int speex_jitter_get(SpeexJitter *jitter, spx_int16_t *out, int *current_timestamp, void** userData)
{
int i;
int jbRet; /* results returned by the JB */
int ourRet; /* result that we will return */
spx_int32_t activity;
char data[2048];
JitterBufferPacket packet;
packet.data = data;
packet.len = 2048; /* AAAAARGH: it took a week to find and add this missing line */
if (jitter->valid_bits)
{
/* Try decoding last received packet */
jbRet = speex_decode_int(jitter->dec, &jitter->current_packet, out);
if (jbRet == 0)
{
jitter_buffer_tick(jitter->packets);
return 1;
} else {
jitter->valid_bits = 0;
}
}
jbRet = jitter_buffer_get(jitter->packets, &packet, jitter->frame_size, NULL);
if (jbRet != JITTER_BUFFER_OK)
{
/* no packet found, so no corresponding user-data */
*userData = NULL;
/* No packet found... extrapolate one */
/*fprintf (stderr, "lost/late frame\n");*/
/*Packet is late or lost*/
speex_decode_int(jitter->dec, NULL, out);
ourRet = 2;
} else {
/* found a packet, so there is corresponding user-data */
*userData = (void*)(packet.user_data);
speex_bits_read_from(&jitter->current_packet, packet.data, packet.len);
/* Decode packet */
jbRet = speex_decode_int(jitter->dec, &jitter->current_packet, out);
if (jbRet == 0) {
ourRet = 0;
jitter->valid_bits = 1;
} else {
/* Error while decoding */
ourRet = 3;
for (i=0;i<jitter->frame_size;i++) out[i]=0;
}
}
speex_decoder_ctl(jitter->dec, SPEEX_GET_ACTIVITY, &activity);
if (activity < jitter->activity_threshold)
jitter_buffer_update_delay(jitter->packets, &packet, NULL);
jitter_buffer_tick(jitter->packets);
return ourRet;
}
static tsk_size_t tdav_speex_jitterbuffer_get(tmedia_jitterbuffer_t* self, void* out_data, tsk_size_t out_size)
{
tdav_speex_jitterbuffer_t *jb = (tdav_speex_jitterbuffer_t *)self;
JitterBufferPacket jb_packet;
int ret;
if(!out_data || !out_size){
TSK_DEBUG_ERROR("Invalid parameter");
return 0;
}
if(!jb->state){
TSK_DEBUG_ERROR("Invalid state");
return 0;
}
if(jb->x_data_size != out_size){ // consumer must request PTIME data
TSK_DEBUG_WARN("%d not expected as frame size. %u<>%u", out_size, jb->frame_duration, (out_size * 500)/jb->rate);
return 0;
}
jb_packet.data = out_data;
jb_packet.len = out_size;
if ((ret = jitter_buffer_get(jb->state, &jb_packet, jb->frame_duration/*(out_size * 500)/jb->rate*/, tsk_null)) != JITTER_BUFFER_OK) {
switch(ret){
case JITTER_BUFFER_MISSING: /*TSK_DEBUG_INFO("JITTER_BUFFER_MISSING - %d", ret);*/ break;
case JITTER_BUFFER_INSERTION: /*TSK_DEBUG_INFO("JITTER_BUFFER_INSERTION - %d", ret);*/ break;
default: TSK_DEBUG_INFO("jitter_buffer_get() failed - %d", ret); break;
}
jitter_buffer_update_delay(jb->state, &jb_packet, NULL);
return 0;
}
// jitter_buffer_update_delay(jitterbuffer->state, &jb_packet, NULL);
return out_size;
}
JNIEXPORT jint JNICALL Native_NATIVE(jitter_1buffer_1update_1delay)
(JNIEnv *env, jclass that, jlong arg0, jobject arg1, jintArray arg2)
{
JitterBufferPacket _arg1, *lparg1=NULL;
jint *lparg2=NULL;
jint rc = 0;
Native_NATIVE_ENTER(env, that, Native_jitter_1buffer_1update_1delay_FUNC);
if (arg1) if ((lparg1 = getJitterBufferPacketFields(env, arg1, &_arg1)) == NULL) goto fail;
if (arg2) if ((lparg2 = (*env)->GetIntArrayElements(env, arg2, NULL)) == NULL) goto fail;
rc = jitter_buffer_update_delay((JitterBuffer *)(intptr_t)arg0, lparg1, lparg2);
fail:
if (arg2 && lparg2) (*env)->ReleaseIntArrayElements(env, arg2, lparg2, 0);
Native_NATIVE_EXIT(env, that, Native_jitter_1buffer_1update_1delay_FUNC);
return rc;
}
