AvsP is a text editor built for AviSynth, a video scripting language.
http://www.avisynth.nl/users/qwerpoi/index.html
Trong trang này có thể download và có một tut sử dụng avsp:
http://www.avisynth.nl/users/qwerpoi/index.html
Avspmod:
AvsPmod is a text editor built for AviSynth, a video scripting language. AvsPmod is built on the discontinued AvsP project. Requires AVISYNTH installed.
http://www.videohelp.com/tools/AvsP