golomb: Fix infinite loop in svq3_get_ue_golomb()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago · 964506bb97
parent 5257743aee
commit 964506bb97
1 changed files with 2 additions and 2 deletions
--- a/libavcodec/golomb.h
+++ b/libavcodec/golomb.h
@ -123,7 +123,7 @@ static inline int svq3_get_ue_golomb(GetBitContext *gb){
    }else{
        int ret = 1;

-        while (1) {
+        do {
            buf >>= 32 - 8;
            LAST_SKIP_BITS(re, gb, FFMIN(ff_interleaved_golomb_vlc_len[buf], 8));

@ -135,7 +135,7 @@ static inline int svq3_get_ue_golomb(GetBitContext *gb){
            ret = (ret << 4) | ff_interleaved_dirac_golomb_vlc_code[buf];
            UPDATE_CACHE(re, gb);
            buf = GET_CACHE(re, gb);
-        }
+        } while(ret<0x8000000U);

        CLOSE_READER(re, gb);
        return ret - 1;