Update app.py

app.py

@@ -8,7 +8,17 @@ from keras.models import Sequential
 from keras.layers import *
 from midi2audio import FluidSynth
 import shutil
+import pretty_midi
 
+def midi_to_audio(midi_file, output_file):
+    # Load the MIDI file
+    midi_data = pretty_midi.PrettyMIDI(midi_file)
+    
+    # Synthesize the audio from the MIDI data
+    audio_data = midi_data.synthesize()
+    
+    # Save to a WAV file
+    pretty_midi.write(output_file, audio_data, fs=44100)
 
 ####################### Music Generation Functions #######################
 def generate(seq_len,x):
@@ -181,14 +191,9 @@ if st.sidebar.button('Generate My Music'):
             with st.spinner('✨ Your music is now under processing... ✨'):
                 time.sleep(10)  # Simulate processing time
                 generate(10, len_notes)
-                if shutil.which("fluidsynth") is None:
-                    st.error("FluidSynth is not available. Unable to convert MIDI to audio.")
-                else:
-                    fs = FluidSynth('font.sf2', sample_rate=44100)
-                    fs.midi_to_audio('test_output2.mid', 'output.wav')
-                    st.audio('output.wav')
-                    st.markdown("Here you are! You can download your music by right-clicking on the media player.")               
-                
+                midi_to_audio('test_output2.mid', 'output.wav')
+                st.audio('output.wav')
+                st.markdown("Here you are! You can download your music by right-clicking on the media player.")
     else:
         # Fallback to the default value if no selection is made
         with st.container():
@@ -197,11 +202,6 @@ if st.sidebar.button('Generate My Music'):
             with st.spinner('✨ Your music is now under processing... ✨'):
                 time.sleep(10)  # Simulate processing time
                 generate(10, default_len_notes)
-                if shutil.which("fluidsynth") is None:
-                    st.error("FluidSynth is not available. Unable to convert MIDI to audio.")
-                else:
-                    fs = FluidSynth('font.sf2', sample_rate=44100)
-                    fs.midi_to_audio('test_output2.mid', 'output.wav')
-                    st.audio('output.wav')
-                    st.markdown("Here you are! You can download your music by right-clicking on the media player.")
-              
+                midi_to_audio('test_output2.mid', 'output.wav')
+                st.audio('output.wav')
+                st.markdown("Here you are! You can download your music by right-clicking on the media player.")