static void receiver_process(MSFilter * f)
{
ReceiverData *d = (ReceiverData *) f->data;
mblk_t *m;
uint32_t timestamp;
if (d->session == NULL)
return;
if (d->reset_jb){
ms_message("Reseting jitter buffer");
rtp_session_resync(d->session);
d->reset_jb=FALSE;
}
if (d->starting){
PayloadType *pt=rtp_profile_get_payload(
rtp_session_get_profile(d->session),
rtp_session_get_recv_payload_type(d->session));
if (pt && pt->type!=PAYLOAD_VIDEO)
rtp_session_flush_sockets(d->session);
d->starting=FALSE;
}
timestamp = (uint32_t) (f->ticker->time * (d->rate/1000));
while ((m = rtp_session_recvm_with_ts(d->session, timestamp)) != NULL) {
mblk_set_timestamp_info(m, rtp_get_timestamp(m));
mblk_set_marker_info(m, rtp_get_markbit(m));
mblk_set_cseq(m, rtp_get_seqnumber(m));
rtp_get_payload(m,&m->b_rptr);
ms_queue_put(f->outputs[0], m);
}
}
static void filter_process(MSFilter *f){
isac_decoder_t* obj = (isac_decoder_t*)f->data;
mblk_t* im;
int count = 0;
im = ms_queue_get( f->inputs[0] );
while( im != NULL ){
decode(f, im);
freemsg(im);
count++;
im = ms_queue_get( f->inputs[0] );
}
if( ms_concealer_context_is_concealement_required(obj->plc_ctx, f->ticker->time) ) {
WebRtc_Word16 flen = (obj->ptime == 30) ? ISAC_30MS_SAMPLE_COUNT
: ISAC_60MS_SAMPLE_COUNT;
mblk_t* plc_blk = allocb(flen*2, 0 );
// ms_message("PLC for %d ms", obj->ptime);
// interpolate 1 frame for 30ms ptime, 2 frames for 60ms
WebRtc_Word16 ret = WebRtcIsacfix_DecodePlc(obj->isac,
(WebRtc_Word16*)plc_blk->b_wptr,
(obj->ptime == 30) ? 1 : 2);
if( ret < 0 ) {
ms_error("WebRtcIsacfix_DecodePlc error: %d", WebRtcIsacfix_GetErrorCode(obj->isac) );
freeb(plc_blk);
} else {
plc_blk->b_wptr += ret*2;
obj->seq_nb++;
// insert this interpolated block into the output, with correct args:
mblk_set_cseq(plc_blk, obj->seq_nb );
mblk_set_plc_flag(plc_blk, 1); // this one's a PLC packet
ms_queue_put(f->outputs[0], plc_blk);
ms_concealer_inc_sample_time(obj->plc_ctx, f->ticker->time, obj->ptime, FALSE);
}
}
}
