Update app.py

app.py

@@ -11,7 +11,6 @@ def convert_mp4_to_wav(mp4_file):
     """
     Extracts the audio track from an MP4 file and saves it as a WAV file.
     """
-    # Create a temporary file for the WAV audio
     with tempfile.NamedTemporaryFile(delete=False, suffix=".wav") as wav_temp:
         wav_filename = wav_temp.name
 
@@ -33,8 +32,9 @@ def text_to_speech_with_voice(text, voice_sample):
     with tempfile.NamedTemporaryFile(delete=False, suffix=".wav") as fp:
         output_file = fp.name
     
-    # Generate speech using the voice sample for speaker conditioning.
-    tts.tts_to_file(text=text, speaker_wav=voice_sample, file_path=output_file)
+    # Generate speech using the voice sample for speaker conditioning,
+    # while specifying the language as Hindi ("hi") for multi-lingual support.
+    tts.tts_to_file(text=text, speaker_wav=voice_sample, file_path=output_file, language="hi")
     return output_file
 
 # Create the Gradio interface with a textbox and an audio uploader.