merge with master.

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

diff --git a/libs/ardour/ardour/midi_source.h b/libs/ardour/ardour/midi_source.h
index ba50102ec915b7ed89ee8c2aeda1be73db05317b..07a32c5bfcdd5d0c7c17f86ce615d9102b4076a5 100644 (file)
--- a/libs/ardour/ardour/midi_source.h
+++ b/libs/ardour/ardour/midi_source.h
@@ -49,9 +49,21 @@ class LIBARDOUR_API MidiSource : virtual public Source, public boost::enable_sha
        MidiSource (Session& session, const XMLNode&);
        virtual ~MidiSource ();
 
-       boost::shared_ptr<MidiSource> clone (const std::string& path,
-                                            Evoral::MusicalTime begin = Evoral::MinMusicalTime,
-                                            Evoral::MusicalTime end = Evoral::MaxMusicalTime);
+       /** Write the data in the given time range to another MidiSource
+        * \param newsrc MidiSource to which data will be written. Should be a
+        *        new, empty source. If it already has contents, the results are
+        *        undefined. Source must be writable.
+        *
+        * \param begin time of earliest event that can be written.
+        * \param end time of latest event that can be written.
+        *
+        * Returns zero on success, non-zero if the write failed for any
+        * reason.
+        *
+        */
+       int write_to (boost::shared_ptr<MidiSource> newsrc,
+                     Evoral::MusicalTime begin = Evoral::MinMusicalTime,
+                     Evoral::MusicalTime end = Evoral::MaxMusicalTime);
 
        /** Read the data in a given time range from the MIDI source.
         * All time stamps in parameters are in audio frames (even if the source has tempo time).