[FFmpeg-cvslog] avformat/segafilmenc: Fix undefined left shift of 1 by 31 places

Andreas Rheinhardt git at videolan.org
Thu Jul 2 03:33:01 EEST 2020


ffmpeg | branch: release/4.1 | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Tue Jan 14 04:13:30 2020 +0100| [84abf2ee322a31774ec9a6935892900af7244cfe] | committer: Andreas Rheinhardt

avformat/segafilmenc: Fix undefined left shift of 1 by 31 places

by changing the type to unsigned.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 8ae026d74f599b2d00b91798af1c1067a879007c)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=84abf2ee322a31774ec9a6935892900af7244cfe
---

 libavformat/segafilmenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/segafilmenc.c b/libavformat/segafilmenc.c
index 524230e461..7aad8084a5 100644
--- a/libavformat/segafilmenc.c
+++ b/libavformat/segafilmenc.c
@@ -70,7 +70,7 @@ static int film_write_packet_to_header(AVFormatContext *format_context, FILMPack
         info2 = pkt->duration;
         /* The top bit being set indicates a key frame */
         if (!pkt->keyframe)
-            info1 |= (1 << 31);
+            info1 |= 1U << 31;
     }
 
     /* Write the 16-byte sample info packet to the STAB chunk in the header */



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