Sound Bank
An audio container format developed by Electronic Arts and used exclusively by Burnout's PlayStation Portable releases. It uses the extension .SDT.
Layout
SDT
| Offset | Name | Type | Value | Notes |
|---|---|---|---|---|
| Header | ||||
| 0x00 | File magic | UInt32 | BNKl/0x424E4B6C |
|
| 0x04 | Version number | UInt32 | 0x05 | |
| 0x06 | Number of sounds in archive | UInt32 | ||
| 0x08 | Header size in bytes/start offset of 1st sound in archive | UInt32 | ||
| 0x0C | Archive size in bytes (minus header) | UInt32 | ||
| PT Header Array | ||||
| 0x14 | Array size in bytes | UInt32 | ||
| 0x18 | PT header offsets | PT Header*[] | ||
PT Header (WIP)
SDT contains metadata headers, each 0x20 in length, for each sound in the archive. The metadata in question consists of a given sound's sample rate, compression, start offset, etc.
| Offset | Name | Type | Value | Notes |
|---|---|---|---|---|
| 0x00 | Header ID | UInt32 | (PT/0/0/0x50540A00) |
|
| 0x18 | Audio file start offset | PS-ADPCM audio file* | Uses big-endian byte order. |