Careful, the XML mappings assume 0..127 MIDI ranges. Any physical controls that have ranges that differ from this would not work correctly. There's no way for Mixxx to know such ranges without at least extending the XML schema, a bit like what's on the proposed HID XML schema wiki page.
Careful, the XML mappings assume 0..127 MIDI ranges. Any physical controls that have ranges that differ from this would not work correctly. There's no way for Mixxx to know such ranges without at least extending the XML schema, a bit like what's on the proposed HID XML schema wiki page.