(PHP 5 < 5.3.0, PECL ming SVN)
SWFMovie::save — Saves the SWF movie in a file
$filename
[, int $compression = -1
] )此函数是实验性的。此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本函数风险自担 。
Saves the SWF movie to the specified filename.
filenameThe path to the saved SWF document.
compressionThe compression level can be a value between 0 and 9, defining the SWF compression similar to gzip compression.
This parameter is only available as of Flash MX (6).
Return the number of bytes written or FALSE on error.