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HamLab 1.1 DEMO 20 Feburary 1991
(c) Copyright 1990,1991 J. Edward Hanway
Permission is hereby granted to redistribute the demo
version of HamLab, provided that the distribution is
complete and unmodified.
There is no warranty on this program. I disclaim any
responsibility for any damages that it may cause,
direct or coincidental.
HamLab is an interactive program which converts images from various file
formats to Amiga HAM and SHAM mode pictures. The pictures can be displayed
(and panned on a "virtual screen" if necessary) and saved in IFF format.
Translation filters are provided for GIF, TIFF, Atari ST Spectrum 512, MTV,
QRT/DKBTrace, PBMPLUS, and Sun Raster files. New filters can be added
simply by adding a line to a configuration file.
HamLab uses 24-bit RGB for nearly all intermediate calculations. It has
fast scaling, cropping, and color response controls, and includes six
dithering options which significantly improve the quality of some images.
Runs under either AmigaDOS 2.0 or 1.3 + ARP. For use in tight memory
situations, the PIPE: device (included with AmigaDOS) is recommended.
For the best response time, it helps to have a lot of memory and/or a hard
disk, but HamLab has configurable options which make it usable on small
systems, too. It is possible to convert, but not display at the same time,
most 640x480 images on a 1 MEG system at full size, or to scale them to
320x400 and display them, too. (All without using disk files for temporary
storage.)
*** IMPORTANT NOTE ***
This archive is a demo version. Unlike some demos, I wanted this one to
be somewhat useful. The only "crippled" feature is that images larger than
512 pixels wide or tall will be cut off. Otherwise, all features including
save are fully implemented.
For a disk with the complete version of HamLab, the latest set of input
filters, and example filter source code, send $20.00 U.S. (plus postage
for international orders) to:
J. Edward Hanway
149 Arborwood Crescent
Rochester, NY 14615-3849
Special offer: Until July 1, 1990, you may register HamLab 1.1 for the 1.0
price of $15.00.