ffmpeg | branch: release/6.1 | Anton Khirnov <an...@khirnov.net> | Sun Sep 1 15:41:24 2024 +0200| [86c595cc1b63cda75ba752330b3d1a66db104f7c] | committer: Anton Khirnov
lavc/hevc: check framerate num/den to be strictly positive Rather than just != 0. These values are read as uint32 and can become negative when cast to int. (cherry picked from commit eec1a7a6bb952c09945d908d2d5de35909516778) Signed-off-by: Anton Khirnov <an...@khirnov.net> (cherry picked from commit 9cadadb9a12aaf30b196c896073c473d91a2bdf0) Signed-off-by: Anton Khirnov <an...@khirnov.net> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=86c595cc1b63cda75ba752330b3d1a66db104f7c --- libavcodec/hevc_parser.c | 2 +- libavcodec/hevcdec.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/hevc_parser.c b/libavcodec/hevc_parser.c index 87270cffb4..9bedee5f03 100644 --- a/libavcodec/hevc_parser.c +++ b/libavcodec/hevc_parser.c @@ -105,7 +105,7 @@ static int hevc_parse_slice_header(AVCodecParserContext *s, H2645NAL *nal, den = ps->sps->vui.vui_time_scale; } - if (num != 0 && den != 0) + if (num > 0 && den > 0) av_reduce(&avctx->framerate.den, &avctx->framerate.num, num, den, 1 << 30); diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c index 3c4a9b0818..13316eebf3 100644 --- a/libavcodec/hevcdec.c +++ b/libavcodec/hevcdec.c @@ -372,7 +372,7 @@ static void export_stream_params(HEVCContext *s, const HEVCSPS *sps) den = sps->vui.vui_time_scale; } - if (num != 0 && den != 0) + if (num > 0 && den > 0) av_reduce(&avctx->framerate.den, &avctx->framerate.num, num, den, 1 << 30); } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
