Some xvid files play back jerkily

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katiem
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Some xvid files play back jerkily

Postby katiem » 12 Apr 2013 19:24

Hi, I've uploaded a sample file called 'Xvid_jerky_1.avi' which exhibts jerky/stuttery playback with newer versions of Libav. This problem seems to start with Libav commit '759001c534287a96dc96d1e274665feb7059145d', commit title is "lavc decoders: work with refcounted frames". If I build vlc with the commit previous to that (commit no '6e7b50b4270116ded8b874d76cb7c5b1a0341827', commit title "mpegvideo_enc: drop support for reusing the input motion vectors" ) then playback is smooth. Playing this sample with older versions of vlc also results in smooth playback. Hope this info helps.

katiem
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Re: Some xvid files play back jerkily

Postby katiem » 15 Apr 2013 16:57

I've opened a bug report at:

https://trac.videolan.org/vlc/ticket/8444

katiem
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Re: Some xvid files play back jerkily

Postby katiem » 28 Apr 2013 20:55

Just logged on to say that this problem has been resolved with commit e8c82fb8a9ea01dbc6b1dd98b527d2afce98e82d (avcodec: do not use deprecated reordered_opaque) on Sun, 28 Apr 2013. I've rebuilt vlc and tested with aforementioned files which now play properly. A big thanks to 'Team Vlc' for resolving this! Regards.

Jean-Baptiste Kempf
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Re: Some xvid files play back jerkily

Postby Jean-Baptiste Kempf » 28 Apr 2013 21:24

Cool.
Jean-Baptiste Kempf
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