README.md

VGM extraction and conversion tools

Some tools to extract MIDI and 4-op FM voices from .VGM files.

Conversion tools

2 ⮣	vgm	gym	dro	s98	txt	opm	dmp	tfi	ins	y12	mid
vgm	⛔	🔲	🔲	🔲	🔲	☑️	🔲	🔲	🔲	🔲	🔲
gym	🔲	⛔	🔲	🔲	🔲	🔲	🔲	🔲	🔲	🔲	🔲
dro	🔲	🔲	⛔	🔲	🔲	🔲	🔲	🔲	🔲	🔲	🔲
s98	🔲	🔲	🔲	⛔	🔲	🔲	🔲	🔲	🔲	🔲	🔲
txt	🔲	🔲	🔲	🔲	⛔	⛔	⛔	⛔	⛔	⛔	⛔
opm	⛔	⛔	⛔	⛔	⛔	⛔	🔲	🔲	🔲	🔲	⛔
dmp	⛔	⛔	⛔	⛔	⛔	🔲	⛔	🔲	🔲	🔲	⛔
tfi	⛔	⛔	⛔	⛔	⛔	🔲	🔲	⛔	🔲	🔲	⛔
ins	⛔	⛔	⛔	⛔	⛔	🔲	🔲	🔲	⛔	🔲	⛔
y12	⛔	⛔	⛔	⛔	⛔	🔲	🔲	🔲	🔲	⛔	⛔
mid	⛔	⛔	⛔	⛔	⛔	⛔	⛔	⛔	⛔	⛔	⛔

Legend:

• ⛔ Not applicable
• ☑️ Implemented
• 🔲 Unimplemented

vgm2opm

Similar to Shiru's vgm2opm, it extracts 4-op FM voices from vgm files. Unlike Shiru's vgm2opm, it supports more chips, such as the OPN* series and OPM, and limited support for OPL*. It uses roughly the same algorithm to compact duplicate voices.

Resources:

• vgm2pre
• S98