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Rev 3.04 21Feb99 Hans Dinsen-Hansen
Drastic changes of the original GIF decoder. The code can now
read LZW as well as RunLength encoded data from e.g. GNU plot.
Default disposal changed. Changes in forward declarations
inspired by the Amiga people.
Rev 3.03 02Feb99 Hans Dinsen-Hansen
Patched misleading error messages from the decoder when minimizing
GIFs from GNU plot.
Rev 3.02 01Nov98 Hans Dinsen-Hansen
Fixed an error in the loop option. Further minimizing of outfile.
Search for nearest color bottom to top, to be conformant with most
paint programs. Modifications of Makefile to be more conformant
with the requirements in news:comp.sources.unix
Rev 3.01 Sep/Oct98 Hans Dinsen-Hansen
Never published. Modifications for dealing with microSoft
problems. Filenames changed to the infamous 8+3 DOS format for
what used to be gif{en,de}code.c.
Rev 3.00 29Jul98 Hans Dinsen-Hansen
Included re-encoding of GIFs, permitting minimizing of the
resulting GIF, by outputting only the smallest differing
rectangle between two GIFs. Option for forcing the first
color map to be globally used, by choosing the nearest color,
if a local color does not exist in the global map.
Rev 2.02 09Sep97 Hans Dinsen-Hansen
Pernmitted GIF89a input; do not use the local colormap
if it is equal to the global; option for background index;
included the comment block within the GIF & option for a
user defined commentblock; fixed the disposal option.
Rev 2.01 31Aug96 Kevin Kadow
Added 'disp' options to set image disposal, fixed errors in
comment block and with the Netscape loop extension.
Rev 2.00 05Feb96 Kevin Kadow
Added transparency and gif comments.
Rev 1.10 29Jan96 Kevin Kadow
First release of whirlgif.
txtmerge:
Rev 1.01 08Jan92 Mark Podlipec
Use all colormaps, not just 1st.
Rev 1.00 23Jul91 Mark Podlipec
creation