rtp主动推流时不触发无人观看事件:#799

src/Common/MediaSource.cpp

@@ -520,6 +520,7 @@ MediaSource::Ptr MediaSource::createFromMP4(const string &schema, const string &
 void MediaSourceEvent::onReaderChanged(MediaSource &sender, int size){
     if (size || totalReaderCount(sender)) {
         //还有人观看该视频，不触发关闭事件
+        _async_close_timer = nullptr;
         return;
     }
     //没有任何人观看该视频源，表明该源可以关闭了

src/Common/MultiMediaSourceMuxer.cpp

@@ -307,7 +307,11 @@ void MultiMediaSourceMuxer::setTrackListener(const std::weak_ptr<MultiMuxerPriva
 }
 
 int MultiMediaSourceMuxer::totalReaderCount() const {
+#if defined(ENABLE_RTPPROXY)
+    return _muxer->totalReaderCount() + _rtp_sender.size();
+#else
     return _muxer->totalReaderCount();
+#endif
 }
 
 void MultiMediaSourceMuxer::setTimeStamp(uint32_t stamp) {
@@ -358,6 +362,10 @@ void MultiMediaSourceMuxer::startSendRtp(MediaSource &sender, const string &dst_
 
 bool MultiMediaSourceMuxer::stopSendRtp(MediaSource &sender, const string& ssrc){
 #if defined(ENABLE_RTPPROXY)
+    onceToken token(nullptr, [&]() {
+        //关闭rtp推流，可能触发无人观看事件
+        MediaSourceEventInterceptor::onReaderChanged(sender, totalReaderCount());
+    });
     if (ssrc.empty()) {
         //关闭全部
         lock_guard<mutex> lck(_rtp_sender_mtx);