GT20 Archive: Difference between revisions

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{{GRAFPageHeader}}
{{GRAFPageHeader}}
== GTO ==  
== GTO, GT20 ==  


* ''' Format Type ''':    Image <br>  
* ''' Format Type ''':    Compressed archive / Compressed image<br>  
* ''' [http://en.wikipedia.org/wiki/Endianness Endian Order] ''': Little Endian <br>
* ''' [http://en.wikipedia.org/wiki/Endianness Endian Order] ''': Little Endian <br>


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<div class="toccolours mw-collapsible" id="mw-customcollapsible-myDivision" style="width:800px; overflow:auto;">
<pre>
<pre>
// Chill PS1
// GTO/GT20 file format
// GTO file format


//header
//header
4 bytes (char) - signature // "GT20"
4 bytes (char) - signature // "GT20"
4 bytes (uint32) - uncompressed size
4 bytes (uint32) - uncompressed file size
4 bytes (uint32) - GT overlap // 3
4 bytes (uint32) - GT overlap // 3
4 bytes (uint32) - length of additional information  // usually 0
4 bytes (uint32) - length of additional information  // usually 0
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=== QuickBMS Script ===  
=== QuickBMS Script ===  


* [aluigi.altervista.org/bms/ducati_world_dc.bms ducati_world_dc.bms]
* [https://aluigi.altervista.org/bms/ducati_world_dc.bms ducati_world_dc.bms]


=== Notes and Comments ===  
=== Notes and Comments ===  


* GTO files are compressed with GT compression algorithm.
* GTO files from "Chill" are [[TIM Image|TIM images]] compressed with GT compression algorithm.


=== Games ===  
=== Games ===  
List of games using this file format:
List of games using this file format:
* Chill
* Chill (PS1) (*.GTO)
* Ducati World
* Ducati World: Racing Challenge
* Martian Gothic: Unification (PS1) (*.GT20)


=== Compatible Programs ===  
=== Compatible Programs ===  
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[[Category:Complete WIP|Chill GTO]]
[[Category:Complete WIP|Chill GTO]]
[[Category:Platform PS1|Chill GTO]]
[[Category:Platform PS1|Chill GTO]]
[[Category:CE None|Chill GTO]]
[[Category:CE Compressed|Chill GTO]]
[[Category:Format_Archive | Type: Archive]]
[[Category:Format_Image | Type: Image]]
[[Category:Format_Image | Type: Image]]
[[Category:Extension_gto | Extension: gto]]
[[Category:Extension_gto | Extension: gto]]
[[Category:Extension_gt20 | Extension: gt20]]
[[Category:GT compression]]
[[Category:File Format]]
[[Category:File Format]]

Latest revision as of 22:22, 20 July 2021

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GTO, GT20

  • Format Type : Compressed archive / Compressed image
  • Endian Order : Little Endian


Format Specifications

// GTO/GT20 file format

//header
4 bytes (char) - signature // "GT20"
4 bytes (uint32) - uncompressed file size
4 bytes (uint32) - GT overlap // 3
4 bytes (uint32) - length of additional information  // usually 0
x bytes - additional information (optional)

// data
x bytes - compressed data

MultiEx BMS Script

Not written yet.

QuickBMS Script

Notes and Comments

  • GTO files from "Chill" are TIM images compressed with GT compression algorithm.

Games

List of games using this file format:

  • Chill (PS1) (*.GTO)
  • Ducati World: Racing Challenge
  • Martian Gothic: Unification (PS1) (*.GT20)

Compatible Programs

None.