WebP轉換工具
在WebP與其他格式之間互相轉換：這種現代格式在同等畫質下比JPG小25%到35%。
如何使用本工具
- 1
Pick a direction from the dropdown: 'Convert to WebP' or 'Convert from WebP to PNG'.
- 2
Click the file picker and choose an image (any format your browser can decode: JPG, PNG, GIF, WebP, etc.).
- 3
Wait a moment while the image is drawn to a canvas and re-encoded; a preview appears below.
- 4
Click Download to save the converted file, which is renamed with the matching .webp or .png extension.
什麼是WebP轉換工具？
WebP是Google推出的影像格式，其檔案體積明顯小於JPG和PNG。所有現代瀏覽器都支援它。對於新建站點，建議預設提供WebP，並以JPG/PNG作為舊版瀏覽器的後備方案。對於JPG來源影像，轉換為有損；對於PNG來源影像，則可以是無損的。
常見使用場景
Shrinking a hero JPG to WebP before uploading it to a landing page to cut page weight.
Quickly checking how much smaller a specific photo gets as WebP versus its original.
Converting a WebP someone sent you into a PNG so it opens in an editor that lacks WebP support.
Producing a WebP thumbnail for a blog post without installing command-line tools.
Flattening an image to PNG when you need a universally accepted format for a slide deck or document.
Doing a one-off conversion on a privacy-sensitive image that you do not want uploaded to an online service.