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Glenn Randers-Pehrson 2007-09-14 10:24:18 -05:00
parent 22eaa89c5a
commit 219d3b449f
54 changed files with 183 additions and 140 deletions
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69
ANNOUNCE
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@ -1,53 +1,90 @@
Libpng 1.2.20 - September 8, 2007 Libpng 1.2.21beta1 - September 14, 2007
This is a public release of libpng, intended for use in production codes. This is not intended to be a public release. It will be replaced
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
libpng-1.2.20.tar.gz libpng-1.2.21beta1.tar.gz
libpng-1.2.20.tar.bz2 libpng-1.2.21beta1.tar.bz2
Source files with LF line endings (for Unix/Linux) without the Source files with LF line endings (for Unix/Linux) without the
"configure" script "configure" script
libpng-1.2.20-no-config.tar.gz libpng-1.2.21beta1-no-config.tar.gz
libpng-1.2.20-no-config.tar.bz2 libpng-1.2.21beta1-no-config.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
lpng1220.zip lp1221b01.zip
lpng1220.tar.bz2 lp1221b01.tar.bz2
Project files Project files
libpng-1.2.20-project-netware.zip libpng-1.2.21beta1-project-netware.zip
libpng-1.2.20-project-wince.zip libpng-1.2.21beta1-project-wince.zip
Other information: Other information:
libpng-1.2.20-README.txt libpng-1.2.21beta1-README.txt
libpng-1.2.20-KNOWNBUGS.txt libpng-1.2.21beta1-KNOWNBUGS.txt
libpng-1.2.20-LICENSE.txt libpng-1.2.21beta1-LICENSE.txt
libpng-1.2.20-Y2K-compliance.txt libpng-1.2.21beta1-Y2K-compliance.txt
Changes since the last public release (1.2.19): Changes since the last public release (1.2.19):
version 1.2.20 [September 8, 2007] version 1.2.20beta01 [August 19, 2007]
Fixed problem with compiling pnggccrd.c on Intel-Apple platforms.
Added PNG_NO_ERROR_TEXT feature, with demo in contrib/pngminim Added PNG_NO_ERROR_TEXT feature, with demo in contrib/pngminim
Removed define PNG_WARN_UNINITIALIZED_ROW 1 /* 0: warning; 1: error */ Removed define PNG_WARN_UNINITIALIZED_ROW 1 /* 0: warning; 1: error */
because it caused some trouble. because it caused some trouble.
version 1.2.20beta02 [August 20, 2007]
Avoid compiling pnggccrd.c on Intel-Apple platforms.
version 1.2.20beta03 [August 20, 2007]
Added "/D PNG_NO_MMX_CODE" to the non-mmx builds of projects/visualc6
and visualc71.
version 1.2.20beta04 [August 21, 2007]
Revised pngvcrd.c for improved efficiency (Steve Snyder).
version 1.2.20rc1 [August 23, 2007]
Revised pngconf.h to set PNG_NO_MMX_CODE for gcc-3.x compilers.
version 1.2.20rc2 [August 27, 2007]
Revised scripts/CMakeLists.txt Revised scripts/CMakeLists.txt
Revised #ifdefs to ensure one and only one of pnggccrd.c, pngvcrd.c,
or part of pngrutil.c is selected.
version 1.2.20rc3 [September 14, 2007]
Remove a little more code in pngwutil.c when PNG_NO_WRITE_FILTER is selected. Remove a little more code in pngwutil.c when PNG_NO_WRITE_FILTER is selected.
Added /D _CRT_SECURE_NO_WARNINGS to visual6c and visualc71 projects. Added /D _CRT_SECURE_NO_WARNINGS to visual6c and visualc71 projects.
Compile png_mmx_support() in png.c even when PNG_NO_MMX_CODE is defined.
Restored a "superfluous" #ifdef that was removed from 1.2.20rc2 pnggccrd.c,
breaking the png_mmx_support() function.
version 1.2.20rc4 [September 1, 2007]
Removed Intel contributions (MMX, Optimized C). Removed Intel contributions (MMX, Optimized C).
version 1.2.20rc5 [September 2, 2007]
Restored configure and Makefile.in to rc3 and put a snippet of code in
pnggccrd.c, to ensure configure makes the same PNG_NO_MMX_CODE selection
version 1.2.20rc6 [September 2, 2007]
Fixed bugs in scripts/CMakeLists.txt
Removed pngvcrd.c references from msvc projects.
version 1.0.28 and 1.2.20 [September 14, 2007]
Removed "(NO READ SUPPORT)" from png_get_header_version() string.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement https://lists.sourceforge.net/lists/listinfo/png-mng-implement
to subscribe) or to glennrp at users.sourceforge.net to subscribe) or to glennrp at users.sourceforge.net

15
CHANGES
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@ -1480,7 +1480,7 @@ version 1.2.9beta5 [March 4, 2006]
Restored scripts/makefile.elf which was inadvertently deleted. Restored scripts/makefile.elf which was inadvertently deleted.
version 1.2.9beta6 [March 6, 2006] version 1.2.9beta6 [March 6, 2006]
Fixed typo (20) in configuration files. Fixed typo (21) in configuration files.
version 1.2.9beta7 [March 7, 2006] version 1.2.9beta7 [March 7, 2006]
Removed libpng.vers and libpng.sym from libpng12_la_SOURCES in Makefile.am Removed libpng.vers and libpng.sym from libpng12_la_SOURCES in Makefile.am
@ -1677,7 +1677,7 @@ version 1.2.15rc4 [December 27, 2006]
version 1.2.15rc5 [December 31, 2006] version 1.2.15rc5 [December 31, 2006]
Revised handling of rgb_to_gray. Revised handling of rgb_to_gray.
version 1.2.15 [January 5, 2007] version 1.0.23, 1.2.15 [January 5, 2007]
Added some (unsigned long) typecasts in pngtest.c to avoid printing errors. Added some (unsigned long) typecasts in pngtest.c to avoid printing errors.
version 1.2.16beta1 [January 6, 2007] version 1.2.16beta1 [January 6, 2007]
@ -1686,7 +1686,7 @@ version 1.2.16beta1 [January 6, 2007]
version 1.2.16beta2 [January 16, 2007] version 1.2.16beta2 [January 16, 2007]
Revised scripts/CMakeLists.txt Revised scripts/CMakeLists.txt
version 1.2.16 [January 31, 2007] version 1.0.24, 1.2.16 [January 31, 2007]
No changes. No changes.
version 1.2.17beta1 [March 6, 2007] version 1.2.17beta1 [March 6, 2007]
@ -1937,9 +1937,16 @@ version 1.2.20rc6 [September 2, 2007]
Fixed bugs in scripts/CMakeLists.txt Fixed bugs in scripts/CMakeLists.txt
Removed pngvcrd.c references from msvc projects. Removed pngvcrd.c references from msvc projects.
version 1.0.28 and 1.2.20 [September 8, 2007] version 1.0.28 and 1.2.20 [September 14, 2007]
Removed "(NO READ SUPPORT)" from png_get_header_version() string. Removed "(NO READ SUPPORT)" from png_get_header_version() string.
version 1.2.21beta1 [September 14, 2007]
Fixed various mistakes reported by George Cook and Jeff Phillips:
logical vs bitwise NOT in pngrtran.c, bug introduced in 1.2.19rc2
16-bit cheap transparency expansion, bug introduced in 1.2.19beta2
errors with sizeof(unknown_chunk.name), bugs introduced in 1.2.19beta11
<= compare with unsigned var in pngset.c, should be ==.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement https://lists.sourceforge.net/lists/listinfo/png-mng-implement

16
INSTALL
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@ -1,5 +1,5 @@
Installing libpng version 1.2.20 - September 8, 2007 Installing libpng version 1.2.21beta1 - September 14, 2007
On Unix/Linux and similar systems, you can simply type On Unix/Linux and similar systems, you can simply type
@ -44,7 +44,7 @@ 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-1.2.20" or "lpng109" and "zlib-1.2.1" might be called "libpng-1.2.21beta1" or "lpng109" and "zlib-1.2.1"
or "zlib121") so that you have directories called "zlib" and "libpng". or "zlib121") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this: Your directory structure should look like this:
@ -101,9 +101,9 @@ include
CMakeLists.txt => "cmake" script CMakeLists.txt => "cmake" script
makefile.std => Generic UNIX makefile (cc, creates static libpng.a) makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning, makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng12.so.0.1.2.20) gcc, creates libpng12.so.0.1.2.21beta1)
makefile.linux => Linux/ELF makefile makefile.linux => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.20) (gcc, creates libpng12.so.0.1.2.21beta1)
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
@ -125,14 +125,14 @@ include
makefile.openbsd => OpenBSD makefile makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib) makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc, makefile.sggcc => Silicon Graphics (gcc,
creates libpng12.so.0.1.2.20) creates libpng12.so.0.1.2.21beta1)
makefile.sunos => Sun makefile makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile (gcc, makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng12.so.0.1.2.20) creates libpng12.so.0.1.2.21beta1)
makefile.solaris-x86 => Solaris/intelMMX 2.X makefile (gcc, makefile.solaris-x86 => Solaris/intelMMX 2.X makefile (gcc,
creates libpng12.so.0.1.2.20) creates libpng12.so.0.1.2.21beta1)
makefile.so9 => Solaris 9 makefile (gcc, makefile.so9 => Solaris 9 makefile (gcc,
creates libpng12.so.0.1.2.20) creates libpng12.so.0.1.2.21beta1)
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

2
KNOWNBUG
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@ -1,5 +1,5 @@
Known bugs in libpng version 1.2.20 Known bugs in libpng version 1.2.21beta1
1. February 23, 2006: The custom makefiles don't build libpng with -lz. 1. February 23, 2006: The custom makefiles don't build libpng with -lz.

4
LICENSE
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@ -8,7 +8,7 @@ COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
If you modify libpng you may insert additional notices immediately following If you modify libpng you may insert additional notices immediately following
this sentence. this sentence.
libpng versions 1.2.6, August 15, 2004, through 1.2.20, September 8, 2007, are libpng versions 1.2.6, August 15, 2004, through 1.2.21beta1, September 14, 2007, 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
@ -106,4 +106,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
September 8, 2007 September 14, 2007

14
README
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@ -1,4 +1,4 @@
README for libpng version 1.2.20 - September 8, 2007 (shared library 12.0) README for libpng version 1.2.21beta1 - September 14, 2007 (shared library 12.0)
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.
@ -190,11 +190,11 @@ Files in this distribution:
descrip.mms => VMS makefile for MMS or MMK descrip.mms => VMS makefile for MMS or MMK
makefile.std => Generic UNIX makefile (cc, creates static libpng.a) makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning, makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng12.so.0.1.2.20) gcc, creates libpng12.so.0.1.2.21beta1)
makefile.linux => Linux/ELF makefile makefile.linux => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.20) (gcc, creates libpng12.so.0.1.2.21beta1)
makefile.gcmmx => Linux/ELF makefile makefile.gcmmx => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.20, (gcc, creates libpng12.so.0.1.2.21beta1,
uses assembler code tuned for Intel MMX platform) uses assembler code tuned for Intel MMX platform)
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
@ -216,12 +216,12 @@ 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 libpng12.so.0.1.2.20) (gcc, creates libpng12.so.0.1.2.21beta1)
makefile.sunos => Sun makefile makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng12.so.0.1.2.20) (gcc, creates libpng12.so.0.1.2.21beta1)
makefile.so9 => Solaris 9 makefile makefile.so9 => Solaris 9 makefile
(gcc, creates libpng12.so.0.1.2.20) (gcc, creates libpng12.so.0.1.2.21beta1)
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

4
Y2KINFO
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@ -1,13 +1,13 @@
Y2K compliance in libpng: Y2K compliance in libpng:
========================= =========================
September 8, 2007 September 14, 2007
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 1.2.20 are Y2K compliant. It is my belief that earlier upward through 1.2.21beta1 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

24
configure vendored
View File

@ -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 2.61 for libpng 1.2.20. # Generated by GNU Autoconf 2.61 for libpng 1.2.21beta1.
# #
# Report bugs to <png-mng-implement@lists.sourceforge.net>. # Report bugs to <png-mng-implement@lists.sourceforge.net>.
# #
@ -728,8 +728,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
# Identity of this package. # Identity of this package.
PACKAGE_NAME='libpng' PACKAGE_NAME='libpng'
PACKAGE_TARNAME='libpng' PACKAGE_TARNAME='libpng'
PACKAGE_VERSION='1.2.20' PACKAGE_VERSION='1.2.21beta1'
PACKAGE_STRING='libpng 1.2.20' PACKAGE_STRING='libpng 1.2.21beta1'
PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net' PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
ac_unique_file="pngget.c" ac_unique_file="pngget.c"
@ -1405,7 +1405,7 @@ if test "$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 1.2.20 to adapt to many kinds of systems. \`configure' configures libpng 1.2.21beta1 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]... Usage: $0 [OPTION]... [VAR=VALUE]...
@ -1475,7 +1475,7 @@ fi
if test -n "$ac_init_help"; then if test -n "$ac_init_help"; then
case $ac_init_help in case $ac_init_help in
short | recursive ) echo "Configuration of libpng 1.2.20:";; short | recursive ) echo "Configuration of libpng 1.2.21beta1:";;
esac esac
cat <<\_ACEOF cat <<\_ACEOF
@ -1585,7 +1585,7 @@ fi
test -n "$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 1.2.20 libpng configure 1.2.21beta1
generated by GNU Autoconf 2.61 generated by GNU Autoconf 2.61
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@ -1599,7 +1599,7 @@ 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 1.2.20, which was It was created by libpng $as_me 1.2.21beta1, which was
generated by GNU Autoconf 2.61. Invocation command line was generated by GNU Autoconf 2.61. Invocation command line was
$ $0 $@ $ $0 $@
@ -2269,7 +2269,7 @@ fi
# Define the identity of the package. # Define the identity of the package.
PACKAGE='libpng' PACKAGE='libpng'
VERSION='1.2.20' VERSION='1.2.21beta1'
cat >>confdefs.h <<_ACEOF cat >>confdefs.h <<_ACEOF
@ -2440,10 +2440,10 @@ fi
PNGLIB_VERSION=1.2.20 PNGLIB_VERSION=1.2.21beta1
PNGLIB_MAJOR=1 PNGLIB_MAJOR=1
PNGLIB_MINOR=2 PNGLIB_MINOR=2
PNGLIB_RELEASE=20 PNGLIB_RELEASE=21
@ -21282,7 +21282,7 @@ exec 6>&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 1.2.20, which was This file was extended by libpng $as_me 1.2.21beta1, which was
generated by GNU Autoconf 2.61. Invocation command line was generated by GNU Autoconf 2.61. Invocation command line was
CONFIG_FILES = $CONFIG_FILES CONFIG_FILES = $CONFIG_FILES
@ -21335,7 +21335,7 @@ Report bugs to <bug-autoconf@gnu.org>."
_ACEOF _ACEOF
cat >>$CONFIG_STATUS <<_ACEOF cat >>$CONFIG_STATUS <<_ACEOF
ac_cs_version="\\ ac_cs_version="\\
libpng config.status 1.2.20 libpng config.status 1.2.21beta1
configured by $0, generated by GNU Autoconf 2.61, configured by $0, generated by GNU Autoconf 2.61,
with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\" with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"

6
configure.ac
View File

@ -18,15 +18,15 @@ AC_PREREQ(2.59)
dnl Version number stuff here: dnl Version number stuff here:
AC_INIT([libpng], [1.2.20], [png-mng-implement@lists.sourceforge.net]) AC_INIT([libpng], [1.2.21beta1], [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
PNGLIB_VERSION=1.2.20 PNGLIB_VERSION=1.2.21beta1
PNGLIB_MAJOR=1 PNGLIB_MAJOR=1
PNGLIB_MINOR=2 PNGLIB_MINOR=2
PNGLIB_RELEASE=20 PNGLIB_RELEASE=21
dnl End of version number stuff dnl End of version number stuff

6
libpng-1.2.20.txt → libpng-1.2.21beta1.txt
View File

@ -1,6 +1,6 @@
libpng.txt - A description on how to use and modify libpng libpng.txt - A description on how to use and modify libpng
libpng version 1.2.20 - September 8, 2007 libpng version 1.2.21beta1 - September 14, 2007
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) 1998-2007 Glenn Randers-Pehrson Copyright (c) 1998-2007 Glenn Randers-Pehrson
@ -2796,13 +2796,13 @@ application:
IX. Y2K Compliance in libpng IX. Y2K Compliance in libpng
September 8, 2007 September 14, 2007
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 1.2.20 are Y2K compliant. It is my belief that earlier upward through 1.2.21beta1 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

16
libpng.3
View File

@ -1,6 +1,6 @@
.TH LIBPNG 3 "September 8, 2007" .TH LIBPNG 3 "September 14, 2007"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.20 libpng \- Portable Network Graphics (PNG) Reference Library 1.2.21beta1
.SH SYNOPSIS .SH SYNOPSIS
\fB \fB
#include <png.h>\fP #include <png.h>\fP
@ -410,7 +410,7 @@ Following is a copy of the libpng.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 1.2.20 - September 8, 2007 libpng version 1.2.21beta1 - September 14, 2007
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) 1998-2007 Glenn Randers-Pehrson Copyright (c) 1998-2007 Glenn Randers-Pehrson
@ -3206,13 +3206,13 @@ application:
.SH IX. Y2K Compliance in libpng .SH IX. Y2K Compliance in libpng
September 8, 2007 September 14, 2007
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 1.2.20 are Y2K compliant. It is my belief that earlier upward through 1.2.21beta1 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
@ -3466,7 +3466,7 @@ 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 1.2.20 - September 8, 2007: Libpng version 1.2.21beta1 - September 14, 2007:
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).
@ -3487,7 +3487,7 @@ included in the libpng distribution, the latter shall prevail.)
If you modify libpng you may insert additional notices immediately following If you modify libpng you may insert additional notices immediately following
this sentence. this sentence.
libpng versions 1.2.6, August 15, 2004, through 1.2.20, September 8, 2007, are libpng versions 1.2.6, August 15, 2004, through 1.2.21beta1, September 14, 2007, 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
@ -3586,7 +3586,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
September 8, 2007 September 14, 2007
.\" end of man page .\" end of man page

4
libpngpf.3
View File

@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "September 8, 2007" .TH LIBPNGPF 3 "September 14, 2007"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.20 libpng \- Portable Network Graphics (PNG) Reference Library 1.2.21beta1
(private functions) (private functions)
.SH SYNOPSIS .SH SYNOPSIS
\fB#include <png.h>\fP \fB#include <png.h>\fP

2
png.5
View File

@ -1,4 +1,4 @@
.TH PNG 5 "September 8, 2007" .TH PNG 5 "September 14, 2007"
.SH NAME .SH NAME
png \- Portable Network Graphics (PNG) format png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION .SH DESCRIPTION

6
png.c
View File

@ -1,7 +1,7 @@
/* png.c - location for general purpose libpng functions /* png.c - location for general purpose libpng functions
* *
* Last changed in libpng 1.2.19 August 19, 2007 * Last changed in libpng 1.2.21 [September 14, 2007]
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -13,7 +13,7 @@
#include "png.h" #include "png.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_2_20 Your_png_h_is_not_version_1_2_20; typedef version_1_2_21beta1 Your_png_h_is_not_version_1_2_21beta1;
/* Version information for C files. This had better match the version /* Version information for C files. This had better match the version
* string defined in png.h. */ * string defined in png.h. */
@ -693,7 +693,7 @@ png_charp PNGAPI
png_get_copyright(png_structp png_ptr) png_get_copyright(png_structp png_ptr)
{ {
png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */ png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */
return ((png_charp) "\n libpng version 1.2.20 - September 8, 2007\n\ return ((png_charp) "\n libpng version 1.2.21beta1 - September 14, 2007\n\
Copyright (c) 1998-2007 Glenn Randers-Pehrson\n\ Copyright (c) 1998-2007 Glenn Randers-Pehrson\n\
Copyright (c) 1996-1997 Andreas Dilger\n\ Copyright (c) 1996-1997 Andreas Dilger\n\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n"); Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");

24
png.h
View File

@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library /* png.h - header file for PNG reference library
* *
* libpng version 1.2.20 - September 8, 2007 * libpng version 1.2.21beta1 - September 14, 2007
* Copyright (c) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 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.)
@ -9,7 +9,7 @@
* 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 1.2.20 - September 8, 2007: Glenn * libpng versions 0.97, January 1998, through 1.2.21beta1 - September 14, 2007: Glenn
* See also "Contributing Authors", below. * See also "Contributing Authors", below.
* *
* Note about libpng version numbers: * Note about libpng version numbers:
@ -189,7 +189,7 @@
* If you modify libpng you may insert additional notices immediately following * If you modify libpng you may insert additional notices immediately following
* this sentence. * this sentence.
* *
* libpng versions 1.2.6, August 15, 2004, through 1.2.20, September 8, 2007, are * libpng versions 1.2.6, August 15, 2004, through 1.2.21beta1, September 14, 2007, 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:
@ -301,13 +301,13 @@
* Y2K compliance in libpng: * Y2K compliance in libpng:
* ========================= * =========================
* *
* September 8, 2007 * September 14, 2007
* *
* 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 1.2.20 are Y2K compliant. It is my belief that earlier * upward through 1.2.21beta1 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
@ -363,9 +363,9 @@
*/ */
/* 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 "1.2.20" #define PNG_LIBPNG_VER_STRING "1.2.21beta1"
#define PNG_HEADER_VERSION_STRING \ #define PNG_HEADER_VERSION_STRING \
" libpng version 1.2.20 - September 8, 2007\n" " libpng version 1.2.21beta1 - September 14, 2007\n"
#define PNG_LIBPNG_VER_SONUM 0 #define PNG_LIBPNG_VER_SONUM 0
#define PNG_LIBPNG_VER_DLLNUM 13 #define PNG_LIBPNG_VER_DLLNUM 13
@ -373,11 +373,11 @@
/* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */ /* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */
#define PNG_LIBPNG_VER_MAJOR 1 #define PNG_LIBPNG_VER_MAJOR 1
#define PNG_LIBPNG_VER_MINOR 2 #define PNG_LIBPNG_VER_MINOR 2
#define PNG_LIBPNG_VER_RELEASE 20 #define PNG_LIBPNG_VER_RELEASE 21
/* This should match the numeric part of the final component of /* This should match the numeric part of the final component of
* PNG_LIBPNG_VER_STRING, omitting any leading zero: */ * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
#define PNG_LIBPNG_VER_BUILD 0 #define PNG_LIBPNG_VER_BUILD 1
/* Release Status */ /* Release Status */
#define PNG_LIBPNG_BUILD_ALPHA 1 #define PNG_LIBPNG_BUILD_ALPHA 1
@ -394,14 +394,14 @@
#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_STABLE #define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_BETA
/* 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.
* Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only * Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only
* version 1.0.0 was mis-numbered 100 instead of 10000). From * version 1.0.0 was mis-numbered 100 instead of 10000). From
* version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release */ * version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release */
#define PNG_LIBPNG_VER 10220 /* 1.2.20 */ #define PNG_LIBPNG_VER 10221 /* 1.2.21 */
#ifndef PNG_VERSION_INFO_ONLY #ifndef PNG_VERSION_INFO_ONLY
/* include the compression library's header */ /* include the compression library's header */
@ -1412,7 +1412,7 @@ 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_2_20; typedef png_structp version_1_2_21beta1;
typedef png_struct FAR * FAR * png_structpp; typedef png_struct FAR * FAR * png_structpp;

6
pngconf.h
View File

@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng /* pngconf.h - machine configurable file for libpng
* *
* libpng version 1.2.20 - September 8, 2007 * libpng version 1.2.21beta1 - September 14, 2007
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -76,9 +76,9 @@
/* End of material added to libpng-1.2.8 */ /* End of material added to libpng-1.2.8 */
/* Added at libpng-1.2.19, removed at libpng-1.2.20 because it caused trouble /* Added at libpng-1.2.19, removed at libpng-1.2.20 because it caused trouble
Restored at libpng-1.2.21 */
# define PNG_WARN_UNINITIALIZED_ROW 1 # define PNG_WARN_UNINITIALIZED_ROW 1
*/ /* End of material added at libpng-1.2.19/1.2.21 */
/* End of material added at libpng-1.2.19 */
/* This is the size of the compression buffer, and thus the size of /* This is the size of the compression buffer, and thus the size of
* an IDAT chunk. Make this whatever size you feel is best for your * an IDAT chunk. Make this whatever size you feel is best for your

2
pngerror.c
View File

@ -1,7 +1,7 @@
/* pngerror.c - stub functions for i/o and memory allocation /* pngerror.c - stub functions for i/o and memory allocation
* *
* Last changed in libpng 1.2.20 September 8, 2007 * Last changed in libpng 1.2.20 September 14, 2007
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

5
pngpread.c
View File

@ -1,7 +1,7 @@
/* pngpread.c - read a png file in push mode /* pngpread.c - read a png file in push mode
* *
* Last changed in libpng 1.2.20 September 8, 2007 * Last changed in libpng 1.2.21 September 14, 2007
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -1487,8 +1487,7 @@ png_push_handle_unknown(png_structp png_ptr, png_infop info_ptr, png_uint_32
} }
#endif #endif
png_strncpy((png_charp)png_ptr->unknown_chunk.name, png_strncpy((png_charp)png_ptr->unknown_chunk.name,
(png_charp)png_ptr->chunk_name, (png_charp)png_ptr->chunk_name, 5);
png_sizeof((png_charp)png_ptr->chunk_name));
png_ptr->unknown_chunk.data = (png_bytep)png_malloc(png_ptr, length); png_ptr->unknown_chunk.data = (png_bytep)png_malloc(png_ptr, length);
png_ptr->unknown_chunk.size = (png_size_t)length; png_ptr->unknown_chunk.size = (png_size_t)length;
png_crc_read(png_ptr, (png_bytep)png_ptr->unknown_chunk.data, length); png_crc_read(png_ptr, (png_bytep)png_ptr->unknown_chunk.data, length);

2
pngread.c
View File

@ -1,7 +1,7 @@
/* pngread.c - read a PNG file /* pngread.c - read a PNG file
* *
* Last changed in libpng 1.2.19 August 19, 2007 * Last changed in libpng 1.2.20 September 7, 2007
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

17
pngrtran.c
View File

@ -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 1.2.19 August 19, 2007 * Last changed in libpng 1.2.21 [September 14, 2007]
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -549,7 +549,7 @@ png_set_expand(png_structp png_ptr)
if(png_ptr == NULL) return; if(png_ptr == NULL) return;
png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS); png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
#ifdef PNG_WARN_UNINITIALIZED_ROW #ifdef PNG_WARN_UNINITIALIZED_ROW
png_ptr->flags &= !(PNG_FLAG_ROW_INIT); png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
#endif #endif
} }
@ -579,6 +579,7 @@ png_set_palette_to_rgb(png_structp png_ptr)
png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS); png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
#ifdef PNG_WARN_UNINITIALIZED_ROW #ifdef PNG_WARN_UNINITIALIZED_ROW
png_ptr->flags &= !(PNG_FLAG_ROW_INIT); png_ptr->flags &= !(PNG_FLAG_ROW_INIT);
png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
#endif #endif
} }
@ -591,7 +592,7 @@ png_set_expand_gray_1_2_4_to_8(png_structp png_ptr)
if(png_ptr == NULL) return; if(png_ptr == NULL) return;
png_ptr->transformations |= PNG_EXPAND; png_ptr->transformations |= PNG_EXPAND;
#ifdef PNG_WARN_UNINITIALIZED_ROW #ifdef PNG_WARN_UNINITIALIZED_ROW
png_ptr->flags &= !(PNG_FLAG_ROW_INIT); png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
#endif #endif
} }
#endif #endif
@ -616,7 +617,7 @@ png_set_tRNS_to_alpha(png_structp png_ptr)
png_debug(1, "in png_set_tRNS_to_alpha\n"); png_debug(1, "in png_set_tRNS_to_alpha\n");
png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS); png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
#ifdef PNG_WARN_UNINITIALIZED_ROW #ifdef PNG_WARN_UNINITIALIZED_ROW
png_ptr->flags &= !(PNG_FLAG_ROW_INIT); png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
#endif #endif
} }
#endif /* defined(PNG_READ_EXPAND_SUPPORTED) */ #endif /* defined(PNG_READ_EXPAND_SUPPORTED) */
@ -628,7 +629,7 @@ png_set_gray_to_rgb(png_structp png_ptr)
png_debug(1, "in png_set_gray_to_rgb\n"); png_debug(1, "in png_set_gray_to_rgb\n");
png_ptr->transformations |= PNG_GRAY_TO_RGB; png_ptr->transformations |= PNG_GRAY_TO_RGB;
#ifdef PNG_WARN_UNINITIALIZED_ROW #ifdef PNG_WARN_UNINITIALIZED_ROW
png_ptr->flags &= !(PNG_FLAG_ROW_INIT); png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
#endif #endif
} }
#endif #endif
@ -3867,9 +3868,9 @@ png_do_expand(png_row_infop row_info, png_bytep row,
} }
else if (row_info->bit_depth == 16) else if (row_info->bit_depth == 16)
{ {
png_byte red_high = (trans_value->red > 8) & 0xff; png_byte red_high = (trans_value->red >> 8) & 0xff;
png_byte green_high = (trans_value->green > 8) & 0xff; png_byte green_high = (trans_value->green >> 8) & 0xff;
png_byte blue_high = (trans_value->blue > 8) & 0xff; png_byte blue_high = (trans_value->blue >> 8) & 0xff;
png_byte red_low = trans_value->red & 0xff; png_byte red_low = trans_value->red & 0xff;
png_byte green_low = trans_value->green & 0xff; png_byte green_low = trans_value->green & 0xff;
png_byte blue_low = trans_value->blue & 0xff; png_byte blue_low = trans_value->blue & 0xff;

5
pngrutil.c
View File

@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file /* pngrutil.c - utilities to read a PNG file
* *
* Last changed in libpng 1.2.19 August 19, 2007 * Last changed in libpng 1.2.21 [September 14, 2007]
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -2206,8 +2206,7 @@ png_handle_unknown(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
} }
#endif #endif
png_strncpy((png_charp)png_ptr->unknown_chunk.name, png_strncpy((png_charp)png_ptr->unknown_chunk.name,
(png_charp)png_ptr->chunk_name, (png_charp)png_ptr->chunk_name, 5);
png_sizeof((png_charp)png_ptr->chunk_name));
png_ptr->unknown_chunk.data = (png_bytep)png_malloc(png_ptr, length); png_ptr->unknown_chunk.data = (png_bytep)png_malloc(png_ptr, length);
png_ptr->unknown_chunk.size = (png_size_t)length; png_ptr->unknown_chunk.size = (png_size_t)length;
png_crc_read(png_ptr, (png_bytep)png_ptr->unknown_chunk.data, length); png_crc_read(png_ptr, (png_bytep)png_ptr->unknown_chunk.data, length);

8
pngset.c
View File

@ -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 1.2.17 May 15, 2007 * Last changed in libpng 1.2.21 [September 14, 2007]
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -222,7 +222,7 @@ png_set_hIST(png_structp png_ptr, png_infop info_ptr, png_uint_16p hist)
png_debug1(1, "in %s storage function\n", "hIST"); png_debug1(1, "in %s storage function\n", "hIST");
if (png_ptr == NULL || info_ptr == NULL) if (png_ptr == NULL || info_ptr == NULL)
return; return;
if (info_ptr->num_palette <= 0 || info_ptr->num_palette if (info_ptr->num_palette == 0 || info_ptr->num_palette
> PNG_MAX_PALETTE_LENGTH) > PNG_MAX_PALETTE_LENGTH)
{ {
png_warning(png_ptr, png_warning(png_ptr,
@ -690,7 +690,7 @@ png_set_iCCP(png_structp png_ptr, png_infop info_ptr,
png_warning(png_ptr, "Insufficient memory to process iCCP chunk."); png_warning(png_ptr, "Insufficient memory to process iCCP chunk.");
return; return;
} }
png_strncpy(new_iccp_name, name, png_sizeof(new_iccp_name)); png_strncpy(new_iccp_name, name, png_strlen(new_iccp_name)+1);
new_iccp_profile = (png_charp)png_malloc_warn(png_ptr, proflen); new_iccp_profile = (png_charp)png_malloc_warn(png_ptr, proflen);
if (new_iccp_profile == NULL) if (new_iccp_profile == NULL)
{ {
@ -980,7 +980,7 @@ png_set_sPLT(png_structp png_ptr,
"Out of memory while processing sPLT chunk"); "Out of memory while processing sPLT chunk");
} }
/* TODO: use png_malloc_warn */ /* TODO: use png_malloc_warn */
png_strncpy(to->name, from->name, png_strlen(from->name)); png_strncpy(to->name, from->name, png_strlen(from->name)+1);
to->entries = (png_sPLT_entryp)png_malloc_warn(png_ptr, to->entries = (png_sPLT_entryp)png_malloc_warn(png_ptr,
from->nentries * png_sizeof(png_sPLT_entry)); from->nentries * png_sizeof(png_sPLT_entry));
/* TODO: use png_malloc_warn */ /* TODO: use png_malloc_warn */

2
pngtest.c
View File

@ -1548,4 +1548,4 @@ 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_2_20 your_png_h_is_not_version_1_2_20; typedef version_1_2_21beta1 your_png_h_is_not_version_1_2_21beta1;

2
pngwutil.c
View File

@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file /* pngwutil.c - utilities to write a PNG file
* *
* Last changed in libpng 1.2.19 August 19, 2007 * Last changed in libpng 1.2.20 Septhember 3, 2007
* 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) 1998-2007 Glenn Randers-Pehrson * Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

4
scripts/CMakeLists.txt
View File

@ -6,7 +6,7 @@ project(PNG)
set(PNGLIB_MAJOR 1) set(PNGLIB_MAJOR 1)
set(PNGLIB_MINOR 2) set(PNGLIB_MINOR 2)
set(PNGLIB_RELEASE 20) set(PNGLIB_RELEASE 21)
set(PNGLIB_NAME libpng${PNGLIB_MAJOR}${PNGLIB_MINOR}) set(PNGLIB_NAME libpng${PNGLIB_MAJOR}${PNGLIB_MINOR})
set(PNGLIB_VERSION ${PNGLIB_MAJOR}.${PNGLIB_MINOR}.${PNGLIB_RELEASE}) set(PNGLIB_VERSION ${PNGLIB_MAJOR}.${PNGLIB_MINOR}.${PNGLIB_RELEASE})
@ -169,7 +169,7 @@ configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in
# SET UP LINKS # SET UP LINKS
set_target_properties(${PNG_LIB_NAME} PROPERTIES set_target_properties(${PNG_LIB_NAME} PROPERTIES
# VERSION 0.${PNGLIB_RELEASE}.1.2.20 # VERSION 0.${PNGLIB_RELEASE}.1.2.21beta1
VERSION 0.${PNGLIB_RELEASE}.0 VERSION 0.${PNGLIB_RELEASE}.0
SOVERSION 0 SOVERSION 0
CLEAN_DIRECT_OUTPUT 1) CLEAN_DIRECT_OUTPUT 1)

2
scripts/libpng-config-head.in
View File

@ -8,7 +8,7 @@
# Modeled after libxml-config. # Modeled after libxml-config.
version=1.2.20 version=1.2.21beta1
prefix="" prefix=""
libdir="" libdir=""
libs="" libs=""

2
scripts/libpng.pc-configure.in
View File

@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
Name: libpng Name: libpng
Description: Loads and saves PNG files Description: Loads and saves PNG files
Version: 1.2.20 Version: 1.2.21beta1
Libs: -L${libdir} -lpng12 Libs: -L${libdir} -lpng12
Cflags: -I${includedir} @LIBPNG_NO_MMX@ Cflags: -I${includedir} @LIBPNG_NO_MMX@

2
scripts/libpng.pc.in
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@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
Name: libpng Name: libpng
Description: Loads and saves PNG files Description: Loads and saves PNG files
Version: 1.2.20 Version: 1.2.21beta1
Libs: -L${libdir} -lpng12 Libs: -L${libdir} -lpng12
Cflags: -I${includedir} Cflags: -I${includedir}

2
scripts/makefile.32sunu
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.64sunu
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.aix
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@ -20,7 +20,7 @@ LN_SF = ln -f -s
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
prefix=/usr/local prefix=/usr/local

2
scripts/makefile.beos
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.cygwin
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@ -74,7 +74,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
CYGDLL = 12 CYGDLL = 12
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=cygpng$(CYGDLL).dll SHAREDLIB=cygpng$(CYGDLL).dll

2
scripts/makefile.darwin
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@ -19,7 +19,7 @@ ZLIBINC=../zlib
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.dec
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@ -5,7 +5,7 @@
# Library name: # Library name:
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12 LIBNAME = libpng12

2
scripts/makefile.elf
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@ -12,7 +12,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.gcmmx
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@ -14,7 +14,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.hp64
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@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.hpgcc
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.hpux
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@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.linux
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@ -6,7 +6,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.mingw
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@ -74,7 +74,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
MINGDLL = 12 MINGDLL = 12
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=libpng$(MINGDLL).dll SHAREDLIB=libpng$(MINGDLL).dll

2
scripts/makefile.ne12bsd
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@ -14,7 +14,7 @@ INCSDIR=${LOCALBASE}/include/libpng12
LIB= png12 LIB= png12
SHLIB_MAJOR= 0 SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.20 SHLIB_MINOR= 1.2.21beta1
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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@ -14,7 +14,7 @@ INCSDIR=${LOCALBASE}/include/libpng
LIB= png LIB= png
SHLIB_MAJOR= 3 SHLIB_MAJOR= 3
SHLIB_MINOR= 1.2.20 SHLIB_MINOR= 1.2.21beta1
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.nommx
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@ -7,7 +7,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.openbsd
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@ -8,7 +8,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 0 SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.20 SHLIB_MINOR= 1.2.21beta1
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/makefile.sco
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@ -9,7 +9,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.sggcc
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@ -6,7 +6,7 @@
# Library name: # Library name:
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.sgi
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@ -6,7 +6,7 @@
# Library name: # Library name:
LIBNAME=libpng12 LIBNAME=libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.so9
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@ -8,7 +8,7 @@
# Library name: # Library name:
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12 LIBNAME = libpng12

2
scripts/makefile.solaris
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

2
scripts/makefile.solaris-x86
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@ -8,7 +8,7 @@
# Library name: # Library name:
LIBNAME = libpng12 LIBNAME = libpng12
PNGMAJ = 0 PNGMAJ = 0
PNGMIN = 1.2.20 PNGMIN = 1.2.21beta1
PNGVER = $(PNGMAJ).$(PNGMIN) PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names: # Shared library names:

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 1.2.20 ; Version 1.2.21beta1
LIBRARY PNG LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2" DESCRIPTION "PNG image compression library for OS/2"

2
scripts/pngw32.def
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@ -5,7 +5,7 @@
LIBRARY LIBRARY
EXPORTS EXPORTS
;Version 1.2.20 ;Version 1.2.21beta1
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