Jon Sneyers avatar Jon Sneyers

Legacy and Transition: Creating a New Universal Image Codec

Screenshot of “Legacy and Transition: Creating a New Universal Image Codec”

JPEG XL’s legacy-friendly feature is a game-changer for the transition problems described above. Besides saving both storage and bandwidth from the outset, you can also losslessly preserve legacy images while reaping more compression. In other words, JPEG XL offers only benefits from the start, whereas other approaches require sacrifices in storage to reduce bandwidth.