Update app.py

app.py

@@ -38,4 +38,28 @@ def interpolate(img_a_path, img_b_path):
         return str(RESULT_GIF)
 
     except subprocess.CalledProcessError:
-        raise gr.Error("Interpolation failed — check your script
+        raise gr.Error("Interpolation failed — check your script and paths.")
+
+def reset_demo():
+    """
+    Return paths to static demo images.
+    """
+    return str(FRAME1), str(FRAME2)
+
+# --- Gradio Interface ---
+with gr.Blocks(title="RIFE Image Interpolation") as demo:
+    with gr.Tab("Demo"):
+        gr.Markdown("### Interpolate between two images → Retro GIF")
+
+        img_a = gr.Image(type="filepath", value=str(FRAME1), label="Image A")
+        img_b = gr.Image(type="filepath", value=str(FRAME2), label="Image B")
+
+        run_btn = gr.Button("Interpolate")
+        reset_btn = gr.Button("Reset")
+
+        result_img = gr.Image(type="filepath", label="Interpolated GIF")
+
+        run_btn.click(interpolate, inputs=[img_a, img_b], outputs=result_img)
+        reset_btn.click(reset_demo, outputs=[img_a, img_b])
+
+demo.launch()