Update app.py

app.py

@@ -33,7 +33,15 @@ def process_video(video_path, caption="Your Caption"):
     keywords_list = [kw[0] for kw in keywords]
 
     # Burn caption into video
-    txt_clip = TextClip(caption, fontsize=50, color='white', font="Arial", bg_color='black').set_position(("center", "bottom")).set_duration(clip.duration)
+    txt_clip = TextClip(
+    txt=caption,
+    fontsize=50,
+    color='white',
+    font='Arial',
+    method='caption',
+    size=(clip.w, None)
+    ).set_position(("center", "bottom")).set_duration(clip.duration)
+
     final = CompositeVideoClip([clip, txt_clip])
 
     # Save processed video