CSNG (File Format)
The CSNG format contains MIDI data. It appears in Metroid Prime 1 and 2. It is essentially MusyX's SON music format, with a custom header.
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This file format needs a lot of research Nothing is known about this format. |
Format
Custom Header
This 0x14-byte header isn't part of the MusyX format; it appears at the start of the file. After parsing this the rest of the file is copied into a buffer and then passed to the MusyX functions.
| Offset | Size | Description |
|---|---|---|
| 0x0 | 4 | Magic; (always 0x2) |
| 0x4 | 4 | Sequence Index |
| 0x8 | 4 | Voice Count |
| 0xC | 4 | AGSC ID |
| 0x10 | 4 | File Length |
Header
| Offset | Size | Description |
|---|---|---|
| 0x0 | 4 | Voice Header Table Offset (start of MusyX SON data) |
| 0x4 | 4 | Voice Sequence Offsets Table Offset |
| 0x8 | 4 | Wave Index Table Offset |
| 0xC | 4 | Unknown; (always 0...probably another offset) |
| 0x10 | 4 | Initial BPM Rate; AKA Tempo (always 0x78 = 120 beats per minute) |
| WIP | ||