CD-I IFF IMAG

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== Specifications ==
 
== Specifications ==
 
* [http://www.icdia.co.uk/authoring/IFF.docs.pdf OS-9/IFF Support Library]
 
* [http://www.icdia.co.uk/authoring/IFF.docs.pdf OS-9/IFF Support Library]
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 +
<pre>
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Initial reverse engineering (sample file 0000_FORM.IFF):
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 +
500x191 4 bit indexed color
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252 byte wide lines (two padding bytes per line)
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Color Palette
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0: #B4A0A0
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1: #A09090
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2: #907878
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3: #786060
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4: #604848
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5: #482D2D
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6: #2D1010
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7: #10BF9F
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8: #5F6E5C
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9: #373B66
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A: #8F243F
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B: #59C040
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C: #406E25
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D: #254944
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E: #415400
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F: #00BC04
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First Line Offset at  0x00000066
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Second Line Offset at 0x00000162
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</pre>
  
 
== Software ==
 
== Software ==
 
* https://github.com/HoldcroftJ/os9_68k_sdk_v12/ → [https://github.com/HoldcroftJ/os9_68k_sdk_v12/blob/master/SRC/MAUI/DEMOS/LIBSRC/IFF/iff_imag.c iff_imag.c]
 
* https://github.com/HoldcroftJ/os9_68k_sdk_v12/ → [https://github.com/HoldcroftJ/os9_68k_sdk_v12/blob/master/SRC/MAUI/DEMOS/LIBSRC/IFF/iff_imag.c iff_imag.c]
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* {{Deark}} (limited support)
  
 
== Sample files ==
 
== Sample files ==
* https://telparia.com/fileFormatSamples/image/cdiIFFImage/
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* {{DexvertSamples|image/cdiIFFImage}}
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[[Category:IFF based file formats]]

Latest revision as of 02:56, 28 December 2023

File Format
Name CD-I IFF IMAG
Ontology
Released ~1989

CD-I IFF IMAG refers to a raster graphics format associated with the CD-i CD format. It was designed by a group of CD-i developers, and is not part of the CD-i standard.

It uses the IFF container format.

Contents

[edit] Identification

Files start with ASCII "FORM", and have "IMAGIHDR" at offset 8.

[edit] Specifications

Initial reverse engineering (sample file 0000_FORM.IFF):

500x191 4 bit indexed color
252 byte wide lines (two padding bytes per line)

Color Palette

0: #B4A0A0
1: #A09090
2: #907878
3: #786060
4: #604848
5: #482D2D
6: #2D1010
7: #10BF9F
8: #5F6E5C
9: #373B66
A: #8F243F
B: #59C040
C: #406E25
D: #254944
E: #415400
F: #00BC04

First Line Offset at  0x00000066
Second Line Offset at 0x00000162

[edit] Software

[edit] Sample files

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