lavc/qsv: make function qsv_map_fourcc() can be called externally

[ffmpeg] / libavcodec / mss3.c

diff --git a/libavcodec/mss3.c b/libavcodec/mss3.c
index 21226f908513aed2fef0f56c80ceab18e6a11cfd..02bd3609962f9288e2c84fce26d01545aa0577d8 100644 (file)
--- a/libavcodec/mss3.c
+++ b/libavcodec/mss3.c
@@ -298,6 +298,10 @@ static void rac_normalise(RangeCoder *c)
             c->got_error = 1;
             c->low = 1;
         }
+        if (c->low > c->range) {
+            c->got_error = 1;
+            c->low = 1;
+        }
         if (c->range >= RAC_BOTTOM)
             return;
     }