Image Processing
Read images from various file formats.
Write image from octave to various file formats
Query or set the internal variable that specifies a colon separated
list of directories in which to search for image files.
Read image information from a file.
Display the image IM, where IM can be a 2-dimensional (gray-scale
image) or a 3-dimensional (RGB image) matrix.
Display a matrix as a color image.
Display a scaled version of the matrix A as a color image.
Change the program or function used for viewing images and return the
previous values.
Convert a gray scale intensity image to an Octave indexed image.
Convert an Octave indexed image to a gray scale intensity image.
Convert and RGB image to an Octave indexed image.
Convert an indexed image to red, green, and blue color components.
Set the current colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Return a gray colormap with N entries corresponding to values from 0 to
N-1.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Create color colormap.
Return a gray colormap that maximizes the contrast in an image.
Create a color colormap.
Transform a colormap or image from the rgb space to the hsv space.
Transform a colormap or image from the hsv space to the rgb space.
Transform a colormap or image from RGB to NTSC.
Transform a colormap or image from NTSC to RGB.