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[master] Imported from libpng-1.6.3.tar

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Glenn Randers-Pehrson
2013-07-17 19:03:02 -05:00
parent a4f7ea0d11
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README
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README for libpng version 1.6.2 - April 25, 2013 (shared library 16.0)
README for libpng version 1.6.3 - July 18, 2013 (shared library 16.0)
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*.zip if you want DOS-style line endings.
Libpng comes in several distribution formats. Get libpng-*.tar.gz or
libpng-*.tar.xz or if you want UNIX-style line endings in the text files,
or lpng*.7z or lpng*.zip if you want DOS-style line endings.
Version 0.89 was the first official release of libpng. Don't let the
fact that it's the first release fool you. The libpng library has been in
@@ -77,17 +77,15 @@ compression library that is useful for more things than just PNG files.
You can use zlib as a drop-in replacement for fread() and fwrite() if
you are so inclined.
zlib should be available at the same place that libpng is, or at.
ftp://ftp.info-zip.org/pub/infozip/zlib
zlib should be available at the same place that libpng is, or at zlib.net.
You may also want a copy of the PNG specification. It is available
as an RFC, a W3C Recommendation, and an ISO/IEC Standard. You can find
these at http://www.libpng.org/pub/png/documents/
This code is currently being archived at libpng.sf.net in the
[DOWNLOAD] area, and on CompuServe, Lib 20 (PNG SUPPORT)
at GO GRAPHSUP. If you can't find it in any of those places,
e-mail me, and I'll help you find it.
[DOWNLOAD] area, and at ftp://ftp.simplesystems.org. If you can't find it
in any of those places, e-mail me, and I'll help you find it.
If you have any code changes, requests, problems, etc., please e-mail
them to me. Also, I'd appreciate any make files or project files,
@@ -123,7 +121,7 @@ and ...". If in doubt, send questions to me. I'll bounce them
to others, if necessary.
Please do not send suggestions on how to change PNG. We have
been discussing PNG for sixteen years now, and it is official and
been discussing PNG for eighteen years now, and it is official and
finished. If you have suggestions for libpng, however, I'll
gladly listen. Even if your suggestion is not used immediately,
it may be used later.
@@ -167,23 +165,25 @@ Files in this distribution:
pngwrite.c => High-level write functions
pngwtran.c => Write data transformations
pngwutil.c => Write utility functions
arm => Contains optimized code for the ARM platform
contrib => Contributions
examples => Example programs
gregbook => source code for PNG reading and writing, from
Greg Roelofs' "PNG: The Definitive Guide",
O'Reilly, 1999
msvctest => Builds and runs pngtest using a MSVC workspace
pngminus => Simple pnm2png and png2pnm programs
pngsuite => Test images
libtests => Test programs
pngminim => Minimal decoder, encoder, and progressive decoder
programs demonstrating use of pngusr.dfa
pngminus => Simple pnm2png and png2pnm programs
pngsuite => Test images
tools => Various tools
visupng => Contains a MSVC workspace for VisualPng
projects => Contains project files and workspaces for
building a DLL
cbuilder5 => Contains a Borland workspace for building
libpng and zlib
visualc6 => Contains a Microsoft Visual C++ (MSVC)
workspace for building libpng and zlib
owatcom => Contains a WATCOM project for building libpng
visualc71 => Contains a Microsoft Visual C++ (MSVC)
workspace for building libpng and zlib
xcode => Contains an Apple xcode
vstudio => Contains a Microsoft Visual C++ (MSVC)
workspace for building libpng and zlib
scripts => Directory containing scripts for building libpng:
(see scripts/README.txt for the list of scripts)