diff options
Diffstat (limited to 'src/lib/playlist.cc')
| -rw-r--r-- | src/lib/playlist.cc | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc index aa365ead4..09b67e921 100644 --- a/src/lib/playlist.cc +++ b/src/lib/playlist.cc @@ -554,3 +554,26 @@ Playlist::video_content_at (DCPTime time) const return false; } + +pair<double, double> +Playlist::speed_up_range (int dcp_video_frame_rate) const +{ + pair<double, double> range (DBL_MAX, -DBL_MAX); + + BOOST_FOREACH (shared_ptr<Content> i, _content) { + if (!i->video) { + continue; + } + if (i->video_frame_rate()) { + FrameRateChange const frc (i->video_frame_rate().get(), dcp_video_frame_rate); + range.first = min (range.first, frc.speed_up); + range.second = max (range.second, frc.speed_up); + } else { + FrameRateChange const frc (dcp_video_frame_rate, dcp_video_frame_rate); + range.first = min (range.first, frc.speed_up); + range.second = max (range.second, frc.speed_up); + } + } + + return range; +} |