[mythtv-users] transcodes take forever with meconder

James Pifer jep at obrien-pifer.com
Wed Jan 20 21:48:14 UTC 2010


On Wed, 2010-01-20 at 16:34 -0500, James Pifer wrote:
> I have a custom script that I select from the menu in the frontend for
> converting recorded shows to xvid. I first verify the cut points, then
> Autodetect transcode to remove commercials, then call my transcode
> script. 
> 
> A long while back, not sure what version it was, a typical 45 minute
> show would transcode in about two hours using 2 pass. After I upgraded
> to FC9 quite some time ago on the same hardware, it takes upwards of 7-8
> hours. I'm not really ready to do another upgrade on my backend server,
> but anyone seen this before and know if an update to mplayer/mencoder
> would help?
> 
> The mecoder commands in the script look like:
> mencoder -o /dev/null -oac mp3lame -lameopts abr:br=128 -ovc xvid -xvidencopts bitrate=1500:pass=1 -passlogfile "$VIDEODIR/$NEWFILENAME.avi.log" "$VIDEODIR/$FILENAME"
> mencoder -o "$VIDEODIR/xvid/$NEWFILENAME.avi" -oac mp3lame -lameopts abr:br=128 -ovc xvid -xvidencopts bitrate=1500:pass=2 -passlogfile "$VIDEODIR/$NEWFILENAME.avi.log" "$VIDEODIR/$FILENAME"
> 
> The resulting videos are good, but it takes forever. 
> 
> Any suggestions are appreciated. 

Meant to include that my mplayer version is:
mplayer-1.0-63.01_rc2.fc9.i386

Thanks,
James



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