static __inline int proc_wait_unthreaded (zbar_processor_t *proc,
proc_waiter_t *waiter,
zbar_timer_t *timeout)
{
int blocking = 0;// proc->streaming && zbar_video_get_fd(proc->video) < 0;
_zbar_mutex_unlock(&proc->mutex);
int rc = 1;
while(rc > 0 && (waiter->events & EVENTS_PENDING)) {
/* FIXME lax w/the locking (though shouldn't matter...) */
//if(blocking) {
// zbar_image_t *img = zbar_video_next_image(proc->video);
// if(!img) {
// rc = -1;
// break;
// }
/* FIXME reacquire API lock! (refactor w/video thread?) */
// _zbar_mutex_lock(&proc->mutex);
// _zbar_process_image(proc, img);
// zbar_image_destroy(img);
// _zbar_mutex_unlock(&proc->mutex);
//}
int reltime = _zbar_timer_check(timeout);
if(blocking && (reltime < 0 || reltime > MAX_INPUT_BLOCK))
reltime = MAX_INPUT_BLOCK;
rc = _zbar_processor_input_wait(proc, NULL, reltime);
}
_zbar_mutex_lock(&proc->mutex);
return(rc);
}
static ZTHREAD proc_input_thread (void *arg)
{
zbar_processor_t *proc = arg;
zbar_thread_t *thread = &proc->input_thread;
int rc;
_zbar_mutex_lock(&proc->mutex);
thread->running = 1;
_zbar_event_trigger(&thread->activity);
zprintf(4, "spawned input thread\n");
rc = 0;
while(thread->started && rc >= 0) {
_zbar_mutex_unlock(&proc->mutex);
rc = _zbar_processor_input_wait(proc, &thread->notify, -1);
_zbar_mutex_lock(&proc->mutex);
}
_zbar_mutex_unlock(&proc->mutex);
_zbar_processor_close(proc);
_zbar_mutex_lock(&proc->mutex);
thread->running = 0;
_zbar_event_trigger(&thread->activity);
_zbar_mutex_unlock(&proc->mutex);
return(0);
}
