Format

4X Movie File

Summary

Name: 4X Movie File
Identifiers: PUID: fmt/1150
Format type: Video
Description: The 4X Movie format is a proprietary video format developed by 4X Technologies, primarily used for full motion video within computer and console video games.
File extensions: 4xm, 4xa
Source: Digital Preservation Department / The National Archives

Relationships

Has priority over

Resource Interchange File Format (RIFF)

Internal signatures

4X Movie File

Note: BOF: RIFF{4}4XMVLIST{4}HEAD

Byte sequences

Min Frag Length: Absolute from BOF
Offset: 0
Max offset: 0
Byte Sequence: 52494646{4}34584D564C495354{4}48454144
Endianness: None

Changelog

Updated in V114

Release date

22 August 2023

4X Movie File: Added priority over fmt/1886. Submitted by New York Public Libraries and Preservica.
Added in V94

Release date

17 September 2018

4X Movie File: Signature developed through PRONOM Research.

4X Movie File: Full entry added.