[FFmpeg-devel] [PATCH] Fix VC1 "Incomplete extradata" for mkv files generated by eac3to

Andrew Dennison andrewd.lists
Mon Oct 5 13:03:49 CEST 2009


Some mkv files with VC-1 fail to play in mplayer reporting "Incomplete
extradata". Some investigation indicated the extradata was one byte
longer in the mkv file compared to the original HD-DVD .evo. It
appears that the extradata had a leading byte, equivalent to the size
byte of WVC1 however it was 0 and thus not skipped by the current
code.

With this simple patch against curent mplayer svn the original .evo
and converted .mkv both play. Conversion was performed with eac3to.

Please cc me as I'm not subscribed.

Andrew
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