Update app.py

app.py

@@ -1,11 +1,14 @@
-import os
 import time
-import ffmpeg
-import gradio
+
+import os
+
 import gradio as gr
+import ffmpeg
+import subprocess
 from gradio import components
+
 import tempfile
-import subprocess
+
 from pathlib import Path
 from gradio import inputs
 
@@ -44,12 +47,17 @@ def convert_video(video_file: File, quality, aspect_ratio, video_url):
   output_path = f"{temp_dir}/{video_file.name}.m3u8"
 
   ffmpeg_command = f"ffmpeg -i {video_file} -c:v libx264 -crf {quality} -f hls -aspect {aspect_ratio} {output_path}"
-  subprocess.run(ffmpeg_command, shell=True)
+
+  try:
+    subprocess.run(ffmpeg_command, shell=True)
+  except FileNotFoundError:
+    print("ffmpeg is not installed.")
+    return None
 
   time.sleep(2)
 
   # Return the output file directly
-  return components.Video(output_path)
+  return components.Video(output_path[:-4])
 
 from gradio import outputs