vp6: convert VLA to fixed size

Originally committed as revision 23754 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago · 796cea09b6
parent 89c7d8058c
commit 796cea09b6
1 changed files with 2 additions and 1 deletions
--- 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;

    /* first compute probabilities from model */