OPENSL_SND *opensl_open(int sr, int outchannels, int bufferframes){
OPENSL_SND *p;
p = (OPENSL_SND *) malloc(sizeof(OPENSL_SND));
memset(p, 0, sizeof(OPENSL_SND));
p->outchannels = outchannels;
p->sr = sr;
if((p->outBufSamples = bufferframes*outchannels) != 0) {
if((p->outputBuffer = (short *) calloc(p->outBufSamples, sizeof(short))) == NULL) {
opensl_close(p);
return NULL;
}
}
if(opensl_createEngine(p) != SL_RESULT_SUCCESS) {
opensl_close(p);
return NULL;
}
if(opensl_playOpen(p) != SL_RESULT_SUCCESS) {
opensl_close(p);
return NULL;
}
return p;
}
void myosd_closeSound(void) {
if( soundInit == 1 )
{
#ifdef ANDROID
__android_log_print(ANDROID_LOG_DEBUG, "MAME4droid.so", "closeSound");
#endif
if(sound_engine==1)
{
if(closeSound_callback!=NULL)
closeSound_callback();
}
else
{
if(p!=NULL)
opensl_close(p);
}
soundInit = 0;
}
}
audio_module_runner *ami_create(int version, int token, int index) {
if (version != PATCHFIELD_PROTOCOL_VERSION) {
LOGW("Protocol version mismatch.");
return NULL;
}
audio_module_runner *amr = malloc(sizeof(audio_module_runner));
if (amr) {
amr->shm_fd = token;
amr->shm_ptr = smi_map(token);
smi_protect(amr->shm_ptr, get_protected_size());
amr->index = index;
amr->done = 0;
amr->timed_out = 0;
amr->process = NULL;
amr->context = NULL;
amr->launch_counter = 3; // Make sure that this number stays current.
audio_module *module = ami_get_audio_module(amr->shm_ptr, amr->index);
// Clear barriers, just in case.
sb_clobber(ami_get_barrier(amr->shm_ptr, module->report));
sb_clobber(ami_get_barrier(amr->shm_ptr, module->wake));
sb_clobber(ami_get_barrier(amr->shm_ptr, module->ready));
OPENSL_STREAM *os = opensl_open(module->sample_rate, 0, 2,
module->buffer_frames, launch_thread, amr);
sb_clobber(&amr->launched);
opensl_start(os);
sb_wait(&amr->launched, NULL);
opensl_close(os);
struct sigaction act;
act.sa_sigaction = signal_handler;
act.sa_flags = SA_SIGINFO;
sigfillset(&act.sa_mask);
sigaction(AM_SIG_ALRM, &act, NULL);
}
return (audio_module_runner *) amr;
}
