Update app.py

app.py

@@ -9,7 +9,7 @@ import tempfile
 def extract_waveform_animation(audio_file, window_seconds=5):
     y, sr = librosa.load(audio_file, sr=None)
     duration = librosa.get_duration(y=y, sr=sr)
-    FPS = 30
+    FPS = 1
     fig, ax = plt.subplots()
     line, = ax.plot([], [], lw=2)
     window_length = int(window_seconds * sr / FPS)