找到UploadPostHelper.as这个类很好用 与JPGEncoder.as结合就可以实现上传编辑后图片的功能。
具体代码
var jpgURLRequest:URLRequest = new URLRequest (yourDomain+"hbupload?guid="+Math.random()); //此web url请自行修改
jpgURLRequest.contentType = 'multipart/form-data; boundary=' + UploadPostHelper.getBoundary();
jpgURLRequest.method = URLRequestMethod.POST;
var variables:URLVariables = new URLVariables();
variables.nick="andypan"
jpgURLRequest.data = UploadPostHelper.getPostData( 'image.jpg', jpgStream,"Fdata",variables );
var loader:URLLoader = new URLLoader();
loader.addEventListener(Event.COMPLETE, completejpgHandler);
loader.dataFormat = URLLoaderDataFormat.BINARY;
ok啦!