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[FFmpeg-devel,1/5] avutil/timecode: Use a 64bit framenum internally

Message ID 20240717112745.1624968-1-michael@niedermayer.cc
State New
Headers show
Series [FFmpeg-devel,1/5] avutil/timecode: Use a 64bit framenum internally | expand

Checks

Context Check Description
andriy/make_x86 success Make finished
andriy/make_fate_x86 success Make fate finished

Commit Message

Michael Niedermayer July 17, 2024, 11:27 a.m. UTC
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 68550/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-6424065930756096

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavutil/timecode.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/libavutil/timecode.c b/libavutil/timecode.c
index bd879bd3cc0..f40a10eb385 100644
--- a/libavutil/timecode.c
+++ b/libavutil/timecode.c
@@ -100,11 +100,12 @@  uint32_t av_timecode_get_smpte(AVRational rate, int drop, int hh, int mm, int ss
     return tc;
 }
 
-char *av_timecode_make_string(const AVTimecode *tc, char *buf, int framenum)
+char *av_timecode_make_string(const AVTimecode *tc, char *buf, int framenum_arg)
 {
     int fps = tc->fps;
     int drop = tc->flags & AV_TIMECODE_FLAG_DROPFRAME;
     int hh, mm, ss, ff, ff_len, neg = 0;
+    int64_t framenum = framenum_arg;
 
     framenum += tc->start;
     if (drop)