Fix set_position() causing a re-sort.

diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc
index e3d0c8ebb7c98053d7981277732c203d35d647e4..b5faec5679ed97eb435e59812ca9c8736261e2f5 100644 (file)
--- a/src/lib/playlist.cc
+++ b/src/lib/playlist.cc
@@ -426,9 +426,10 @@ Playlist::move_earlier (shared_ptr<Content> c)
                return;
        }
 
+       shared_ptr<Content> previous_c = *previous;
 
-       DCPTime const p = (*previous)->position ();
-       (*previous)->set_position (p + c->length_after_trim ());
+       DCPTime const p = previous_c->position ();
+       previous_c->set_position (p + c->length_after_trim ());
        c->set_position (p);
 }
 
@@ -449,8 +450,10 @@ Playlist::move_later (shared_ptr<Content> c)
                return;
        }
 
-       (*next)->set_position (c->position ());
-       c->set_position (c->position() + (*next)->length_after_trim ());
+       shared_ptr<Content> next_c = *next;
+
+       next_c->set_position (c->position ());
+       c->set_position (c->position() + next_c->length_after_trim ());
 }
 
 int64_t