[FFmpeg-devel] [PATCH] Fix unaligned dsputil call in pngdec.c

[Michael Niedermayer]

On Sat, May 23, 2009 at 11:51:43AM +0200, Vitor Sessak wrote:
> $subj, should fix FATE test #296 on Solaris/Sparc. Any suggestion on how to 
> do this in a less hackish way is welcome.
>
> -Vitor

>  pngdec.c |    6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> ded6ae17c87d1a1ca9bc133f48fb0827dacb6617  png.diff
> Index: libavcodec/pngdec.c
> ===================================================================
> --- libavcodec/pngdec.c	(revision 18855)
> +++ libavcodec/pngdec.c	(working copy)
> @@ -526,8 +526,8 @@
>                      if (!s->tmp_row)
>                          goto fail;
>                  }
> -                /* compressed row */
> -                s->crow_buf = av_malloc(s->row_size + 1);
> +                /* compressed row, we want crow_buf+1 to be 16-byte aligned */

> +                s->crow_buf = (uint8_t *) av_malloc(s->row_size + 16) + 15;
>                  if (!s->crow_buf)

do you think the if() will work?

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Into a blind darkness they enter who follow after the Ignorance,
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