Skip to content

scijs/luminance

Folders and files

NameName
Last commit message
Last commit date

Latest commit

 

History

11 Commits
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Repository files navigation

luminance

Converts an RGB image into a grayscale luminance image. This is built on the ndarray library.

Example

//Load up a test image
var lena = require("lena")

//Convert to grayscale
var grayscale_lena = require("luminance")(lena)

//Write the resulting png to stdout
require("save-pixels")(grayscale_lena, "png").pipe(process.stdout)

Which creates the following image:

Install

npm install luminance

API

var luminance = require("luminance")

luminance(img)

Returns A gray scale version of img

luminance(result, img)

Returns A gray scale version of img, the result is stored in result

luminance(red, green, blue)

Returns A gray scale image with red, green and blue channels in the given ndarrays

luminance(result, red, green, blue)

Returns A luminance image of red/green/blue with result stored in result.

Credits

(c) 2013 Mikola Lysenko. MIT License

About

Converts an RGB image to grayscale

Resources

License

Stars

Watchers

Forks

Releases

No releases published

Packages

No packages published