So, what you want to do is stream the file to disk. The problem that most people will face is that someone is uploading a 100MB video file and your code is try

So, what you want to do is stream the file to disk. The problem that most people will face is that someone is uploading a 100MB video file and your code is trying to hold it in memory. Bad! Get it on disk, then deal with it by opening the file. In terms of a daemon, you don't need one. PHP and other languages can execute other processes. So, you want to convert that AVI to Flash? Save it to disk, then execute another process to convert it.