The big news for August is the inclusion of the haeberli universe subtree:
Convert from
interleave a GIF file (gifinter);
print info about a GIF image (gifstat);
draw hash lines to represent an image (hash);
compute and display the histogram of an image file (hist);
scale the hue of an image (hscale);
expand an image (iexpand);
look at one bit of an image file (imgbit);
find the maximum of two images and output 0 or 255 (imgcmp);
difference two images (imgdiff);
display slices of an image (imgtovis);
interactively correlate two images to make a panarama (ipan);
reduce an image (ireduce);
rotationally roll an image in x and y directions (iroll);
print the header information of a list of image files (istat);
an ipaste for RGB, JPEG, TIFF and GIF images (iv);
loads a colormap stored in a file (loadmap);
perform a log polar mapping of an image (logpol);
invert a log polar mapping of an image (logpolinv);
translates a screen image into an RGB image (mapimg);
make marbled paper patterns (marpap);
use 4x4 matricies to process color images (matrix);
chose pixels from the most different image (maxdev);
merge N images for lenticular display (merge);
generate an rgba image from two rgb images (mkalpha);
make a palette for a set of images (mkpal);
convert an RGB image into C, M, K, and K images (mksep);
make an input image into an array of tiles (mktiles);
make a set of thumbnail-sized images from the full-sized originals (mktnails);
correct for geometric distortions in a camera (mkwarp);
show a series of images as a movie (movie);
paste a single image from a movie file onto the screen (movpaste);
negative add two image (negadd);
remove all the black from an image (noblack);
automatically correlate a set of imgs to make a panarama (pan4pnt);
render a panarama (panrend);
a halftoning explorer (pat);
determine the percentage histogram of an image file (perhist);
interactively select 4 pnts in img & map region into a rectangular img (persub);
perform a 2D projective warp on an input image (perswarp);
convert a percentage of img diameter to a number of pixels (pertopix);
use phase correlation to align two images (phasecor);
chose a color map from an image (pickmap);
use simulated anhealing to do quantization (pquant);
make a pyramid of images (pyramid);
blend two pyramidal images using a pyramidal mat (pyrblend);
calc the diff between levels of a set of pyramid images (pyrdelta);
glue a family of pyramid images together (pyrglue);
quick quantization of rgb image (qquant);
make a random color map file (randmap);
extract a random region of size xsize ysize from an image (randsub);
replace specified colors within an image (repcolor);
signed addition of 2 images (sadd);
save the current contents (or subrange) of the colormap (savemap);
explore/view an image of any size (scope);
modifies the luminance (brightness) on an image (setlum);
show a movie of two images at some x y offset (showshift);
save a portion of the screen in an image file (snapshot);
create a soft proof of an RGB image (sproof);
create a soft proof of an RGB image (sproof3);
Convert an IRIS image
use input alpha channel to map transparency to 128,128,128 (trans128);
find the x/y translation to best align two images (transcor);
translate and rotate an image (transrot);
even out illumination in an image (unlight);
correct for pin-cusion distortion in images (unwarp);
check for "hot" video colors (vcool);
display a 3-D volume histogram of a color image (vhist);
make a movie of warped images (warp);
zoom an image so its x-size is 1280/1024 pixels (zoomx);
zoom an image so its y-size is 1024/768 pixels (zoomy);
automatically expand the contrast of an image
(autoexp);
use a B/W to interpolate between two colors
(bwto2);
blur the chroma of an image
(chromablur);
convert an eps file to gif format
(epstogif);
add noise to an image
(filmgrain);
triple an image by flipping it in x
(flip3);
convert a jpg file to .sgi format
(fromjpg);
make a transparent spacer image
(gifspace);
add a gleam to an image
(gleam);
make a hand-colored wood cut
(handcolor);
use blur factor extrapolation value to sharpen a picture
(hipass);
quantize an image in hue, saturation and value
(hsvquant);
uses hipass to increase hi and low frequencies
(intense);
resize an image of B/W line art
(linezoom);
make an image that is a spectrum of color
(makespec);
maximize the saturation of an image
(maxsat);
make a gaussian image
(mkgauss);
blur an image and then add noise to it
(noiseblur);
remove white from an image
(nowhite);
make an image look like pixel vision video
(pixelvis);
merge two images for red-green display
(rgnmerge);
make a B/W image that shows the hue, saturation or value
(showhsv);
apply soft focus and noise to an image
(softfocus);
separate an rgba image into an rgb and an alpha image
(splitalpha);
remove the alpha channel from an RGB image
(stripalpha);
make an RGB image into 3 separate .bw images
(tobands);
HEAVY DUTY LIGHT WEIGHT THUMBNAILalign1.rgb align1.jpg align1.gif
align2.rgb align2.jpg align2.gif
brick.rgb brick.jpg brick.gif
cane.rgb cane.jpg cane.gif
chris.bw chris.jpg chris.gif
cloth.rgb cloth.jpg cloth.gif
coffee.rgb coffee.jpg coffee.gif
colblue.rgb colblue.jpg colblue.gif
colwat.rgb colwat.jpg colwat.gif
crane1.rgb crane1.jpg crane1.gif
crane2.rgb crane2.jpg crane2.gif
desk.rgb desk.jpg desk.gif
devtb_env.rgb devtb_env.jpg devtb_env.gif
fishcam.rgb fishcam.jpg fishcam.gif
flw.rgb flw.jpg flw.gif
flw2.rgb flw2.jpg flw2.gif
fold.bw fold.jpg fold.gif HEAVY DUTY LIGHT WEIGHT THUMBNAIL
fute.rgb fute.jpg fute.gif
gear.bw gear.jpg gear.gif
glass.bw glass.jpg glass.gif
kanchar.bw kanchar.jpg kanchar.gif
liquid.rgb liquid.jpg liquid.gif
mat1.rgb mat1.jpg mat1.gif
match1.rgb match1.jpg match1.gif
peppers.rgb peppers.jpg peppers.gif
redgold.rgb redgold.jpg redgold.gif
rose.rgb rose.jpg rose.gif
shirt.rgb shirt.jpg shirt.gif
stool.rgb stool.jpg stool.gif
sunflower.rgb sunflower.jpg sunflower.gif
thresh.bw thresh.jpg thresh.gif
tulhand.rgb tulhand.jpg tulhand.gif
tulips.rgb tulips.jpg tulips.gif
tulwhite.rgb tulwhite.jpg tulwhite.gif HEAVY DUTY LIGHT WEIGHT THUMBNAIL