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<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D">Hi,</span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D"> </span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D">The problem occurs when 100Mbps network cable is used.</span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D">If the 1Gbps network cable is used, the problem will not occur.</span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D"> </span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D">Thanks,</span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:"Calibri","sans-serif"; color:#1F497D">Bruce</span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt; font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:"Tahoma","sans-serif""> gstreamer-devel [mailto:gstreamer-devel-bounces@lists.freedesktop.org]
<b>On Behalf Of </b>Bruce Liang via gstreamer-devel<br>
<b>Sent:</b> Friday, May 27, 2022 6:03 PM<br>
<b>To:</b> Discussion of the development of and with GStreamer<br>
<b>Cc:</b> Bruce Liang<br>
<b>Subject:</b> (gst-rtsp-server)1 client can't receive rtp packet while 2 clients connect to server choosing rtsp over tcp</span></p>
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<p class="MsoNormal"><span lang="EN-US"> </span></p>
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<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Hi, </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">I'm using gst-rtsp-server to create a rtsp server and add 1 factory to it.</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">The factory is set to shared and the pipeline description contains only 1 payloader rtph264pay.</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">When the first client requests stream from the server choosing rtsp over tcp, it work properly.</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Then the second client also requests stream from the server choosing rtsp over tcp, it works well at begining:</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">0:10:04.837385023 420 0x1a5a790 DEBUG rtspclient rtsp-client.c:4917:do_send_messages:<GstRTSPClient@0x7574c430> emit 'message-sent' signal</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">0:10:04.837462440 420 0x1a5a790 INFO rtspclient rtsp-client.c:2300:do_keepalive: keep session 0x757c19d8 alive</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">But if there is a large I frame that has size over 200KB sent to the second client, the following log shows:</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">0:10:04.842062023 420 0x1a5a790 DEBUG rtspclient rtsp-client.c:4908:do_send_messages:<GstRTSPClient@0x7574c430> wait for message 1, channel 0</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">0:10:04.869407273 420 0x7550ccc0 DEBUG rtspclient rtsp-client.c:4961:message_sent:<GstRTSPClient@0x7574c430> emit 'message-sent' signal</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">There is no rtp packet sent to second client after the large I frame sent, while the server continues to send rtp packet to the first client.</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Is there a way to handle this problem?</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"> </span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Thanks,</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Bruce</span><span lang="EN-US"></span></p>
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