<br><font size=2 face="sans-serif">Thanks for all the responses. Am very mpressed by the project and the level of interest shown by participants. </font>
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<br><font size=2 face="sans-serif">First of all - -udp-caching 1000 or udp-caching 3000 did not make much difference to the artifacts though it did take more time before the </font>
<br><font size=2 face="sans-serif">picture froze. </font>
<br><font size=2 face="sans-serif">I believe NISTNET with jitter will NOT deliver packets in order and that might be the reason. I believe we have a hacked version of </font>
<br><font size=2 face="sans-serif">NISTNET in which in order delivery does happen (C J can you please confirm) - and we'll try that next</font>
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<br><font size=2 face="sans-serif">Cheers </font>
<br><font size=2 face="sans-serif">Ashok</font>
<br><font size=2 face="sans-serif"> </font>
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<td><font size=1 face="sans-serif"><b>Christophe Massiot <massiot@via.ecp.fr></b></font>
<br><font size=1 face="sans-serif">Sent by: vlc-bounce@videolan.org</font>
<p><font size=1 face="sans-serif">09/24/2003 07:11 PM</font>
<br><font size=1 face="sans-serif">Please respond to vlc</font>
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<td><font size=1 face="Arial"> </font>
<br><font size=1 face="sans-serif"> To: vlc@videolan.org, vlc-devel@videolan.org</font>
<br><font size=1 face="sans-serif"> cc: asrao@hns.com</font>
<br><font size=1 face="sans-serif"> Subject: [vlc] Re: vlc fails with network jitter</font></table>
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<br><font size=2 face="Courier New">À (At) 14:08 -0400 24/09/03, asrao@hns.com écrivait (wrote) :<br>
<br>
>We used nistnet to add about 0.1 msecs max of jitter (delay <br>
>variation) to a 1.5 Mbps MPEG-2 transport stream which was being <br>
>played<br>
>out in unicast UDP format. The video started blocking and finally <br>
>froze. VLC works fine with less than 0.1 msec of jitter.<br>
>For those who are interested, the setting when problems on nistnet <br>
>when problems started was<br>
> mean delay = 360 msecs and sigma (standard deviation) = 0.03<br>
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0.1 ms seems really small to me, we should handle much more than <br>
that. However VLC assumes that the packets arrive in order, are you <br>
sure this is the case ? Otherwise it would fail with TS discontinuity <br>
messages in the Messages window.<br>
<br>
-- <br>
Christophe Massiot.<br>
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