On Tue, Jan 3, 2012 at 11:27 PM, John Brooks <[email protected]> wrote:
> For small video dimensions, these calculations of the upper bound
> for pixel access may have a negative result. Using an unsigned
> comparison to bound a potentially negative value only works if
> the greater operand is non-negative. Fixed by doing edge emulation
> when the upper bound is probably negative, everywhere that this
> pattern appears.
> ---
>  libavcodec/vc1dec.c |    8 ++++++--
>  1 files changed, 6 insertions(+), 2 deletions(-)
>

I guess compiling might be a good idea too..

Update with a fixed typo attached. I ran fate for the whole set as well.

 - John

Attachment: 0001-vc1dec-fix-invalid-memory-access-for-small-video-dim.patch
Description: Binary data

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