[FFmpeg-cvslog] avcodec/motion_est: Fix score squaring overflow

[Michael Niedermayer]

ffmpeg | branch: release/4.3 | Michael Niedermayer <michael at niedermayer.cc> | Fri Jul  5 02:21:55 2024 +0200| [1c349d968cb604f24c68e1a52150d4413e09cf0e] | committer: Michael Niedermayer

avcodec/motion_est: Fix score squaring overflow

Fixes: CID1604552 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit f18b442370d714b930e3e983c2e5d789229f3356)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1c349d968cb604f24c68e1a52150d4413e09cf0e
---

 libavcodec/motion_est.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c
index 410c94e901..d0c30f08b7 100644
--- a/libavcodec/motion_est.c
+++ b/libavcodec/motion_est.c
@@ -1442,7 +1442,7 @@ static inline int direct_search(MpegEncContext * s, int mb_x, int mb_y)
         s->b_direct_mv_table[mot_xy][0]= 0;
         s->b_direct_mv_table[mot_xy][1]= 0;
 
-        return 256*256*256*64;
+        return 256*256*256*64-1;
     }
 
     c->xmin= xmin;