[FFmpeg-devel] [PATCH] Per codec defaults

Måns Rullgård mans
Thu Jun 5 16:23:51 CEST 2008

Robert Swain wrote:
> $subject
> I get a strange error when running ffmpeg_g -y -ss 600 -i infile.avi
> -an -t 30 -vcodec libx264 -b 500k outfile.mp4 :
> ffmpeg_g(87163) malloc: *** error for object 0x418dce: Non-aligned
> pointer being freed
> *** set a breakpoint in malloc_error_break to debug

This means you passed an invalid pointer to free(), 0x418dce to be
precise.  This is obviously invalid, since all pointers returned by
malloc are 8-byte aligned, and this value is not.

> It's strange because ffmpeg_g exits normally. So I guess there's a bug
> in there somewhere but I'm not quite sure where. Otherwise it seems to
> work OK though.

Did you try valgrind?

M?ns Rullg?rd
mans at mansr.com

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