fixed app.py

app.py

@@ -77,9 +77,9 @@ def summarize_and_convert_to_audio(pdf_file):
     audio_data = speech_values.cpu().numpy().squeeze()
 
     # Convert audio data to bytes
-    with BytesIO() as buffer:
-        write_wav(buffer, sampling_rate, audio_data.astype(np.float32))
-        audio_bytes = buffer.getvalue()
+    buffer = BytesIO()
+    write_wav(buffer, sampling_rate, (audio_data * (2**15)).astype(np.int16))  # Scaling audio_data to int16 format
+    audio_bytes = buffer.getvalue()
 
     return audio_bytes, sampling_rate  # Return audio as bytes with sampling rate