No worries -- I started a new thread so it wouldn't happen again :)<br><br>It's not on gossamer yet, but the title is "Prebuffering Pauses"<br><br>-Dave<br><br><br><br><div><span class="gmail_quote">On 7/9/07,
<b class="gmail_sendername">Ben Dailey</b> <<a href="mailto:ben@inspiredtechs.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">ben@inspiredtechs.com
</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Dave,<br><br>My apologies I looked only at my response and not the complete thread
<br>and assumed you were having a different issue. What version of myth do<br>you have compiled? I believe there has been a recent change to<br>re-enable pthreads in the ffmpeg libs this is just purely a guess as<br>to what was causing your pre-buffer pauses but I have seen improved
<br>playback performance since pthreads have been re-enabled.<br><br>Thanks,<br>Ben<br><br>On 7/9/07, David Frascone <<a href="mailto:dave@frascone.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
dave@frascone.com</a>> wrote:<br>> Was that the wrong changset? It seems unrelated, since I do not experience a
<br>> crash?<br>><br>> Let's make sure I was responding to proper thread . . Oh -- maybe not . .<br>> I'm getting lots of these:<br>> 2007-06-26 21:24:54.094 NVP: prebuffering pause<br>><br>> But with no other relevant errors:
<br>> 2007-07-09 14:49:55.073 VideoOutputXv: XVideo Adaptor Name: 'NV17 Video<br>> Texture'<br>> 2007-07-09 14:49:55.763 Using realtime priority.<br>> 2007-07-09 14:49:55.763 TV: Changing from None to WatchingPreRecorded
<br>> 2007-07-09 14:49:55.866 Video timing method: RTC<br>> 2007-07-09 14:50:30.958 NVP: Prebuffer wait timed out 10 times.<br>> 2007-07-09 14:50:39.185 NVP: prebuffering pause<br>> 2007-07-09 14:50:40.491 NVP: prebuffering pause
<br>> 2007-07-09 14:50:41.877 NVP: prebuffering pause<br>> 2007-07-09 14:51:22.569 NVP: prebuffering pause<br>> 2007-07-09 14:51: 34.163 NVP: prebuffering pause<br>> 2007-07-09 14:51:35.152 NVP: prebuffering pause
<br>> 2007-07-09 14:51:39.038 NVP: prebuffering pause<br>> 2007-07-09 14:51:54.270 NVP: prebuffering pause<br>> 2007-07-09 14:53:51.858 NVP: prebuffering pause<br>> 2007-07-09 14:54:45.024 NVP: prebuffering pause
<br>> 2007-07-09 14:54:45.617 NVP: prebuffering pause<br>> 2007-07-09 14:54:55.784 NVP: prebuffering pause<br>> 2007-07-09 14:54:58.181 NVP: prebuffering pause<br>> 2007-07-09 14:55: 03.027 NVP: prebuffering pause
<br>> 2007-07-09 14:55:23.579 NVP: prebuffering pause<br>> 2007-07-09 14:55:27.465 NVP: prebuffering pause<br>> 2007-07-09 14:55:31.127 NVP: prebuffering pause<br>> 2007-07-09 14:56:21.245 NVP: prebuffering pause
<br>> 2007-07-09 14:56:23.338 NVP: prebuffering pause<br>> 2007-07-09 14:56:25.591 NVP: prebuffering pause<br>> 2007-07-09 14:57:11.836 NVP: prebuffering pause<br>> 2007-07-09 14:57:21.061 NVP: prebuffering pause
<br>><br>><br>> I'll start adding more debug to see what's going on.<br>><br>> -Dave<br>><br>><br>><br>> On 7/9/07, Ben Dailey <<a href="mailto:ben@inspiredtechs.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
ben@inspiredtechs.com
</a>> wrote:<br>> > Dave,<br>> ><br>> > This has been resolved since r13796 in svn head. Details here:<br>> > <a href="http://svn.mythtv.org/trac/changeset/13796" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
http://svn.mythtv.org/trac/changeset/13796
</a><br>> ><br>> > Hope this helps.<br>> > Ben<br>> ><br>> > On 7/9/07, David Frascone < <a href="mailto:dave@frascone.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
dave@frascone.com</a>> wrote:<br>> > > On 6/27/07, Ben Dailey <
<a href="mailto:ben@inspiredtechs.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">ben@inspiredtechs.com</a>> wrote:<br>> > ><br>> > > > Matt,<br>> > > ><br>
> > > > If you roll back to 13764 do you still have the issue? There are have
<br>> been<br>> > > two (2) recent ffmpeg sync's one at revision 13655 which introduced an<br>> audio<br>> > > through a blender type sound because AC3 decoding was moved internally<br>> to
<br>
> > > ffmpeg from liba52. Then a second ffmpeg sync was done on 13765 to<br>> resolve<br>> > > the audio issues created by 13655. Since 13765 mythfrontend crashes<br>> after<br>> > > playing a a fraction to a few seconds of audio. I haven't had time to
<br>> build<br>> > > a debug release yet and get a ticket filed because I am still trying to<br>> > > convince the wife that this is worth my time and the more time it is<br>> broken<br>> > > that worse my cause :). So to get my system working well again I
<br>> recompile<br>> > > with the following additional configure options: --enable-liba52<br>> > > --enable-liba52bin --disable-decoder=ac3 --enable-decoder=liba52. These<br>> move<br>> > > AC3 decoding out to the external liba52 to do audio decoding this
<br>> requires<br>> > > that you have a52dec installed on your system. I hope this has been<br>> helpful<br>> > > and look forward to see if this helps solve your problem?<br>> > > ><br>
> > > > Thanks,<br>> > > > Ben<br>> > > ><br>> > > ><br>> > > ><br>> > > > On 6/27/07, Matt < <a href="mailto:skd5aner@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
skd5aner@gmail.com
</a>> wrote:<br>> > > > > On 6/27/07, Matt <<a href="mailto:skd5aner@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">skd5aner@gmail.com</a>> wrote:<br>> > > > > > Here is my log with -v audio,playback. I'm only attaching the
<br>> part of<br>> > > > > > the log where (I'm fairly sure) the issue is appearing. Although,<br>> I'm<br>> > > > > > not sure if it points out useful info or not:<br>> > > > > >
<br>> > > > > > 2007-06-27 11:35:16.639 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.639 AO: audio waiting for buffer to fill: have<br>> > > > > > 4160 want 6144
<br>> > > > > > 2007-06-27 11:35:16.639 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:16.669 AO: audio waiting for buffer to fill: have<br>> > > > > > 4160 want 6144
<br>> > > > > > 2007-06-27 11:35: 16.669 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:16.699 AO: audio waiting for buffer to fill: have<br>> > > > > > 4160 want 6144
<br>> > > > > > 2007-06-27 11:35:16.699 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:16.729 AO: audio waiting for buffer to fill: have<br>> > > > > > 4160 want 6144
<br>> > > > > > 2007-06-27 11:35:16.729 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35: 16.729 Avg read interval was 184 msec. 64K block<br>> size<br>> > > > > > 2007-06-27 11:35:
16.739 NVP: prebuffering pause<br>> > > > > > 2007-06-27 11:35:16.740 NVP: Waiting for prebuffer.. 0<br>> > > > > > AAAAAAAAAAAAAAAAAAAAAAAAauALAAA<br>> > > > > > 2007-06-27 11:35:
16.759 AO: OutputAudioLoop: audio paused<br>> > > > > > 2007-06-27 11:35:16.759 AO: 62912 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:16.759 WriteAudio: Preparing 6144 bytes (1536
<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.780 Avg read interval was 198 msec. 64K block<br>> size<br>> > > > > > 2007-06-27 11:35:16.789 AO: 62528 bytes free on soundcard<br>
> > > > > > 2007-06-27 11:35:16.789 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.819 AO: 62176 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:
16.819 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.849 AO: 61824 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:16.849 NVP: Waiting for prebuffer.. 1
<br>> > > > > > AAAAAAAAAAAAAAAAAAAAAAAAAUUuUuL<br>> > > > > > 2007-06-27 11:35: 16.850 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:
16.880 AO: 61440 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:16.880 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.910 AO: 61088 bytes free on soundcard
<br>> > > > > > 2007-06-27 11:35: 16.910 WriteAudio: Preparing 6144 bytes (1536<br>> > > frames)<br>> > > > > > 2007-06-27 11:35: 16.910 Avg read interval was 185 msec. 64K block
<br>> size<br>> > > > > > 2007-06-27 11:35:16.940 AO: 60736 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35: 16.940 WriteAudio: Preparing 6144 bytes (1536<br>> > > frames)
<br>> > > > > > 2007-06-27 11:35:16.960 NVP: Waiting for prebuffer.. 2<br>> > > > > > uULAAAAAAAAAAAAAAAAAAAAAAUUUUUu<br>> > > > > > 2007-06-27 11:35:16.970 AO: 60384 bytes free on soundcard
<br>> > > > > > 2007-06-27 11:35:16.970 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:16.971 Avg read interval was 180 msec. 64K block<br>> size
<br>> > > > > > 2007-06-27 11:35: 16.990 AO: 58112 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:17.010 AO: 61952 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:
17.010 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35: 17.011 Avg read interval was 198 msec. 64K block<br>> size<br>> > > > > > 2007-06-27 11:35:
17.030 AO: 59680 bytes free on soundcard<br>> > > > > > 2007-06-27 11:35:17.031 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:17.051 AO: OutputAudioLoop: Play Event
<br>> > > > > > 2007-06-27 11:35: 17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:
17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:17.051 AO: Broadcasting free space avail
<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:
17.051 WriteAudio: Preparing 6144 bytes (1536<br>> > > frames)<br>> > > > > > 2007-06-27 11:35:17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536
<br>> frames)<br>> > > > > > 2007-06-27 11:35: 17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536<br>> frames)
<br>
> > > > > > 2007-06-27 11:35:17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.051 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:
17.051 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35: 17.052 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > > 2007-06-27 11:35:17.052 AO: Broadcasting free space avail
<br>> > > > > > 2007-06-27 11:35: 17.052 WriteAudio: Preparing 6144 bytes (1536<br>> > > frames)<br>> > > > > > 2007-06-27 11:35:17.052 AO: audio waiting for buffer to fill: have
<br>> > > > > > 4928 want 6144<br>> > > > > > 2007-06-27 11:35:17.052 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.071 AO: audio waiting for buffer to fill: have
<br>> > > > > > 4928 want 6144<br>> > > > > > 2007-06-27 11:35:17.071 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35: 17.091 AO: audio waiting for buffer to fill:
<br>> have<br>> > > > > > 4928 want 6144<br>> > > > > > 2007-06-27 11:35:17.091 AO: Broadcasting free space avail<br>> > > > > > 2007-06-27 11:35:17.111 AO: Broadcasting free space avail
<br>> > > > > > 2007-06-27 11:35:17.111 WriteAudio: Preparing 6144 bytes (1536<br>> frames)<br>> > > > > ><br>> > > > > ><br>> > > > > > Thanks!<br>
> > > > > > Matt<br>> > > > > ><br>> > > > ><br>> > > > > Just rolled back to 13635 - and the issue disappeared. This<br>> > > > > eliminates the upgraded Alsa version as the cause. I suspect this
<br>> is<br>> > > > > due to the recent ffmpeg sync. Please let me know what I can do to<br>> > > > > help. If I don't receive any feedback on the list, I'll submit a<br>> bug
<br>> > > > > report.<br>> > > > ><br>> > > > > Thanks!<br>> > > > > Matt<br>> > > ><br>> > ><br>> > ><br>> > > Have there been any updates to this? I just realized that this is
<br>> exactly<br>> > > the problem I'm seeing.<br>> > ><br>> > > -Dave<br>> > ><br>> > ><br>> > ><br>> > ><br>> > > --<br>> > > David Frascone
<br>> > ><br>> > > Oxymoron: Safe Sex.<br>> > > _______________________________________________<br>> > > mythtv-users mailing list<br>> > > <a href="mailto:mythtv-users@mythtv.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
mythtv-users@mythtv.org</a><br>> > > <a href="http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
</a><br>> > ><br>> > ><br>> > _______________________________________________
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http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
</a><br>> ><br>><br>><br>><br>> --<br>><br>> David Frascone<br>><br>> Oxymoron: Safe Sex.<br>> _______________________________________________<br>> mythtv-users mailing list<br>> <a href="mailto:mythtv-users@mythtv.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
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</a><br></blockquote></div><br><br clear="all"><br>-- <br>David Frascone<br><br>Oxymoron: Safe Sex.