H4M

From MultimediaWiki

• Extension: h4m
• Company: Hudson / University of Tsukuba
• Website: http://www.chaos.cs.tsukuba.ac.jp/research/index.html (Japanese)

H4M is game format that uses AOT (Adaptive Orthogonalized Transform) based vector quantization image compression.

• HVQM3 is used on N64 Mario Party series games
• HVQM4 is used on some Nintendo GameCube Biohazard/Resident Evil series games