Can't open Jpeg、Png、Tif image , also can't normalize these image !!!!

[quanxiang-liu]

Hello , I through this project attention this github:
https://github.com/francescociompi/stain-normalization-isbi-2017

In the before project , it can get LUT from ".tif" image . When I use your code , find only get LUT from WSI image . When and how to support Jpeg、Png、Tif image ?

Thanks