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| author | Frank Plowman <post@frankplowman.com> | 2024-04-08 18:20:59 +0000 |
|---|---|---|
| committer | Nuo Mi <nuomi2021@gmail.com> | 2024-04-09 22:15:29 +0800 |
| commit | f499503073804e55540cad13743849a791449a98 (patch) | |
| tree | 2fa4e8c33bc63198f34865a48b965ab0a3a6d61a /libavcodec | |
| parent | b4baa4c0b3839387361077545765b53cd1153279 (diff) | |
| download | ffmpeg-f499503073804e55540cad13743849a791449a98.tar.gz | |
lavc/vvc_parser: Fix integer overflow calculating framerate
num_units_in_tick and time_scale are both 32-bit unsigned integers.
Storing them as ints was causing overflows.
Signed-off-by: Frank Plowman <post@frankplowman.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/vvc_parser.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/vvc_parser.c b/libavcodec/vvc_parser.c index a6a5be27ae..e3501fa139 100644 --- a/libavcodec/vvc_parser.c +++ b/libavcodec/vvc_parser.c @@ -191,8 +191,8 @@ static void set_parser_ctx(AVCodecParserContext *s, AVCodecContext *avctx, if (sps->sps_ptl_dpb_hrd_params_present_flag && sps->sps_timing_hrd_params_present_flag) { - int num = sps->sps_general_timing_hrd_parameters.num_units_in_tick; - int den = sps->sps_general_timing_hrd_parameters.time_scale; + uint32_t num = sps->sps_general_timing_hrd_parameters.num_units_in_tick; + uint32_t den = sps->sps_general_timing_hrd_parameters.time_scale; if (num != 0 && den != 0) av_reduce(&avctx->framerate.den, &avctx->framerate.num, |