[FFmpeg-devel] [PATCH] vp6: convert VLA to fixed size

Aurelien Jacobs aurel
Thu Jun 24 10:49:05 CEST 2010


On Wed, Jun 23, 2010 at 10:16:10PM +0100, Mans Rullgard wrote:
> ---
>  libavcodec/vp6.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c
> index 58c31f9..f8bcd4b 100644
> --- a/libavcodec/vp6.c
> +++ b/libavcodec/vp6.c
> @@ -36,6 +36,7 @@
>  #include "vp56data.h"
>  #include "vp6data.h"
>  
> +#define VP6_MAX_HUFF_SIZE 12
>  
>  static void vp6_parse_coeff(VP56Context *s);
>  static void vp6_parse_coeff_huffman(VP56Context *s);
> @@ -215,7 +216,7 @@ static int vp6_huff_cmp(const void *va, const void *vb)
>  static void vp6_build_huff_tree(VP56Context *s, uint8_t coeff_model[],
>                                  const uint8_t *map, unsigned size, VLC *vlc)
>  {
> -    Node nodes[2*size], *tmp = &nodes[size];
> +    Node nodes[2*VP6_MAX_HUFF_SIZE], *tmp = &nodes[size];
>      int a, b, i;

Looks OK.

Aurel



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