X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fplaylist.cc;h=d37f287837110a283b8ee56003d58011853fb1f3;hb=c180f317d5a8b27dd191c1f2228ceb6fc4039393;hp=aa365ead4f3939c5d51264c9cc057bfbdee83a36;hpb=67a68bd971ebe1b35daa3f75873b4ccb53c00ba0;p=dcpomatic.git

diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc
index aa365ead4..d37f28783 100644
--- a/src/lib/playlist.cc
+++ b/src/lib/playlist.cc
@@ -554,3 +554,38 @@ Playlist::video_content_at (DCPTime time) const
 
 	return false;
 }
+
+bool
+Playlist::audio_content_at (DCPTime time) const
+{
+	BOOST_FOREACH (shared_ptr<Content> i, _content) {
+		if (i->audio && i->position() <= time && time < i->end()) {
+			return true;
+		}
+	}
+
+	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;
+}