.webp

WebP 形式について

A modern format by Google offering superior compression for both lossy and lossless images with transparency.

機能

拡張子.webp

MIMEタイプimage/webp

圧縮非可逆

透明度はい

アニメーションはい

ブラウザ対応96%以上（主要ブラウザ）

WebP から変換

WebP to JPEG, WebP to PNG, and WebP to AVIF.

WebP に変換

JPEG to WebP, PNG to WebP, and AVIF to WebP.

長所

25-35% smaller than JPEG at same quality
Supports transparency and animation
Both lossy and lossless modes

制限

Not supported in very old browsers
Limited support in some image editors
Less widespread than JPEG/PNG outside the web