _channels,
uint32_t _firstChannel,
uint32_t _sampleRate,
audio::format _format,
uint32_t *_bufferSize,
const audio::orchestra::StreamOptions& _options);
};
}
}
}
#endif