New features of version 3.82(a) (April 3, 2003)
Bug fixed: small values angle error into the POLAR_CARTO command.
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 :
Re-display the true-color image:
TR R G B
Save to a 24-bits BMP file (after TR (or TRICHRO) command):
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
Return information about the pointed image. Example:
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.