static void loss_rate_estimation() {
bool_t supported = ms_filter_codec_supported("pcma");
if( supported ) {
LossRateEstimatorCtx ctx;
stream_manager_t * marielle, * margaux;
int loss_rate = 15;
start_adaptive_stream(MSAudio, &marielle, &margaux, PCMA8_PAYLOAD_TYPE, 8000, 0, loss_rate, 0, 0);
ctx.estimator=ortp_loss_rate_estimator_new(120, 2500, marielle->audio_stream->ms.sessions.rtp_session);
ctx.q = ortp_ev_queue_new();
rtp_session_register_event_queue(marielle->audio_stream->ms.sessions.rtp_session, ctx.q);
ctx.loss_rate = loss_rate;
/*loss rate should be the initial one*/
wait_for_until_with_parse_events(&marielle->audio_stream->ms, &margaux->audio_stream->ms, &loss_rate, 100, 10000, event_queue_cb,&ctx,NULL,NULL);
/*let's set some duplication. loss rate should NOT be changed */
rtp_session_set_duplication_ratio(marielle->audio_stream->ms.sessions.rtp_session, 10);
wait_for_until_with_parse_events(&marielle->audio_stream->ms, &margaux->audio_stream->ms, &loss_rate, 100, 10000, event_queue_cb,&ctx,NULL,NULL);
stop_adaptive_stream(marielle,margaux);
ortp_loss_rate_estimator_destroy(ctx.estimator);
ortp_ev_queue_destroy(ctx.q);
}
}
MSQosAnalyzer * ms_simple_qos_analyzer_new(RtpSession *session){
MSSimpleQosAnalyzer *obj=ms_new0(MSSimpleQosAnalyzer,1);
obj->session=session;
obj->parent.desc=&simple_analyzer_desc;
obj->parent.type=MSQosAnalyzerAlgorithmSimple;
obj->parent.lre=ortp_loss_rate_estimator_new(LOSS_RATE_MIN_INTERVAL, LOSS_RATE_MIN_TIME, session);
return (MSQosAnalyzer*)obj;
}
MSQosAnalyzer * ms_simple_qos_analyzer_new(RtpSession *session){
MSSimpleQosAnalyzer *obj=ms_new0(MSSimpleQosAnalyzer,1);
obj->session=session;
obj->parent.desc=&simple_analyzer_desc;
obj->parent.type=Simple;
obj->lre=ortp_loss_rate_estimator_new(LOSS_RATE_MIN_INTERVAL, rtp_session_get_seq_number(session));
return (MSQosAnalyzer*)obj;
}
MSQosAnalyzer * ms_stateful_qos_analyzer_new(RtpSession *session){
MSStatefulQosAnalyzer *obj=ms_new0(MSStatefulQosAnalyzer,1);
obj->session=session;
obj->parent.desc=&stateful_analyzer_desc;
obj->parent.type=MSQosAnalyzerAlgorithmStateful;
obj->parent.lre=ortp_loss_rate_estimator_new(LOSS_RATE_MIN_INTERVAL, LOSS_RATE_MIN_TIME, session);
/*burst period will float the upload bandwidth assuming 5 sec RTCP reports interval*/
obj->burst_duration_ms=1000;
obj->burst_ratio=9;
return (MSQosAnalyzer*)obj;
}
