Textures can be downloaded from:
http://lordofdesign.com/nice-fantasy-textures/
Alfs Power Toys can be downloaded from:
http://www.theblackcell.com/Filters/AlfsPowerToys.zip
Resize the texture images to 100px x 100px or crop a part of the image and resize
Apply Alfs Power Toys > Mirror Offset with the below settings