the code

app.py

@@ -0,0 +1,33 @@
+import cv2
+import gradio as gr
+import numpy as np
+
+import cv2
+import gradio as gr
+import numpy as np
+
+def process_frame():
+    cap = cv2.VideoCapture(0)
+    ret, frame = cap.read()
+    
+    if not ret:
+        cap.release()
+        return np.zeros((512, 512, 3), dtype=np.uint8)
+
+    gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
+    edges = cv2.Canny(gray, 100, 200)
+    edges_bgr = cv2.cvtColor(edges, cv2.COLOR_GRAY2BGR)
+
+    cap.release()
+    return edges_bgr
+
+iface = gr.Interface(
+    fn=process_frame, 
+    inputs=[], 
+    outputs="image", 
+    live=True, 
+    title="Real-Time Edge Detection",
+    description="This application captures frames from the webcam and applies edge detection."
+)
+
+iface.launch()