flv文件格式的详细说明，有不同版本的flash格式，英文文档，很详细。,flv file formats in detail, there are different versions of the flash format, English documents, in great detail.

详细的讲解了flash　swf动画的文件格式．在网上找的好不容易啊． -Detailed explanation of the flash swf animation file format. Looking for hard-line ah.