Update voice_processing.py

voice_processing.py

@@ -205,11 +205,16 @@ async def tts(
         info = f"Success. Time: tts: {edge_time:.2f}s, npy: {times[0]:.2f}s, f0: {times[1]:.2f}s, infer: {times[2]:.2f}s"
         print(info)
 
-        return (
+        # Convert audio to base64
+        with open(edge_output_filename, "rb") as audio_file:
+            audio_base64 = base64.b64encode(audio_file.read()).decode('utf-8')
+
+        audio_data_uri = f"data:audio/mp3;base64,{audio_base64}"
+
+        return [
             info,
-            edge_output_filename if not use_uploaded_voice else None,   
-            (tgt_sr, audio_opt),
-        )
+            audio_data_uri
+        ]
 
     except Exception as e:
         print(f"Error in TTS task: {str(e)}")
@@ -217,7 +222,7 @@ async def tts(
         traceback.print_exc()
         if os.path.exists(edge_output_filename):
             os.remove(edge_output_filename)
-        return str(e), None, None
+        return [str(e), None]
 
 voice_mapping = {
     "Mongolian Male": "mn-MN-BataaNeural",