.avif

AVIF 形式について

A next-generation format based on the AV1 video codec, offering the best compression ratios available.

機能

拡張子.avif

MIMEタイプimage/avif

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92%以上（Chrome、Firefox、Safari 16+）

AVIF から変換

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

AVIF に変換

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

長所

Best compression ratio of any image format
Supports transparency, animation, and HDR
Royalty-free and open standard

制限

Slower encoding than WebP or JPEG
Not yet supported in all browsers
Limited support in image editing software