[FFmpeg-devel] [PATCH 1/2] mxfdec: Handle small EditUnitByteCount

Tomas Härdin tomas.hardin at codemill.se
Tue Jan 24 14:12:55 CET 2012


On Tue, 2012-01-24 at 14:09 +0100, Tomas Härdin wrote:
> Hi
> 
> Two small patches for the MXF demuxer. See
> https://github.com/Tjoppen/FFmpeg/tree/mxf_fixes_20120124
> Both patches pass make fate.
> 
> This one fixes demuxing of audio atoms with small values for
> EditUnitByteCount. It's a rather constrained solution, but I've yet to
> see PCM audio muxed using more than one index table segment.

Oh yeah, there's also a sample:
http://titan.codemill.se/~tomhar/samples/00010100.MXF
Without this patch probing it takes ages (~8 seconds) and ~500 MiB RAM
(!).

/Tomas



More information about the ffmpeg-devel mailing list