Extract the HSI colour planes.

 

function call:

[out_img1]=vsg('RGBToHSI',in_img1);

 

Arguments:

in_img1 - input image, 3 channel RGB, 1 channel greyscale or binary image.

 

Description:

Hue-Saturation-Intensity (HIS) colour representation from RGB colour plane.

out_img1 – an image with the same dimensions as the input image, which has been transformed into a HSI colour space. The first colour channel is the hue, second is saturation and third intensity.

 

Example:

img = imread('lake.jpg');

[out_img1]=vsg('RGBToHSI',img);