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[libpng12] Imported from libpng-1.2.48rc02.tar

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This commit is contained in:
Glenn Randers-Pehrson 2012-03-02 14:25:11 -06:00
parent d2fe2191db
commit 30d32302d0
56 changed files with 136 additions and 218 deletions
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36
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.2.48beta02 - February 29, 2012
Libpng 1.2.48rc02 - March 2, 2012
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.
@ -9,36 +9,36 @@ Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
libpng-1.2.48beta02.tar.xz (LZMA-compressed, recommended)
libpng-1.2.48beta02.tar.gz
libpng-1.2.48beta02.tar.bz2
libpng-1.2.48rc02.tar.xz (LZMA-compressed, recommended)
libpng-1.2.48rc02.tar.gz
libpng-1.2.48rc02.tar.bz2
Source files with LF line endings (for Unix/Linux) without the
"configure" script
libpng-1.2.48beta02-no-config.tar.xz (LZMA-compressed, recommended)
libpng-1.2.48beta02-no-config.tar.gz
libpng-1.2.48beta02-no-config.tar.bz2
libpng-1.2.48rc02-no-config.tar.xz (LZMA-compressed, recommended)
libpng-1.2.48rc02-no-config.tar.gz
libpng-1.2.48rc02-no-config.tar.bz2
Source files with CRLF line endings (for Windows), without the
"configure" script
lp1248b02.zip
lp1248b02.7z
lp1248b02.tar.bz2
lp1248r02.zip
lp1248r02.7z
lp1248r02.tar.bz2
Project files
libpng-1.2.48beta02-project-netware.zip
libpng-1.2.48beta02-project-wince.zip
libpng-1.2.48rc02-project-netware.zip
libpng-1.2.48rc02-project-wince.zip
Other information:
libpng-1.2.48beta02-README.txt
libpng-1.2.48beta02-KNOWNBUGS.txt
libpng-1.2.48beta02-LICENSE.txt
libpng-1.2.48beta02-Y2K-compliance.txt
libpng-1.2.48beta02-[previous version]-diff.txt
libpng-1.2.48rc02-README.txt
libpng-1.2.48rc02-KNOWNBUGS.txt
libpng-1.2.48rc02-LICENSE.txt
libpng-1.2.48rc02-Y2K-compliance.txt
libpng-1.2.48rc02-[previous version]-diff.txt
Changes since the last public release (1.2.46):
@ -55,7 +55,7 @@ version 1.2.48beta01 [Febuary 27, 2012]
causing out-of-bounds read in png_set_sCAL() because of failure to copy
the string terminators (Franke Busse).
version 1.2.48beta02 [February 29, 2012]
version 1.2.48rc01 [March 2, 2012]
Removed the png_free() of unused png_ptr->current_text from pngread.c.
Added libpng license text to pnggccrd.c and pngvcrd.c (requested by Chrome).

5
CHANGES
View File

@ -2760,10 +2760,13 @@ version 1.2.48beta01 [February 27, 2012]
the string terminators. This bug was introduced in libpng-1.0.6 (Frank
Busse).
version 1.2.48beta02 [February 29, 2012]
version 1.2.48rc01 [March 2, 2012]
Removed the png_free() of unused png_ptr->current_text from pngread.c.
Added libpng license text to pnggccrd.c and pngvcrd.c (requested by Chrome).
version 1.2.48rc02 [March 2, 2012]
Removed all of the assembler code from pnggccrd.c and just "return 2;".
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement

2
CMakeLists.txt
View File

@ -215,7 +215,7 @@ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/libpng-config.in
# SET UP LINKS
if(PNG_SHARED)
set_target_properties(${PNG_LIB_NAME} PROPERTIES
# VERSION 0.${PNGLIB_RELEASE}.1.2.48beta02
# VERSION 0.${PNGLIB_RELEASE}.1.2.48rc02
VERSION 0.${PNGLIB_RELEASE}.0
SOVERSION 0
CLEAN_DIRECT_OUTPUT 1)

4
INSTALL
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@ -1,5 +1,5 @@
Installing libpng version 1.2.48beta02 - February 27, 2012
Installing libpng version 1.2.48rc02 - March 2, 2012
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.
You can rename the directories that you downloaded (they
might be called "libpng-1.2.48beta02" or "libpng12" and "zlib-1.2.3"
might be called "libpng-1.2.48rc02" or "libpng12" and "zlib-1.2.3"
or "zlib123") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this:

2
KNOWNBUG
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@ -1,5 +1,5 @@
Known bugs in libpng version 1.2.48beta02
Known bugs in libpng version 1.2.48rc02
1. February 23, 2006: The custom makefiles don't build libpng with -lz.

4
LICENSE
View File

@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.2.48beta02, February 27, 2012, are
libpng versions 1.2.6, August 15, 2004, through 1.2.48rc02, March 2, 2012, are
Copyright (c) 2004, 2006-2009 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5
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
glennrp at users.sourceforge.net
February 27, 2012
March 2, 2012

2
Makefile.am
View File

@ -89,7 +89,7 @@ EXTRA_DIST= \
${srcdir}/contrib/pngsuite/* \
${srcdir}/contrib/visupng/* \
$(TESTS) \
example.c libpng-1.2.48beta02.txt pnggccrd.c pngvcrd.c
example.c libpng-1.2.48rc02.txt pnggccrd.c pngvcrd.c
CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers \
libpng.sym

2
Makefile.in
View File

@ -354,7 +354,7 @@ EXTRA_DIST = \
${srcdir}/contrib/pngsuite/* \
${srcdir}/contrib/visupng/* \
$(TESTS) \
example.c libpng-1.2.48beta02.txt pnggccrd.c pngvcrd.c
example.c libpng-1.2.48rc02.txt pnggccrd.c pngvcrd.c
CLEANFILES = pngout.png libpng12.pc libpng12-config libpng.vers \
libpng.sym

14
README
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@ -1,4 +1,4 @@
README for libpng version 1.2.48beta02 - February 27, 2012 (shared library 12.0)
README for libpng version 1.2.48rc02 - March 2, 2012 (shared library 12.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.
@ -199,11 +199,11 @@ Files in this distribution:
makefile.std => Generic UNIX makefile (cc, creates static
libpng.a)
makefile.elf => Linux/ELF gcc makefile symbol versioning,
creates libpng12.so.0.1.2.48beta02)
creates libpng12.so.0.1.2.48rc02)
makefile.linux => Linux/ELF makefile (gcc, creates
libpng12.so.0.1.2.48beta02)
libpng12.so.0.1.2.48rc02)
makefile.gcmmx => Linux/ELF makefile (gcc, creates
libpng12.so.0.1.2.48beta02, previously
libpng12.so.0.1.2.48rc02, previously
used assembler code tuned for Intel MMX
platform)
makefile.gcc => Generic makefile (gcc, creates static
@ -228,12 +228,12 @@ Files in this distribution:
makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
makefile.sggcc => Silicon Graphics
(gcc, creates libpng12.so.0.1.2.48beta02)
(gcc, creates libpng12.so.0.1.2.48rc02)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng12.so.0.1.2.48beta02)
(gcc, creates libpng12.so.0.1.2.48rc02)
makefile.so9 => Solaris 9 makefile
(gcc, creates libpng12.so.0.1.2.48beta02)
(gcc, creates libpng12.so.0.1.2.48rc02)
makefile.32sunu => Sun Ultra 32-bit makefile
makefile.64sunu => Sun Ultra 64-bit makefile
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:
=========================
February 27, 2012
March 2, 2012
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.48beta02 are Y2K compliant. It is my belief that earlier
upward through 1.2.48rc02 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer

22
configure vendored
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@ -1,6 +1,6 @@
#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.65 for libpng 1.2.48beta02.
# Generated by GNU Autoconf 2.65 for libpng 1.2.48rc02.
#
# Report bugs to <png-mng-implement@lists.sourceforge.net>.
#
@ -701,8 +701,8 @@ MAKEFLAGS=
# Identity of this package.
PACKAGE_NAME='libpng'
PACKAGE_TARNAME='libpng'
PACKAGE_VERSION='1.2.48beta02'
PACKAGE_STRING='libpng 1.2.48beta02'
PACKAGE_VERSION='1.2.48rc02'
PACKAGE_STRING='libpng 1.2.48rc02'
PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
PACKAGE_URL=''
@ -1435,7 +1435,7 @@ if test "$ac_init_help" = "long"; then
# 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.
cat <<_ACEOF
\`configure' configures libpng 1.2.48beta02 to adapt to many kinds of systems.
\`configure' configures libpng 1.2.48rc02 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
@ -1505,7 +1505,7 @@ fi
if test -n "$ac_init_help"; then
case $ac_init_help in
short | recursive ) echo "Configuration of libpng 1.2.48beta02:";;
short | recursive ) echo "Configuration of libpng 1.2.48rc02:";;
esac
cat <<\_ACEOF
@ -1612,7 +1612,7 @@ fi
test -n "$ac_init_help" && exit $ac_status
if $ac_init_version; then
cat <<\_ACEOF
libpng configure 1.2.48beta02
libpng configure 1.2.48rc02
generated by GNU Autoconf 2.65
Copyright (C) 2009 Free Software Foundation, Inc.
@ -2037,7 +2037,7 @@ cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
It was created by libpng $as_me 1.2.48beta02, which was
It was created by libpng $as_me 1.2.48rc02, which was
generated by GNU Autoconf 2.65. Invocation command line was
$ $0 $@
@ -2845,7 +2845,7 @@ fi
# Define the identity of the package.
PACKAGE='libpng'
VERSION='1.2.48beta02'
VERSION='1.2.48rc02'
cat >>confdefs.h <<_ACEOF
@ -2909,7 +2909,7 @@ fi
PNGLIB_VERSION=1.2.48beta02
PNGLIB_VERSION=1.2.48rc02
PNGLIB_MAJOR=1
PNGLIB_MINOR=2
PNGLIB_RELEASE=48
@ -12079,7 +12079,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
# report actual input values of CONFIG_FILES etc. instead of their
# values after options handling.
ac_log="
This file was extended by libpng $as_me 1.2.48beta02, which was
This file was extended by libpng $as_me 1.2.48rc02, which was
generated by GNU Autoconf 2.65. Invocation command line was
CONFIG_FILES = $CONFIG_FILES
@ -12145,7 +12145,7 @@ _ACEOF
cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
ac_cs_version="\\
libpng config.status 1.2.48beta02
libpng config.status 1.2.48rc02
configured by $0, generated by GNU Autoconf 2.65,
with options \\"\$ac_cs_config\\"

4
configure.ac
View File

@ -18,12 +18,12 @@ AC_PREREQ(2.59)
dnl Version number stuff here:
AC_INIT([libpng], [1.2.48beta02], [png-mng-implement@lists.sourceforge.net])
AC_INIT([libpng], [1.2.48rc02], [png-mng-implement@lists.sourceforge.net])
AM_INIT_AUTOMAKE
dnl stop configure from automagically running automake
AM_MAINTAINER_MODE
PNGLIB_VERSION=1.2.48beta02
PNGLIB_VERSION=1.2.48rc02
PNGLIB_MAJOR=1
PNGLIB_MINOR=2
PNGLIB_RELEASE=48

10
libpng-1.2.48beta02.txt → libpng-1.2.48rc02.txt
View File

@ -1,6 +1,6 @@
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.48beta02 - February 27, 2012
libpng version 1.2.48rc02 - March 2, 2012
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2009 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.2.48beta02 - February 27, 2012
libpng versions 0.97, January 1998, through 1.2.48rc02 - March 2, 2012
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2009 Glenn Randers-Pehrson
@ -878,7 +878,7 @@ things.
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.
As of libpng version 1.2.48beta02, not all possible expansions are supported.
As of libpng version 1.2.48rc02, not all possible expansions are supported.
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
@ -3179,13 +3179,13 @@ Other rules can be inferred by inspecting the libpng source.
XIII. Y2K Compliance in libpng
February 27, 2012
March 2, 2012
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.48beta02 are Y2K compliant. It is my belief that earlier
upward through 1.2.48rc02 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that

23
libpng.3
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@ -1,6 +1,6 @@
.TH LIBPNG 3 "February 27, 2012"
.TH LIBPNG 3 "March 2, 2012"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.48beta02
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.48rc02
.SH SYNOPSIS
\fI\fB
@ -821,7 +821,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.48beta02 - February 27, 2012
libpng version 1.2.48rc02 - March 2, 2012
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2009 Glenn Randers-Pehrson
@ -832,7 +832,7 @@ libpng.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.2.48beta02 - February 27, 2012
libpng versions 0.97, January 1998, through 1.2.48rc02 - March 2, 2012
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2009 Glenn Randers-Pehrson
@ -1699,7 +1699,7 @@ things.
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.
As of libpng version 1.2.48beta02, not all possible expansions are supported.
As of libpng version 1.2.48rc02, not all possible expansions are supported.
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
@ -4000,13 +4000,13 @@ Other rules can be inferred by inspecting the libpng source.
.SH XIII. Y2K Compliance in libpng
February 27, 2012
March 2, 2012
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.48beta02 are Y2K compliant. It is my belief that earlier
upward through 1.2.48rc02 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that
@ -4320,7 +4320,8 @@ the first widely used release:
1.0.57rc01 10 10057 10.so.0.57[.0]
1.2.47 13 10247 12.so.0.47[.0]
1.0.57 10 10057 10.so.0.57[.0]
1.2.48beta01-02 13 10248 12.so.0.48[.0]
1.2.48beta01 13 10248 12.so.0.48[.0]
1.2.48rc01 13 10248 12.so.0.48[.0]
Henceforth the source version will match the shared-library minor
and patch numbers; the shared-library major version number will be
@ -4376,7 +4377,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.2.48beta02 - February 27, 2012:
Libpng version 1.2.48rc02 - March 2, 2012:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -4399,7 +4400,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.2.48beta02, February 27, 2012, are
libpng versions 1.2.6, August 15, 2004, through 1.2.48rc02, March 2, 2012, are
Copyright (c) 2004,2006-2008 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors
@ -4498,7 +4499,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
February 27, 2012
March 2, 2012
.\" end of man page

4
libpngpf.3
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@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "February 27, 2012"
.TH LIBPNGPF 3 "March 2, 2012"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.48beta02
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.48rc02
(private functions)
.SH SYNOPSIS
\fB#include <png.h>\fP

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "February 27, 2012"
.TH PNG 5 "March 2, 2012"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION

6
png.c
View File

@ -17,7 +17,7 @@
#include "png.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_48beta02 Your_png_h_is_not_version_1_2_48beta02;
typedef version_1_2_48rc02 Your_png_h_is_not_version_1_2_48rc02;
/* Version information for C files. This had better match the version
* string defined in png.h.
@ -724,13 +724,13 @@ png_get_copyright(png_structp png_ptr)
#else
#ifdef __STDC__
return ((png_charp) PNG_STRING_NEWLINE \
"libpng version 1.2.48beta02 - February 27, 2012" PNG_STRING_NEWLINE \
"libpng version 1.2.48rc02 - March 2, 2012" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2011 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
PNG_STRING_NEWLINE);
#else
return ((png_charp) "libpng version 1.2.48beta02 - February 27, 2012\
return ((png_charp) "libpng version 1.2.48rc02 - March 2, 2012\
Copyright (c) 1998-2011 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");

21
png.h
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@ -1,6 +1,6 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.2.48beta02 - February 27, 2012
* libpng version 1.2.48rc02 - March 2, 2012
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -10,7 +10,7 @@
* Authors and maintainers:
* 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 0.97, January 1998, through 1.2.48beta02 - February 27, 2012: Glenn
* libpng versions 0.97, January 1998, through 1.2.48rc02 - March 2, 2012: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@ -275,7 +275,8 @@
* 1.0.57rc01 10 10057 10.so.0.57[.0]
* 1.2.47 13 10247 12.so.0.47[.0]
* 1.0.57 10 10057 10.so.0.57[.0]
* 1.2.48beta01-02 13 10248 12.so.0.48[.0]
* 1.2.48beta01 13 10248 12.so.0.48[.0]
* 1.2.48rc01 13 10248 12.so.0.48[.0]
*
* Henceforth the source version will match the shared-library major
* and minor numbers; the shared-library major version number will be
@ -307,7 +308,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.2.48beta02, February 27, 2012, are
* libpng versions 1.2.6, August 15, 2004, through 1.2.48rc02, March 2, 2012, are
* Copyright (c) 2004, 2006-2011 Glenn Randers-Pehrson, and are
* distributed according to the same disclaimer and license as libpng-1.2.5
* with the following individual added to the list of Contributing Authors:
@ -419,13 +420,13 @@
* Y2K compliance in libpng:
* =========================
*
* February 27, 2012
* March 2, 2012
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
*
* This is your unofficial assurance that libpng from version 0.71 and
* upward through 1.2.48beta02 are Y2K compliant. It is my belief that earlier
* upward through 1.2.48rc02 are Y2K compliant. It is my belief that earlier
* versions were also Y2K compliant.
*
* Libpng only has three year fields. One is a 2-byte unsigned integer
@ -481,9 +482,9 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.2.48beta02"
#define PNG_LIBPNG_VER_STRING "1.2.48rc02"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.2.48beta02 - February 27, 2012\n"
" libpng version 1.2.48rc02 - March 2, 2012\n"
#define PNG_LIBPNG_VER_SONUM 0
#define PNG_LIBPNG_VER_DLLNUM 13
@ -513,7 +514,7 @@
#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
PNG_LIBPNG_BUILD_PRIVATE */
#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_BETA
#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_RC
/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
* We must not include leading zeros.
@ -1561,7 +1562,7 @@ struct png_struct_def
/* This triggers a compiler error in png.c, if png.c and png.h
* do not agree upon the version number.
*/
typedef png_structp version_1_2_48beta02;
typedef png_structp version_1_2_48rc02;
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
*
* libpng version 1.2.48beta02 - February 27, 2012
* libpng version 1.2.48rc02 - March 2, 2012
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)

95
pnggccrd.c
View File

@ -1,6 +1,6 @@
/* pnggccrd.c
*
* Last changed in libpng 1.2.48 [February 29, 2012]
* Last changed in libpng 1.2.48 [March 2, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
*
* This code is released under the libpng license.
@ -17,96 +17,9 @@
int PNGAPI png_dummy_mmx_support(void);
static int _mmx_supported = 2; // 0: no MMX; 1: MMX supported; 2: not tested
int PNGAPI
png_dummy_mmx_support(void) __attribute__((noinline));
int PNGAPI
png_dummy_mmx_support(void)
int PNGAPI png_dummy_mmx_support(void)
{
int result;
#ifdef PNG_MMX_CODE_SUPPORTED // superfluous, but what the heck
__asm__ __volatile__ (
#ifdef __x86_64__
"pushq %%rbx \n\t" // rbx gets clobbered by CPUID instruction
"pushq %%rcx \n\t" // so does rcx...
"pushq %%rdx \n\t" // ...and rdx (but rcx & rdx safe on Linux)
"pushfq \n\t" // save Eflag to stack
"popq %%rax \n\t" // get Eflag from stack into rax
"movq %%rax, %%rcx \n\t" // make another copy of Eflag in rcx
"xorl $0x200000, %%eax \n\t" // toggle ID bit in Eflag (i.e., bit 21)
"pushq %%rax \n\t" // save modified Eflag back to stack
"popfq \n\t" // restore modified value to Eflag reg
"pushfq \n\t" // save Eflag to stack
"popq %%rax \n\t" // get Eflag from stack
"pushq %%rcx \n\t" // save original Eflag to stack
"popfq \n\t" // restore original Eflag
#else
"pushl %%ebx \n\t" // ebx gets clobbered by CPUID instruction
"pushl %%ecx \n\t" // so does ecx...
"pushl %%edx \n\t" // ...and edx (but ecx & edx safe on Linux)
"pushfl \n\t" // save Eflag to stack
"popl %%eax \n\t" // get Eflag from stack into eax
"movl %%eax, %%ecx \n\t" // make another copy of Eflag in ecx
"xorl $0x200000, %%eax \n\t" // toggle ID bit in Eflag (i.e., bit 21)
"pushl %%eax \n\t" // save modified Eflag back to stack
"popfl \n\t" // restore modified value to Eflag reg
"pushfl \n\t" // save Eflag to stack
"popl %%eax \n\t" // get Eflag from stack
"pushl %%ecx \n\t" // save original Eflag to stack
"popfl \n\t" // restore original Eflag
#endif
"xorl %%ecx, %%eax \n\t" // compare new Eflag with original Eflag
"jz 0f \n\t" // if same, CPUID instr. is not supported
"xorl %%eax, %%eax \n\t" // set eax to zero
// ".byte 0x0f, 0xa2 \n\t" // CPUID instruction (two-byte opcode)
"cpuid \n\t" // get the CPU identification info
"cmpl $1, %%eax \n\t" // make sure eax return non-zero value
"jl 0f \n\t" // if eax is zero, MMX is not supported
"xorl %%eax, %%eax \n\t" // set eax to zero and...
"incl %%eax \n\t" // ...increment eax to 1. This pair is
// faster than the instruction "mov eax, 1"
"cpuid \n\t" // get the CPU identification info again
"andl $0x800000, %%edx \n\t" // mask out all bits but MMX bit (23)
"cmpl $0, %%edx \n\t" // 0 = MMX not supported
"jz 0f \n\t" // non-zero = yes, MMX IS supported
"movl $1, %%eax \n\t" // set return value to 1
"jmp 1f \n\t" // DONE: have MMX support
"0: \n\t" // .NOT_SUPPORTED: target label for jump instructions
"movl $0, %%eax \n\t" // set return value to 0
"1: \n\t" // .RETURN: target label for jump instructions
#ifdef __x86_64__
"popq %%rdx \n\t" // restore rdx
"popq %%rcx \n\t" // restore rcx
"popq %%rbx \n\t" // restore rbx
#else
"popl %%edx \n\t" // restore edx
"popl %%ecx \n\t" // restore ecx
"popl %%ebx \n\t" // restore ebx
#endif
// "ret \n\t" // DONE: no MMX support
// (fall through to standard C "ret")
: "=a" (result) // output list
: // any variables used on input (none)
// no clobber list
// , "%ebx", "%ecx", "%edx" // GRR: we handle these manually
// , "memory" // if write to a variable gcc thought was in a reg
// , "cc" // "condition codes" (flag bits)
);
_mmx_supported = result;
#else
_mmx_supported = 0;
#endif /* PNG_MMX_CODE_SUPPORTED */
return _mmx_supported;
/* 0: no MMX; 1: MMX supported; 2: not tested */
return 2;
}
#endif

2
pngread.c
View File

@ -1,7 +1,7 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.2.48 [February 27, 2012]
* Last changed in libpng 1.2.48 [March 2, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)

2
pngrutil.c
View File

@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.2.48 [February 27, 2012]
* Last changed in libpng 1.2.48 [March 2, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)

2
pngtest.c
View File

@ -1702,4 +1702,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_48beta02 your_png_h_is_not_version_1_2_48beta02;
typedef version_1_2_48rc02 your_png_h_is_not_version_1_2_48rc02;

2
pngvcrd.c
View File

@ -1,6 +1,6 @@
/* pngvcrd.c
*
* Last changed in libpng 1.2.48 [February 29, 2012]
* Last changed in libpng 1.2.48 [March 2, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
*
* This code is released under the libpng license.

4
projects/wince.txt
View File

@ -1,6 +1,6 @@
A set of project files is available for WinCE. Get
libpng-1.2.48beta02-project-wince.zip from a libpng distribution
libpng-1.2.48rc02-project-wince.zip from a libpng distribution
site such as http://libpng.sourceforge.net/index.html
Put the zip file in this directory (projects) and then run
"unzip -a libpng-1.2.48beta02-project-wince.zip"
"unzip -a libpng-1.2.48rc02-project-wince.zip"

4
projects/xcode/libpng.xcodeproj/project.pbxproj
View File

@ -222,7 +222,7 @@
COPY_PHASE_STRIP = NO;
DYLIB_COMPATIBILITY_VERSION = 3;
DYLIB_CURRENT_VERSION = 3;
FRAMEWORK_VERSION = 1.2.48beta02;
FRAMEWORK_VERSION = 1.2.48rc02;
GCC_PRECOMPILE_PREFIX_HEADER = NO;
GCC_PREFIX_HEADER = "";
INFOPLIST_FILE = Info.plist;
@ -240,7 +240,7 @@
buildSettings = {
DYLIB_COMPATIBILITY_VERSION = 3;
DYLIB_CURRENT_VERSION = 3;
FRAMEWORK_VERSION = 1.2.48beta02;
FRAMEWORK_VERSION = 1.2.48rc02;
GCC_PRECOMPILE_PREFIX_HEADER = NO;
GCC_PREFIX_HEADER = "";
INFOPLIST_FILE = Info.plist;

14
scripts/README.txt
View File

@ -1,8 +1,8 @@
Makefiles for libpng version 1.2.48beta02 - February 27, 2012
Makefiles for libpng version 1.2.48rc02 - March 2, 2012
makefile.linux => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.48beta02)
(gcc, creates libpng12.so.0.1.2.48rc02)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
ansi2knr (Requires ansi2knr.c from
@ -20,7 +20,7 @@ Makefiles for libpng version 1.2.48beta02 - February 27, 2012
makefile.dec => DEC Alpha UNIX makefile
makefile.dj2 => DJGPP 2 makefile
makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng12.so.0.1.2.48beta02)
gcc, creates libpng12.so.0.1.2.48rc02)
makefile.freebsd => FreeBSD makefile
makefile.gcc => Generic gcc makefile
makefile.gccmmx => Generic gcc makefile previously using MMX code
@ -38,14 +38,14 @@ Makefiles for libpng version 1.2.48beta02 - February 27, 2012
makefile.os2 => OS/2 Makefile (gcc and emx, requires pngos2.def)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.sggcc => Silicon Graphics (gcc,
creates libpng12.so.0.1.2.48beta02)
creates libpng12.so.0.1.2.48rc02)
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng12.so.0.1.2.48beta02)
creates libpng12.so.0.1.2.48rc02)
makefile.solaris-x86 => Solaris 2.X makefile (gcc, no MMX code,
creates libpng12.so.0.1.2.48beta02)
creates libpng12.so.0.1.2.48rc02)
makefile.so9 => Solaris 9 makefile (gcc,
creates libpng12.so.0.1.2.48beta02)
creates libpng12.so.0.1.2.48rc02)
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.sunos => Sun makefile
makefile.32sunu => Sun Ultra 32-bit makefile

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

@ -11,7 +11,7 @@
# Modeled after libxml-config.
version=1.2.48beta02
version=1.2.48rc02
prefix=""
libdir=""
libs=""

2
scripts/libpng.pc.in
View File

@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
Name: libpng
Description: Loads and saves PNG files
Version: 1.2.48beta02
Version: 1.2.48rc02
Libs: -L${libdir} -lpng12
Cflags: -I${includedir}

2
scripts/makefile.32sunu
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.64sunu
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.aix
View File

@ -23,7 +23,7 @@ LN_SF = ln -f -s
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
prefix=/usr/local

2
scripts/makefile.beos
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.cygwin
View File

@ -77,7 +77,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12
PNGMAJ = 0
CYGDLL = 12
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=cygpng$(CYGDLL).dll

2
scripts/makefile.darwin
View File

@ -22,7 +22,7 @@ ZLIBINC=../zlib
# Library name:
LIBNAME = libpng12
PNGMAJ = 12
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.dec
View File

@ -8,7 +8,7 @@
# Library name:
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12

2
scripts/makefile.elf
View File

@ -16,7 +16,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.gcmmx
View File

@ -17,7 +17,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hp64
View File

@ -21,7 +21,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hpgcc
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hpux
View File

@ -21,7 +21,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.linux
View File

@ -10,7 +10,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.mingw
View File

@ -81,7 +81,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12
PNGMAJ = 0
MINGDLL = 12
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=libpng$(MINGDLL).dll

2
scripts/makefile.ne12bsd
View File

@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng12
LIB= png12
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.48beta02
SHLIB_MINOR= 1.2.48rc02
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.netbsd
View File

@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
LIB= png
SHLIB_MAJOR= 3
SHLIB_MINOR= 1.2.48beta02
SHLIB_MINOR= 1.2.48rc02
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.nommx
View File

@ -10,7 +10,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.openbsd
View File

@ -11,7 +11,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.48beta02
SHLIB_MINOR= 1.2.48rc02
LIB= png
SRCS= png.c pngerror.c pngget.c pngmem.c pngpread.c \

2
scripts/makefile.sco
View File

@ -12,7 +12,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.sggcc
View File

@ -9,7 +9,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.sgi
View File

@ -9,7 +9,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.so9
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@ -11,7 +11,7 @@
# Library name:
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12

2
scripts/makefile.solaris
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.solaris-x86
View File

@ -11,7 +11,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.48beta02
PNGMIN = 1.2.48rc02
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/png32ce.def
View File

@ -5,7 +5,7 @@
LIBRARY lpngce
EXPORTS
;Version 1.2.48beta02
;Version 1.2.48rc02
png_build_grayscale_palette @1
png_check_sig @2
png_chunk_error @3

2
scripts/pngos2.def
View File

@ -2,7 +2,7 @@
; PNG.LIB module definition file for OS/2
;----------------------------------------
; Version 1.2.48beta02
; Version 1.2.48rc02
LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2"

2
scripts/pngw32.def
View File

@ -5,7 +5,7 @@
LIBRARY
EXPORTS
;Version 1.2.48beta02
;Version 1.2.48rc02
png_build_grayscale_palette @1
png_check_sig @2
png_chunk_error @3