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IDProjectCategoryView StatusDate SubmittedLast Update
0002819KdenliveRenderingpublic2012-11-07 23:312012-11-09 14:15
Assigned To 
Platformi386OSlinuxOS Versionkubuntu 12.10
Product Version0.9.2 
Target VersionFixed in Version 
Summary0002819: Render file with AC-3 codec to XVid or MPEG-4 causes audio out of sync with video
DescriptionJust render file with AC-3 codec to DivX or MPEG-4. The result is audio out of sync with video.

Kdenlive 0.9.2, Mlt 0.8 (and 0.8.2)

and older
Kdenlive, Mlt 0.7.7
Steps To ReproduceThe test file in [^]

Render to XVid or MPEG-4.
Result is audio out of sync with video. The desynchronization increases in time...

For inst.: The car's door is closed in 0:46. The sound will be heard few seconds later.

Render to H.264 is OK.
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walxo (reporter)
2012-11-09 14:15

Found the problem :)

Replace the original XVid4 render profile:
acodec=libmp3lame ab=%audiobitrate+'k' ar=44100 vcodec=libxvid minrate=0 vb=%bitrate+'k' aspect=%dar mbd=2 trellis=1 mv4=1 pass=%passes

f=avi hq=1 acodec=aac ab=%audiobitrate+'k' ar=48000 pix_fmt=yuv420p vcodec=libxvid minrate=0 vb=%bitrate+'k' g=250 bf=3 b_strategy=1 subcmp=2 cmp=2 coder=1 flags=+loop flags2=dct8x8 qmax=51 subq=7 qmin=10 qcomp=0.6 qdiff=4 trellis=1 aspect=%dar pass=%passes

- Issue History
Date Modified Username Field Change
2012-11-07 23:31 walxo New Issue
2012-11-09 14:15 walxo Note Added: 0008591

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