不错的网站

Flash知识教学贴
http://wiki.9ria.com/FlashBuilder_%E5%92%8C_PureMVC

Adobe在线帮助

http://help.adobe.com/zh_CN/FlashPlatform/reference/actionscript/3/flash/media/H264VideoStreamSettings.html

垃圾回收

http://wenku.baidu.com/view/f90f986cb84ae45c3b358c1e.html