JackoMidiOutConnect — Creates a MIDI connection from Csound to a Jack port.
Plugin opcode in jacko. This opcode is part of the plugin repository and has to be installed separately. The plugin repository can be found here: https://github.com/csound/plugins
In the orchestra header, creates a connection from a Jack MIDI output port inside this instance of Csound to an external Jack MIDI input port.
ScsoundPortName -- The short name ("portname") of the internal Jack MIDI output port.
SexternalPortName -- The full name ("clientname:portname") of an external Jack MIDI input port.