In predict, determine whether the size is 8： [ if not x8 and img_L.size(2)//8==0 and img_L.size(3)//8==0](https://github.com/cszn/SCUNet/blob/52e440a80a655b01e0b41e9dd9bfe599bc11625e/main_test_scunet_color_gaussian.py#L115). What does this mean？Should it be %8==0?
In predict, determine whether the size is 8：
if not x8 and img_L.size(2)//8==0 and img_L.size(3)//8==0.
What does this mean？Should it be %8==0?