I think he wants to hook up the LD player to his Amiga.
Sounds interesting.
I know there were some arcade games that ran off of an Amiga 500-based laserdisc system. IIRC one of the games was a western-themed shooter called Mad Dog McCree?
Hmm, yes:
http://www.mameworld.net/maws/driverinfo/alg.c
Here is a page about the same system at the Dragons Lair project page:
http://www.dragons-lair-project.com/tech/pages/alg.asp
wepl - this guy has the software you're looking for (scroll to the bottom of the page) try to contact him:
http://www.dragonslairfans.com/emula...ir/emulate.htm