Update app.py

app.py

@@ -24,11 +24,11 @@ def audio_preprocess(input_file): #, in_data, frame_count, time_info, status):
 
     global vocals_data
     # Convert input data to numpy array
-    #audio_array = np.frombuffer(input_file, dtype=np.int16)
+    audio_array = np.frombuffer(input_file, dtype=np.int16)
     
     # Perform vocal removal on the audio input
     # Pass the audio array as waveform to separate() method
-    vocals = Separator('spleeter:2stems').separate(input_file)
+    vocals = Separator('spleeter:2stems').separate(audio_array)
     
     # Convert vocals to audio data
     vocals_data = vocals['vocals'].flatten().astype(np.int16).tobytes()