Update app.py

app.py

@@ -47,6 +47,8 @@ def render_midi(input_midi, render_type, soundfont_bank, melody_patch):
     print('Input MIDI file name:', fn)
     print('Input MIDI md5 hash', input_midi_md5hash)
     print('Render type:', render_type)
+    print('Soudnfont bank', soundfont_bank)
+    print('Melody patch', melody_patch)
     
     print('=' * 70)
     print('Processing MIDI...Please wait...')
@@ -88,7 +90,7 @@ def render_midi(input_midi, render_type, soundfont_bank, melody_patch):
         
         for e in output_score:
             e[3] = 0
-            e[6] = 40
+            e[6] = max(0, min(127, melody_patch))
 
             if e[4] < 60:
                 e[4] = (e[4] % 12) + 60
@@ -141,9 +143,15 @@ def render_midi(input_midi, render_type, soundfont_bank, melody_patch):
                                                               track_name='Project Los Angeles',
                                                               list_of_MIDI_patches=patches
                                                               )
+
+    if soundfont_bank in ["General MIDI", "Nice strings plus orchestra", "Real choir"]:
+        sf2bank = ["General MIDI", "Nice strings plus orchestra", "Real choir"].index(soundfont_bank)
+    
+    else:
+        sf2bank = 0
     
     audio = midi_to_colab_audio(new_fn, 
-                        soundfont_path=soundfonts[0], 
+                        soundfont_path=soundfonts[sf2bank],
                         sample_rate=16000, # 44100
                         volume_scale=10,
                         output_for_gradio=True