Sound Bank: Difference between revisions

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= Layout =

== SDT ==

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! Details

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| <tt>0x00 || <tt>0x04 || UInt32 || File magic (<tt>BNKl</tt>/<tt>0x424E4B6C</tt>) ||

| <tt>0x00 || <tt>0x04 || UInt32 || File magic (<code>BNKl</code>/<code>0x424E4B6C</code>) ||

|-

| <tt>~~0x08~~ || <tt>~~0x04~~ || UInt32 || ~~Header size in~~ ~~bytes~~ ||

| <tt>0x04 || <tt>0x01 || UInt32 || Version number ||

|-

| <tt>0x06 || <tt>0x01 || UInt32 || Number of sounds in archive ||

|-

| <tt>0x08 || <tt>0x04 || UInt32 || Header size in bytes/start offset of<br>1st sound in archive ||

|-

| <tt>0x0C || <tt>0x04 || UInt32 || Archive size in bytes (minus header) ||

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| <tt>0x14 || <tt>0x04 || UInt32 || ~~Metadata~~ pointer table size in bytes || The ~~pointer~~ table itself also starts at this offset.

| <tt>0x14 || <tt>0x04 || UInt32 || PT headers pointer table size in bytes || The table itself also starts at this offset.

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|}

== PT Header (WIP) ==

SDT contains metadata headers, each <tt>0x20</tt> in length, for each sound in the archive. The metadata in question consists of a given sound's sample rate, compression, start offset, etc.

{|class="wikitable"

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! Offset

! Length

! Type

! Description

! Details

|-

| <tt>0x00 || <tt>0x04 || UInt32 || Header ID (<code>PT/0/0</code>/<code>0x50540A00</code>) ||

|-

| <tt>~~0x14</tt> + (pointer table size)~~ || ~~Variable~~ || UInt32 || Audio ~~metadata~~ ~~and offsets~~ || ~~Audio offsets are stored in~~ big-endian.

| <tt>0x18 || <tt>0x04 || UInt32 || Audio start offset || Uses big-endian byte order.

|}