processingでMIDIデータの送受信を行いたい場合、proMIDIを使う。
proMIDI
http://creativecomputing.cc/p5libs/promidi/
import方法
zipファイルを解凍してprocessingのlibrariesフォルダへ置き、processingメニューのSketchからimport libraryでpromidiを選択する。あるいは、./codeフォルダを作成し解凍したファイルを置く。
input,output機器一覧を表示するサンプル
import promidi.*;
MidiIO midiIO;
void setup(){
midiIO = MidiIO.getInstance(this);
println("printPorts of midiIO");
midiIO.printDevices();
println();
/*
* Does the same like printDevices by
* printing the input and output devices
*/
println("printDevices recoded 1");
midiIO.printInputDevices();
midiIO.printOutputDevices();
println("<<<<<<<<< >>>>>>>>>>>>>>>>>>>>>");
println();
/*
* Does the same like printDevices by iterating
* over the devices and print out their names
*/
println("printDevices recoded 2");
println("<< inputs: >>>>>>>>>>>>>>>>>>>>>>");
for(int i = 0; i < midiIO.numberOfInputDevices();i++){
println("input "+nf(i,2)+": "+midiIO.getInputDeviceName(i));
}
println("<< outputs: >>>>>>>>>>>>>>>>>>>>>");
for(int i = 0; i < midiIO.numberOfOutputDevices();i++){
println("output "+nf(i,2)+": "+midiIO.getOutputDeviceName(i));
}
println("<<<<<<<<< >>>>>>>>>>>>>>>>>>>>>");
}
MacにAkaiのLPK25を接続して実行した結果は以下。
printPorts of midiIO << inputs: >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> input 0 : LPK25 << outputs: >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> output 0 : LPK25 output 1 : Java Sound Synthesizer <<>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> printDevices recoded 1 << inputs: >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> input 0 : LPK25 << outputs: >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> output 0 : LPK25 output 1 : Java Sound Synthesizer <<<<<<<<< >>>>>>>>>>>>>>>>>>>>> printDevices recoded 2 << inputs: >>>>>>>>>>>>>>>>>>>>>> input 00: LPK25 << outputs: >>>>>>>>>>>>>>>>>>>>> output 00: LPK25 output 01: Java Sound Synthesizer <<<<<<<<< >>>>>>>>>>>>>>>>>>>>>