octave-maintainers
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: graphics-branch in CVS


From: John W. Eaton
Subject: Re: graphics-branch in CVS
Date: Tue, 6 Feb 2007 15:05:08 -0500

On  1-Feb-2007, Søren Hauberg wrote:

| Bill Denney skrev:
| > Generally, an mxnx1 matrix in the range [0 1] is considered greyscale 
| > while an mxnx3 in either the range [0 1] or [0 255] is considered RGB. 
| > An mxnx1 in the range [0 255] is considered indexed to the current 
| > colormap using the nearest integer (I'm only almost sure about the 
| > nearest integer part).
| This is true for "double" images. If a matrix is of type uint8 or uint16 
| and is MxN it will be gray-scale. I think matlab also supports int8 and 
| int16 images, but I don't know anybody who actually uses that.

Is there some information that shows up in the graphics handle
properties, or is this choice made when the data is displayed?

jwe



reply via email to

[Prev in Thread] Current Thread [Next in Thread]