From ad5ade6615d5bb224cab99f91e162abbbe6c160a Mon Sep 17 00:00:00 2001 From: Clément Bœsch Date: Tue, 6 Dec 2011 11:18:26 +0100 Subject: timecode: add avpriv_timecode_to_string(). --- libavcodec/timecode.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'libavcodec/timecode.c') diff --git a/libavcodec/timecode.c b/libavcodec/timecode.c index 8cd1bec941..379f08a74d 100644 --- a/libavcodec/timecode.c +++ b/libavcodec/timecode.c @@ -79,6 +79,22 @@ static int check_timecode_rate(void *avcl, AVRational rate, int drop) } } +char *avpriv_timecode_to_string(char *buf, const struct ff_timecode *tc, unsigned frame) +{ + int frame_num = tc->start + frame; + int fps = (tc->rate.num + tc->rate.den/2) / tc->rate.den; + int ff = frame_num % fps; + int ss = frame_num / fps % 60; + int mm = frame_num / (fps*60) % 60; + int hh = frame_num / (fps*3600) % 24; + + if (tc->drop) + frame_num = ff_framenum_to_drop_timecode(frame_num); + snprintf(buf, sizeof("hh:mm:ss.ff"), "%02d:%02d:%02d%c%02d", + hh, mm, ss, tc->drop ? ';' : ':', ff); + return buf; +} + int ff_init_smtpe_timecode(void *avcl, struct ff_timecode *tc) { int hh, mm, ss, ff, fps, ret; -- cgit v1.2.3