[FFmpeg-cvslog] avcodec/hevc_sei: Use get_bits_long() for time_offset_value

[Michael Niedermayer]

ffmpeg | branch: release/4.4 | Michael Niedermayer <michael at niedermayer.cc> | Sat Jun 19 15:11:41 2021 +0200| [b49039b23ed55ea444be817b4082f130e8f9b8b3] | committer: Michael Niedermayer

avcodec/hevc_sei: Use get_bits_long() for time_offset_value

Fixes: assertion failure
Fixes: crash_1

Found-by: Thuan Pham <tpham.unimelb at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit d866787dacc04079daa73a1a836e849c56cded66)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b49039b23ed55ea444be817b4082f130e8f9b8b3
---

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

diff --git a/libavcodec/hevc_sei.c b/libavcodec/hevc_sei.c
index c881c4338c..e6ae777852 100644
--- a/libavcodec/hevc_sei.c
+++ b/libavcodec/hevc_sei.c
@@ -386,7 +386,7 @@ static int decode_nal_sei_timecode(HEVCSEITimeCode *s, GetBitContext *gb)
 
             s->time_offset_length[i] = get_bits(gb, 5);
             if (s->time_offset_length[i] > 0) {
-                s->time_offset_value[i] = get_bits(gb, s->time_offset_length[i]);
+                s->time_offset_value[i] = get_bits_long(gb, s->time_offset_length[i]);
             }
         }
     }