DPG is a kind of video format which was wrote by Mr. Moonlight from Japan. It is exclusively applied on moonshell, an unofficial software of NDS (Nintendo Dual Screen).
Moonshell, created by Mr. Moonlight, is a multimedia player used for NDS specially. It supports MP3/OGG/NSF/GSM/MOD/SPC audio format, DPG video format, JPEG/BMP/PNG/GIF picture format, and TXT e-book format. It helps creating a multimedia platform which rivals PSP and enriching greatly the usage functions of NDS.