C'est le readme que je ne comprends pas trop
README:
1. Put BlockMidi.java, mod_MidiBlock.java, and TileEntityMidi.java from the "deobf src" folder into the same folder as the rest of your MCP-decompiled sources.
2. Recompile.
3. Put test.mid and the "midiblock" folder into your root .minecraft older (or "jars" folder if using MCP directly).
4. Use and edit as you see fit.
Que sont les "MCP-decompiled sources et que veut dire "Recompile" ?
Merci