This is an application to work with bitmap files which can be rendered to jepeg or png files.
Source:
http://homepage2.nifty.com/Average/mirror/arch/ground/grsrc.zip
Similar application GSV:
http://homepage2.nifty.com/Average/mirror/arch/gsv/gsv.zip
Get fuither libraries zlib.zip & minglib.zip & peglib.zip from this page:
http://hp.vector.co.jp/authors/VA016875/product.html#ground
Note:
All grograms have english descriptions to work with
-> URL: http://homepage2.nifty.com/Average/mirror/arch/ground/ground.zip
Source: OS2.org