[PHP] create/edit videofiles with php

hello, i'm rather new to php, but have quite some programming experience in different langiuages. i'm working on an interactive installation that generates small movies, that are uoploaded to a server. and i want two things to happen; in one situation i need to encode the smal clips in the right

[PHP] htons function in PHP

Is there in PHP an equivalent for the 'htons()' function in C? It's for converting 16-bit values between host and network byte order. Or can somebody help me program a function which does it? Cheers, A