Update app.py

subtitled video

app.py

@@ -132,11 +132,14 @@ def download_video():
         # Generate subtitles (each subtitle will last for 2.5 seconds with millisecond precision)
         subs = []
         subtitle_length = 2.5  # seconds each subtitle will be displayed
-        for i in range(0, len(translated_subtitle), 50):
-            start_time = (i // 50) * subtitle_length  # Get start time with more precision
-            subtitle_text = translated_subtitle[i:i + 50]  # Get the next 50 characters
+        for i in range(0, len(translated_subtitle), 40):  # Reduce chunk size to improve reliability
+            start_time = (i // 40) * subtitle_length  # Get start time with more precision
+            subtitle_text = translated_subtitle[i:i + 40]  # Get the next 40 characters
             subs.append((start_time, subtitle_text))  # Create a tuple for start time and text
 
+        # Debugging log
+        print("Generated subtitles:", subs)
+
         # Create subtitle clips
         subtitles = SubtitlesClip(subs, generator)
 
@@ -144,7 +147,7 @@ def download_video():
         subtitled_video = mp.CompositeVideoClip([video, subtitles.set_position(('center', 'bottom'))])
 
         output_video_path = "subtitled_video.mp4"
-        subtitled_video.write_videofile(output_video_path)
+        subtitled_video.write_videofile(output_video_path, codec='libx264')  # Use libx264 for better compatibility
 
         # Return the file path for download
         return output_video_path