Various is to construct a Home windows 7 laptop, join 4x4 MIDI interface onto it with USB after which filter MIDI with free Home windows software program (finest software program for this doesnt work in Linux, unhappy) which is supposed for this type of factor.
Raspberry Pi would use lots much less electrical energy than a full Win7 laptop. To not point out it additionally takes up much less house. Each will most likely have related value as a result of 10 12 months previous laptop would run Win7 simply high quality.
I want to do that in *realtime* :
-MIDI enter is channel 1 with 16 MIDI devices
-a software program would block out instrument quantity 9 after which instantly ship a filtrated MIDI information from a MIDI output for the system which really ought to have the MIDI info, thus solely one of many ineffective devices is now filtrated out however every thing else is strictly prefer it was initially