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Imported from libpng-1.2.19beta2.tar

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This commit is contained in:
Glenn Randers-Pehrson 2007-05-19 00:36:49 -05:00
parent 4d27f6b77b
commit 12f8283560
55 changed files with 152 additions and 141 deletions
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29
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.2.19beta1 - May 18, 2007
Libpng 1.2.19beta2 - May 19, 2007
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.
@ -9,32 +9,32 @@ Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
libpng-1.2.19beta1.tar.gz
libpng-1.2.19beta1.tar.bz2
libpng-1.2.19beta2.tar.gz
libpng-1.2.19beta2.tar.bz2
Source files with LF line endings (for Unix/Linux) without the
"configure" script
libpng-1.2.19beta1-no-config.tar.gz
libpng-1.2.19beta1-no-config.tar.bz2
libpng-1.2.19beta2-no-config.tar.gz
libpng-1.2.19beta2-no-config.tar.bz2
Source files with CRLF line endings (for Windows), without the
"configure" script
lp1219b01.zip
lp1219b01.tar.bz2
lp1219b02.zip
lp1219b02.tar.bz2
Project files
libpng-1.2.19beta1-project-netware.zip
libpng-1.2.19beta1-project-wince.zip
libpng-1.2.19beta2-project-netware.zip
libpng-1.2.19beta2-project-wince.zip
Other information:
libpng-1.2.19beta1-README.txt
libpng-1.2.19beta1-KNOWNBUGS.txt
libpng-1.2.19beta1-LICENSE.txt
libpng-1.2.19beta1-Y2K-compliance.txt
libpng-1.2.19beta2-README.txt
libpng-1.2.19beta2-KNOWNBUGS.txt
libpng-1.2.19beta2-LICENSE.txt
libpng-1.2.19beta2-Y2K-compliance.txt
Changes since the last public release (1.2.18):
@ -42,6 +42,9 @@ version 1.2.19beta1 [May 18, 2007]
Changed "const static" to "static PNG_CONST" everywhere, mostly undoing
change of libpng-1.2.17beta2. Changed other "const" to "PNG_CONST"
version 1.2.19beta2 [May 19, 2007]
Fixed png_do_expand() to only use the appropriate bits of tRNS value.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

3
CHANGES
View File

@ -1735,6 +1735,9 @@ version 1.2.19beta1 [May 18, 2007]
Changed some handling of unused parameters, to avoid compiler warnings.
"if (unused == NULL) return;" becomes "unused = unused".
version 1.2.19beta2 [May 19, 2007]
Fixed png_do_expand() to only use the appropriate bits of tRNS value.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement

18
INSTALL
View File

@ -1,5 +1,5 @@
Installing libpng version 1.2.19beta1 - May 18, 2007
Installing libpng version 1.2.19beta2 - May 19, 2007
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.
You can rename the directories that you downloaded (they
might be called "libpng-1.2.19beta1" or "lpng109" and "zlib-1.2.1"
might be called "libpng-1.2.19beta2" or "lpng109" and "zlib-1.2.1"
or "zlib121") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this:
@ -101,14 +101,14 @@ include
CMakeLists.txt => "cmake" script
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng12.so.0.1.2.19beta1)
gcc, creates libpng12.so.0.1.2.19beta2)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.19beta1)
(gcc, creates libpng12.so.0.1.2.19beta2)
makefile.gcmmx => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.19beta1,
(gcc, creates libpng12.so.0.1.2.19beta2,
uses assembler code tuned for Intel MMX platform)
makefile.nommx => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.19beta1
(gcc, creates libpng12.so.0.1.2.19beta2
does not use Intel MMX assembler code)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
@ -131,12 +131,12 @@ include
makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc,
creates libpng12.so.0.1.2.19beta1)
creates libpng12.so.0.1.2.19beta2)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng12.so.0.1.2.19beta1)
creates libpng12.so.0.1.2.19beta2)
makefile.so9 => Solaris 9 makefile (gcc,
creates libpng12.so.0.1.2.19beta1)
creates libpng12.so.0.1.2.19beta2)
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

2
KNOWNBUG
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@ -1,5 +1,5 @@
Known bugs in libpng version 1.2.19beta1
Known bugs in libpng version 1.2.19beta2
1. April 22, 2001: pnggccrd.c has been reported to crash on NetBSD when
reading interlaced PNG files, when assembler code is enabled but running

4
LICENSE
View File

@ -8,7 +8,7 @@ COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
If you modify libpng you may insert additional notices immediately following
this sentence.
libpng versions 1.2.6, August 15, 2004, through 1.2.19beta1, May 18, 2007, are
libpng versions 1.2.6, August 15, 2004, through 1.2.19beta2, May 19, 2007, are
Copyright (c) 2004, 2006-2007 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
@ -106,4 +106,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
May 18, 2007
May 19, 2007

14
README
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@ -1,4 +1,4 @@
README for libpng version 1.2.19beta1 - May 18, 2007 (shared library 12.0)
README for libpng version 1.2.19beta2 - May 19, 2007 (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.
@ -190,11 +190,11 @@ Files in this distribution:
descrip.mms => VMS makefile for MMS or MMK
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng12.so.0.1.2.19beta1)
gcc, creates libpng12.so.0.1.2.19beta2)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.19beta1)
(gcc, creates libpng12.so.0.1.2.19beta2)
makefile.gcmmx => Linux/ELF makefile
(gcc, creates libpng12.so.0.1.2.19beta1,
(gcc, creates libpng12.so.0.1.2.19beta2,
uses assembler code tuned for Intel MMX platform)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
@ -216,12 +216,12 @@ 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.0.1.2.19beta1)
(gcc, creates libpng12.so.0.1.2.19beta2)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng12.so.0.1.2.19beta1)
(gcc, creates libpng12.so.0.1.2.19beta2)
makefile.so9 => Solaris 9 makefile
(gcc, creates libpng12.so.0.1.2.19beta1)
(gcc, creates libpng12.so.0.1.2.19beta2)
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:
=========================
May 18, 2007
May 19, 2007
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 1.2.19beta1 are Y2K compliant. It is my belief that earlier
upward through 1.2.19beta2 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 2.61 for libpng 1.2.19beta1.
# Generated by GNU Autoconf 2.61 for libpng 1.2.19beta2.
#
# Report bugs to <png-mng-implement@lists.sourceforge.net>.
#
@ -728,8 +728,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
# Identity of this package.
PACKAGE_NAME='libpng'
PACKAGE_TARNAME='libpng'
PACKAGE_VERSION='1.2.19beta1'
PACKAGE_STRING='libpng 1.2.19beta1'
PACKAGE_VERSION='1.2.19beta2'
PACKAGE_STRING='libpng 1.2.19beta2'
PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
ac_unique_file="pngget.c"
@ -1405,7 +1405,7 @@ if test "$ac_init_help" = "long"; then
# Omit some internal or obsolete options to make the list less imposing.
# This message is too long to be a string in the A/UX 3.1 sh.
cat <<_ACEOF
\`configure' configures libpng 1.2.19beta1 to adapt to many kinds of systems.
\`configure' configures libpng 1.2.19beta2 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
@ -1475,7 +1475,7 @@ fi
if test -n "$ac_init_help"; then
case $ac_init_help in
short | recursive ) echo "Configuration of libpng 1.2.19beta1:";;
short | recursive ) echo "Configuration of libpng 1.2.19beta2:";;
esac
cat <<\_ACEOF
@ -1585,7 +1585,7 @@ fi
test -n "$ac_init_help" && exit $ac_status
if $ac_init_version; then
cat <<\_ACEOF
libpng configure 1.2.19beta1
libpng configure 1.2.19beta2
generated by GNU Autoconf 2.61
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
running configure, to aid debugging if configure makes a mistake.
It was created by libpng $as_me 1.2.19beta1, which was
It was created by libpng $as_me 1.2.19beta2, which was
generated by GNU Autoconf 2.61. Invocation command line was
$ $0 $@
@ -2269,7 +2269,7 @@ fi
# Define the identity of the package.
PACKAGE='libpng'
VERSION='1.2.19beta1'
VERSION='1.2.19beta2'
cat >>confdefs.h <<_ACEOF
@ -2440,7 +2440,7 @@ fi
PNGLIB_VERSION=1.2.19beta1
PNGLIB_VERSION=1.2.19beta2
PNGLIB_MAJOR=1
PNGLIB_MINOR=2
PNGLIB_RELEASE=19
@ -21119,7 +21119,7 @@ exec 6>&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 1.2.19beta1, which was
This file was extended by libpng $as_me 1.2.19beta2, which was
generated by GNU Autoconf 2.61. Invocation command line was
CONFIG_FILES = $CONFIG_FILES
@ -21172,7 +21172,7 @@ Report bugs to <bug-autoconf@gnu.org>."
_ACEOF
cat >>$CONFIG_STATUS <<_ACEOF
ac_cs_version="\\
libpng config.status 1.2.19beta1
libpng config.status 1.2.19beta2
configured by $0, generated by GNU Autoconf 2.61,
with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"

4
configure.ac
View File

@ -18,12 +18,12 @@ AC_PREREQ(2.59)
dnl Version number stuff here:
AC_INIT([libpng], [1.2.19beta1], [png-mng-implement@lists.sourceforge.net])
AC_INIT([libpng], [1.2.19beta2], [png-mng-implement@lists.sourceforge.net])
AM_INIT_AUTOMAKE
dnl stop configure from automagically running automake
AM_MAINTAINER_MODE
PNGLIB_VERSION=1.2.19beta1
PNGLIB_VERSION=1.2.19beta2
PNGLIB_MAJOR=1
PNGLIB_MINOR=2
PNGLIB_RELEASE=19

6
libpng-1.2.19beta1.txt → libpng-1.2.19beta2.txt
View File

@ -1,6 +1,6 @@
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.19beta1 - May 18, 2007
libpng version 1.2.19beta2 - May 19, 2007
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2007 Glenn Randers-Pehrson
@ -2921,13 +2921,13 @@ application:
IX. Y2K Compliance in libpng
May 18, 2007
May 19, 2007
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 1.2.19beta1 are Y2K compliant. It is my belief that earlier
upward through 1.2.19beta2 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

16
libpng.3
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@ -1,6 +1,6 @@
.TH LIBPNG 3 "May 18, 2007"
.TH LIBPNG 3 "May 19, 2007"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta1
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta2
.SH SYNOPSIS
\fB
#include <png.h>\fP
@ -410,7 +410,7 @@ 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 1.2.19beta1 - May 18, 2007
libpng version 1.2.19beta2 - May 19, 2007
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2007 Glenn Randers-Pehrson
@ -3331,13 +3331,13 @@ application:
.SH IX. Y2K Compliance in libpng
May 18, 2007
May 19, 2007
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 1.2.19beta1 are Y2K compliant. It is my belief that earlier
upward through 1.2.19beta2 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
@ -3582,7 +3582,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.2.19beta1 - May 18, 2007:
Libpng version 1.2.19beta2 - May 19, 2007:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -3603,7 +3603,7 @@ included in the libpng distribution, the latter shall prevail.)
If you modify libpng you may insert additional notices immediately following
this sentence.
libpng versions 1.2.6, August 15, 2004, through 1.2.19beta1, May 18, 2007, are
libpng versions 1.2.6, August 15, 2004, through 1.2.19beta2, May 19, 2007, are
Copyright (c) 2004,2006-2007 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
@ -3702,7 +3702,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
May 18, 2007
May 19, 2007
.\" end of man page

4
libpngpf.3
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@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "May 18, 2007"
.TH LIBPNGPF 3 "May 19, 2007"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta1
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta2
(private functions)
.SH SYNOPSIS
\fB#include <png.h>\fP

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "May 18, 2007"
.TH PNG 5 "May 19, 2007"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION

26
png.c
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@ -1,7 +1,7 @@
/* png.c - location for general purpose libpng functions
*
* Last changed in libpng 1.2.19 May 18, 2007
* Last changed in libpng 1.2.19 May 19, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -13,7 +13,7 @@
#include "png.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_19beta1 Your_png_h_is_not_version_1_2_19beta1;
typedef version_1_2_19beta2 Your_png_h_is_not_version_1_2_19beta2;
/* Version information for C files. This had better match the version
* string defined in png.h. */
@ -705,12 +705,11 @@ png_sig_bytes(void)
png_charp PNGAPI
png_get_copyright(png_structp png_ptr)
{
if (png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return ((png_charp) "\n libpng version 1.2.19beta1 - May 18, 2007\n\
png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */
return ((png_charp) "\n libpng version 1.2.19beta2 - May 19, 2007\n\
Copyright (c) 1998-2007 Glenn Randers-Pehrson\n\
Copyright (c) 1996-1997 Andreas Dilger\n\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");
return ((png_charp) "");
}
/* The following return the library version as a short string in the
@ -725,27 +724,24 @@ png_charp PNGAPI
png_get_libpng_ver(png_structp png_ptr)
{
/* Version of *.c files used when building libpng */
if (png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_LIBPNG_VER_STRING);
return ((png_charp) "");
png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_LIBPNG_VER_STRING);
}
png_charp PNGAPI
png_get_header_ver(png_structp png_ptr)
{
/* Version of *.h files used when building libpng */
if (png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_LIBPNG_VER_STRING);
return ((png_charp) "");
png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_LIBPNG_VER_STRING);
}
png_charp PNGAPI
png_get_header_version(png_structp png_ptr)
{
/* Returns longer string containing both version and date */
if (png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_HEADER_VERSION_STRING);
return ((png_charp) "");
png_ptr = png_ptr; /* silence compiler warning about unused png_ptr */
return ((png_charp) PNG_HEADER_VERSION_STRING);
}
#if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED)
@ -756,7 +752,7 @@ png_handle_as_unknown(png_structp png_ptr, png_bytep chunk_name)
/* check chunk_name and return "keep" value if it's on the list, else 0 */
int i;
png_bytep p;
if((png_ptr == NULL && chunk_name == NULL) || png_ptr->num_chunk_list<=0)
if(png_ptr == NULL || chunk_name == NULL || png_ptr->num_chunk_list<=0)
return 0;
p=png_ptr->chunk_list+png_ptr->num_chunk_list*5-5;
for (i = png_ptr->num_chunk_list; i; i--, p-=5)

18
png.h
View File

@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.2.19beta1 - May 18, 2007
* libpng version 1.2.19beta2 - May 19, 2007
* Copyright (c) 1998-2007 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.)
@ -9,7 +9,7 @@
* 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 1.2.19beta1 - May 18, 2007: Glenn
* libpng versions 0.97, January 1998, through 1.2.19beta2 - May 19, 2007: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@ -180,7 +180,7 @@
* If you modify libpng you may insert additional notices immediately following
* this sentence.
*
* libpng versions 1.2.6, August 15, 2004, through 1.2.19beta1, May 18, 2007, are
* libpng versions 1.2.6, August 15, 2004, through 1.2.19beta2, May 19, 2007, are
* Copyright (c) 2004, 2006-2007 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:
@ -292,13 +292,13 @@
* Y2K compliance in libpng:
* =========================
*
* May 18, 2007
* May 19, 2007
*
* 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 1.2.19beta1 are Y2K compliant. It is my belief that earlier
* upward through 1.2.19beta2 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
@ -354,9 +354,9 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.2.19beta1"
#define PNG_LIBPNG_VER_STRING "1.2.19beta2"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.2.19beta1 - May 18, 2007 (header)\n"
" libpng version 1.2.19beta2 - May 19, 2007 (header)\n"
#define PNG_LIBPNG_VER_SONUM 0
#define PNG_LIBPNG_VER_DLLNUM 13
@ -368,7 +368,7 @@
/* This should match the numeric part of the final component of
* PNG_LIBPNG_VER_STRING, omitting any leading zero: */
#define PNG_LIBPNG_VER_BUILD 1
#define PNG_LIBPNG_VER_BUILD 2
/* Release Status */
#define PNG_LIBPNG_BUILD_ALPHA 1
@ -1407,7 +1407,7 @@ 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_19beta1;
typedef png_structp version_1_2_19beta2;
typedef png_struct FAR * FAR * png_structpp;

2
pngconf.h
View File

@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng
*
* libpng version 1.2.19beta1 - May 18, 2007
* libpng version 1.2.19beta2 - May 19, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngerror.c
View File

@ -1,7 +1,7 @@
/* pngerror.c - stub functions for i/o and memory allocation
*
* Last changed in libpng 1.2.19 May 18, 2007
* Last changed in libpng 1.2.19 May 19, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pnggccrd.c
View File

@ -7,7 +7,7 @@
* and http://www.intel.com/drg/pentiumII/appnotes/923/923.htm
* for Intel's performance analysis of the MMX vs. non-MMX code.
*
* Last changed in libpng 1.2.15 January 5, 2007
* Last changed in libpng 1.2.19 May 17, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* Copyright (c) 1998, Intel Corporation

2
pngpread.c
View File

@ -1,7 +1,7 @@
/* pngpread.c - read a png file in push mode
*
* Last changed in libpng 1.2.19 May 18, 2007
* Last changed in libpng 1.2.19 May 19, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngread.c
View File

@ -1,7 +1,7 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.2.15 January 5, 2007
* Last changed in libpng 1.2.17 May 15, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

39
pngrtran.c
View File

@ -1,7 +1,7 @@
/* pngrtran.c - transforms the data in a row for PNG readers
*
* Last changed in libpng 1.2.15 January 5, 2007
* Last changed in libpng 1.2.17 May 15, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -3699,7 +3699,7 @@ png_do_expand(png_row_infop row_info, png_bytep row,
{
case 1:
{
gray = (png_uint_16)(gray*0xff);
gray = (png_uint_16)((gray&0x01)*0xff);
sp = row + (png_size_t)((row_width - 1) >> 3);
dp = row + (png_size_t)row_width - 1;
shift = 7 - (int)((row_width + 7) & 0x07);
@ -3723,7 +3723,7 @@ png_do_expand(png_row_infop row_info, png_bytep row,
}
case 2:
{
gray = (png_uint_16)(gray*0x55);
gray = (png_uint_16)((gray&0x03)*0x55);
sp = row + (png_size_t)((row_width - 1) >> 2);
dp = row + (png_size_t)row_width - 1;
shift = (int)((3 - ((row_width + 3) & 0x03)) << 1);
@ -3746,7 +3746,7 @@ png_do_expand(png_row_infop row_info, png_bytep row,
}
case 4:
{
gray = (png_uint_16)(gray*0x11);
gray = (png_uint_16)((gray&0x07)*0x11);
sp = row + (png_size_t)((row_width - 1) >> 1);
dp = row + (png_size_t)row_width - 1;
shift = (int)((1 - ((row_width + 1) & 0x01)) << 2);
@ -3776,6 +3776,7 @@ png_do_expand(png_row_infop row_info, png_bytep row,
{
if (row_info->bit_depth == 8)
{
gray = gray & 0xff;
sp = row + (png_size_t)row_width - 1;
dp = row + (png_size_t)(row_width << 1) - 1;
for (i = 0; i < row_width; i++)
@ -3789,12 +3790,13 @@ png_do_expand(png_row_infop row_info, png_bytep row,
}
else if (row_info->bit_depth == 16)
{
png_byte gray_high = (gray >> 8) & 0xff;
png_byte gray_low = gray & 0xff;
sp = row + row_info->rowbytes - 1;
dp = row + (row_info->rowbytes << 1) - 1;
for (i = 0; i < row_width; i++)
{
if (((png_uint_16)*(sp) |
((png_uint_16)*(sp - 1) << 8)) == gray)
if (*(sp-1) == gray_high && *(sp) == gray_low)
{
*dp-- = 0;
*dp-- = 0;
@ -3819,13 +3821,14 @@ png_do_expand(png_row_infop row_info, png_bytep row,
{
if (row_info->bit_depth == 8)
{
png_byte red = trans_value->red & 0xff;
png_byte green = trans_value->green & 0xff;
png_byte blue = trans_value->blue & 0xff;
sp = row + (png_size_t)row_info->rowbytes - 1;
dp = row + (png_size_t)(row_width << 2) - 1;
for (i = 0; i < row_width; i++)
{
if (*(sp - 2) == trans_value->red &&
*(sp - 1) == trans_value->green &&
*(sp - 0) == trans_value->blue)
if (*(sp - 2) == red && *(sp - 1) == green && *(sp) == blue)
*dp-- = 0;
else
*dp-- = 0xff;
@ -3836,16 +3839,22 @@ png_do_expand(png_row_infop row_info, png_bytep row,
}
else if (row_info->bit_depth == 16)
{
png_byte red_high = (trans_value->red > 8) & 0xff;
png_byte green_high = (trans_value->green > 8) & 0xff;
png_byte blue_high = (trans_value->blue > 8) & 0xff;
png_byte red_low = trans_value->red & 0xff;
png_byte green_low = trans_value->green & 0xff;
png_byte blue_low = trans_value->blue & 0xff;
sp = row + row_info->rowbytes - 1;
dp = row + (png_size_t)(row_width << 3) - 1;
for (i = 0; i < row_width; i++)
{
if ((((png_uint_16)*(sp - 4) |
((png_uint_16)*(sp - 5) << 8)) == trans_value->red) &&
(((png_uint_16)*(sp - 2) |
((png_uint_16)*(sp - 3) << 8)) == trans_value->green) &&
(((png_uint_16)*(sp - 0) |
((png_uint_16)*(sp - 1) << 8)) == trans_value->blue))
if (*(sp - 4) == red_high &&
*(sp - 5) == red_low &&
*(sp - 2) == green_high &&
*(sp - 3) == green_low &&
*(sp - 0) == blue_high &&
*(sp - 1) == blue_low)
{
*dp-- = 0;
*dp-- = 0;

2
pngrutil.c
View File

@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.2.19 May 18, 2007
* Last changed in libpng 1.2.19 May 19, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngset.c
View File

@ -1,7 +1,7 @@
/* pngset.c - storage of image information into info struct
*
* Last changed in libpng 1.2.17 May 18, 2007
* Last changed in libpng 1.2.17 May 15, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngtest.c
View File

@ -1551,4 +1551,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_19beta1 your_png_h_is_not_version_1_2_19beta1;
typedef version_1_2_19beta2 your_png_h_is_not_version_1_2_19beta2;

4
pngtrans.c
View File

@ -1,9 +1,9 @@
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* Last changed in libpng 1.2.13 November 13, 2006
* Last changed in libpng 1.2.17 May 15, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* Copyright (c) 1998-2007 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.)
*/

4
pngvcrd.c
View File

@ -3,9 +3,9 @@
*
* For Intel x86 CPU and Microsoft Visual C++ compiler
*
* Last changed in libpng 1.2.6 - August 15, 2004
* Last changed in libpng 1.2.17 May 15, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2004 Glenn Randers-Pehrson
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* Copyright (c) 1998, Intel Corporation
*
* Contributed by Nirav Chhatrapati, Intel Corporation, 1998

2
scripts/CMakeLists.txt
View File

@ -179,7 +179,7 @@ configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in
# SET UP LINKS
set_target_properties(${PNG_LIB_NAME} PROPERTIES
# VERSION 0.${PNGLIB_RELEASE}.1.2.19beta1
# VERSION 0.${PNGLIB_RELEASE}.1.2.19beta2
VERSION 0.${PNGLIB_RELEASE}.0
SOVERSION 0
CLEAN_DIRECT_OUTPUT 1)

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

@ -8,7 +8,7 @@
# Modeled after libxml-config.
version=1.2.19beta1
version=1.2.19beta2
prefix=""
libdir=""
libs=""

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

@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
Name: libpng
Description: Loads and saves PNG files
Version: 1.2.19beta1
Version: 1.2.19beta2
Libs: -L${libdir} -lpng12
Cflags: -I${includedir} @LIBPNG_NO_MMX@

2
scripts/libpng.pc.in
View File

@ -5,6 +5,6 @@ includedir=@includedir@/libpng12
Name: libpng
Description: Loads and saves PNG files
Version: 1.2.19beta1
Version: 1.2.19beta2
Libs: -L${libdir} -lpng12
Cflags: -I${includedir}

2
scripts/makefile.32sunu
View File

@ -8,7 +8,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.64sunu
View File

@ -8,7 +8,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.aix
View File

@ -20,7 +20,7 @@ LN_SF = ln -f -s
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
prefix=/usr/local

2
scripts/makefile.beos
View File

@ -8,7 +8,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.cygwin
View File

@ -80,7 +80,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12
PNGMAJ = 0
CYGDLL = 12
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=cygpng$(CYGDLL).dll

2
scripts/makefile.darwin
View File

@ -19,7 +19,7 @@ ZLIBINC=../zlib
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.dec
View File

@ -5,7 +5,7 @@
# Library name:
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12

2
scripts/makefile.elf
View File

@ -12,7 +12,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.gcmmx
View File

@ -16,7 +16,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hp64
View File

@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hpgcc
View File

@ -8,7 +8,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.hpux
View File

@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.linux
View File

@ -6,7 +6,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.mingw
View File

@ -76,7 +76,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME = libpng12
PNGMAJ = 0
MINGDLL = 12
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=libpng$(MINGDLL).dll

2
scripts/makefile.ne12bsd
View File

@ -14,7 +14,7 @@ INCSDIR=${LOCALBASE}/include/libpng12
LIB= png12
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.19beta1
SHLIB_MINOR= 1.2.19beta2
SRCS= pnggccrd.c 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

@ -14,7 +14,7 @@ INCSDIR=${LOCALBASE}/include/libpng
LIB= png
SHLIB_MAJOR= 3
SHLIB_MINOR= 1.2.19beta1
SHLIB_MINOR= 1.2.19beta2
SRCS= pnggccrd.c 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

@ -7,7 +7,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.openbsd
View File

@ -8,7 +8,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.2.19beta1
SHLIB_MINOR= 1.2.19beta2
LIB= png
SRCS= png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c \

2
scripts/makefile.sco
View File

@ -9,7 +9,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.sggcc
View File

@ -6,7 +6,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.sgi
View File

@ -6,7 +6,7 @@
# Library name:
LIBNAME=libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/makefile.so9
View File

@ -8,7 +8,7 @@
# Library name:
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
LIBNAME = libpng12

2
scripts/makefile.solaris
View File

@ -8,7 +8,7 @@
# Library name:
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.19beta1
PNGMIN = 1.2.19beta2
PNGVER = $(PNGMAJ).$(PNGMIN)
# Shared library names:

2
scripts/pngos2.def
View File

@ -2,7 +2,7 @@
; PNG.LIB module definition file for OS/2
;----------------------------------------
; Version 1.2.19beta1
; Version 1.2.19beta2
LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2"

2
scripts/pngw32.def
View File

@ -5,7 +5,7 @@
LIBRARY
EXPORTS
;Version 1.2.19beta1
;Version 1.2.19beta2
png_build_grayscale_palette @1
png_check_sig @2
png_chunk_error @3