Update app.py

app.py

@@ -8,13 +8,14 @@ def convert_image(image, color_mode, hierarchical, mode, filter_speckle,
                  color_precision, layer_difference, corner_threshold,
                  length_threshold, max_iterations, splice_threshold, path_precision):
     """Converts an image to SVG using vtracer with customizable parameters."""
-    img_byte_array = io.BytesIO()
-    image.save(img_byte_array, format='PNG')
-    img_bytes = img_byte_array.getvalue()
+    # Save image to temporary file, as vtracer 0.6.11 requires a file path
+    with tempfile.NamedTemporaryFile(suffix='.png', delete=False) as temp_img:
+        image.save(temp_img, format='PNG')
+        temp_img_path = temp_img.name
 
-    svg_str = vtracer.convert_raw_image_to_svg(
-        img_bytes,
-        img_format='png',
+    # Convert image to SVG using vtracer
+    svg_str = vtracer.convert_image_to_svg(
+        image_path=temp_img_path,
         colormode=color_mode.lower(),
         hierarchical=hierarchical.lower(),
         mode=mode.lower(),
@@ -28,6 +29,7 @@ def convert_image(image, color_mode, hierarchical, mode, filter_speckle,
         path_precision=int(path_precision)
     )
 
+    # Save SVG to temporary file for download
     temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.svg')
     temp_file.write(svg_str.encode('utf-8'))
     temp_file.close()
@@ -42,9 +44,9 @@ with iface:
         fn=convert_image,
         inputs=[
             gr.Image(type="pil", label="Upload Image"),
-            gr.Radio(choices=["Color", "Binary"], value="Color", label="Color Mode"),
-            gr.Radio(choices=["Stacked", "Cutout"], value="Stacked", label="Hierarchical"),
-            gr.Radio(choices=["Spline", "Polygon", "None"], value="Spline", label="Mode"),
+            gr.Radio(choices=["color", "binary"], value="color", label="Color Mode"),
+            gr.Radio(choices=["stacked", "cutout"], value="stacked", label="Hierarchical"),
+            gr.Radio(choices=["spline", "polygon", "none"], value="spline", label="Mode"),
             gr.Slider(minimum=1, maximum=10, value=4, step=1, label="Filter Speckle"),
             gr.Slider(minimum=1, maximum=8, value=6, step=1, label="Color Precision"),
             gr.Slider(minimum=1, maximum=32, value=16, step=1, label="Layer Difference"),