Duck TrueMotion 1

• FOURCCs: DUCK
• Company: On2 (formerly Duck)
• Patents: US #6,181,822, "Data compression apparatus and method"

Duck TrueMotion 1 is the first video codec developed by The Duck Corporation. It uses differential pulse code modulation and interframe differencing. The primary application for which Duck TrueMotion 1 was developed is gaming software, typical on PC or Sega Saturn titles.

Games Using Duck TrueMotion 1

These software titles are known to use the Duck TrueMotion 1 video codec to encode full motion video:

• The Horde (Sega Saturn)
• Sonic 3D Blast (Sega Saturn)
• Spycraft: The Great Game (DOS & Windows)
• Phantasmagoria: A Puzzle of Flesh (DOS & Windows)
• Virtua Cop 2 (Sega Saturn)
• Virtua Fighter 2 (Sega Saturn)
• Zork: Grand Inquisitor (Windows)
• Zork Nemesis: The Forbidden Lands (Windows)