Fixes: #969

Author: David Gillen

src/easeljs/display/StageGL.js

@@ -2238,7 +2238,7 @@ this.createjs = this.createjs||{};
 	 */
 	p._loadTextureImage = function (gl, image) {
 		var srcPath, texture, msg;
-		if (image instanceof Image && image.src) {
+		if ((image instanceof Image || image instanceof HTMLImageElement) && image.src) {
 			srcPath = image.src;
 		} else if (image instanceof HTMLCanvasElement) {
 			image._isCanvas = true; //canvases are already loaded and assumed unique so note that