🖥️ 竖向 WebP 转横向Convert Portrait WebP to Landscape WebP

使用说明与常见问题How-to & FAQ

「竖向 WebP 转横向」是什么？What is the Convert Portrait WebP to Landscape WebP tool?

把竖向 WebP 旋转或裁成横向构图后导出。本地处理。可设置「方式」、「留白颜色」。Rotate or fit a portrait WebP into a landscape frame, then export. Processed locally. Settings: Mode, Pad colour.

如何使用「竖向 WebP 转横向」？How do I use the Convert Portrait WebP to Landscape WebP tool?

在「竖向 WebP 转横向」中，选择或拖入文件，按需设置「方式」、「留白颜色」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 Convert Portrait WebP to Landscape WebP: Choose or drop your files, set "Mode", "Pad colour", then click the Download button next to each result (with several files, "Download all (ZIP)" saves them together).

留白适配输出多大？How big is the padded output?

「留白适配」输出 16:9 的横向画布：高度不变时宽度为高度的 16/9（例如 60×100 → 178×100），原图不缩放，居中放置，四周用留白颜色填充。「旋转 90°」只旋转竖向图片；已经是横向或正方形的图片保持原样，并在结果里注明。Pad mode outputs a 16:9 landscape canvas: the height is kept and the width becomes 16/9 of it (for example 60×100 becomes 178×100). The image is not scaled; it is centred and the rest is filled with the pad colour. Rotate mode only rotates portrait images; images that are already landscape or square are left as they are, with a note in the result.

为什么只导出 WebP？Why does it only export WebP?

本页是 WebP 系列工具之一：把竖向图片旋转 90°，或放进 16:9 横向画布并用所选颜色留白（原图不缩放），再以无损 WebP 导出，像素与处理结果完全一致；已经是横向的图片保持原样，下载的是原文件。需要 PNG 或 JPG 结果时，请用对应的通用图片工具。This page is one of the WebP tools: it rotates a portrait image 90°, or places it on a 16:9 landscape canvas padded with the chosen colour (the image is not scaled), and exports lossless WebP, so the pixels are exactly as processed. Images that are already landscape are left as they are and the Download gives the original file. For PNG or JPG output, use the matching general image tool.

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.

有哪些选项可以调整？What options can I adjust?

「竖向 WebP 转横向」的设置：「方式」可选 旋转 90°、留白适配（默认 旋转 90°）；「留白颜色」默认 #ffffff；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 Convert Portrait WebP to Landscape WebP — "Mode": Rotate 90°, Pad to landscape (default Rotate 90°); "Pad colour" default #ffffff; files: common image formats (including HEIC, HEIF, AVIF, WEBP, BMP, JFIF). The result always uses the current settings.

「竖向 WebP 转横向」免费吗？需要注册吗？Is the Convert Portrait WebP to Landscape WebP free? Do I need an account?

「竖向 WebP 转横向」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 Convert Portrait WebP to Landscape WebP is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.