These are the server requirements for clipshare, a youtube clone script:
3.) FFmpeg (http://ffmpeg.mplayerhq.hu)4.) FFmpeg-PHP (http://ffmpeg-php.sourceforge.net)5.) Mplayer + Mencoder (http://www.mplayerhq.hu/design7/dload.html )6.) flv2tool (http://inlet-media.de/flvtool2)7.) LAME MP3 Encoder8.) Libogg + Libvorbis (http://www.xiph.org/downloads)
Can anyone tell me if DreamHost provides them? Thanks for any pointers.
Free PHP scripts installation service | My Blog
I don't believe Dreamhost provides any of the mentioned programs. But you may be able to compile and install these yourself. See the Dreamhost Wiki on FFmpeg and any others you require.
Web Hosting Reviews | Hot Products Directory
It's important to remember that because servers are shared CPU usage can get your account locked down. It's a hosting service, not a conversion tool.
(Just trying to help you avoid tears)