Optimize Plugin connect & run API, use const maps

[ardour.git] / libs / ardour / ardour / ladspa_plugin.h

diff --git a/libs/ardour/ardour/ladspa_plugin.h b/libs/ardour/ardour/ladspa_plugin.h
index 97744abc341398039a08620d850cac978774e4f4..ab2780e879207d98fa4bcd22187a81c7be788d54 100644 (file)
--- a/libs/ardour/ardour/ladspa_plugin.h
+++ b/libs/ardour/ardour/ladspa_plugin.h
@@ -84,7 +84,7 @@ class LIBARDOUR_API LadspaPlugin : public ARDOUR::Plugin
 
        int connect_and_run (BufferSet& bufs,
                        samplepos_t start, samplepos_t end, double speed,
-                       ChanMapping in, ChanMapping out,
+                       ChanMapping const& in, ChanMapping const& out,
                        pframes_t nframes, samplecnt_t offset);
 
        std::string describe_parameter (Evoral::Parameter);