ctx-blur

Applies a blur filter to a canvas


Keywords
imaginate, imaginator, canvas, transform, middlware, blur
License
ISC
Install
npm install ctx-blur@1.0.1

Documentation

ctx-blur

Applies a blur filter to a canvas

Build Status js-standard-style npm version Coverage Status

Usage

var transform = cBlur(options)

  • options (object) - Options for blurring:

    • radius {number} - guassian blur radius
  • returns (function) transform - A function that accepts a canvas and returns it blurred

Examples

javascript (browser)

const cBlur = require('ctx-blur')

var canvas = document.getElementById('aCanvas')

cBlur({ sigma: 2, radius: 2 })(canvas, function (err, newCanvas) {
  ...
})

Node.js

const cBlur = require('ctx-blur')

var Canvas = require('canvas')
var canvas = new Canvas()

cIdentity({ sigma: 2, radius: 2 })(canvas, function (err, newCanvas) {
  ...
})