Image Resizing in IDL

Pro Image_Resizing
device,decompose=0
loadct,0
READ_JPEG,'C:\ITT\IDL64\examples\data\md1107g8a.JPG',im
sz=SIZE(im,/DIMENSIONS)
WINDOW,0,XSIZE=sz[0],YSIZE=sz[1],TITLE='IMAGE'
TV,im
sz1=sz*1.5 ; IMAGE SIZE
PRINT,SZ1
im1 = CONGRID(im,sz1[0],sz1[1],/interp) ; RESIZE THE IMAGE
WINDOW,1,XSIZE=sz1[0],YSIZE=sz1[1],TITLE='RESIZED_IMAGE'
TV,im1

end