[Ffmpeg-devel] [PATCH] h264 chroma invalid access

[Sam Hocevar]

On Mon, Mar 26, 2007, Sam Hocevar wrote:
>    Please someone more familiar with h264.c review this patch.
> 
>    The problem is that the h264_chroma_mc8_* functions need 9 lines, not
> 8, so if full_my+16 == pic_height+extra_height the chroma_op() call will
> try to read one extra line after the end of the chroma plane, resulting
> in an access violation.

   By the way, here's a (valid) file that triggers the bug:

  http://media.libsyn.com/media/macbreak/macbreak-033-450p-h264.mov

Sam.
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