Update app.py

app.py

@@ -105,8 +105,8 @@ def gradio_app():
         def process_and_update(video, target):
             frames, error = process_video(video, target, progress_bar)
             if frames is not None:
-                return frames, frames[0], error, len(frames) - 1, 0
-            return None, None, error, 100, 0
+                return frames, frames[0], error, gr.Slider(maximum=len(frames) - 1, value=0)
+            return None, None, error, gr.Slider(maximum=100, value=0)
 
         def update_frame(frame_index, frames):
             if frames and 0 <= frame_index < len(frames):
@@ -115,7 +115,7 @@ def gradio_app():
 
         video_input.upload(process_and_update, 
                            inputs=[video_input, target_input], 
-                           outputs=[processed_frames, output_image, error_output, frame_slider.maximum, frame_slider.value])
+                           outputs=[processed_frames, output_image, error_output, frame_slider])
 
         frame_slider.change(update_frame, 
                             inputs=[frame_slider, processed_frames], 
@@ -123,12 +123,11 @@ def gradio_app():
 
         def use_sample_video():
             sample_video_path = "Drone Video of African Wildlife Wild Botswan.mp4"
-            frames, output_image, error, slider_max, slider_value = process_and_update(sample_video_path, "Elephant")
-            return frames, output_image, error, slider_max, slider_value
+            return process_and_update(sample_video_path, "Elephant")
 
         use_sample_button.click(use_sample_video, 
                                 inputs=None, 
-                                outputs=[processed_frames, output_image, error_output, frame_slider.maximum, frame_slider.value])
+                                outputs=[processed_frames, output_image, error_output, frame_slider])
 
     return app