Update gradio_app.py

gradio_app.py

@@ -190,11 +190,13 @@ def generate_and_process_3d(prompt: str, seed: int = 42, width: int = 1024, heig
         rgb_image = generated_image.convert('RGB')
         
         print("[debug] removing the background by calling bg_remover.process(rgb_image)")
-        # The key change: Process returns RGBA with transparent background
+        # bg_remover returns a PIL Image already, no need to convert
         no_bg_image = bg_remover.process(rgb_image)
+        print(f"[debug] no_bg_image type: {type(no_bg_image)}, mode: {no_bg_image.mode}")
         
-        # Convert the no_bg_image directly to RGBA (it should already be RGBA)
-        rgba_image = Image.fromarray(no_bg_image).convert('RGBA')
+        # Convert to RGBA if not already
+        rgba_image = no_bg_image.convert('RGBA')
+        print(f"[debug] rgba_image mode: {rgba_image.mode}")
         
         print("[debug] auto-cropping the rgba_image using spar3d_utils.foreground_crop(...)")
         processed_image = spar3d_utils.foreground_crop(