Update app.py

app.py

@@ -32,12 +32,12 @@ def doo(video, mode):
             print("GPU Timeout is coming")
             cap.release()
             writer.release()
-            return tmpname + '.mp4'
+            return str(tmpname) + '.mp4'
         frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB) 
         img = Image.fromarray(frame).convert('RGB')
     
         if writer is None:
-            writer = cv2.VideoWriter(tmpname + '.mp4', cv2.VideoWriter_fourcc(*'mp4v'), fps, img.size)
+            writer = cv2.VideoWriter(str(tmpname) + '.mp4', cv2.VideoWriter_fourcc(*'mp4v'), fps, img.size)
 
         processed_frames += 1
         print(f"Processing: {processed_frames}")
@@ -46,7 +46,7 @@ def doo(video, mode):
     
     cap.release()
     writer.release()
-    return tmpname + '.mp4'
+    return str(tmpname) + '.mp4'
 
 title = "🎞️Video Background Removal tool🎥"