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Commit d02c0c3e authored by Gautier Pelloux-Prayer's avatar Gautier Pelloux-Prayer
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use new bandwidth computation method and fix burst settings

parent ca73e626
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Showing with 13 additions and 17 deletions
src/voip/qosanalyzer.c
View file @ d02c0c3e
......@@ -258,7 +258,7 @@ static double stateful_qos_analyser_upload_bandwidth(MSStatefulQosAnalyser *obj)
obj->upload_bandwidth_sum=0;
P(GREEN "latest_up_bw=%f vs sum_up_bw=%f\n", up_bw, obj->upload_bandwidth_latest);
return up_bw;
return obj->upload_bandwidth_latest;
}
static bool_t stateful_analyser_process_rtcp(MSQosAnalyser *objbase, mblk_t *rtcp){
......@@ -294,9 +294,8 @@ static bool_t stateful_analyser_process_rtcp(MSQosAnalyser *objbase, mblk_t *rtc
int uniq_emitted=report_block_get_high_ext_seq(rb) - obj->previous_ext_high_seq_num_rec;
if (obj->previous_ext_high_seq_num_rec > 0){
printf("RECEIVE cumloss=%d uniq_emitted=%d total_emitted=%d\n", cum_loss_curr, uniq_emitted, total_emitted);
loss_rate=(1. - (uniq_emitted - cum_loss_curr) * 1.f / total_emitted);
printf("RECEIVE estimated loss rate=%f vs 'real'=%f\n", loss_rate, report_block_get_fraction_lost(rb)/2.56);
printf("RECEIVE estimated loss rate=%f vs 'real'=%f\n", loss_rate, report_block_get_fraction_lost(rb)/256.);
}
if (obj->curindex % 10 == 6){
......@@ -460,12 +459,9 @@ static void stateful_analyser_suggest_action(MSQosAnalyser *objbase, MSRateContr
float curbw = obj->latest ? obj->latest->bandwidth : 0.f;
float bw = compute_available_bw(obj);
/*rtp_session_set_duplication_ratio(obj->session, 0);*/
/*try a burst every 50 seconds (10 RTCP packets)*/
if (obj->curindex % 10 == 0){
P(YELLOW "try burst!\n");
/*bw *= 3;*/
/*rtp_session_set_duplication_ratio(obj->session, 2);*/
obj->burst_state = MSStatefulQosAnalyserBurstEnable;
}
/*test a min burst to avoid overestimation of available bandwidth*/
......@@ -473,7 +469,7 @@ static void stateful_analyser_suggest_action(MSQosAnalyser *objbase, MSRateContr
P(YELLOW "try minimal burst!\n");
bw *= .33;
}
/*not bandwidth estimation computed*/
/*no bandwidth estimation computed*/
if (bw <= 0){
action->type=MSRateControlActionDoNothing;
action->value=0;
......@@ -524,7 +520,7 @@ static void stateful_analyser_update(MSQosAnalyser *objbase){
case MSStatefulQosAnalyserBurstEnable:{
obj->burst_state=MSStatefulQosAnalyserBurstInProgress;
ortp_gettimeofday(&obj->start_time, NULL);
rtp_session_set_duplication_ratio(obj->session, 2);
rtp_session_set_duplication_ratio(obj->session, obj->burst_ratio);
obj->start_seq_number=obj->last_seq_number=obj->session->rtp.snd_seq;
} case MSStatefulQosAnalyserBurstInProgress: {
struct timeval now;
......@@ -535,7 +531,6 @@ static void stateful_analyser_update(MSQosAnalyser *objbase){
obj->last_seq_number=obj->session->rtp.snd_seq;
/*burst should last 1sec*/
if (elapsed > obj->burst_duration_ms){
obj->burst_state=MSStatefulQosAnalyserBurstDisable;
rtp_session_set_duplication_ratio(obj->session, 0);
......@@ -563,8 +558,9 @@ MSQosAnalyser * ms_stateful_qos_analyser_new(RtpSession *session){
obj->session=session;
obj->parent.desc=&stateful_analyser_desc;
obj->parent.type=Stateful;
/*double the upload bandwidth based on a 5 sec RTCP reports interval*/
obj->burst_duration_ms=1000;
obj->burst_ratio=2;
obj->burst_ratio=9;
return (MSQosAnalyser*)obj;
}
......
tester/mediastreamer2_adaptive_tester.c
View file @ d02c0c3e
......@@ -349,26 +349,26 @@ static void adaptive_opus_audio_stream() {
// on EDGEBW, both should be overconsumming
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, OPUS_PAYLOAD_TYPE, 8000, EDGE_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(14), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./EDGE_BW;
CU_ASSERT_IN_RANGE(bw_usage, 2.f, 3.f); // bad! since this codec cant change its ptime and it is the lower bitrate, no improvement can occur
DEINIT();
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, OPUS_PAYLOAD_TYPE, 48000, EDGE_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(11), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./EDGE_BW;
CU_ASSERT_IN_RANGE(bw_usage, 1.f, 1.4f); // bad!
DEINIT();
// on 3G BW, both should be at max
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, OPUS_PAYLOAD_TYPE, 8000, THIRDGENERATION_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(5), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./THIRDGENERATION_BW;
CU_ASSERT_IN_RANGE(bw_usage, .1f, .15f);
DEINIT();
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, OPUS_PAYLOAD_TYPE, 48000, THIRDGENERATION_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(5), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./THIRDGENERATION_BW;
CU_ASSERT_IN_RANGE(bw_usage, .2f, .3f);
DEINIT();
}
......@@ -385,7 +385,7 @@ static void adaptive_speex16_audio_stream() {
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, SPEEX16_PAYLOAD_TYPE, 32000, EDGE_BW / 2., 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(10), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./(EDGE_BW / 2.);
CU_ASSERT_IN_RANGE(bw_usage, 1.f, 5.f);
DEINIT();
}
......@@ -402,13 +402,13 @@ static void adaptive_pcma_audio_stream() {
// yet non-adaptative codecs cannot respect low throughput limitations
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, PCMA8_PAYLOAD_TYPE, 8000, EDGE_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(10), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./EDGE_BW;
CU_ASSERT_IN_RANGE(bw_usage,6.f, 8.f); // this is bad!
DEINIT();
evq=start_adaptive_stream(AudioStreamType, &marielle, &margaux, PCMA8_PAYLOAD_TYPE, 8000, THIRDGENERATION_BW, 0, 0, 0);
iterate_adaptive_stream(marielle, margaux, evq, timeout_receive_rtcp(5), &marielle->audio_stats.number_of_EndOfFile, 10);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms);
bw_usage=media_stream_get_up_bw(&marielle->audio_stream->ms)*1./THIRDGENERATION_BW;
CU_ASSERT_IN_RANGE(bw_usage, .3f, .5f);
DEINIT();
}
......
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