Toolbox

On this page you can find small Matlab programs which are used throughout the image processing course. Download them to your work directory.

Program + syntax	Description	Link
qq img	shorthand for imshow. Opens a new figure and displays the image img.	Link
imgOut = center(imgIn,sizeImgOut)	Places an n-dimensional image imgIn into the center of an empty image of the same dimensionality with the size sizeImgOut	Link
imgOut = mkDisk(mysize,myrad)	Centers a disk of the radius myrad inside an empty rectangular image of the size mysize.	Link
ftImg = ft(img)	multi-dimensional Fourier transformation of the input matrix img including fftshift	Link
img = ift(ftImg)	multi-dimensional inverse Fourier transformation of the input matrix ftImg including ifftshift	Link