diff options
Diffstat (limited to 'libavformat/matroskaenc.c')
| -rw-r--r-- | libavformat/matroskaenc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 868861615f..f4d2665c2b 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -920,8 +920,11 @@ static int mkv_write_chapters(AVFormatContext *s) int chapterstart = av_rescale_q(c->start, c->time_base, scale); int chapterend = av_rescale_q(c->end, c->time_base, scale); AVDictionaryEntry *t = NULL; - if (chapterstart < 0 || chapterstart > chapterend) + if (chapterstart < 0 || chapterstart > chapterend || chapterend < 0) { + av_log(s, AV_LOG_ERROR, "Invalid chapter start (%d) or end (%d).\n", + chapterstart, chapterend); return AVERROR_INVALIDDATA; + } chapteratom = start_ebml_master(pb, MATROSKA_ID_CHAPTERATOM, 0); put_ebml_uint(pb, MATROSKA_ID_CHAPTERUID, c->id); |