GitHub - mikalstill/pngtools: PNG manipulation tools

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Name		Name	Last commit message	Last commit date
Latest commit History 67 Commits
.github/workflows		.github/workflows
config		config
man		man
ABOUT		ABOUT
AUTHORS		AUTHORS
COPYING		COPYING
ChangeLog		ChangeLog
INSTALL		INSTALL
Makefile.am		Makefile.am
Makefile.in		Makefile.in
NEWS		NEWS
README		README
aclocal.m4		aclocal.m4
chunks.txt		chunks.txt
config.h.in		config.h.in
configure		configure
configure.ac		configure.ac
foursamplesperpixel.png		foursamplesperpixel.png
grayscale.png		grayscale.png
inflateraster.c		inflateraster.c
input.png		input.png
makerelease		makerelease
multibytesample.png		multibytesample.png
pngchunkdesc.c		pngchunkdesc.c
pngchunks.c		pngchunks.c
pngcp.c		pngcp.c
pngcp.h		pngcp.h
pnginfo.c		pnginfo.c
pngread.c		pngread.c
pngwrite.c		pngwrite.c
sample.png		sample.png

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This code implements a series of handy PNG tools. These are:

 - pnginfo: which displays interesting information about a PNG file
     (it is modelled on tiffinfo)
 - pngchunkdesc: which decodes the "hidden" information in a PNG chunk name
 

See the file INSTALL for installation details.

This code is (c) Michael Still, and is covered by the GNU GPL version 2, which is included in the file named COPYING. The sample image is (c) Michael Still 2002.