Command-line video compositing and audio mixing tools
Render is a program for creating composite BMP image sequences. These images are composited as specified in a text configuration file.
Mixer is a program for mixing film soundtracks. It accepts input files in WAV format and outputs a mixed soundtrack in WAV format. Each input channel can contain one or more audio files that are edited and mixed using a cue sheet.
Money$hot (M$) is a realtime video special effects/switcher program for people with more than one webcam. M$ uses DirectShow on WinXP/Vista as a compositing engine. M$ can capture, composite, transform (using FreeFrame, etc.), and stream.