fraps: increase vlc nb_bits

Sample-Id: fraps_bug_huff.avi
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

libavcodec/fraps.c

@@ -39,6 +39,7 @@
 #include "internal.h"
 
 #define FPS_TAG MKTAG('F', 'P', 'S', 'x')
+#define VLC_BITS 11
 
 /**
  * local variable storage
@@ -100,7 +101,7 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
     for (i = 0; i < 256; i++)
         nodes[i].count = bytestream_get_le32(&src);
     size -= 1024;
-    if ((ret = ff_huff_build_tree(s->avctx, &vlc, 256, FF_HUFFMAN_BITS,
+    if ((ret = ff_huff_build_tree(s->avctx, &vlc, 256, VLC_BITS,
                                   nodes, huff_cmp,
                                   FF_HUFFMAN_FLAG_ZERO_COUNT)) < 0)
         return ret;
@@ -113,7 +114,7 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
     init_get_bits(&gb, s->tmpbuf, size * 8);
     for (j = 0; j < h; j++) {
         for (i = 0; i < w*step; i += step) {
-            dst[i] = get_vlc2(&gb, vlc.table, FF_HUFFMAN_BITS, 3);
+            dst[i] = get_vlc2(&gb, vlc.table, VLC_BITS, 3);
             /* lines are stored as deltas between previous lines
              * and we need to add 0x80 to the first lines of chroma planes
              */