A great post from [Jake Ludington’s MediaBlab](http://www.jakeludington.com/) on [creating FLV files](http://www.jakeludington.com/mac/20060507_flash_movie_conversion_for_mac_os_x.html) using a free mac/win app called FFMpegx

If you want to host Flash movies on your own server, you need to convert them on your Mac and upload them yourself. FFMPEGX recently added support for converting most movie formats to FLV files.

The following is a tutorial to step you through the process…