Update app.py

app.py

@@ -8,7 +8,7 @@ from audiodiffusion import AudioDiffusion
 def generate_spectrogram_audio_and_loop(model_id):
     audio_diffusion = AudioDiffusion(model_id=model_id)
     image, (sample_rate,
-            audio) = audio_diffusion.generate_spectrogram_and_audio_from_audio()
+            audio) = audio_diffusion.generate_spectrogram_and_audio_from_audio(raw_audio=upload, start_step=500)
     loop = AudioDiffusion.loop_it(audio, sample_rate)
     if loop is None:
         loop = audio