Nintendo AST Header
Files containing PCM16 (16-bit integer) sound data. They are used in Super Mario Galaxy for the music, The Legend of Zelda: Twilight Princess, and possibly other games.
They contain a header, followed by BLCK chunks which are divided into blocks (channels).
All data in those files are big-endian, except when mentioned.
All displacements are absolute (from the beginning of the file), except when mentioned.
All sizes are in bytes, except where mentioned.
Supports 2-channels (stereo) or up to 4 channels (surround 4.0)
Files are playable in Winamp with the playback plug-in vgmstream.dll.
How to open .AST files?
Software to open .AST files
What are .AST files