GEM Raster

From Just Solve the File Format Problem
(Difference between revisions)
Jump to: navigation, search
(PRONOM)
Line 4: Line 4:
 
|extensions={{ext|img}}
 
|extensions={{ext|img}}
 
|pronom={{PRONOM|x-fmt/159}}
 
|pronom={{PRONOM|x-fmt/159}}
 +
|released=1985
 
}}
 
}}
== Overview ==
+
'''GEM Raster''' (or '''GEM VDI Bit Image''', '''GEM Bit Image''', '''GEM Image''', '''GEM Bitmap''') is an image file format originally associated with the GEM operating environment by Digital Research. It was used by ''GEM Paint'' and ''Ventura Publisher'', and apparently was widely supported by Atari ST software.
'''GEM Raster''' (or '''GEM Bitmap''', or '''GEM Image''') is an image file format primarily associated with ''GEM Paint'' and ''Ventura Publisher'', and used mostly on Atari ST systems.
+
  
 
== Identification ==
 
== Identification ==
Line 13: Line 13:
 
== Specifications ==
 
== Specifications ==
 
* http://www.fileformat.info/format/gemraster/spec/index.htm
 
* http://www.fileformat.info/format/gemraster/spec/index.htm
 +
* [http://bitsavers.informatik.uni-stuttgart.de/pdf/digitalResearch/gem/Programmers_Toolkit/5074-2023_GEM_Virtual_Device_Interface_Reference_Guide_2.0_Jun86.pdf GEM VDI Reference Guide (v2.0)], Appendix G
 +
* [http://bitsavers.informatik.uni-stuttgart.de/pdf/digitalResearch/gem/Programmers_Toolkit/5149-2374-001_GEM3_Programmers_Toolkit_Version_3.1_Supplement_1989.pdf GEM/3 Programmer's Toolkit, Release 3.1 Supplement], sec. 9 p. 22
 +
* [http://www.seasip.info/Gem/ff_img.html Format of GEM bitmap]
  
 
== Software ==
 
== Software ==
* [http://netpbm.sourceforge.net/ Netpbm]
+
* [http://netpbm.sourceforge.net/ Netpbm]: pbmtogem, gemtopnm
  
 
== Sample files ==
 
== Sample files ==
 
* http://www.fileformat.info/format/gemraster/sample/index.htm
 
* http://www.fileformat.info/format/gemraster/sample/index.htm
  
== Resources ==
+
== See also ==
* [http://www.fileformat.info/format/gemraster/egff.htm GEM Raster File Format Summary]
+
* [[GEM VDI Metafile]]
* [http://www.seasip.info/Gem/ff_img.html Format of GEM bitmap]
+
 
 +
== Links ==
 +
* [http://www.fileformat.info/format/gemraster/egff.htm GEM Raster File Format Summary], from the Encyclopedia of Graphics File Formats

Revision as of 22:36, 13 August 2013

File Format
Name GEM Raster
Ontology
Extension(s) .img
PRONOM x-fmt/159
Released 1985

GEM Raster (or GEM VDI Bit Image, GEM Bit Image, GEM Image, GEM Bitmap) is an image file format originally associated with the GEM operating environment by Digital Research. It was used by GEM Paint and Ventura Publisher, and apparently was widely supported by Atari ST software.

Contents

Identification

Files begin with hex bytes 00 01 00 08 or 00 01 00 09.

Specifications

Software

Sample files

See also

Links

Personal tools
Namespaces

Variants
Actions
Navigation
Toolbox