Update app.py

app.py

@@ -201,7 +201,16 @@ def Match_Cores(input_midi,
             elif 768 <= m <= 896:
                 vel = (m-768)
 
-                song_f.append(['note', time, dur, min(15, pat // 8), ptc, vel, pat])
+                if pat != 128:
+                    cha = pat // 8
+
+                    if cha == 9:
+                        cha += 1
+
+                else:
+                    cha = 9
+
+                song_f.append(['note', time, dur, cha, ptc, vel, pat])
               
     output_score, patches, overflow_patches = TMIDIX.patch_enhanced_score_notes(song_f)