OS/2 bitmap family

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|formattype=electronic
 
|formattype=electronic
 
|subcat=Graphics
 
|subcat=Graphics
|extensions={{ext|bmp}}, {{ext|pm}}, {{ext|bga}}
 
|pronom={{PRONOM|fmt/115}}, {{PRONOM|x-fmt/270}}
 
 
}}
 
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IBM [[OS/2 BMP]] (also known as '''Presentation Manager Bitmap''' or '''PM Bitmap''') is a family of raster graphics formats used on OS/2. It is closely related to [[BMP|Windows BMP]].
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By '''OS/2 bitmap family''', we refer to the following image formats:
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* [[OS/2 Bitmap Array]]
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* The OS/2-style [[BMP]] formats
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* [[OS/2 Icon]]
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* [[OS/2 Pointer]]
  
The term '''OS/2 BMP''' can refer just to the "bitmap" formats (files with a signature of "BM"), or to the family of formats that also includes specialized [[OS/2 Icon|icon]] and [[OS/2 Pointer|pointer]] formats.
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See the individual articles for more information.
  
There are two major versions of the bitmap format: '''OS/2 BMP 1.0''', and '''OS/2 BMP 2.0'''. For details, refer to [[BMP]].
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== Format details ==
 
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All files begin with a 14-byte "file header", of which the first two bytes are an ASCII signature indicating the file type.
For details about the icon format, see [[OS/2 Icon]].
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For details about the pointer format, see [[OS/2 Pointer]].
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== Format ==
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All file begin with a 14-byte "file header", of which the first two bytes are an ASCII signature indicating the file type.
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{| class="wikitable"
 
{| class="wikitable"
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! Notes
 
! Notes
 
|-
 
|-
|<code>BA</code> || Bitmap Array || BA format is a kind of container format for one or more images in the other formats (often used with CI format).
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|<code>BA</code> || Bitmap Array || Refer to [[OS/2 Bitmap Array]].
 
|-
 
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|<code>BM</code> || Bitmap || Refer to [[BMP]] for more information.
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|<code>BM</code> || Bitmap || Refer to [[BMP]] (OS/2 sections).
 
|-
 
|-
 
|<code>CI</code> || Color Icon || Refer to [[OS/2 Icon]].
 
|<code>CI</code> || Color Icon || Refer to [[OS/2 Icon]].
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== Specifications ==
 
== Specifications ==
 
* [http://www.fileformat.info/format/os2bmp/spec/902d5c253f2a43ada39c2b81034f27fd/view.htm OS/2 Presentation Manager Programming Reference Guide, Vol III]
 
* [http://www.fileformat.info/format/os2bmp/spec/902d5c253f2a43ada39c2b81034f27fd/view.htm OS/2 Presentation Manager Programming Reference Guide, Vol III]
 
== Sample files ==
 
=== BM (1.0) ===
 
* [http://samples.libav.org/image-samples/money-2-%28os2%29.bmp money-2-(os2).bmp], [http://samples.libav.org/image-samples/money-16-%28os2%29.bmp money-16-(os2).bmp], [http://samples.libav.org/image-samples/money-256-%28os2%29.bmp money-256-(os2).bmp], [http://samples.libav.org/image-samples/money-24bit-os2.bmp money-24bit-os2.bmp]
 
=== BM (2.0) ===
 
* [http://samples.libav.org/image-samples/bmp-files/test4os2v2.bmp test4os2v2.bmp]
 
  
 
== Links ==
 
== Links ==
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* [[Wikipedia:BMP file format|Wikipedia page on the BMP file format]] has some info related to OS/2
 
* [[Wikipedia:BMP file format|Wikipedia page on the BMP file format]] has some info related to OS/2
  
[[Category:IBM]]
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[[Category:OS/2]]

Latest revision as of 18:52, 15 July 2016

File Format
Name OS/2 bitmap family
Ontology

By OS/2 bitmap family, we refer to the following image formats:

See the individual articles for more information.

[edit] Format details

All files begin with a 14-byte "file header", of which the first two bytes are an ASCII signature indicating the file type.

Signature Image type Notes
BA Bitmap Array Refer to OS/2 Bitmap Array.
BM Bitmap Refer to BMP (OS/2 sections).
CI Color Icon Refer to OS/2 Icon.
CP Color Pointer Refer to OS/2 Pointer.
IC Icon Refer to OS/2 Icon.
PT Pointer Refer to OS/2 Pointer.

[edit] Specifications

[edit] Links

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