static void* pulse_thread(void* context)
{
sem_t* init = (sem_t*)context;
pa_sample_spec ss;
ss.format = PA_SAMPLE_S16LE;
ss.channels = 2;
ss.rate = g_sample_rate;
int err;
g_pulse = pa_simple_new(NULL, g_appname, PA_STREAM_PLAYBACK, NULL, g_appname, &ss, NULL, NULL, &err);
if (!g_pulse) {
snprintf(g_lasterror, c_nlasterror, "failed to connect to pulse server: %d", err);
}
sem_post(init);
if (!g_pulse)
return 0;
pa_simple* s = g_pulse;
short samples[c_nsamples*2];
g_running = true;
while (g_running) {
g_callback(samples, c_nsamples);
if (0 > pa_simple_write(s, samples, sizeof(samples), NULL))
break;
}
pa_simple_flush(s, NULL);
pa_simple_free(s);
g_pulse = 0;
return 0;
}
static int pulsedrv_suspend(void)
{
int error = 0;
if (pa_simple_flush(s, &error)) {
log_error(LOG_DEFAULT, "pa_simple_flush(): %s", pa_strerror(error));
return 1;
}
return 0;
}
uint8_t pulseSimpleAudioDevice::stop(void)
{
int er;
ADM_assert(instance);
pa_simple_flush(INSTANCE,&er);
pa_simple_free(INSTANCE);
instance=NULL;
printf("[PulseAudio] Stopped\n");
return 1;
}
static void pulsedrv_close(void)
{
int error = 0;
if (pa_simple_flush(s, &error)) {
log_error(LOG_DEFAULT, "pa_simple_flush(): %s", pa_strerror(error));
/* don't stop */
}
pa_simple_free(s);
s = NULL;
}
static void
pulse_flush (sw_handle * handle)
{
struct pa_simple * pa ;
int error;
if ((pa = (struct pa_simple *)handle->custom_data) == NULL)
return;
if (pa_simple_flush(pa, &error) < 0) {
fprintf(stderr, __FILE__": pa_simple_flush() failed: %s\n", pa_strerror(error));
}
}
void m1sdr_PlayStop(void)
{
#if 0
pa_operation *op;
#endif
#ifdef USE_SDL
if (lnxdrv_apimode == 0)
{
SDL_PauseAudio(1);
}
#endif
if (lnxdrv_apimode == 1)
{
// snd_pcm_pause(pHandle, 1);
snd_pcm_drop(pHandle);
}
#if PULSE_USE_SIMPLE
if ((lnxdrv_apimode == 3) && (my_simple))
{
pa_simple_flush(my_simple, NULL);
pa_simple_free(my_simple);
my_simple = NULL;
}
#else
#if 0
if (lnxdrv_apimode == 3)
{
op = pa_stream_drain(my_pa_stream, &pa_stream_drain_complete, NULL);
if (op)
{
while (pa_operation_get_state(op) != PA_OPERATION_DONE)
{
if (pa_context_get_state(my_pa_context) != PA_CONTEXT_READY ||
pa_stream_get_state(my_pa_stream) != PA_STREAM_READY ||
pa_mainloop_iterate(my_pa_mainloop, 0, NULL) < 0)
{
pa_operation_cancel(op);
break;
}
}
}
}
#endif
#endif
waveLogStop();
oss_playing = 0;
}
static void *pulseaudio_update(ALLEGRO_THREAD *self, void *data)
{
ALLEGRO_VOICE *voice = data;
PULSEAUDIO_VOICE *pv = voice->extra;
while (!al_get_thread_should_stop(self)) {
if (pv->status == PV_PLAYING) {
unsigned int frames = 4096;
if (voice->is_streaming) {
// streaming audio
const void *data = _al_voice_update(voice, &frames);
if (data) {
pa_simple_write(pv->s, data, frames * pv->frame_size, NULL);
}
}
else {
// direct buffer audio
al_lock_mutex(pv->buffer_mutex);
const char *data = pv->buffer;
unsigned int len = frames * pv->frame_size;
pv->buffer += frames * pv->frame_size;
if (pv->buffer > pv->buffer_end) {
len = pv->buffer_end - data;
pv->buffer = voice->attached_stream->spl_data.buffer.ptr;
voice->attached_stream->pos = 0;
if (voice->attached_stream->loop == ALLEGRO_PLAYMODE_ONCE) {
pv->status = PV_STOPPING;
}
}
else {
voice->attached_stream->pos += frames;
}
al_unlock_mutex(pv->buffer_mutex);
pa_simple_write(pv->s, data, len, NULL);
}
}
else if (pv->status == PV_STOPPING) {
pa_simple_flush(pv->s, NULL);
pv->status = PV_STOPPED;
}
else if (pv->status == PV_STOPPED) {
al_rest(0.001);
}
}
return NULL;
}
static int pulse_destroy(struct iaxc_audio_driver *d)
{
if (d->priv)
{
pa_simple *p = (pa_simple*)(d->priv);
pa_simple_flush(p,NULL);
}
if (d->priv)
{
pa_simple *p = (pa_simple*)(d->priv);
pa_simple_free(p);
}
return 0;
}
static int pulse_play(void)
{
trace ("pulse_play\n");
deadbeef->mutex_lock (mutex);
if (!pulse_tid)
{
if (pulse_init () < 0)
{
deadbeef->mutex_unlock (mutex);
return -1;
}
}
pa_simple_flush (s, NULL);
state = OUTPUT_STATE_PLAYING;
deadbeef->mutex_unlock (mutex);
return 0;
}
static gpointer
player_av_audio_loop (PlayerAV *self)
{
pa_simple *s;
pa_sample_spec ss;
ss.format = PA_SAMPLE_S16LE;
ss.rate = self->priv->actx->sample_rate;
ss.channels = self->priv->actx->channels;
s = pa_simple_new (NULL, "GMediaMP", PA_STREAM_PLAYBACK, NULL, "Music", &ss,
NULL, NULL, NULL);
int64_t pts;
gint len, lcv;
short *abuffer = (short*) av_malloc (AVCODEC_MAX_AUDIO_FRAME_SIZE * self->priv->actx->channels * sizeof (uint8_t));
double atime, ctime;
while ((len = player_av_get_audio_frame (self, abuffer, &pts)) > 0) {
if (pts != AV_NOPTS_VALUE) {
atime = pts * av_q2d (self->priv->fctx->streams[self->priv->astream]->time_base);
ctime = (av_gettime () - self->priv->start_time) / 1000000.0;
self->priv->start_time += (1000000 * (ctime - atime));
}
if (len > 0) {
gint i;
for (i = 0; i < len / sizeof (short); i++) {
gdouble val = self->priv->volume * abuffer[i];
if (val > 32767) {
abuffer[i] = 32767;
} else if (val < -32768) {
abuffer[i] = -32768;
} else {
abuffer[i] = val;
}
}
pa_simple_write (s, abuffer, len, NULL);
}
if (atime >= self->priv->fctx->duration) {
break;
}
if (self->priv->state != PLAYER_STATE_PLAYING) {
break;
}
}
if (self->priv->state == PLAYER_STATE_PLAYING) {
self->priv->state = PLAYER_STATE_STOPPED;
_player_emit_eos (PLAYER (self));
}
av_free (abuffer);
pa_simple_flush (s, NULL);
pa_simple_free (s);
}
void m1sdr_Exit(void)
{
int i;
if (!hw_present) return;
switch (lnxdrv_apimode)
{
case 0: // SDL
#ifdef USE_SDL
SDL_QuitSubSystem(SDL_INIT_AUDIO);
for (i = 0; i < kMaxBuffers; i++)
{
if (buffer[i])
{
free((void *)buffer[i]);
buffer[i] = (volatile INT16 *)NULL;
}
}
#endif
break;
case 1: // ALSA
// printf("ALSA kill handle %x\n", pHandle);
if (pHandle > 0)
{
snd_pcm_close(pHandle);
}
break;
case 2: // OSS
close(audiofd);
break;
case 3: // PulseAudio
if (my_pa_stream)
{
pa_stream_disconnect(my_pa_stream);
pa_stream_unref(my_pa_stream);
}
if (my_pa_context)
{
pa_context_disconnect(my_pa_context);
pa_context_unref(my_pa_context);
}
// pa_signal_done();
if (my_pa_mainloop)
{
pa_mainloop_free(my_pa_mainloop);
}
#if PULSE_USE_SIMPLE
if (my_simple)
{
pa_simple_flush(my_simple, NULL);
pa_simple_free(my_simple);
}
my_simple = NULL;
#endif
my_pa_context = NULL;
my_pa_stream = NULL;
my_pa_mainloop = NULL;
my_pa_mainloop_api = NULL;
break;
}
}
void OutputPulseAudio::reset()
{
int error;
if (m_connection)
pa_simple_flush(m_connection, &error);
}
