tongguang

thanks。

@Gnobelix I suspect that if img.a = 0, the RGB channel cannot be read and displayed.

@Gnobelix You can see where my red box fits, above the picture

Software version: 1.8.3.641 System version: windows10 Open this picture with affinity photo, you can't see the separate r g b channel of this picture, but it can be seen on other software. For example xnview hair_F_25.tga