JPEG_XL

JPEG > JPEG_XL | FUIF | Pik

• https://jpeg.org/downloads/jpegxl/jpegxl-draft_cfp.pdf
• https://cloudinary.com/blog/how_jpeg_xl_compares_to_other_image_codecs

実装

• https://gitlab.com/wg1/jpeg-xl

ブラウザ

• Chrome は実験的に入れてみたけどキャンセル？
  • https://bugs.chromium.org/p/chromium/issues/detail?id=1178058#c84

提案フォーマット

FUIF

• https://twitter.com/codebeast/status/1123675196383219712

JPEG XL (.jxl) is a new responsive and universal image format proposal. @jonsneyers’s FUIF is one of the proposals in review by the JPEG standard group #ImageCon2019

サンプル

• https://people.csail.mit.edu/ericchan/hdr/hdr-jxl.php

HDR

• JPEG XL のHDR画像を作成し iPad の Safari 17 で HDR表示を試した
  • https://trev16.hatenablog.com/entry/2023/09/11/001424

.

• https://github.com/ImageMagick/jpeg-xl

• https://twitter.com/jonsneyers/status/1538446699949174785

  Actually lossless jxl can do any integer bitdepth up to 24 bit/channel effectively, including e.g. 10, 12, or 14 bit. It can also do lossless float up to 32bit/channel (including bfloat, float16, fp24 etc).

• 圧縮効率60%向上を目指す新規格「JPEG-XL」策定にむけ技術公募へ
  • http://pc.watch.impress.co.jp/docs/news/1075711.html

• Brunsli (Google)
• PIK (Google)