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[libpng14] Imported from libpng-1.4.13.tar

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Glenn Randers-Pehrson 2014-02-05 22:17:01 -06:00
parent 7d26076ad7
commit 2f87c9b517
32 changed files with 104 additions and 116 deletions
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43
ANNOUNCE
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@ -1,67 +1,44 @@
Libpng 1.4.13rc02 - January 30, 2014 Libpng 1.4.13 - February 6, 2014
This is not intended to be a public release. It will be replaced This is a public release of libpng, intended for use in production codes.
within a few weeks by a public version or by another test version.
Files available for download: Files available for download:
Source files with LF line endings (for Unix/Linux) and with a Source files with LF line endings (for Unix/Linux) and with a
"configure" script "configure" script
1.4.13rc02.tar.xz (LZMA-compressed, recommended) libpng-1.4.13.tar.xz (LZMA-compressed, recommended)
1.4.13rc02.tar.gz libpng-1.4.13.tar.gz
1.4.13rc02.tar.bz2 libpng-1.4.13.tar.bz2
Source files with CRLF line endings (for Windows), without the Source files with CRLF line endings (for Windows), without the
"configure" script "configure" script
lp1413r02.7z (LZMA-compressed, recommended) lpng1413.7z (LZMA-compressed, recommended)
lp1413r02.zip lpng1413.zip
Other information: Other information:
1.4.13rc02-README.txt libpng-1.4.13-README.txt
1.4.13rc02-LICENSE.txt libpng-1.4.13-LICENSE.txt
Changes since the last public release (1.4.11): Changes since the last public release (1.4.12):
version 1.4.12 [July 10, 2012]
Added two images to contrib/pngsuite (1-bit and 2-bit transparent grayscale),
and renamed three whose names were inconsistent with those in
pngsuite/README.txt.
Changed "a+w" to "u+w" in Makefile.in to fix CVE-2012-3386.
version 1.4.13beta01 [January 1, 2013]
Do not compile PNG_DEPRECATED, PNG_ALLOC and PNG_PRIVATE when __GNUC__ < 3. Do not compile PNG_DEPRECATED, PNG_ALLOC and PNG_PRIVATE when __GNUC__ < 3.
Removed references to png_zalloc() and png_zfree() from the manual. Removed references to png_zalloc() and png_zfree() from the manual.
Ignore, with a warning, out-of-range value of num_trans in png_set_tRNS(). Ignore, with a warning, out-of-range value of num_trans in png_set_tRNS().
version 1.4.13beta02 [January 22, 2013]
Replaced AM_CONFIG_HEADER(config.h) with AC_CONFIG_HEADERS([config.h]) Replaced AM_CONFIG_HEADER(config.h) with AC_CONFIG_HEADERS([config.h])
in configure.ac in configure.ac
Changed default value of PNG_USER_CACHE_MAX from 0 to 32767 in pngconf.h. Changed default value of PNG_USER_CACHE_MAX from 0 to 32767 in pngconf.h.
version 1.4.13beta03 [June 18, 2013]
Avoid a possible memory leak in contrib/gregbook/readpng.c Avoid a possible memory leak in contrib/gregbook/readpng.c
Removed a redundant test from png_set_IHDR(). Removed a redundant test from png_set_IHDR().
Revised libpng.3 so that "doclifter" can process it. Revised libpng.3 so that "doclifter" can process it.
version 1.4.13beta04 [January 1, 2014]
Changed '"%s"m' to '"%s" m' in png_debug macros to improve portability Changed '"%s"m' to '"%s" m' in png_debug macros to improve portability
among compilers. among compilers.
version 1.4.13beta05 [January 10, 2014]
Rebuilt the configure scripts with autoconf-2.69 and automake-1.14.1 Rebuilt the configure scripts with autoconf-2.69 and automake-1.14.1
Removed potentially misleading warning from png_check_IHDR(). Removed potentially misleading warning from png_check_IHDR().
version 1.4.13beta06 [January 22, 2014]
Quiet set-but-not-used warnings in pngset.c Quiet set-but-not-used warnings in pngset.c
version 1.4.13rc01 [January 28, 2014]
No changes.
version 1.4.13rc02 [January 30, 2014]
Quiet an uninitialized memory warning from VC2013 in png_get_png(). Quiet an uninitialized memory warning from VC2013 in png_get_png().
Send comments/corrections/commendations to glennrp at users.sourceforge.net Send comments/corrections/commendations to glennrp at users.sourceforge.net

3
CHANGES
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@ -2906,6 +2906,9 @@ version 1.4.13rc01 [January 28, 2014]
version 1.4.13rc02 [January 30, 2014] version 1.4.13rc02 [January 30, 2014]
Quiet an uninitialized memory warning from VC2013 in png_get_png(). Quiet an uninitialized memory warning from VC2013 in png_get_png().
version 1.4.13 [February 6, 2014]
No changes.
Send comments/corrections/commendations to glennrp at users.sourceforge.net Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit or to png-mng-implement at lists.sf.net (subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement). https://lists.sourceforge.net/lists/listinfo/png-mng-implement).

4
CMakeLists.txt
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@ -25,7 +25,7 @@ endif()
project(libpng C) project(libpng C)
enable_testing() enable_testing()
# Copyright (C) 2007-2010 Glenn Randers-Pehrson # Copyright (C) 2007-2012 Glenn Randers-Pehrson
# This code is released under the libpng license. # This code is released under the libpng license.
# For conditions of distribution and use, see the disclaimer # For conditions of distribution and use, see the disclaimer
@ -255,7 +255,7 @@ install(CODE ${PNG_CONFIG_INSTALL_CODE})
# SET UP LINKS # SET UP LINKS
if(PNG_SHARED) if(PNG_SHARED)
set_target_properties(${PNG_LIB_NAME} PROPERTIES set_target_properties(${PNG_LIB_NAME} PROPERTIES
# VERSION 14.${PNGLIB_RELEASE}.1.4.13rc02 # VERSION 14.${PNGLIB_RELEASE}.1.4.13
VERSION 14.${PNGLIB_RELEASE}.0 VERSION 14.${PNGLIB_RELEASE}.0
SOVERSION 14 SOVERSION 14
CLEAN_DIRECT_OUTPUT 1) CLEAN_DIRECT_OUTPUT 1)

4
INSTALL
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@ -1,5 +1,5 @@
Installing libpng version 1.4.13rc02 - January 30, 2014 Installing libpng version 1.4.13 - February 6, 2014
On Unix/Linux and similar systems, you can simply type On Unix/Linux and similar systems, you can simply type
@ -46,7 +46,7 @@ to have access to the zlib.h and zconf.h include files that
correspond to the version of zlib that's installed. correspond to the version of zlib that's installed.
You can rename the directories that you downloaded (they You can rename the directories that you downloaded (they
might be called "libpng-1.4.13rc02" or "libpng14" and "zlib-1.2.3" might be called "libpng-1.4.13" or "libpng14" and "zlib-1.2.3"
or "zlib123") so that you have directories called "zlib" and "libpng". or "zlib123") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this: Your directory structure should look like this:

4
LICENSE
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@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.4.13rc02, January 30, 2014, are libpng versions 1.2.6, August 15, 2004, through 1.4.13, February 6, 2014, are
Copyright (c) 2004, 2006-2014 Glenn Randers-Pehrson, and are Copyright (c) 2004, 2006-2014 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5 distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors with the following individual added to the list of Contributing Authors
@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
January 30, 2014 February 6, 2014

2
Makefile.am
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@ -79,7 +79,7 @@ EXTRA_DIST= \
${srcdir}/contrib/pngsuite/* \ ${srcdir}/contrib/pngsuite/* \
${srcdir}/contrib/visupng/* \ ${srcdir}/contrib/visupng/* \
$(TESTS) \ $(TESTS) \
example.c libpng-1.4.13rc02.txt example.c libpng-1.4.13.txt
CLEANFILES= pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \ CLEANFILES= pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
libpng.sym libpng.sym

2
Makefile.in
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@ -616,7 +616,7 @@ EXTRA_DIST = \
${srcdir}/contrib/pngsuite/* \ ${srcdir}/contrib/pngsuite/* \
${srcdir}/contrib/visupng/* \ ${srcdir}/contrib/visupng/* \
$(TESTS) \ $(TESTS) \
example.c libpng-1.4.13rc02.txt example.c libpng-1.4.13.txt
CLEANFILES = pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \ CLEANFILES = pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
libpng.sym libpng.sym

12
README
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@ -1,4 +1,4 @@
README for libpng version 1.4.13rc02 - January 30, 2014 (shared library 14.0) README for libpng version 1.4.13 - February 6, 2014 (shared library 14.0)
See the note about version numbers near the top of png.h See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng. See INSTALL for instructions on how to install libpng.
@ -187,9 +187,9 @@ Files in this distribution:
makefile.std => Generic UNIX makefile (cc, creates static makefile.std => Generic UNIX makefile (cc, creates static
libpng.a) libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning, makefile.elf => Linux/ELF makefile symbol versioning,
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.linux => Linux/ELF makefile makefile.linux => Linux/ELF makefile
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.gcc => Generic makefile (gcc, creates static libpng.a) makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with makefile.knr => Archaic UNIX Makefile that converts files with
ansi2knr (Requires ansi2knr.c from ansi2knr (Requires ansi2knr.c from
@ -211,12 +211,12 @@ Files in this distribution:
makefile.openbsd => OpenBSD makefile makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX (cc, creates static lib) makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
makefile.sggcc => Silicon Graphics makefile.sggcc => Silicon Graphics
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.sunos => Sun makefile makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.so9 => Solaris 9 makefile makefile.so9 => Solaris 9 makefile
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.32sunu => Sun Ultra 32-bit makefile makefile.32sunu => Sun Ultra 32-bit makefile
makefile.64sunu => Sun Ultra 64-bit makefile makefile.64sunu => Sun Ultra 64-bit makefile
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc

22
configure vendored
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@ -1,6 +1,6 @@
#! /bin/sh #! /bin/sh
# Guess values for system-dependent variables and create Makefiles. # Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.69 for libpng 1.4.13rc02. # Generated by GNU Autoconf 2.69 for libpng 1.4.13.
# #
# Report bugs to <png-mng-implement@lists.sourceforge.net>. # Report bugs to <png-mng-implement@lists.sourceforge.net>.
# #
@ -590,8 +590,8 @@ MAKEFLAGS=
# Identity of this package. # Identity of this package.
PACKAGE_NAME='libpng' PACKAGE_NAME='libpng'
PACKAGE_TARNAME='libpng' PACKAGE_TARNAME='libpng'
PACKAGE_VERSION='1.4.13rc02' PACKAGE_VERSION='1.4.13'
PACKAGE_STRING='libpng 1.4.13rc02' PACKAGE_STRING='libpng 1.4.13'
PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net' PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
PACKAGE_URL='' PACKAGE_URL=''
@ -1330,7 +1330,7 @@ if test "$ac_init_help" = "long"; then
# Omit some internal or obsolete options to make the list less imposing. # Omit some internal or obsolete options to make the list less imposing.
# This message is too long to be a string in the A/UX 3.1 sh. # This message is too long to be a string in the A/UX 3.1 sh.
cat <<_ACEOF cat <<_ACEOF
\`configure' configures libpng 1.4.13rc02 to adapt to many kinds of systems. \`configure' configures libpng 1.4.13 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]... Usage: $0 [OPTION]... [VAR=VALUE]...
@ -1400,7 +1400,7 @@ fi
if test -n "$ac_init_help"; then if test -n "$ac_init_help"; then
case $ac_init_help in case $ac_init_help in
short | recursive ) echo "Configuration of libpng 1.4.13rc02:";; short | recursive ) echo "Configuration of libpng 1.4.13:";;
esac esac
cat <<\_ACEOF cat <<\_ACEOF
@ -1512,7 +1512,7 @@ fi
test -n "$ac_init_help" && exit $ac_status test -n "$ac_init_help" && exit $ac_status
if $ac_init_version; then if $ac_init_version; then
cat <<\_ACEOF cat <<\_ACEOF
libpng configure 1.4.13rc02 libpng configure 1.4.13
generated by GNU Autoconf 2.69 generated by GNU Autoconf 2.69
Copyright (C) 2012 Free Software Foundation, Inc. Copyright (C) 2012 Free Software Foundation, Inc.
@ -1935,7 +1935,7 @@ cat >config.log <<_ACEOF
This file contains any messages produced by compilers while This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake. running configure, to aid debugging if configure makes a mistake.
It was created by libpng $as_me 1.4.13rc02, which was It was created by libpng $as_me 1.4.13, which was
generated by GNU Autoconf 2.69. Invocation command line was generated by GNU Autoconf 2.69. Invocation command line was
$ $0 $@ $ $0 $@
@ -2798,7 +2798,7 @@ fi
# Define the identity of the package. # Define the identity of the package.
PACKAGE='libpng' PACKAGE='libpng'
VERSION='1.4.13rc02' VERSION='1.4.13'
cat >>confdefs.h <<_ACEOF cat >>confdefs.h <<_ACEOF
@ -2914,7 +2914,7 @@ fi
PNGLIB_VERSION=1.4.13rc02 PNGLIB_VERSION=1.4.13
PNGLIB_MAJOR=1 PNGLIB_MAJOR=1
PNGLIB_MINOR=4 PNGLIB_MINOR=4
PNGLIB_RELEASE=13 PNGLIB_RELEASE=13
@ -13119,7 +13119,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
# report actual input values of CONFIG_FILES etc. instead of their # report actual input values of CONFIG_FILES etc. instead of their
# values after options handling. # values after options handling.
ac_log=" ac_log="
This file was extended by libpng $as_me 1.4.13rc02, which was This file was extended by libpng $as_me 1.4.13, which was
generated by GNU Autoconf 2.69. Invocation command line was generated by GNU Autoconf 2.69. Invocation command line was
CONFIG_FILES = $CONFIG_FILES CONFIG_FILES = $CONFIG_FILES
@ -13185,7 +13185,7 @@ _ACEOF
cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
ac_cs_version="\\ ac_cs_version="\\
libpng config.status 1.4.13rc02 libpng config.status 1.4.13
configured by $0, generated by GNU Autoconf 2.69, configured by $0, generated by GNU Autoconf 2.69,
with options \\"\$ac_cs_config\\" with options \\"\$ac_cs_config\\"

4
configure.ac
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@ -16,14 +16,14 @@ dnl should not be necessary to regenerate configure if the time
dnl stamps are correct dnl stamps are correct
AC_PREREQ(2.59) AC_PREREQ(2.59)
AC_INIT([libpng], [1.4.13rc02], [png-mng-implement@lists.sourceforge.net]) AC_INIT([libpng], [1.4.13], [png-mng-implement@lists.sourceforge.net])
AM_INIT_AUTOMAKE AM_INIT_AUTOMAKE
dnl stop configure from automagically running automake dnl stop configure from automagically running automake
AM_MAINTAINER_MODE AM_MAINTAINER_MODE
dnl Version number stuff here: dnl Version number stuff here:
PNGLIB_VERSION=1.4.13rc02 PNGLIB_VERSION=1.4.13
PNGLIB_MAJOR=1 PNGLIB_MAJOR=1
PNGLIB_MINOR=4 PNGLIB_MINOR=4
PNGLIB_RELEASE=13 PNGLIB_RELEASE=13

17
libpng-1.4.13rc02.txt → libpng-1.4.13.txt
View File

@ -1,9 +1,9 @@
libpng.txt - A description on how to use and modify libpng libpng.txt - A description on how to use and modify libpng
libpng version 1.4.13rc02 - January 30, 2014 libpng version 1.4.13 - February 6, 2014
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2013 Glenn Randers-Pehrson Copyright (c) 1998-2014 Glenn Randers-Pehrson
This document is released under the libpng license. This document is released under the libpng license.
For conditions of distribution and use, see the disclaimer For conditions of distribution and use, see the disclaimer
@ -11,9 +11,9 @@ libpng.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.4.13rc02 - January 30, 2014 libpng versions 0.97, January 1998, through 1.4.13 - February 6, 2014
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2014 Glenn Randers-Pehrson
libpng 1.0 beta 6 version 0.96 May 28, 1997 libpng 1.0 beta 6 version 0.96 May 28, 1997
Updated and distributed by Andreas Dilger Updated and distributed by Andreas Dilger
@ -906,7 +906,7 @@ things.
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
added. It expands the sample depth without changing tRNS to alpha. added. It expands the sample depth without changing tRNS to alpha.
As of libpng version 1.4.13rc02, not all possible expansions are supported. As of libpng version 1.4.13, not all possible expansions are supported.
In the following table, the 01 means grayscale with depth<8, 31 means In the following table, the 01 means grayscale with depth<8, 31 means
indexed with depth<8, other numerals represent the color type, "T" means indexed with depth<8, other numerals represent the color type, "T" means
@ -2955,6 +2955,9 @@ png_set_error_fn(), which is essentially the same function, but with a new
name to force compilation errors with applications that try to use the old name to force compilation errors with applications that try to use the old
method. method.
Support for the sCAL, iCCP, iTXt, and sPLT chunks was added at libpng-1.0.6;
however, iTXt support was not enabled by default.
Starting with version 1.0.7, you can find out which version of the library Starting with version 1.0.7, you can find out which version of the library
you are using at run-time: you are using at run-time:
@ -3312,13 +3315,13 @@ Other rules can be inferred by inspecting the libpng source.
XIII. Y2K Compliance in libpng XIII. Y2K Compliance in libpng
January 30, 2014 February 6, 2014
Since the PNG Development group is an ad-hoc body, we can't make Since the PNG Development group is an ad-hoc body, we can't make
an official declaration. an official declaration.
This is your unofficial assurance that libpng from version 0.71 and This is your unofficial assurance that libpng from version 0.71 and
upward through 1.4.13rc02 are Y2K compliant. It is my belief that earlier upward through 1.4.13 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant. versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that Libpng only has three year fields. One is a 2-byte unsigned integer that

28
libpng.3
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@ -1,6 +1,6 @@
.TH LIBPNG 3 "January 30, 2014" .TH LIBPNG 3 "February 6, 2014"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13rc02 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13
.SH SYNOPSIS .SH SYNOPSIS
\fB \fB
#include <png.h>\fP #include <png.h>\fP
@ -442,10 +442,10 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT .SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng libpng.txt - A description on how to use and modify libpng
libpng version 1.4.13rc02 - January 30, 2014 libpng version 1.4.13 - February 6, 2014
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2013 Glenn Randers-Pehrson Copyright (c) 1998-2014 Glenn Randers-Pehrson
This document is released under the libpng license. This document is released under the libpng license.
For conditions of distribution and use, see the disclaimer For conditions of distribution and use, see the disclaimer
@ -453,9 +453,9 @@ libpng.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.4.13rc02 - January 30, 2014 libpng versions 0.97, January 1998, through 1.4.13 - February 6, 2014
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2014 Glenn Randers-Pehrson
libpng 1.0 beta 6 version 0.96 May 28, 1997 libpng 1.0 beta 6 version 0.96 May 28, 1997
Updated and distributed by Andreas Dilger Updated and distributed by Andreas Dilger
@ -1348,7 +1348,7 @@ things.
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
added. It expands the sample depth without changing tRNS to alpha. added. It expands the sample depth without changing tRNS to alpha.
As of libpng version 1.4.13rc02, not all possible expansions are supported. As of libpng version 1.4.13, not all possible expansions are supported.
In the following table, the 01 means grayscale with depth<8, 31 means In the following table, the 01 means grayscale with depth<8, 31 means
indexed with depth<8, other numerals represent the color type, "T" means indexed with depth<8, other numerals represent the color type, "T" means
@ -3397,6 +3397,9 @@ png_set_error_fn(), which is essentially the same function, but with a new
name to force compilation errors with applications that try to use the old name to force compilation errors with applications that try to use the old
method. method.
Support for the sCAL, iCCP, iTXt, and sPLT chunks was added at libpng-1.0.6;
however, iTXt support was not enabled by default.
Starting with version 1.0.7, you can find out which version of the library Starting with version 1.0.7, you can find out which version of the library
you are using at run-time: you are using at run-time:
@ -3754,13 +3757,13 @@ Other rules can be inferred by inspecting the libpng source.
.SH XIII. Y2K Compliance in libpng .SH XIII. Y2K Compliance in libpng
January 30, 2014 February 6, 2014
Since the PNG Development group is an ad-hoc body, we can't make Since the PNG Development group is an ad-hoc body, we can't make
an official declaration. an official declaration.
This is your unofficial assurance that libpng from version 0.71 and This is your unofficial assurance that libpng from version 0.71 and
upward through 1.4.13rc02 are Y2K compliant. It is my belief that earlier upward through 1.4.13 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant. versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that Libpng only has three year fields. One is a 2-byte unsigned integer that
@ -3971,6 +3974,7 @@ the first widely used release:
1.4.12 14 10412 14.so.14.12[.0] 1.4.12 14 10412 14.so.14.12[.0]
1.4.13beta01-06 14 10413 14.so.14.13[.0] 1.4.13beta01-06 14 10413 14.so.14.13[.0]
1.4.13rc01-02 14 10413 14.so.14.13[.0] 1.4.13rc01-02 14 10413 14.so.14.13[.0]
1.4.13 14 10413 14.so.14.13[.0]
Henceforth the source version will match the shared-library minor Henceforth the source version will match the shared-library minor
and patch numbers; the shared-library major version number will be and patch numbers; the shared-library major version number will be
@ -4026,7 +4030,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation. Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.4.13rc02 - January 30, 2014: Libpng version 1.4.13 - February 6, 2014:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc. Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net). Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -4049,7 +4053,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.4.13rc02, January 30, 2014, are libpng versions 1.2.6, August 15, 2004, through 1.4.13, February 6, 2014, are
Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5 distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors with the following individual added to the list of Contributing Authors
@ -4148,7 +4152,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
January 30, 2014 February 6, 2014
.\" end of man page .\" end of man page

4
libpngpf.3
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@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "January 30, 2014" .TH LIBPNGPF 3 "February 6, 2014"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13rc02 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13
(private functions) (private functions)
.SH SYNOPSIS .SH SYNOPSIS
\fB#include <png.h> \fB#include <png.h>

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "January 30, 2014" .TH PNG 5 "February 6, 2014"
.SH NAME .SH NAME
png \- Portable Network Graphics (PNG) format png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION .SH DESCRIPTION

6
png.c
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@ -17,7 +17,7 @@
#include "pngpriv.h" #include "pngpriv.h"
/* Generate a compiler error if there is an old png.h in the search path. */ /* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_4_13rc02 Your_png_h_is_not_version_1_4_13rc02; typedef version_1_4_13 Your_png_h_is_not_version_1_4_13;
/* Tells libpng that we have already handled the first "num_bytes" bytes /* Tells libpng that we have already handled the first "num_bytes" bytes
* of the PNG file signature. If the PNG data is embedded into another * of the PNG file signature. If the PNG data is embedded into another
@ -547,13 +547,13 @@ png_get_copyright(png_const_structp png_ptr)
#else #else
#ifdef __STDC__ #ifdef __STDC__
return ((png_charp) PNG_STRING_NEWLINE \ return ((png_charp) PNG_STRING_NEWLINE \
"libpng version 1.4.13rc02 - January 30, 2014" PNG_STRING_NEWLINE \ "libpng version 1.4.13 - February 6, 2014" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \ "Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \ "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \ "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
PNG_STRING_NEWLINE); PNG_STRING_NEWLINE);
#else #else
return ((png_charp) "libpng version 1.4.13rc02 - January 30, 2014\ return ((png_charp) "libpng version 1.4.13 - February 6, 2014\
Copyright (c) 1998-2010 Glenn Randers-Pehrson\ Copyright (c) 1998-2010 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\ Copyright (c) 1996-1997 Andreas Dilger\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc."); Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");

21
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library /* png.h - header file for PNG reference library
* *
* libpng version 1.4.13rc02 - January 30, 2014 * libpng version 1.4.13 - February 6, 2014
* Copyright (c) 1998-2011 Glenn Randers-Pehrson * Copyright (c) 1998-2011 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -11,7 +11,7 @@
* Authors and maintainers: * Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat * libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger * libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.4.13rc02 - January 30, 2014: Glenn * libpng versions 0.97, January 1998, through 1.4.13 - February 6, 2014: Glenn
* See also "Contributing Authors", below. * See also "Contributing Authors", below.
* *
* Note about libpng version numbers: * Note about libpng version numbers:
@ -172,6 +172,7 @@
* 1.4.12 14 10412 14.so.14.12[.0] * 1.4.12 14 10412 14.so.14.12[.0]
* 1.4.13beta01-06 14 10413 14.so.14.13[.0] * 1.4.13beta01-06 14 10413 14.so.14.13[.0]
* 1.4.13rc01-02 14 10413 14.so.14.13[.0] * 1.4.13rc01-02 14 10413 14.so.14.13[.0]
* 1.4.13 14 10413 14.so.14.13[.0]
* *
* Henceforth the source version will match the shared-library major * Henceforth the source version will match the shared-library major
* and minor numbers; the shared-library major version number will be * and minor numbers; the shared-library major version number will be
@ -203,7 +204,7 @@
* *
* This code is released under the libpng license. * This code is released under the libpng license.
* *
* libpng versions 1.2.6, August 15, 2004, through 1.4.13rc02, January 30, 2014, are * libpng versions 1.2.6, August 15, 2004, through 1.4.13, February 6, 2014, are
* Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are * Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
* distributed according to the same disclaimer and license as libpng-1.2.5 * distributed according to the same disclaimer and license as libpng-1.2.5
* with the following individual added to the list of Contributing Authors: * with the following individual added to the list of Contributing Authors:
@ -315,13 +316,13 @@
* Y2K compliance in libpng: * Y2K compliance in libpng:
* ========================= * =========================
* *
* January 30, 2014 * February 6, 2014
* *
* Since the PNG Development group is an ad-hoc body, we can't make * Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration. * an official declaration.
* *
* This is your unofficial assurance that libpng from version 0.71 and * This is your unofficial assurance that libpng from version 0.71 and
* upward through 1.4.13rc02 are Y2K compliant. It is my belief that earlier * upward through 1.4.13 are Y2K compliant. It is my belief that earlier
* versions were also Y2K compliant. * versions were also Y2K compliant.
* *
* Libpng only has three year fields. One is a 2-byte unsigned integer * Libpng only has three year fields. One is a 2-byte unsigned integer
@ -377,9 +378,9 @@
*/ */
/* Version information for png.h - this should match the version in png.c */ /* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.4.13rc02" #define PNG_LIBPNG_VER_STRING "1.4.13"
#define PNG_HEADER_VERSION_STRING \ #define PNG_HEADER_VERSION_STRING \
" libpng version 1.4.13rc02 - January 30, 2014\n" " libpng version 1.4.13 - February 6, 2014\n"
#define PNG_LIBPNG_VER_SONUM 14 #define PNG_LIBPNG_VER_SONUM 14
#define PNG_LIBPNG_VER_DLLNUM 14 #define PNG_LIBPNG_VER_DLLNUM 14
@ -392,7 +393,7 @@
* PNG_LIBPNG_VER_STRING, omitting any leading zero: * PNG_LIBPNG_VER_STRING, omitting any leading zero:
*/ */
#define PNG_LIBPNG_VER_BUILD 02 #define PNG_LIBPNG_VER_BUILD 0
/* Release Status */ /* Release Status */
#define PNG_LIBPNG_BUILD_ALPHA 1 #define PNG_LIBPNG_BUILD_ALPHA 1
@ -409,7 +410,7 @@
#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with #define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
PNG_LIBPNG_BUILD_PRIVATE */ PNG_LIBPNG_BUILD_PRIVATE */
#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_RC #define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
/* Careful here. At one time, Guy wanted to use 082, but that would be octal. /* Careful here. At one time, Guy wanted to use 082, but that would be octal.
* We must not include leading zeros. * We must not include leading zeros.
@ -1503,7 +1504,7 @@ struct png_struct_def
/* This triggers a compiler error in png.c, if png.c and png.h /* This triggers a compiler error in png.c, if png.c and png.h
* do not agree upon the version number. * do not agree upon the version number.
*/ */
typedef png_structp version_1_4_13rc02; typedef png_structp version_1_4_13;
typedef png_struct FAR * FAR * png_structpp; typedef png_struct FAR * FAR * png_structpp;

2
pngconf.h
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@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng /* pngconf.h - machine configurable file for libpng
* *
* libpng version 1.4.13rc02 - January 30, 2014 * libpng version 1.4.13 - February 6, 2014
* For conditions of distribution and use, see copyright notice in png.h * For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2011 Glenn Randers-Pehrson * Copyright (c) 1998-2011 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngpriv.h
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@ -1,7 +1,7 @@
/* pngpriv.h - private declarations for use inside libpng /* pngpriv.h - private declarations for use inside libpng
* *
* libpng version 1.4.13rc02 - January 30, 2014 * libpng version 1.4.13 - February 6, 2014
* For conditions of distribution and use, see copyright notice in png.h * For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2014 Glenn Randers-Pehrson * Copyright (c) 1998-2014 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngrtran.c
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@ -1,7 +1,7 @@
/* pngrtran.c - transforms the data in a row for PNG readers /* pngrtran.c - transforms the data in a row for PNG readers
* *
* Last changed in libpng 1.4.13 [January 30, 2014] * Last changed in libpng 1.4.13 [February 6, 2014]
* Copyright (c) 1998-2014 Glenn Randers-Pehrson * Copyright (c) 1998-2014 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)

2
pngset.c
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@ -1,7 +1,7 @@
/* pngset.c - storage of image information into info struct /* pngset.c - storage of image information into info struct
* *
* Last changed in libpng 1.4.13 [January 30, 2014] * Last changed in libpng 1.4.13 [February 6, 2014]
* Copyright (c) 1998-2014 Glenn Randers-Pehrson * Copyright (c) 1998-2014 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)

2
pngtest.c
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@ -1702,4 +1702,4 @@ main(int argc, char *argv[])
} }
/* Generate a compiler error if there is an old png.h in the search path. */ /* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_4_13rc02 your_png_h_is_not_version_1_4_13rc02; typedef version_1_4_13 your_png_h_is_not_version_1_4_13;

2
projects/vstudio/readme.txt
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@ -1,7 +1,7 @@
VisualStudio instructions VisualStudio instructions
libpng version 1.4.13rc02 - January 30, 2014 libpng version 1.4.13 - February 6, 2014
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2010 Glenn Randers-Pehrson

2
projects/vstudio/zlib.props
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@ -2,7 +2,7 @@
<!-- <!--
* zlib.props - location of zlib source and build * zlib.props - location of zlib source and build
* *
* libpng version 1.4.13rc02 - January 30, 2014 * libpng version 1.4.13 - February 6, 2014
* *
* Copyright (c) 1998-2011 Glenn Randers-Pehrson * Copyright (c) 1998-2011 Glenn Randers-Pehrson
* *

12
scripts/README.txt
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@ -1,8 +1,8 @@
Makefiles for libpng version 1.4.13rc02 - January 30, 2014 Makefiles for libpng version 1.4.13 - February 6, 2014
makefile.linux => Linux/ELF makefile makefile.linux => Linux/ELF makefile
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.gcc => Generic makefile (gcc, creates static libpng.a) makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with makefile.knr => Archaic UNIX Makefile that converts files with
ansi2knr (Requires ansi2knr.c from ansi2knr (Requires ansi2knr.c from
@ -20,7 +20,7 @@ Makefiles for libpng version 1.4.13rc02 - January 30, 2014
makefile.dec => DEC Alpha UNIX makefile makefile.dec => DEC Alpha UNIX makefile
makefile.dj2 => DJGPP 2 makefile makefile.dj2 => DJGPP 2 makefile
makefile.elf => Linux/ELF makefile symbol versioning, makefile.elf => Linux/ELF makefile symbol versioning,
(gcc, creates libpng14.so.14.1.4.13rc02) (gcc, creates libpng14.so.14.1.4.13)
makefile.freebsd => FreeBSD makefile makefile.freebsd => FreeBSD makefile
makefile.gcc => Generic gcc makefile makefile.gcc => Generic gcc makefile
makefile.hpgcc => HPUX makefile using gcc makefile.hpgcc => HPUX makefile using gcc
@ -36,12 +36,12 @@ Makefiles for libpng version 1.4.13rc02 - January 30, 2014
makefile.os2 => OS/2 Makefile (gcc and emx, requires pngos2.def) makefile.os2 => OS/2 Makefile (gcc and emx, requires pngos2.def)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.sggcc => Silicon Graphics (gcc, makefile.sggcc => Silicon Graphics (gcc,
creates libpng14.so.14.1.4.13rc02) creates libpng14.so.14.1.4.13)
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib) makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.solaris => Solaris 2.X makefile (gcc, makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng14.so.14.1.4.13rc02) creates libpng14.so.14.1.4.13)
makefile.so9 => Solaris 9 makefile (gcc, makefile.so9 => Solaris 9 makefile (gcc,
creates libpng14.so.14.1.4.13rc02) creates libpng14.so.14.1.4.13)
makefile.std => Generic UNIX makefile (cc, creates static libpng.a) makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.sunos => Sun makefile makefile.sunos => Sun makefile
makefile.32sunu => Sun Ultra 32-bit makefile makefile.32sunu => Sun Ultra 32-bit makefile

2
scripts/libpng-config-head.in
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@ -11,7 +11,7 @@
# Modeled after libxml-config. # Modeled after libxml-config.
version=1.4.13rc02 version=1.4.13
prefix="" prefix=""
libdir="" libdir=""
libs="" libs=""

2
scripts/libpng.pc.in
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@ -5,6 +5,6 @@ includedir=@includedir@/libpng14
Name: libpng Name: libpng
Description: Loads and saves PNG files Description: Loads and saves PNG files
Version: 1.4.13rc02 Version: 1.4.13
Libs: -L${libdir} -lpng14 Libs: -L${libdir} -lpng14
Cflags: -I${includedir} Cflags: -I${includedir}

2
scripts/makefile.ne12bsd
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@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng14
LIB= png14 LIB= png14
SHLIB_MAJOR= 0 SHLIB_MAJOR= 0
SHLIB_MINOR= 1.4.13rc02 SHLIB_MINOR= 1.4.13
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \ SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \ pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.netbsd
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@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
LIB= png LIB= png
SHLIB_MAJOR= 3 SHLIB_MAJOR= 3
SHLIB_MINOR= 1.4.13rc02 SHLIB_MINOR= 1.4.13
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \ SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \ pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.openbsd
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@ -11,7 +11,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 0 SHLIB_MAJOR= 0
SHLIB_MINOR= 1.4.13rc02 SHLIB_MINOR= 1.4.13
LIB= png LIB= png
SRCS= png.c pngerror.c pngget.c pngmem.c pngpread.c \ SRCS= png.c pngerror.c pngget.c pngmem.c pngpread.c \

2
scripts/png32ce.def
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@ -15,7 +15,7 @@ LIBRARY lpngce
png_get_int_32 png_get_int_32
EXPORTS EXPORTS
;Version 1.4.13rc02 ;Version 1.4.13
png_build_grayscale_palette @1 png_build_grayscale_palette @1
; png_check_sig @2 ; png_check_sig @2
png_chunk_error @3 png_chunk_error @3

2
scripts/pngos2.def
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@ -2,7 +2,7 @@
; PNG.LIB module definition file for OS/2 ; PNG.LIB module definition file for OS/2
;---------------------------------------- ;----------------------------------------
; Version 1.4.13rc02 ; Version 1.4.13
LIBRARY PNG LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2" DESCRIPTION "PNG image compression library for OS/2"

2
scripts/pngwin.def
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@ -5,7 +5,7 @@
LIBRARY LIBRARY
EXPORTS EXPORTS
;Version 1.4.13rc02 ;Version 1.4.13
png_build_grayscale_palette png_build_grayscale_palette
png_chunk_error png_chunk_error
png_chunk_warning png_chunk_warning