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Decode Sega CD SWSH.DAT (AN/XA container) #295

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opened 2026-07-23 20:52:08 +02:00 by jqueuniet · 0 comments
jqueuniet commented 2026-07-23 20:52:08 +02:00
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SWSH.DAT (372,112 bytes) opens with AN\x00\x08 magic and an XA sub-type tag at bytes 14..15 (Sega CD XA-ADPCM). Data begins at sector-aligned offset 32768 (16 x 2048-byte sectors). Almost certainly the FTL "Swoosh" logo bumper in XA-ADPCM. Container format and codec undecoded.

`SWSH.DAT` (372,112 bytes) opens with `AN\x00\x08` magic and an `XA` sub-type tag at bytes 14..15 (Sega CD XA-ADPCM). Data begins at sector-aligned offset 32768 (16 x 2048-byte sectors). Almost certainly the FTL "Swoosh" logo bumper in XA-ADPCM. Container format and codec undecoded.
jqueuniet added this to the dm2-tools project 2026-07-23 21:43:33 +02:00
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CI, cargo-deny, crates.io release

  
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dm2-cli

  
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documentation

  
area/dungeon
dungeon.dat / dm2-dungeon

  
area/ftl
.FTL modules / dm2-ftl

  
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graphics.dat / dm2-graphics

  
area/gui
dm2-gui (egui) surfaces

  
area/music
music / dm2-music

  
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savegames / dm2-saves

  
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tooling/, build, fuzz, oracles

  
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Amiga

  
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FM-Towns

  
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Sega CD / Mega CD

  
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jqueuniet/dm2-tools#295
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