Update app.py

app.py

@@ -245,17 +245,31 @@ def generate_voiceover(translated_json, language, output_audio_path):
     tts = gTTS(text=full_text, lang=language)
     tts.save(output_audio_path)
 
-def replace_audio_in_video(video_path, new_audio_path, final_video_path):
-    
-    video = VideoFileClip(video_path)
-    new_audio = AudioFileClip(new_audio_path)
-    logger.info(f"Methods available in VideoFileClip: {dir(video)}")
+def replace_audio_in_video(video_path: str, new_audio_path: str, final_video_path: str):
+    try:
+        # Load the video file
+        logger.info(f"Loading video from: {video_path}")
+        video = VideoFileClip(video_path)
+        
+        # Load the new audio file
+        logger.info(f"Loading audio from: {new_audio_path}")
+        new_audio = AudioFileClip(new_audio_path)
+        
+        # Log available methods for debugging
+        logger.info(f"Methods available in VideoFileClip: {dir(video)}")
+
+        # Set the new audio to the video
+        logger.info("Replacing video audio...")
+        video = video.with_audio(new_audio)
+
+        # Save the final video
+        logger.info(f"Saving the final video to: {final_video_path}")
+        video.write_videofile(final_video_path, codec="libx264", audio_codec="aac")
+
+        logger.info("Video processing completed successfully.")
 
-    # Set the new audio
-    video = video.with_audio(new_audio)
-    
-    # Save the final output
-    video.write_videofile(final_video_path, codec="libx264", audio_codec="aac")
+    except Exception as e:
+        logger.error(f"Error replacing audio in video: {e}")
 
 def upload_and_manage(file, language, mode="transcription"):
     if file is None: