From a92816c4eb9db66e91e6f3ecdb2f5c13225e30f1 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 9 Feb 2013 00:43:30 +0100
Subject: [PATCH] get_se_golomb: fix decoding of very large values
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavcodec/golomb.h | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/libavcodec/golomb.h b/libavcodec/golomb.h
index 9f82c741814..66607ada21e 100644
--- a/libavcodec/golomb.h
+++ b/libavcodec/golomb.h
@@ -187,7 +187,11 @@ static inline int get_se_golomb(GetBitContext *gb){
return ff_se_golomb_vlc_code[buf];
}else{
- log= 2*av_log2(buf) - 31;
+ log = av_log2(buf);
+ LAST_SKIP_BITS(re, gb, 31 - log);
+ UPDATE_CACHE(re, gb);
+ buf = GET_CACHE(re, gb);
+
buf>>= log;
LAST_SKIP_BITS(re, gb, 32 - log);
--
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