Lotus Manuscript graphics

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|released=~1986
 
|released=~1986
 
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''Lotus Manuscript'' was a word processor for MS-DOS. It apparently had a native '''.BIT''' raster(?) graphics format.
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''Lotus Manuscript'' was a word processor for DOS. It apparently had native '''.BIT''' and '''.RLE''' raster graphics formats.
  
== Identification ==
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== File structure ==
.BIT files possibly begin with "{{magic|BH}}".
+
''This section is based on educated guesswork, from observing the behavior of ART2WP and TGL+.''
 +
 
 +
Files have a 9-byte header. Byte order is little-endian.
 +
 
 +
Offset  Size  Description
 +
------  ----  -----------
 +
0      1    ASCII 'B' for BIT format, 'R' for RLE
 +
1      2    Dots per inch (don't know if x or y)
 +
3      2    Dots per inch
 +
5      2    Height in pixels
 +
7      2    Width in bytes. Multiply by 8 to get width in pixels.
 +
9      var.  Image data
 +
 
 +
The RLE compression format is undetermined.
  
 
== Software ==
 
== Software ==
 +
* {{CdTextfiles|microhaus/mhblackbox3/GRPHUTIL/TGLPLUS.ZIP|The Graphics Link Plus v2.00a}} - DOS utility that can read and write BIT format
 +
* {{CdTextfiles|psl/pslmonthly25/words/dos/gr_tools/art2wp.com|ART2WP v1.7}} - DOS utility that can write BIT and RLE formats
 +
* {{CdTextfiles|californiacollect/his029/art2wp21.zip|ART2WP v2.1}} (RLE support seems broken in this version)
 
* [http://www.pixedit.com/ PixEdit/PixView] - Commercial software that [http://www.pixedit.com/media/6527/scanned-document-and-image-file-formats.pdf claims to read] .BIT format
 
* [http://www.pixedit.com/ PixEdit/PixView] - Commercial software that [http://www.pixedit.com/media/6527/scanned-document-and-image-file-formats.pdf claims to read] .BIT format
* [http://cd.textfiles.com/californiacollect/his029/art2wp21.zip ART2WP] - An MS-DOS utility that can write .BIT files
 
  
 
== Links ==
 
== Links ==

Revision as of 17:43, 17 March 2022

File Format
Name Lotus Manuscript graphics
Ontology
Extension(s) .bit, .rle
Released ~1986

Lotus Manuscript was a word processor for DOS. It apparently had native .BIT and .RLE raster graphics formats.

File structure

This section is based on educated guesswork, from observing the behavior of ART2WP and TGL+.

Files have a 9-byte header. Byte order is little-endian.

Offset  Size  Description
------  ----  -----------
0       1     ASCII 'B' for BIT format, 'R' for RLE
1       2     Dots per inch (don't know if x or y)
3       2     Dots per inch
5       2     Height in pixels
7       2     Width in bytes. Multiply by 8 to get width in pixels.
9       var.  Image data

The RLE compression format is undetermined.

Software

Links

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