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avformat/matroskaenc: Use the correct data type for the chapter times 

Fixes potential integer overflow

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-02-17 20:40:00 +01:00
parent d302853bca
commit a4cd057bc7
1 changed files with 2 additions and 2 deletions
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4
libavformat/matroskaenc.c
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@ -1074,8 +1074,8 @@ static int mkv_write_chapters(AVFormatContext *s)
for (i = 0; i < s->nb_chapters; i++) {
ebml_master chapteratom, chapterdisplay;
AVChapter *c = s->chapters[i];
int chapterstart = av_rescale_q(c->start, c->time_base, scale);
int chapterend = av_rescale_q(c->end, c->time_base, scale);
int64_t chapterstart = av_rescale_q(c->start, c->time_base, scale);
int64_t chapterend = av_rescale_q(c->end, c->time_base, scale);
AVDictionaryEntry *t = NULL;
if (chapterstart < 0 || chapterstart > chapterend)
return AVERROR_INVALIDDATA;