PixelPng 
Parse PNG to ImageData in cross-platform.
Installation
$ npm install pixel-png --savevar pixelPng= require('pixel-png');
console.log(pixelPng); //functionAPI
pixelPng.parse(file) -> promise.then(images)
return images is Array contains one or more ImageData.
Return the
objectinstead ofImageDataat Node.js
var file= 'https://59naga.github.io/fixtures/animated.PNG';
pixelPng.parse(file).then(function(images){
var i= 0;
console.log(images.numPlays); // 0(Infinite)
var nextImage= function(){
var imageData= images[i++];
if(imageData==null) return;
console.log(imageData);
nextImage();
}
nextImage();
});
// { width: 73, height: 73, left: 0, top: 0, delay: 1000, disposeOp: 0, blendOp: 0, data: <Uint8Array ..> }
// { width: 14, height: 24, left: 48, top: 23, delay: 900, disposeOp: 2, blendOp: 1}
// { width: 1, height: 1, left: 0, top: 0, delay: 800, disposeOp: 0, blendOp: 0}
// ...