EA archive

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(Created page with "{{FormatInfo |formattype=electronic |subcat=Archiving |extensions={{ext|ea}}, {{ext|pea}} |released=≤1989 }} '''EA archive''' (official name unknown) is a compressed install...")
 
 
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'''EA archive''' (official name unknown) is a compressed installer-archive format used in some Electronic Arts software.
 
'''EA archive''' (official name unknown) is a compressed installer-archive format used in some Electronic Arts software.
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== Format details ==
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Each archive member has a field for the compression method. Known methods are 0 for uncompressed, and 1 for [[LZW]]. The LZW implementation appears to be fairly typical, similar to [[Zoo]] but with a maximum code size of 12 instead of 13.
  
 
== Identification ==
 
== Identification ==

Latest revision as of 12:39, 1 September 2025

File Format
Name EA archive
Ontology
Extension(s) .ea, .pea
Released ≤1989

EA archive (official name unknown) is a compressed installer-archive format used in some Electronic Arts software.

[edit] Format details

Each archive member has a field for the compression method. Known methods are 0 for uncompressed, and 1 for LZW. The LZW implementation appears to be fairly typical, similar to Zoo but with a maximum code size of 12 instead of 13.

[edit] Identification

Files start with byte 0x1a, followed by ASCII "EA".

[edit] Sample files

  • [1] → .../*.EA
  • [2] → *.PEA
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