Chdman Review

chdman createcd -i "Final Fantasy VII Disc 1.cue" -o "Final Fantasy VII Disc 1.chd" Use createcd with a GDI file.

For decades, MAME (Multiple Arcade Machine Emulator) focused on arcade PCBs. However, as the project evolved into a comprehensive emulation umbrella for computers, consoles, and arcade machines, a new problem emerged: hard drive images, CD-ROMs, and laser discs . chdman

chdman extractcd -i game.chd -o extracted.cue For hard drives: chdman createcd -i "Final Fantasy VII Disc 1

chdman copy -i old_v4.chd -o new_v5.chd -c zstd (zstd = Zstandard compression; others: lzma, flac, huffman) Assume you have a folder of BIN/CUE PS1 games. chdman extractcd -i game

Open a terminal in that folder.

chdman createhd -i input.raw -o output.chd -s source_size_in_bytes (Modern MAME often auto-detects size, but you may need -s for raw dumps.) Useful for modding or verifying:

chdman verify -i game.chd Older CHD versions (v1–v4) are less efficient than CHDv5 . Convert a v4 to v5: