diff options
Diffstat (limited to 'libs/ardour/ardour/midi_source.h')
| -rw-r--r-- | libs/ardour/ardour/midi_source.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libs/ardour/ardour/midi_source.h b/libs/ardour/ardour/midi_source.h index 7f2ddfbc22..c8b4263e2a 100644 --- a/libs/ardour/ardour/midi_source.h +++ b/libs/ardour/ardour/midi_source.h @@ -63,6 +63,19 @@ class LIBARDOUR_API MidiSource : virtual public Source, public boost::enable_sha Evoral::Beats begin = Evoral::MinBeats, Evoral::Beats end = Evoral::MaxBeats); + /** Export the midi 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. + * \return zero on success, non-zero if the write failed for any reason. + */ + int export_write_to (const Lock& lock, + boost::shared_ptr<MidiSource> newsrc, + Evoral::Beats begin, + Evoral::Beats end); + /** 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). * \param dst Ring buffer where read events are written. |