fixed video and audio track pt_ is not change in player before publisher

Author: mingche.tsai

trunk/src/app/srs_app_rtc_conn.cpp

@@ -534,6 +534,17 @@ void SrsRtcPlayStream::on_stream_change(SrsRtcSourceDescription* desc)
             uint32_t ssrc = desc->audio_track_desc_->ssrc_;
             SrsRtcAudioSendTrack* track = audio_tracks_.begin()->second;
 
+            if(track->track_desc_->media_->pt_of_publisher_ != desc->audio_track_desc_->media_->pt_){
+                track->track_desc_->media_->pt_of_publisher_ = desc->audio_track_desc_->media_->pt_;
+            }
+            if(desc->audio_track_desc_->red_){
+                if(track->track_desc_->red_){
+                    if(track->track_desc_->red_->pt_of_publisher_ != desc->audio_track_desc_->red_->pt_){
+                        track->track_desc_->red_->pt_of_publisher_ = desc->audio_track_desc_->red_->pt_;
+                    }
+                }
+            }
+
             audio_tracks_.clear();
             audio_tracks_.insert(make_pair(ssrc, track));
         }
@@ -547,6 +558,17 @@ void SrsRtcPlayStream::on_stream_change(SrsRtcSourceDescription* desc)
             uint32_t ssrc = vdesc->ssrc_;
             SrsRtcVideoSendTrack* track = video_tracks_.begin()->second;
 
+            if(track->track_desc_->media_->pt_of_publisher_ != vdesc->media_->pt_){
+                track->track_desc_->media_->pt_of_publisher_ = vdesc->media_->pt_;
+            }
+            if(vdesc->red_){
+                if(track->track_desc_->red_){
+                    if(track->track_desc_->red_->pt_of_publisher_ != vdesc->red_->pt_){
+                        track->track_desc_->red_->pt_of_publisher_ = vdesc->red_->pt_;
+                    }
+                }
+            }
+
             video_tracks_.clear();
             video_tracks_.insert(make_pair(ssrc, track));
         }