An option to scale unfiltered would be nice. This would be good because when you scale up with bi-liner or bi-cubic the edges of the file get feathered instead of staying sharp.
Develop games in your browser. Powerful, performant & highly capable.
Canvas 2D does not support this. However, if you make sure WebGL is enabled, you can switch between Point and Linear. Unfortunately IE9 doesn't support WebGL so you're stuck with linear.