diff --git a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/marker.rs b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/marker.rs
index 1964f7311..771d1f352 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/marker.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/marker.rs
@@ -94,11 +94,12 @@ fn build_marked_image_blocking(
             height,
         );
     }
-    image::DynamicImage::ImageRgba8(image.clone())
+    let image = image::DynamicImage::ImageRgba8(image);
+    image
         .save_with_format(target, image::ImageFormat::Png)
         .map_err(|e| format!("写入标记图失败：{e}"))?;
     let mut png = Vec::new();
-    image::DynamicImage::ImageRgba8(image)
+    image
         .write_to(&mut std::io::Cursor::new(&mut png), image::ImageFormat::Png)
         .map_err(|e| format!("编码标记图失败：{e}"))?;
     Ok(format!(