ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Mar 30 19:51:43 2024 +0100| [d88c284c18bf6cd3dd24a7c86b5e496dd3037405] | committer: Michael Niedermayer
avformat/movenc: Check that cts fits in 32bit Fixes: Assertion av_rescale_rnd(start_dts, mov->movie_timescale, track->timescale, AV_ROUND_DOWN) <= 0 failed at libavformat/movenc.c:3694 Fixes: poc2 Found-by: Wang Dawei and Zhou Geng, from Zhongguancun Laboratory Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d88c284c18bf6cd3dd24a7c86b5e496dd3037405 --- libavformat/movenc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index bcb18ad387..46a5b3a62f 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -6194,6 +6194,12 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt) if (ret < 0) return ret; + if (pkt->pts != AV_NOPTS_VALUE && + (uint64_t)pkt->dts - pkt->pts != (int32_t)((uint64_t)pkt->dts - pkt->pts)) { + av_log(s, AV_LOG_WARNING, "pts/dts pair unsupported\n"); + return AVERROR_PATCHWELCOME; + } + if (mov->flags & FF_MOV_FLAG_FRAGMENT || mov->mode == MODE_AVIF) { int ret; if (mov->moov_written || mov->flags & FF_MOV_FLAG_EMPTY_MOOV) { _______________________________________________ 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".
