Save / restore processor _user_latency (another part of #4186).

git-svn-id: svn://localhost/ardour2/branches/3.0@9880 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 7 insertions, 0 deletions

diff --git a/libs/ardour/processor.cc b/libs/ardour/processor.cc
index bf4a8ea6cb..f7afeb99a7 100644
--- a/libs/ardour/processor.cc
+++ b/libs/ardour/processor.cc
@@ -128,6 +128,9 @@ Processor::state (bool full_state)
 		}
 	}
 
+	snprintf (buf, sizeof (buf), "%" PRId64, _user_latency);
+	node->add_property("user-latency", buf);
+
 	return *node;
 }
 
@@ -231,6 +234,10 @@ Processor::set_state (const XMLNode& node, int version)
 		}
 	}
 
+	if ((prop = node.property ("user-latency")) != 0) {
+		_user_latency = atoi (prop->value ());
+	}
+
 	return 0;
 }