SFD

Sofdec, abbreviated as SFD, is a video container developed by CRI Middleware and used in Persona 3 and Persona 4. It uses MPEG video and ADX audio. It was succeeded by USM, which the series uses from Persona 4 Golden onwards. In the Persona games, the video track can be either MPEG1 or MPEG2 and is always 29.97 FPS. The audio track is always 48000 Hz stereo ADX. Most Persona 3 videos are 16:10 640x368 and get letterboxed in-engine. Some are made to display in 4:3 fullscreen, which use 640x448. All videos in Persona 4 are 4:3 640x448, except for its unused copy of the Persona 3 opening.