		PICTURE FILTERS AND TRANSLATORS
		SCCSid "@(#)README 2.8 10/22/96 LBL"

This directory contains special and general purpose filters for RADIANCE
picture files and converters to and from other image formats.

pcond.h		header file for picture conditioning program pcond
pic.h		header file for reading and writing pictures
pict.h		header file defining Macintosh PICT format
rasterfile.h	header description for Sun rasterfiles
x11raster.h	header file for X11 routines using images
aedimage.c	display program for AED 512 color graphics terminal
clrtab.c	median-cut color quantization routines for 8-bit output
macbethcal.c	program to calibrate image conversion using Macbeth chart
neuclrtab.c	neural network color quantization code
pcomb.c		combine picture files according to calcomp functions
pcompos.c	program to composite pictures
pcond.c		condition Radiance picture for display/output
pcond2.c	pcond input and output conditioning routines for pcond.
pcond3.c	pcond routines for computing and applying brightness mapping.
pcond4.c	pcond routines for veiling glare and loss of acuity.
pextrem.c	program to find min and max values in picture
pf2.c		routines used by pfilt
pf3.c		routines for gaussian and box filtering
pfilt.c		program to post-process picture file
pflip.c		flip picture file horizontally and/or vertically
pinterp.c	interpolate and extrapolate pictures with different views
pmapgen.c	affine transformation for image mapping used by macbethcal
protate.c	program to rotate picture file 90 degrees clockwise
psign.c		produce picture from text
pvalue.c	program to print pixel values
ra_gif.c	program to convert from RADIANCE to GIF format
ra_pict.c	convert to Macintosh PICT file
ra_ppm.c	program to convert between RADIANCE and Poskanzer Pixmaps
ra_ps.c		program to convert to greyscale PostScript file
ra_rgbe.c	program to convert from RADIANCE RLE to flat format
ra_skel.c	skeletal converter between RADIANCE and generic 24-bit format
ra_t16.c	program to convert between RADIANCE and Targa 15+ bit formats
ra_t8.c		program to convert between RADIANCE and Targa 8 bit format
ra_tiff.c	program to convert between RADIANCE and 24-bit TIFF files
ttyimage.c	program to dump pixel file to dumb terminal
vgaimage.c	program to display pixel file on VGA or SVGA card
x11findwind.c	function to find X11 window by name
x11image.c	picture display driver for X11
x11raster.c	routines to handle images for X11
xshowtrace.c	display a picture under X11 and watch the rays get traced
falsecolor.csh 	C-shell script to produce false color pictures
normpat.csh	C-shell script to normalize pictures for tiling patterns
pdfblur.csh	compute views for depth of field blurring
pgblur.csh	Gaussian blur function
pmblur.csh	compute views for motion blurring
pmdblur.csh	compute views for combined motion and depth-of-field blurring
ran2tiff.csh	expose and convert animation frames using pcond and ra_tiff
xyzimage.csh	display images correctly for a particular monitor's primaries
tiff/		TIFF image library
