uint -> usize
uint -> usize

TyOverby/rust-image,hetzge/image,JaySon-Huang/image,nwin/rust-image,PistonDevelopers/image,PistonDevelopers/image,bvssvni/image,ruud-v-a/image,twoodford/image,tomaka/image,lady-segfault/image,theotherphil/image,huonw/image,mbrubeck/image,dtwood/piston-image