Function updateDuration

libhb/sync.c:1788–1812

}

static void updateDuration( sync_stream_t * stream )
{
    // The video decoder sets a nominal duration for frames.  But the
    // actual duration needs to be computed from timestamps.
    if (stream->type == SYNC_TYPE_VIDEO)
    {
        int count = hb_list_count(stream->in_queue);
        if (count >= 2)
        {
            hb_buffer_t * buf1 = hb_list_item(stream->in_queue, count - 1);
            hb_buffer_t * buf2 = hb_list_item(stream->in_queue, count - 2);
            double duration = buf1->s.start - buf2->s.start;
            if (duration > 0)
            {
                buf2->s.duration = duration;
                buf2->s.stop = buf1->s.start;
            }
            else
            {
                buf2->s.duration = 0.;
                buf2->s.start = buf2->s.stop = buf1->s.start;
            }
        }
    }
}

static void ProcessSCRDelayQueue( sync_common_t * common )
{