最近很多童鞋发邮件索要java版本的头像图片剪裁上传功能的camera的demo，其实自己也是最近工作中需要的，上网查询了很多，感觉camera还是很不错，他是Discuz!论坛中的一个功能，很多人使用，而且功能比较强大而且使用简单，实质上就是一个flash和后台完成的数据交换，通过flash完成图片的上传校验和大小剪裁完成图片的上传，而且可以通过摄像头及时采集图像。

网上有很多版本，大多是PHP版本的，本demo是更具另一位已经提供java版本的大侠修改而来，完善了图片上传部分和生产大中小三张图片的功能。基本可以使用。有兴趣的可以直接查看这位大侠的下载-Recently a lot of children' s shoes to email to ask for the java version of Avatar crop the image upload feature the camera the demo, in fact, is the last work needs, online searching a lot, I feel that the camera is still very good, he is- Powered by Discuz! Forum function, many people to use, and more powerful features and easy to use, in essence, is a flash and the background to complete the data exchange completed the upload pictures check and the size of the cut to complete the picture upload flash, and can capture images in a timely manner through the camera. There are many online versions, most of the PHP version, the demo is more the other one has been modified from java version heroes, and improve the function of the the picture upload part and the production of medium and small three pictures. Basic can be used. Interested can directly view the Honourable heroes download