Merge commit '6d7ab09788bdafffb3f3fc4f7feb262eb8cdf0b1' into release/2.2

* commit '6d7ab09788bdafffb3f3fc4f7feb262eb8cdf0b1':
  golomb: Add a get_se_golomb_long

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 12 insertions, 0 deletions

diff --git a/libavcodec/golomb.h b/libavcodec/golomb.h
index 43875dc85c..22c2d64030 100644
--- a/libavcodec/golomb.h
+++ b/libavcodec/golomb.h
@@ -214,6 +214,18 @@ static inline int get_se_golomb(GetBitContext *gb)
     }
 }
 
+static inline int get_se_golomb_long(GetBitContext *gb)
+{
+    unsigned int buf = get_ue_golomb_long(gb);
+
+    if (buf & 1)
+        buf = -(buf >> 1);
+    else
+        buf = (buf >> 1);
+
+    return buf;
+}
+
 static inline int svq3_get_se_golomb(GetBitContext *gb)
 {
     unsigned int buf;