🎚️ 调整 WebP 质量Change WebP Quality
按指定质量重新编码为 WebP，并显示前后文件大小。本地处理。可设置「质量」。Re-encode as WebP at a chosen quality and show the file size before and after. Processed locally. Settings: Quality.
使用说明与常见问题How-to & FAQ
「调整 WebP 质量」是什么？What is the Change WebP Quality tool?
按指定质量重新编码为 WebP，并显示前后文件大小。本地处理。可设置「质量」。Re-encode as WebP at a chosen quality and show the file size before and after. Processed locally. Settings: Quality.
如何使用「调整 WebP 质量」？How do I use the Change WebP Quality tool?
在「调整 WebP 质量」中，选择或拖入文件，按需设置「质量」等选项，然后点击每个结果旁的「下载」按钮即可；有多个文件时也可以点「全部下载（ZIP）」一次打包下载。In the Change WebP Quality: Choose or drop your files, set "Quality", then click the Download button next to each result (with several files, "Download all (ZIP)" saves them together).
为什么只导出 WebP？Why WebP only?
本页面向 WebP 工作流；需要 PNG/JPG 请用对应的通用图片工具。This page targets a WebP workflow; use the general image tools for PNG/JPG.
会上传吗？Is anything uploaded?
不会，图片只在浏览器本地处理。No. Images are processed locally in your browser.
质量设为 100 会怎样？What happens at quality 100?
浏览器在质量 100 时会保存为无损 WebP（VP8L），文件通常比有损大很多；结果旁会注明。原图是无损 WebP 而结果是有损时也会提示。At quality 100 the browser saves lossless WebP (VP8L), which is usually much larger than lossy; a note says so next to the result. You are also told when the original is lossless WebP and the result is lossy.
有哪些选项可以调整？What options can I adjust?
「调整 WebP 质量」的设置：「质量」默认 75，范围 1–100；可选文件：常见图片格式（含 HEIC、HEIF、AVIF、WEBP、BMP、JFIF）。每次生成结果都按当前设置处理。Settings in the Change WebP Quality — "Quality" default 75, range 1–100; files: common image formats (including HEIC, HEIF, AVIF, WEBP, BMP, JFIF). The result always uses the current settings.
「调整 WebP 质量」免费吗？需要注册吗？Is the Change WebP Quality free? Do I need an account?
「调整 WebP 质量」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 Change WebP Quality is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.