On Wed, Jul 13, 2011 at 10:43:35AM -0700, Ronald S. Bultje wrote:
> From: "Ronald S. Bultje" <[email protected]>
> 
> Fixes a crash when forcing libc to strictly adhere to malloc sizes.
> ---
>  libswscale/utils.c |   12 ++++++------
>  1 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/libswscale/utils.c b/libswscale/utils.c
> index 296c845..71f75d9 100644
> --- a/libswscale/utils.c
> +++ b/libswscale/utils.c
> @@ -1045,19 +1045,19 @@ int sws_init_context(SwsContext *c, SwsFilter 
> *srcFilter, SwsFilter *dstFilter)
>      //Note we need at least one pixel more at the end because of the MMX 
> code (just in case someone wanna replace the 4000/8000)
>      /* align at 16 bytes for AltiVec */
>      for (i=0; i<c->vLumBufSize; i++) {
> -        FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], dst_stride+1, 
> fail);
> +        FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], dst_stride+16, 
> fail);
>          c->lumPixBuf[i] = c->lumPixBuf[i+c->vLumBufSize];
>      }
> -    c->uv_off_px   = dst_stride_px;
> -    c->uv_off_byte = dst_stride;
> +    c->uv_off_px   = dst_stride_px + 64 / c->scalingBpp;

This one looks a bit suspicious, why did you write it like this?
The rest looks reasonable.
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel

Reply via email to