[comp.graphics] array -> TIFF -> Mac

halam@ub.d.umn.edu (Haseen I. Alam) (06/05/91)

Hi All,

  I have some images in array (char) format on a Sun that I need to bring 
  down to the mac.  I used "array2ras" from the alv package to convert the
  image to a raster, then tried the following...

  1) Tried using "ras2tiff" from the TIFF software package but it never
  worked.  I just compiled the version 2.2 of the TIFF package without any
  problems but no luck with the conversion.

  2) Used "ras2pnm" and "pnmtotiff" from the pbmplus package.  I think
  pbmplus does some compression with the TIFF, so image on the Mac can not
  read it.

  3) Just downloaded a program called "color converter" for the Mac, which
  is supposed to read rasters, but did not work either.

  Now does anyone have a clue to whats happening.  A friend of mine used to
  have a copy of "ras2tiff" that used to work.  But he graduated, so I need
  a working copy of this tool.  I have access to a Sun 3 and a Sparc 2 both
  running under BSD 4.3 unix.  Any help will be greatly appreciated. 

  Thanks.

Haseen.
halam@ub.d.umn.edu
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knoll@well.sf.ca.us (John Knoll) (06/10/91)

Adobe Photoshop is able to read raw image data like that directly if you
provide with rows/cols/channels information.  You can then save the 
image in any format you like.

I belive Image has this ability also, but is limited to grayscale only.