New features of version 3.82(a) (April 3, 2003)

Bug fixed: small values angle error into the POLAR_CARTO command.

New commands

LOADCAM [NAME] [R] [G] [B]
Import digital photographic camera RAW format, extract the layer R, G and B (16-bits for each color planes) and display the true colors image. Support for CANON, NIKON, MINOLTA, OLYMPUS, CoolPix950/995.... raw image. It is important to precise the extension of the file name. For example for Canon raw image (extension .CRW) :

LOADCAM DSCN2045.CRW  R   G  B

For Nikon raw image (extension .NEF) :

LOADCAM DSCN1150.NEF  RED  GREEN  BLEUE

For a Minolta (Dimage7 for example), use .MRW extension, and so on.

You can examine the three colors component individually :

LOAD R
LOAD G
LOAD B

Re-display the true-color image:

TR R G B

Save to a 24-bits BMP file (after TR (or TRICHRO) command):

SAVEBMP MY_IMAGE

LOADCAMBW [NAME]
Import a RAW image and convert to a black & white 16-bits image (mean of the RGB layers).

LOADCANON [NAME] [R] [G] [B]
Direct importation of Canon .CRW RAW format (D60, EOS-10D, 300, PowerShot G3, ...). It is not necessary to precise the extension of the RAW file. Example:

LOADCANON DSCN2045  R   G  B

LOADNIKON [NAME] [R] [G] [B]
Direct importation of Nikon .NEF RAW format. It is not necessary to precise the extension of the RAW file. Example:

LOADNIKON DSCN1150  R   G  B

IDENTIFY [NAME]
Return information about the pointed image. Example:

IDENTIFY  DSCN2045.CRW
 
LOADCFA [NAME]
Import and display the CFA image (see below). Example:

LOADCFA DSCN2045.CRW  R   G  B

See the Dave Coffin's page for the origin of the code used.
Click here for download a try image TEST.CRW (6,5 Mb). Origin: Martial Figenwald.
See also the very fine converter/viewer software XnView at http://www.xnview.com/ 

CFA image (Color Filter Array) of a raw Canon file,
a pattern of red, green and bleue pixels (Bayer pattern). Pixel pitch of 7.4 microns


The R layer (after LOAD R for example).

The G layer.

The B layer.

The true-color image.

The full-frame image (Canon 10D).

 FB1, FB2, FB3
Set of functions for a low-pass filtering of the in memory image. The effect is increasing from FB1 to FB3.

FH1, FH2, FH3
Set of functions for a high-pass filtering of the in memory image. The effect is increasing from FH1 to FH3.