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/*
OSS driver for Jack
Copyright (C) 2003-2007 Jussi Laako <jussi@sonarnerd.net>
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., 59 Temple Place, Suite 330, Boston,
MA 02111-1307 USA
*/
#ifndef __JACK_OSS_DRIVER_H__
#define __JACK_OSS_DRIVER_H__
#include <sys/types.h>
#include <pthread.h>
#include <semaphore.h>
#include <jack/types.h>
#include <jack/jslist.h>
#include <jack/jack.h>
#include "driver.h"
#define OSS_DRIVER_DEF_DEV "/dev/dsp"
#define OSS_DRIVER_DEF_FS 48000
#define OSS_DRIVER_DEF_BLKSIZE 1024
#define OSS_DRIVER_DEF_NPERIODS 2
#define OSS_DRIVER_DEF_BITS 16
#define OSS_DRIVER_DEF_INS 2
#define OSS_DRIVER_DEF_OUTS 2
typedef jack_default_audio_sample_t jack_sample_t;
typedef struct _oss_driver
{
JACK_DRIVER_DECL
jack_nframes_t sample_rate;
jack_nframes_t period_size;
unsigned int nperiods;
int bits;
unsigned int capture_channels;
unsigned int playback_channels;
char *indev;
char *outdev;
int infd;
int outfd;
int format;
int ignorehwbuf;
int trigger;
size_t indevbufsize;
size_t outdevbufsize;
size_t portbufsize;
void *indevbuf;
void *outdevbuf;
float iodelay;
jack_time_t last_periodtime;
jack_time_t next_periodtime;
jack_nframes_t sys_in_latency;
jack_nframes_t sys_out_latency;
JSList *capture_ports;
JSList *playback_ports;
jack_engine_t *engine;
jack_client_t *client;
volatile int run;
volatile int threads;
pthread_t thread_in;
pthread_t thread_out;
pthread_mutex_t mutex_in;
pthread_mutex_t mutex_out;
# ifdef USE_BARRIER
pthread_barrier_t barrier;
# endif
sem_t sem_start;
} oss_driver_t;
#endif
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