int opensles_player_alloc(struct auplay_st **stp, struct auplay *ap,
struct auplay_prm *prm, const char *device,
auplay_write_h *wh, void *arg)
{
struct auplay_st *st;
int err;
(void)device;
st = mem_zalloc(sizeof(*st), auplay_destructor);
if (!st)
return ENOMEM;
st->ap = mem_ref(ap);
st->wh = wh;
st->arg = arg;
err = createOutput(st);
if (err)
goto out;
err = createPlayer(st, prm);
if (err)
goto out;
bqPlayerCallback(st->BufferQueue, st);
out:
if (err)
mem_deref(st);
else
*stp = st;
return err;
}
// init mididriver
jboolean
Java_org_billthefarmer_accordion_MidiDriver_init(JNIEnv *env,
jobject obj)
{
EAS_RESULT result;
if (result = initEAS() != EAS_SUCCESS)
{
shutdownEAS();
LOG_E(LOG_TAG, "Init EAS failed: %ld", result);
return JNI_FALSE;
}
// LOG_D(LOG_TAG, "Init EAS success, buffer: %ld", bufferSize);
// allocate buffer in bytes
buffer = (EAS_PCM *)malloc(bufferSize * sizeof(EAS_PCM));
if (buffer == NULL)
{
shutdownEAS();
LOG_E(LOG_TAG, "Allocate buffer failed");
return JNI_FALSE;
}
// create the engine and output mix objects
if (result = createEngine() != SL_RESULT_SUCCESS)
{
shutdownEAS();
shutdownAudio();
free(buffer);
buffer = NULL;
LOG_E(LOG_TAG, "Create engine failed: %ld", result);
return JNI_FALSE;
}
// create buffer queue audio player
if (result = createBufferQueueAudioPlayer() != SL_RESULT_SUCCESS)
{
shutdownEAS();
shutdownAudio();
free(buffer);
buffer = NULL;
LOG_E(LOG_TAG, "Create buffer queue audio player failed: %ld", result);
return JNI_FALSE;
}
// call the callback to start playing
bqPlayerCallback(bqPlayerBufferQueue, NULL);
return JNI_TRUE;
}
int opensles_player_alloc(struct auplay_st **stp, const struct auplay *ap,
struct auplay_prm *prm, const char *device,
auplay_write_h *wh, void *arg)
{
struct auplay_st *st;
int err;
(void)device;
if (!stp || !ap || !prm || !wh)
return EINVAL;
debug("opensles: opening player %uHz, %uchannels\n",
prm->srate, prm->ch);
st = mem_zalloc(sizeof(*st), auplay_destructor);
if (!st)
return ENOMEM;
st->ap = ap;
st->wh = wh;
st->arg = arg;
st->sampc = prm->srate * prm->ch * PTIME / 1000;
st->bufferId = 0;
for (int i=0; i<N_PLAY_QUEUE_BUFFERS; i++) {
st->sampv[i] = mem_zalloc(2 * st->sampc, NULL);
if (!st->sampv[i]) {
err = ENOMEM;
goto out;
}
}
err = createOutput(st);
if (err)
goto out;
err = createPlayer(st, prm);
if (err)
goto out;
/* kick-start the buffer callback */
bqPlayerCallback(st->BufferQueue, st);
out:
if (err)
mem_deref(st);
else
*stp = st;
return err;
}
void SNDOpenSLUpdateAudio(s16 *buffer, u32 num_samples)
{
for(int i = 0 ; i < NUM_BUFFERS ; ++i)
{
if(buffers[i].avail)
{
memcpy(buffers[i].data, buffer, sizeof(s16) * 2 * num_samples);
int currentSoundBuffer = nextSoundBuffer;
buffers[i].samples = num_samples;
buffers[i].avail = false;
nextSoundBuffer = i;
if(!currentlyPlaying)
{
(*bqPlayerBufferQueue)->Clear(bqPlayerBufferQueue);
bqPlayerCallback(bqPlayerBufferQueue, NULL);
currentlyPlaying = true;
}
//LOGI("Copied %d samples to buffer %d", num_samples, nextSoundBuffer);
return;
}
}
//should never get here...
}
