avformat/mxfdec: use int math for sample count calculation

This also changes the rounding to nearest. Signed-off-by: Marton Balint <cus@passwd.hu>
7 years ago · e7498792b6
parent f932e49aab
commit e7498792b6
1 changed files with 1 additions and 2 deletions
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@ -3167,8 +3167,7 @@ static int mxf_compute_sample_count(MXFContext *mxf, int stream_index,
    if (!spf) {
        int remainder = (sample_rate.num * time_base.num) %
                        (time_base.den * sample_rate.den);
-        *sample_count = av_q2d(av_mul_q((AVRational){mxf->current_edit_unit, 1},
-                                        av_mul_q(sample_rate, time_base)));
+        *sample_count = av_rescale_q(mxf->current_edit_unit, sample_rate, track->edit_rate);
        if (remainder)
            av_log(mxf->fc, AV_LOG_WARNING,
                   "seeking detected on stream #%d with time base (%d/%d) and "