Update modules/app.py

modules/app.py

@@ -104,7 +104,7 @@ async def concatenate_videos(input_data: VideosInput):
 
         # Download videos to temporary files
         for video_url in input_data.video_urls:
-            temp_video_paths.append(await download_file(str(video_url), ".mp4"))
+            temp_video_paths.append(await download_file(video_url, ".mp4"))
 
         # Generate a unique filename
         output_filename = f"{uuid.uuid4()}.mp4"
@@ -112,7 +112,10 @@ async def concatenate_videos(input_data: VideosInput):
 
         # Concatenate video clips using ffmpeg
         inputs = [ffmpeg.input(path) for path in temp_video_paths]
-        ffmpeg.concat(*inputs, v=1, a=1).output(output_path, vcodec='libx264', acodec='aac').run()
+        concat_input = ffmpeg.concat(*inputs, v=1, a=1).node
+        video = concat_input[0]
+        audio = concat_input[1]
+        ffmpeg.output(video, audio, output_path, vcodec='libx264', acodec='aac').run()
 
         # Clean up temporary files
         for path in temp_video_paths: