Detect split RV30 slices

Originally committed as revision 15732 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · 42d6c3ba36
parent 75add6fbfc
commit 42d6c3ba36
1 changed files with 2 additions and 1 deletions
--- a/libavcodec/rv30.c
+++ b/libavcodec/rv30.c
@ -40,7 +40,8 @@ static int rv30_parse_slice_header(RV34DecContext *r, GetBitContext *gb, SliceIn
    int mb_size;

    memset(si, 0, sizeof(SliceInfo));
-    skip_bits(gb, 3);
+    if(get_bits(gb, 3))
+        return -1;
    si->type = get_bits(gb, 2);
    if(si->type == 1) si->type = 0;
    if(get_bits1(gb))