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

Fixes potential integer overflow

Michael Niedermayer committed 11 years ago

Commit a4cd0571 parent d3028531 file · +2 −2Browse files

Unified · Split

libavformat/matroskaenc.c+2−2

@@ -1074,8 +1074,8 @@ static int mkv_write_chapters(AVFormatContext *s) · 1073 unmodified lines
1074	for (i = 0; i < s->nb_chapters; i++) {	1074	for (i = 0; i < s->nb_chapters; i++) {
1075	ebml_master chapteratom, chapterdisplay;	1075	ebml_master chapteratom, chapterdisplay;
1076	AVChapter *c = s->chapters[i];	1076	AVChapter *c = s->chapters[i];
1077	int chapterstart = av_rescale_q(c->start, c->time_base, scale);	1077	int64_t chapterstart = av_rescale_q(c->start, c->time_base, scale);
1078	int chapterend = av_rescale_q(c->end, c->time_base, scale);	1078	int64_t chapterend = av_rescale_q(c->end, c->time_base, scale);
1079	AVDictionaryEntry *t = NULL;	1079	AVDictionaryEntry *t = NULL;
1080	if (chapterstart < 0 \|\| chapterstart > chapterend)	1080	if (chapterstart < 0 \|\| chapterstart > chapterend)
1081	return AVERROR_INVALIDDATA;	1081	return AVERROR_INVALIDDATA;