🅰️ 创建 WebP Alpha 遮罩Create WebP Alpha Mask
从上传图片生成 Alpha 灰度遮罩 WebP。本地处理。Build an alpha grayscale-mask WebP from an uploaded image. Processed locally.
使用说明与常见问题How-to & FAQ
「创建 WebP Alpha 遮罩」是什么?What is the Create WebP Alpha Mask tool?
从上传图片生成 Alpha 灰度遮罩 WebP。本地处理。Build an alpha grayscale-mask WebP from an uploaded image. Processed locally.
如何使用「创建 WebP Alpha 遮罩」?How do I use the Create WebP Alpha Mask tool?
在「创建 WebP Alpha 遮罩」中,选择或拖入文件,然后点击「下载」按钮即可。In the Create WebP Alpha Mask: Choose or drop your files, then click "Download".
用途?Use?
遮罩、抠图辅助、透明度可视化。Masks, cut-out helpers, opacity visualisation.
图片会被上传到服务器吗?Are my images uploaded?
不会。「创建 WebP Alpha 遮罩」使用浏览器 Canvas 在本地处理图片,处理后的文件直接从你的浏览器下载。No. The Create WebP Alpha Mask processes images locally with the browser Canvas API and the result downloads straight from your browser.
「创建 WebP Alpha 遮罩」免费吗?需要注册吗?Is the Create WebP Alpha Mask free? Do I need an account?
「创建 WebP Alpha 遮罩」完全免费,无需注册或安装,打开网页即可使用,手机和电脑都能用;输入的内容只在你的浏览器本地处理。The Create WebP Alpha Mask is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.