X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fwriter.cc;h=c1b66cd4c1b6ab96fa196cba6041764ae495f5db;hb=e9cca90a162e3e4b1db4a5e5188831beaa69d44e;hp=d85db56894ccb59525ab18ef00303810a08d7ee6;hpb=ea6b2dae46caa1da829fbf499e83cd6ae3b3773a;p=dcpomatic.git

diff --git a/src/lib/writer.cc b/src/lib/writer.cc
index d85db5689..c1b66cd4c 100644
--- a/src/lib/writer.cc
+++ b/src/lib/writer.cc
@@ -284,15 +284,12 @@ Writer::write (shared_ptr<const AudioBuffers> audio, DCPTime const time)
 			};
 
 			if (part_frames[0]) {
-				shared_ptr<AudioBuffers> part (new AudioBuffers (audio->channels(), part_frames[0]));
-				part->copy_from (audio.get(), part_frames[0], 0, 0);
+				shared_ptr<AudioBuffers> part (new AudioBuffers(audio, part_frames[0], 0));
 				_audio_reel->write (part);
 			}
 
 			if (part_frames[1]) {
-				shared_ptr<AudioBuffers> part (new AudioBuffers (audio->channels(), part_frames[1]));
-				part->copy_from (audio.get(), part_frames[1], part_frames[0], 0);
-				audio = part;
+				audio.reset (new AudioBuffers(audio, part_frames[1], part_frames[0]));
 			} else {
 				audio.reset ();
 			}