M2M1 SysEx

jazz-soft · Oct 17, 2023 · 1612716 · 1612716
1 parent 1afde0e
commit 1612716
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diff --git a/javascript/JZZ.js b/javascript/JZZ.js
@@ -3415,6 +3415,24 @@
       if (t == 1 || t == 2) {
         this._emit(_grp(new MIDI(msg.slice(1)), g));
       }
+      else if (t == 3) {
+        c = msg[1] >> 4;
+        n = msg[1] & 15;
+        if (c == 0) {
+          this._emit(_grp(new MIDI([0xf0].concat(msg.slice(2, 2 + n), [0xf7])), g));
+          this._sx[g] = undefined;
+        }
+        else if (c == 1) {
+          this._sx[g] = msg.slice(2, 2 + n);
+        }
+        else if (c == 2) {
+          if (this._sx[g]) this._sx[g] = this._sx[g].concat(msg.slice(2, 2 + n));
+        }
+        else if (c == 3) {
+          if (this._sx[g]) this._emit(_grp(new MIDI([0xf0].concat(this._sx[g], msg.slice(2, 2 + n), [0xf7])), g));
+          this._sx[g] = undefined;
+        }
+      }
       else if (t == 4) {
         n = msg[1] >> 4;
         c = msg[1] & 15;
@@ -3434,6 +3452,7 @@
   }
   function M2M1() {
     var self = new _M();
+    self._sx = [];
     self._receive = _m2m1;
     self._resume();
     return self.MIDI2();

diff --git a/test/common.js b/test/common.js
@@ -1534,6 +1534,16 @@ describe('JZZ.M2M1', function() {
     port.connect(function(msg) { sample.compare(msg); });
     port.umpProgram(0, 1, 32).umpProgram(0, 1, 64, 1, 2);
   });
+  it('sysex', function(done) {
+    var sample = new test.Sample(done, [
+      [0xf0, 0x7e, 0x7f, 0x09, 0x01, 0xf7],
+      [0xf0, 0x00, 0x20, 0x24, 0x00, 0x04, 0x6b, 0x61, 0x72, 0x61, 0x6f, 0x6b, 0x65, 0x2e, 0x2e, 0x2e, 0xf7]
+    ]);
+    var port = new JZZ.M2M1();
+    port.connect(function(msg) { sample.compare(msg); });
+    var a = JZZ.MIDI2.sxMidiSoft(0, 4, 'karaoke...');
+    port.gr(0).send(a[1]).send(a[2]).sxGM().send(a[0]).send(a[1]).send(a[2]);
+  });
 });
 
 describe('JZZ.Context', function() {