static void add_rtcp_fb_attributes(belle_sdp_media_description_t *media_desc, const SalMediaDescription *md, const SalStreamDescription *stream) {
MSList *pt_it;
PayloadType *pt;
PayloadTypeAvpfParams avpf_params;
bool_t general_trr_int;
uint8_t trr_int = 0;
general_trr_int = is_rtcp_fb_trr_int_the_same_for_all_payloads(stream, &trr_int);
if (general_trr_int == TRUE) {
add_rtcp_fb_trr_int_attribute(media_desc, -1, trr_int);
}
for (pt_it = stream->payloads; pt_it != NULL; pt_it = pt_it->next) {
pt = (PayloadType *)pt_it->data;
/* AVPF/SAVPF profile is used so enable AVPF for all paylad types. */
payload_type_set_flag(pt, PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED);
avpf_params = payload_type_get_avpf_params(pt);
/* Add rtcp-fb attributes according to the AVPF features of the payload types. */
if (avpf_params.features & PAYLOAD_TYPE_AVPF_PLI) {
add_rtcp_fb_nack_attribute(media_desc, payload_type_get_number(pt), BELLE_SDP_RTCP_FB_PLI);
}
if (avpf_params.features & PAYLOAD_TYPE_AVPF_SLI) {
add_rtcp_fb_nack_attribute(media_desc, payload_type_get_number(pt), BELLE_SDP_RTCP_FB_SLI);
}
if (avpf_params.features & PAYLOAD_TYPE_AVPF_RPSI) {
add_rtcp_fb_nack_attribute(media_desc, payload_type_get_number(pt), BELLE_SDP_RTCP_FB_RPSI);
}
}
}
static void enable_avpf_for_stream(SalStreamDescription *stream) {
MSList *pt_it;
for (pt_it = stream->payloads; pt_it != NULL; pt_it = pt_it->next) {
PayloadType *pt = (PayloadType *)pt_it->data;
payload_type_set_flag(pt, PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED);
}
}
static void init_video_streams(video_stream_tester_t *vst1, video_stream_tester_t *vst2, bool_t avpf, bool_t one_way, OrtpNetworkSimulatorParams *params, int payload_type) {
PayloadType *pt;
create_video_stream(vst1, payload_type);
create_video_stream(vst2, payload_type);
/* Enable/disable avpf. */
pt = rtp_profile_get_payload(&rtp_profile, payload_type);
CU_ASSERT_PTR_NOT_NULL_FATAL(pt);
if (avpf == TRUE) {
payload_type_set_flag(pt, PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED);
} else {
payload_type_unset_flag(pt, PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED);
}
/* Configure network simulator. */
if ((params != NULL) && (params->enabled == TRUE)) {
rtp_session_enable_network_simulation(vst1->vs->ms.sessions.rtp_session, params);
rtp_session_enable_network_simulation(vst2->vs->ms.sessions.rtp_session, params);
}
if (one_way == TRUE) {
video_stream_set_direction(vst1->vs, VideoStreamRecvOnly);
}
CU_ASSERT_EQUAL(video_stream_start(vst1->vs, &rtp_profile, vst2->local_ip, vst2->local_rtp, vst2->local_ip, vst2->local_rtcp, payload_type, 50, vst1->cam), 0);
CU_ASSERT_EQUAL(video_stream_start(vst2->vs, &rtp_profile, vst1->local_ip, vst1->local_rtp, vst1->local_ip, vst1->local_rtcp, payload_type, 50, vst2->cam), 0);
}
static void enable_avpf_for_stream(SalStreamDescription *stream) {
MSList *pt_it;
PayloadType *pt;
PayloadTypeAvpfParams avpf_params;
for (pt_it = stream->payloads; pt_it != NULL; pt_it = pt_it->next) {
pt = (PayloadType *)pt_it->data;
avpf_params = payload_type_get_avpf_params(pt);
payload_type_set_flag(pt, PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED);
if (stream->type == SalVideo) {
avpf_params.features |= PAYLOAD_TYPE_AVPF_FIR;
}
avpf_params.trr_interval = 0;
payload_type_set_avpf_params(pt, avpf_params);
}
}
static MSList *match_payloads(MSFactory *factory, const MSList *local, const MSList *remote, bool_t reading_response, bool_t one_matching_codec){
const MSList *e2,*e1;
MSList *res=NULL;
PayloadType *matched;
bool_t found_codec=FALSE;
for(e2=remote;e2!=NULL;e2=e2->next){
PayloadType *p2=(PayloadType*)e2->data;
matched=find_payload_type_best_match(factory, local, p2, remote, reading_response);
if (matched){
int local_number=payload_type_get_number(matched);
int remote_number=payload_type_get_number(p2);
if (one_matching_codec){
if (strcasecmp(matched->mime_type,"telephone-event")!=0){
if (found_codec){/* we have found a real codec already*/
continue; /*this codec won't be added*/
}else found_codec=TRUE;
}
}
if (p2->send_fmtp){
payload_type_append_send_fmtp(matched,p2->send_fmtp);
}
matched->flags|=PAYLOAD_TYPE_FLAG_CAN_RECV|PAYLOAD_TYPE_FLAG_CAN_SEND;
if (p2->flags & PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED) {
matched->flags |= PAYLOAD_TYPE_RTCP_FEEDBACK_ENABLED;
/* Negotiation of AVPF features (keep common features) */
matched->avpf.features &= p2->avpf.features;
matched->avpf.rpsi_compatibility = p2->avpf.rpsi_compatibility;
/* Take bigger AVPF trr interval */
if (p2->avpf.trr_interval < matched->avpf.trr_interval) {
matched->avpf.trr_interval = matched->avpf.trr_interval;
}
}
res=ms_list_append(res,matched);
/* we should use the remote numbering even when parsing a response */
payload_type_set_number(matched,remote_number);
payload_type_set_flag(matched, PAYLOAD_TYPE_FROZEN_NUMBER);
if (reading_response && remote_number!=local_number){
ms_warning("For payload type %s, proposed number was %i but the remote phone answered %i",
matched->mime_type, local_number, remote_number);
/*
We must add this payload type with our local numbering in order to be able to receive it.
Indeed despite we must sent with the remote numbering, we must be able to receive with
our local one.
*/
matched=payload_type_clone(matched);
payload_type_set_number(matched,local_number);
payload_type_set_flag(matched, PAYLOAD_TYPE_FROZEN_NUMBER);
res=ms_list_append(res,matched);
}
}else{
if (p2->channels>0)
ms_message("No match for %s/%i/%i",p2->mime_type,p2->clock_rate,p2->channels);
else ms_message("No match for %s/%i",p2->mime_type,p2->clock_rate);
}
}
if (reading_response){
/* add remaning local payload as CAN_RECV only so that if we are in front of a non-compliant equipment we are still able to decode the RTP stream*/
for(e1=local;e1!=NULL;e1=e1->next){
PayloadType *p1=(PayloadType*)e1->data;
bool_t found=FALSE;
for(e2=res;e2!=NULL;e2=e2->next){
PayloadType *p2=(PayloadType*)e2->data;
if (payload_type_get_number(p2)==payload_type_get_number(p1)){
found=TRUE;
break;
}
}
if (!found){
ms_message("Adding %s/%i for compatibility, just in case.",p1->mime_type,p1->clock_rate);
p1=payload_type_clone(p1);
payload_type_set_flag(p1, PAYLOAD_TYPE_FLAG_CAN_RECV);
payload_type_set_flag(p1, PAYLOAD_TYPE_FROZEN_NUMBER);
res=ms_list_append(res,p1);
}
}
}
return res;
}
static void payload_type_set_enable(PayloadType *pt,int value)
{
if ((value)!=0) payload_type_set_flag(pt,PAYLOAD_TYPE_ENABLED); \
else payload_type_unset_flag(pt,PAYLOAD_TYPE_ENABLED);
}
