Practically superseded by HEIF, which is same idea but in complicated ISO container: https://en.wikipedia.org/wiki/High_Efficiency_Image_File_Format https://en.

Practically superseded by HEIF, which is same idea but in complicated ISO container: https://en.wikipedia.org/wiki/High_Efficiency_Image_File_Format https://en.wikipedia.org/wiki/High_Efficiency_Image_File_For...