images
- blkavg
- block average or sum n-dimensional images
- blkrep
- block replicate n-dimensional images
- boxcar
- boxcar smooth a list of images
- convolve
- convolve an image with an arbitrary rectangular kernel
- fit1d
- fit a function to image lines
- fmedian
- quantize and median filter a set of IRAF images
- fmode
- quantize and modal filter a set of IRAF images
- gauss
- convolve a list of images with an elliptical Gaussian function
- geomap
- compute a spatial transformation function
- geotran
- geometrically transform a list of images
- gradient
- convolve a list of images with the gradient filter
- hedit
- edit or view an image header or headers
- hselect
- select a subset of images satisfying a boolean expression
- imarith
- binary image arithmetic
- imcombine
- Combine images using various algorithms
- imcopy
- copy images
- imdelete
- delete a list of images
- imdivide
- image division with zero checking and rescaling
- imexpr
- General image expression evaluator
- imgets
- get the value of an image header parameter as a string
- imheader
- list header parameters for a list of images
- imhistogram
- print or plot the histogram of an image
- imlintran
- shift, scale, rotate a list of images
- imrename
- rename one or more images
- imshift
- shift a set of images in x and y
- imslice
- slice an image into images of lower dimension
- imstack
- stack images into an image of higher dimension
- imstat
- imsum
- sum, average, or median images
- imsurfit
- fit a surface function to an image
- imtrans
- laplace
- convolve a list of images with a Laplacian filter
- lineclean
- replace deviant pixels in image lines
- listpixels
- print the pixel values for a list of images
- magnify
- interpolate two dimensional images
- median
- median filter a set of images
- minmax
- compute the minimum and maximum pixel values of an image
- mode
- modal filter a set of images
- register
- transform a list of images from one coordinate system to another
- rotate
- rotate and shift a list of images
- sections
- expand an image template
- shiftlines
- shift image lines
- tv
- xregister
- register 1 and 2D images using X-correlation techniques