Fix merging of audio in various circumstances.

[dcpomatic.git] / src / lib / audio_delay.cc

diff --git a/src/lib/audio_delay.cc b/src/lib/audio_delay.cc
index 893773ddd27a5304539ff3d2e0d95f59f7394cb7..391a201a25253e980931431798aa948cf09ba9b6 100644 (file)
--- a/src/lib/audio_delay.cc
+++ b/src/lib/audio_delay.cc
@@ -71,7 +71,7 @@ AudioDelay::run (shared_ptr<const AudioBuffers> in)
                }
 
                /* Shuffle the tail down */
-               _tail->move (out->frames(), 0, _tail->frames() - out->frames());
+               _tail->move (_tail->frames() - out->frames(), out->frames(), 0);
 
                /* Copy input into the tail */
                _tail->copy_from (in.get(), in->frames(), 0, _tail->frames() - in->frames());