[FFmpeg-cvslog] avformat/movenc: Avoid floats & float rounding in tmcd nb_frames calculation

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue May 26 14:51:00 2015 +0200| [894d8cf418aafc5f6dd697f57e24f3e96b6af2f3] | committer: Michael Niedermayer

avformat/movenc: Avoid floats & float rounding in tmcd nb_frames calculation

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=894d8cf418aafc5f6dd697f57e24f3e96b6af2f3
---

 libavformat/movenc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index dc9570b..0942a11 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1801,7 +1801,7 @@ static int mov_write_tmcd_tag(AVIOContext *pb, MOVTrack *track)
     int64_t pos = avio_tell(pb);
 #if 1
     int frame_duration = av_rescale(track->timescale, track->enc->time_base.num, track->enc->time_base.den);
-    int nb_frames = 1.0/av_q2d(track->enc->time_base) + 0.5;
+    int nb_frames = ROUNDED_DIV(track->enc->time_base.den, track->enc->time_base.num);
     AVDictionaryEntry *t = NULL;
 
     if (nb_frames > 255) {