From: VanguardLH on
Greg Russell wrote:

> VanguardLH wrote ...
>
>> "Most of the features included in MPEG-4 are left to individual
>> developers to decide whether to implement them.
>
> D:\video\ > ffmpeg -formats
> FFmpeg version SVN-r21010-snapshot, Copyright (c) 2000-2010 Fabrice Bellard,
> ...

I got ffmpeg with the install of FormatFactory. I use it to do lots of
video conversions. Rather have a GUI with config options than have to
remember command-line parameters.

FormatFactory
http://www.pcfreetime.com/

I have noticed for [conversion to] some .mp4 that WMP will play it but
not RealPlayer.