michael@0: /**
michael@0:  * Expects a blob. Returns an object containing the size, type.
michael@0:  */
michael@0: onmessage = function(event) {
michael@0:   var file = event.data;
michael@0: 
michael@0:   var rtnObj = new Object();
michael@0: 
michael@0:   rtnObj.size = file.size;
michael@0:   rtnObj.type = file.type;
michael@0: 
michael@0:   postMessage(rtnObj);
michael@0: };