MIDI Selection Tools
In order to make Midi objects and functions easier to set, some “menu- functions” allow to choose parameters with their standard names (according to General MIDI specifications) internally converted into corresponding integer values.
About General MIDI
http://www.midi.org/techspecs/gm.php
This functions can be used to parameterize the “MIDI Send” control boxes or to instanciate MIDI objects in OM patches.
MIDI Controls
MIDI Objects in OM
GM-PROGRAM
Selects a MIDI program and returns the corresponding General MIDI program number.
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CONTROL-CHANGE
Selects a control change and returns the corresponding General MIDI control number.
GM-DRUMNOTE
Selects a note and return the corresponding drum element pitch value according to General MIDI.
MS-EVENT
Selects an Event type and returns the corresponding MidiShare event number.
1) GM-PROGRAM is used to select the program number for changing the timbre of channel 1 with PGMOUT.
2) CONTROL-CHANGE is used to select the control number to modify on channel 1 with CTRLCHG
3) GM-DRUMNOTE is used to select the correct pitch to assign to a NOTE object in order to get the desired drum sound (Note that the MIDI channel is 10, which is generally the channel reserved for drums in MIDI synthesizers).
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References :
Contents :
- OpenMusic Documentation
- OM User Manual
- OpenMusic QuickStart