Open Source FLV Player w/ PHP support

http://www.osflv.com/.  This is an Open source FLV Player w/ some PHP support -- the PHP support is helpful but appears to be just a handful of functions, from the documentation page, still very helpful indeed:

Documentation :: PHP Functions

Here is the documentation for the PHP library provided with the open source FLV player. To use these PHP functions, you need to include the file flash.php, provided in the flash folder.

• embed - embeds a swf file.
• flv - embeds an flv video.
• flvheader - includes AC_RunActiveContent.js for Internet Explorer and rac.js for all other browsers.
• flvstring - returns the code to embed an flv video.
• getflvsize - returns the dimensions of an flv file as an array.