README for libpng version 1.2.49 - March 29, 2012 (shared library 12.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.
Libpng comes in several distribution formats. Get libpng-*.tar.gz,
libpng-*.tar.xz, or libpng-*.tar.bz2 if you want UNIX-style line
endings in the text files, or lpng*.7z or lpng*.zip if you want DOS-style
line en
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PNG(5) PNG(5)
NAME
png - Portable Network Graphics (PNG) format
DESCRIPTION
PNG (Portable Network Graphics) is an extensible file format
for the lossless, portable, well-compressed storage of raster
images. PNG provides a patent-free replacement for GIF and
can also replace many common uses of TIFF
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#if 0
CHANGES - changes for libpng
version 0.2
added reader into png.h
fixed small problems in stub file
version 0.3
added pull reader
split up pngwrite.c to several files
added pnglib.txt
added example.c
cleaned up writer, adding a few new transformations
fixed some bugs in writer
interfaced with zlib 0.5
added K&R support
added check for 64 KB blocks for 16 bit machines
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