Update app.py

app.py

@@ -37,16 +37,16 @@ for idx, name in enumerate(files):
 ep = "assets/examples"
 # Layout, Style, Color, Subject, Prompt，Strict Layout Edge，Layout Content Scale, Automatic Image Matting
 image_examples = [
-    [0, f"{ep}/00_layout.png", f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0., False],
-    [1, f"{ep}/01_layout.png", f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, False],
-    [2, f"{ep}/empty.png", f"{ep}/02_style.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, False],
-    [3, f"{ep}/empty.png", f"{ep}/03_style.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, False],
-    [4, f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/04_color.png", f"{ep}/empty.png", "A moose, Merry Christmas", True, 0.8, False],
+    [0, f"{ep}/00_layout.png", f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0., True],
+    [1, f"{ep}/01_layout.png", f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, True],
+    [2, f"{ep}/empty.png", f"{ep}/02_style.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, True],
+    [3, f"{ep}/empty.png", f"{ep}/03_style.png", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, True],
+    [4, f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/04_color.png", f"{ep}/empty.png", "A moose, Merry Christmas", True, 0.8, True],
     [5, f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/05_color.png", f"{ep}/empty.png", "A photo about cherry blossom",
-     True, 0.8, False],
-    [6, f"{ep}/06_layout.png", f"{ep}/06_style.jpeg", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, False],
-    [7, f"{ep}/07_layout.jpeg", f"{ep}/07_style.jpeg", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, False],
-    [8, f"{ep}/empty.png", f"{ep}/08_style.png", f"{ep}/08_color.jpeg", f"{ep}/empty.png", "", True, 0.8, False],
+     True, 0.8, True],
+    [6, f"{ep}/06_layout.png", f"{ep}/06_style.jpeg", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, True],
+    [7, f"{ep}/07_layout.jpeg", f"{ep}/07_style.jpeg", f"{ep}/empty.png", f"{ep}/empty.png", "", True, 0.8, True],
+    [8, f"{ep}/empty.png", f"{ep}/08_style.png", f"{ep}/08_color.jpeg", f"{ep}/empty.png", "", True, 0.8, True],
     [9, f"{ep}/empty.png", f"{ep}/09_style.png", f"{ep}/empty.png", f"{ep}/base_image1.jpeg", "", True, 0.8, True],
     [10, f"{ep}/10_layout.png", f"{ep}/10_style.png", f"{ep}/empty.png", f"{ep}/base_image2.png", "", True, 0.8, False],
     [11, f"{ep}/11_layout.png", f"{ep}/empty.png", f"{ep}/empty.png", f"{ep}/base_image4.png", "", False, 0.8, False],
@@ -243,7 +243,7 @@ if __name__ == "__main__":
                         gr.Markdown("""
                         - ⭐️ <b>step1：</b> (Optional) Upload or select a set of images from the examples for the "Layout", "Style", and "Color" reference. Mix and match freely, no need to select all.
                         - ⭐️ <b>step2：</b> (Optional) Use brush to erase areas in the layout, style, and color reference images (if present) that you do not want transferred.
-                        - ⭐️ <b>step3：</b> (Optional) Upload an image with the subject you wish to preserve at the pixel level to the "Subject" component, with a transparent channel required (or upload a regular RGB image and select automatic image matting, which will automatically segment the subject area for you).
+                        - ⭐️ <b>step3：</b> (Optional) Upload an RGBA image to the "Subject" tab, with the alpha channel indicating the subject you wish to preserve at the pixel level (or upload a regular RGB image and check the automatic image matting option, which will automatically segment the subject for you; <b>the default is the latter</b>).
                         - ⭐️ <b>step4：</b> Click "Run" to start the generation process.
                         - ⭐️ <b>step5：</b> (Optional) Additionally, prompt input is supported, as well as control over advanced parameters such as layout edge consistency and conditional weights. Feel free to try these features.
                         """)
@@ -305,7 +305,7 @@ if __name__ == "__main__":
                                                                type="pil", image_mode="RGBA", tool="editor")
                                 pil_base_image_rgba_mirror = gr.Image(label="Subject", image_mode="RGBA", visible=False)
                                 with gr.Box():
-                                    preprocess_base_image = gr.Checkbox(label="Automatic Image Matting")
+                                    preprocess_base_image = gr.Checkbox(label="Automatic Image Matting", value=True)
                                     pil_fg_mask = gr.Image(interactive=False, type="pil", image_mode="L", visible=False)
                         run_button = gr.Button("Run", elem_id="btn")
                         with gr.Accordion("", open=True, elem_id="accordion1"):