X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fdcpomatic_time.h;h=a5a0684e591b104656985e8dfcf427b19100c703;hp=792eb2c97cb9c793762a701d4a1cd5c32606ab51;hb=aeb835a18c8df347e0ed68fb24631b320abeb611;hpb=14e4bc18e65378332604016bd6239861a083d5bf

diff --git a/src/lib/dcpomatic_time.h b/src/lib/dcpomatic_time.h
index 792eb2c97..a5a0684e5 100644
--- a/src/lib/dcpomatic_time.h
+++ b/src/lib/dcpomatic_time.h
@@ -116,7 +116,7 @@ public:
 	 *  at some sampling rate.
 	 *  @param r Sampling rate.
 	 */
-	Time<S, O> round_up (float r) {
+	Time<S, O> round_up (float r) const {
 		Type const n = llrintf (HZ / r);
 		Type const a = _t + n - 1;
 		return Time<S, O> (a - (a % n));
@@ -140,6 +140,11 @@ public:
 		return floor (_t * r / HZ);
 	}
 
+	template <typename T>
+	int64_t frames_ceil (T r) const {
+		return ceil (_t * r / HZ);
+	}
+
 	/** @param r Frames per second */
 	template <typename T>
 	void split (T r, int& h, int& m, int& s, int& f) const