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/* | |
* Taken from http://stackoverflow.com/questions/5867534/how-to-save-canvas-data-to-file/5971674#5971674 | |
*/ | |
var fs = require('fs'); | |
// string generated by canvas.toDataURL() | |
var img = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0" | |
+ "NAAAAKElEQVQ4jWNgYGD4Twzu6FhFFGYYNXDUwGFpIAk2E4dHDRw1cDgaCAASFOffhEIO" | |
+ "3gAAAABJRU5ErkJggg=="; | |
// strip off the data: url prefix to get just the base64-encoded bytes | |
var data = img.replace(/^data:image\/\w+;base64,/, ""); | |
var buf = new Buffer(data, 'base64'); | |
fs.writeFile('image.png', buf); |
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