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/*
Copyright (C) 2006 Grame
Portable Audio I/O Library for ASIO Drivers
Author: Stephane Letz
Based on the Open Source API proposed by Ross Bencina
Copyright (c) 2000-2002 Stephane Letz, Phil Burk, Ross Bencina
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __JackASIODriver__
#define __JackASIODriver__
#include "JackAudioDriver.h"
#include "portaudio.h"
namespace Jack
{
/*!
\brief The ASIO driver.
*/
class JackASIODriver : public JackAudioDriver
{
private:
PaStream* fStream;
float** fInputBuffer;
float** fOutputBuffer;
PaDeviceIndex fInputDevice;
PaDeviceIndex fOutputDevice;
static int Render(const void* inputBuffer, void* outputBuffer,
unsigned long framesPerBuffer,
const PaStreamCallbackTimeInfo* timeInfo,
PaStreamCallbackFlags statusFlags,
void* userData);
public:
JackASIODriver(const char* name, JackEngine* engine, JackSynchro** table)
: JackAudioDriver(name, engine, table), fStream(NULL), fInputBuffer(NULL), fOutputBuffer(NULL),
fInputDevice(paNoDevice), fOutputDevice(paNoDevice)
{}
virtual ~JackASIODriver()
{}
int Open(jack_nframes_t frames_per_cycle,
jack_nframes_t rate,
int capturing,
int playing,
int chan_in,
int chan_out,
bool monitor,
const char* capture_driver_name,
const char* playback_driver_name,
jack_nframes_t capture_latency,
jack_nframes_t playback_latency);
int Close();
int Start();
int Stop();
int Read();
int Write();
int SetBufferSize(jack_nframes_t nframes);
void PrintState();
};
} // end of namespace
#endif
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