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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Ah-ha thanks!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">I spent hours staring at the code and packet capture and clearly couldn’t see the wood for the trees!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">We already have questions over that model of camera and are close to dropping support.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Is there a way we, as the RTSPClient caller, can determine when RTP frames have been lost (non sequential sequence numbers) rather
than detecting it at a higher level (to aid in debugging rubbish cameras)?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">It looks like this is the “timeout” in
</span><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US">ReorderingPacketBuffer::getNextCompletedPacket</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">
as I can’t see any checks in </span><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US">MultiFramedRTPSource::doGetNextFrame1</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">As our original problem was multiple frames concatenated together in one “frame”, do you agree that a dropped RTP frame *<b>couldn’t</b>*
cause that issue too (given the packet structure I described earlier)?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">I’m still trying to catch this one to verify the network stream.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Thanks again for pointing out what I clearly didn’t see :o)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F">--
<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F">Deanna Earley |</span></b><span style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F"> Lead d</span><span style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F">eveloper <b>| </b></span><b><span lang="EN-US" style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:black">icatcher</span></b><b><span lang="EN-US" style="font-size:10.5pt;font-family:"Trebuchet MS",sans-serif;color:#FF9223">cctv</span></b><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.5pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F">w:
</span><u><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#595959"><a href="http://www.icode.co.uk/icatcher">www.icode.co.uk/icatcher</a></span></u><span lang="EN-US" style="font-size:9.0pt;font-family:"Trebuchet MS",sans-serif;color:#5E5E5F">
| t: 01329 835335 | f: 01329 835338</span><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri",sans-serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Trebuchet MS",sans-serif;color:#919191">Registered Office : 71 The Hundred, Romsey, SO51 8BZ. Company Number : 03428325</span><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri",sans-serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> live-devel [mailto:live-devel-bounces@ns.live555.com]
<b>On Behalf Of </b>Ross Finlayson<br>
<b>Sent:</b> 06 May 2015 20:47<br>
<b>To:</b> LIVE555 Streaming Media - development & use<br>
<b>Subject:</b> Re: [Live-devel] Multiple NALUs concatenated together in one afterGettingFrame<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Comparing these to the packet capture, […] the I frame at packet numbers 19289 to 19463 where the marker bit is set.</span><span style="font-family:"&apos",serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Note the RTP sequence numbers in these packets: 9159 to 9340.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Now do you see the problem? (Hint: 9340-9159 > 19463-19289)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Congratulations! You’ve just demonstrated something that I’ve been telling people on this mailing list AD NAUSEUM:<o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2011-December/014190.html">http://lists.live555.com/pipermail/live-devel/2011-December/014190.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2012-August/015615.html">http://lists.live555.com/pipermail/live-devel/2012-August/015615.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2013-May/016994.html">http://lists.live555.com/pipermail/live-devel/2013-May/016994.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2014-June/018426.html">http://lists.live555.com/pipermail/live-devel/2014-June/018426.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2014-June/018432.html">http://lists.live555.com/pipermail/live-devel/2014-June/018432.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2014-June/018433.html">http://lists.live555.com/pipermail/live-devel/2014-June/018433.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2014-June/018434.html">http://lists.live555.com/pipermail/live-devel/2014-June/018434.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2015-March/019135.html">http://lists.live555.com/pipermail/live-devel/2015-March/019135.html</a><o:p></o:p></p>
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<p class="MsoNormal"><span class="apple-tab-span"> </span><a href="http://lists.live555.com/pipermail/live-devel/2015-April/019228.html">http://lists.live555.com/pipermail/live-devel/2015-April/019228.html</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span class="apple-style-span"><span style="font-family:"Helvetica",sans-serif;color:black">Ross Finlayson</span></span><span style="font-family:"Helvetica",sans-serif;color:black"><br>
<span class="apple-style-span">Live Networks, Inc.</span><br>
<span class="apple-style-span"><a href="http://www.live555.com/">http://www.live555.com/</a></span></span>
<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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