A Beginner's Guide to Youtube 再生回数 購入
http://johnnyludb359.cavandoragh.org/what-hollywood-can-teach-us-about-youtube-zai-sheng-hui-shu-zengyasu
It makes use of Macromedia flash communication server for its good quality audio video clip compression. You could adjust the digital camera bandwidth/compression and good quality for flash movie chat as per your