Update app.py

app.py

@@ -395,7 +395,7 @@ def process_video(url, type):
     video = VideoFileClip(input_video)
     audio = AudioFileClip(input_audio)
     video = video.with_audio(audio)
-    image_clip = ImageClip(image_path).set_duration(1)
+    image_clip = ImageClip(image_path).with_duration(1)
     print(video)
     subtitles = pysrt.open("google_translate.srt", encoding="utf-8")
     output_video_file = input_video_name + '_subtitled' + ".mp4"