| 4 |  | This directory contains special and general purpose filters for RADIANCE | 
| 5 |  | picture files and converters to and from other image formats. | 
| 6 |  |  | 
| 7 | – | ciq.h           header file for color quantization routines | 
| 7 |  | pic.h           header file for reading and writing pictures | 
| 8 | + | ciq.h           header file for color quantization routines | 
| 9 |  | pict.h          header file defining Macintosh PICT format | 
| 10 |  | rasterfile.h    header description for Sun rasterfiles | 
| 11 | < | x11icon.h       icon for ximage program | 
| 11 | > | x11icon.h       icon for ximage (X10) program | 
| 12 |  | x11raster.h     header file for X11 routines using images | 
| 13 |  | xraster.h       header file for X10 routines using images | 
| 14 |  | aedimage.c      display program for AED 512 color graphics terminal | 
| 15 |  | biq.c           simple greyscale quantization | 
| 16 |  | ciq.c           color quantization routine | 
| 17 |  | closest.c       color quantization - find closest color | 
| 18 | – | colorscale.c    program to produce color pallets | 
| 18 |  | clrtab.c        more compact but slower replacement for ciq.c+split.c+closest.c | 
| 19 | + | colorscale.c    program to produce color pallets | 
| 20 |  | cut.c           color quantization - median cut algorithm | 
| 21 | – | falsecolor.csh  C-shell script to produce false color pictures | 
| 22 | – | getinfo.c       program to read info. header from file | 
| 21 |  | glimage.c       simple program to display image on SGI | 
| 22 |  | greyscale.c     program to produce grey test levels | 
| 23 | + | macbethcal.c    program to calibrate image conversion using Macbeth chart | 
| 24 |  | mt160r.c        program to dump pixel file to Mannesman-Tally 160 | 
| 25 | < | normpat.csh     C-shell script to normalize pictures for tiling patterns | 
| 25 | > | neuclrtab.c     neural network color quantization code | 
| 26 |  | oki20.c         program to dump pixel file to OkiMate 20 monochrome printer | 
| 27 |  | oki20c.c        program to dump pixel file to OkiMate 20 color printer | 
| 28 |  | paintjet.c      program to dump pixel file to HP PaintJet color printer | 
| 34 |  | pfilt.c         program to post-process picture file | 
| 35 |  | pflip.c         flip picture file horizontally and/or vertically | 
| 36 |  | pinterp.c       interpolate and extrapolate pictures with different views | 
| 37 | + | pmapgen.c       affine transformation for image mapping used by macbethcal | 
| 38 |  | protate.c       program to rotate picture file 90 degrees clockwise | 
| 39 |  | psign.c         produce picture from text | 
| 40 |  | psum.c          program to sum pictures | 
| 41 |  | pvalue.c        program to print pixel values | 
| 42 | + | ra_avs.c        program to convert between RADIANCE and AVS picture format | 
| 43 |  | ra_bn.c         convert between RADIANCE and barneyscan picture format | 
| 44 | + | ra_gif.c        program to convert from RADIANCE to GIF format | 
| 45 |  | ra_pict.c       convert to Macintosh PICT file | 
| 46 |  | ra_pixar.c      convert to/from PIXAR image file. | 
| 47 |  | ra_ppm.c        program to convert between RADIANCE and Poskanzer Pixmaps | 
| 59 |  | vgaimage.c      program to display pixel file on VGA or SVGA card | 
| 60 |  | x11findwind.c   function to find X11 window by name | 
| 61 |  | x11image.c      picture display driver for X11 | 
| 62 | + | x11raster.c     routines to handle images for X11 | 
| 63 | + | xdebugamb.c     program for debugging ambient files (experimental) | 
| 64 |  | ximage.c        picture display driver for X10R4 | 
| 65 |  | xraster.c       routines to handle images for X10 | 
| 66 |  | xshowtrace.c    display a picture under X11 and watch the rays get traced | 
| 67 | + | falsecolor.csh  C-shell script to produce false color pictures | 
| 68 | + | normpat.csh     C-shell script to normalize pictures for tiling patterns | 
| 69 | + | pdfblur.csh     compute views for depth of field blurring | 
| 70 | + | pmblur.csh      compute views for motion blurring | 
| 71 | + | xyzimage.csh    display images correctly for a particular monitor's primaries | 
| 72 | + | libtiff/        TIFF image library |