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📐 图片尺寸调整Image Resizer

在线修改图片尺寸(像素或百分比),可保持宽高比,本地处理。Resize images by pixels or percentage while keeping aspect ratio.

点击选择或拖放图片Click or drop an image here

使用说明与常见问题How-to & FAQ

「图片尺寸调整」是什么?What is the Image Resizer?

在线修改图片尺寸(像素或百分比),可保持宽高比,本地处理。Resize images by pixels or percentage while keeping aspect ratio.

如何使用「图片尺寸调整」?How do I use the Image Resizer?

在「图片尺寸调整」中,按需设置「宽」、「高」等选项,然后点击「调整」按钮即可。支持拖放文件。In the Image Resizer: Set "Width", "Height", then click "Resize". Drag-and-drop files is supported.

放大图片会变清晰吗?Will enlarging make it sharper?

不会,放大只会插值,缩小效果更好。No. Upscaling only interpolates; downscaling gives the best results.

图片会被上传到服务器吗?Are my images uploaded?

不会。「图片尺寸调整」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 Image Resizer processes images locally with the browser Canvas API and the result downloads straight from your browser.

「图片尺寸调整」免费吗?需要注册吗?Is the Image Resizer free? Do I need an account?

「图片尺寸调整」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 Image Resizer is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.

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