PixArt file format: Difference between revisions

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PixArt          *.PIX
PixArt          *.PIX


  1 long       file ID 'PIXT'
1 long           file ID 'PIXT'
  1 word       version, $0001 or $0002
1 word           version, $0001 or $0002
  1 byte       chunky (0) or planar (1)
1 byte           chunky (0) or planar (1)
  1 byte       #bitplanes
1 byte           #bitplanes
  1 word       xres (always a multiple of 16)
1 word           xres (always a multiple of 16)
  1 word       yres
1 word           yres
  1 word       unknown
1 word           unknown
  1 word       unknown (version $0002 only)
1 word           unknown (version $0002 only)
---------
--------------
14 or 16 bytes total for header
14 or 16 bytes   total for header


3*n bytes     palette, only for bit depths 2, 4, 8.
3*n bytes       palette, only for bit depths 2, 4, 8.
???? bytes     image data, chunky or planar for bit depths 2, 4, 8
???? bytes       image data, chunky or planar for bit depths 2, 4, 8
                bit depth 16 is always chunky, Falcon RGB format (RRRRRGGGGGGBBBBB)
                bit depth 16 is always chunky, Falcon RGB format (RRRRRGGGGGGBBBBB)
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Back to [[ST Picture Formats]]
Back to [[ST Picture Formats]]

Revision as of 04:42, 1 February 2017

PixArt          *.PIX

1 long           file ID 'PIXT'
1 word           version, $0001 or $0002
1 byte           chunky (0) or planar (1)
1 byte           #bitplanes
1 word           xres (always a multiple of 16)
1 word           yres
1 word           unknown
1 word           unknown (version $0002 only)
--------------
14 or 16 bytes   total for header

3*n bytes        palette, only for bit depths 2, 4, 8.
???? bytes       image data, chunky or planar for bit depths 2, 4, 8
                 bit depth 16 is always chunky, Falcon RGB format (RRRRRGGGGGGBBBBB)

Back to ST Picture Formats