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体验新版 GitCode,发现更多精彩内容 >>
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ebd7f9a3
编写于
10月 19, 2006
作者:
G
Glenn Randers-Pehrson
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Imported from libpng-1.4.0beta12.tar
上级
beb572e6
变更
45
隐藏空白更改
内联
并排
Showing
45 changed file
with
136 addition
and
116 deletion
+136
-116
ANNOUNCE
ANNOUNCE
+16
-11
CHANGES
CHANGES
+5
-0
INSTALL
INSTALL
+8
-8
KNOWNBUG
KNOWNBUG
+1
-1
LICENSE
LICENSE
+2
-2
README
README
+7
-7
configure
configure
+11
-11
configure.ac
configure.ac
+2
-2
libpng.3
libpng.3
+20
-17
libpng.txt
libpng.txt
+14
-11
libpngpf.3
libpngpf.3
+2
-2
png.5
png.5
+1
-1
png.c
png.c
+2
-2
png.h
png.h
+10
-10
pngconf.h
pngconf.h
+5
-1
pngpriv.h
pngpriv.h
+1
-1
pngrutil.c
pngrutil.c
+1
-1
pngset.c
pngset.c
+1
-1
pngtest.c
pngtest.c
+1
-1
scripts/libpng-config-head.in
scripts/libpng-config-head.in
+1
-1
scripts/libpng.pc.in
scripts/libpng.pc.in
+1
-1
scripts/makefile.32sunu
scripts/makefile.32sunu
+1
-1
scripts/makefile.64sunu
scripts/makefile.64sunu
+1
-1
scripts/makefile.aix
scripts/makefile.aix
+1
-1
scripts/makefile.beos
scripts/makefile.beos
+1
-1
scripts/makefile.cygwin
scripts/makefile.cygwin
+1
-1
scripts/makefile.darwin
scripts/makefile.darwin
+1
-1
scripts/makefile.dec
scripts/makefile.dec
+1
-1
scripts/makefile.elf
scripts/makefile.elf
+1
-1
scripts/makefile.gcmmx
scripts/makefile.gcmmx
+1
-1
scripts/makefile.hp64
scripts/makefile.hp64
+1
-1
scripts/makefile.hpgcc
scripts/makefile.hpgcc
+1
-1
scripts/makefile.hpux
scripts/makefile.hpux
+1
-1
scripts/makefile.linux
scripts/makefile.linux
+1
-1
scripts/makefile.mingw
scripts/makefile.mingw
+1
-1
scripts/makefile.ne12bsd
scripts/makefile.ne12bsd
+1
-1
scripts/makefile.netbsd
scripts/makefile.netbsd
+1
-1
scripts/makefile.openbsd
scripts/makefile.openbsd
+1
-1
scripts/makefile.sco
scripts/makefile.sco
+1
-1
scripts/makefile.sggcc
scripts/makefile.sggcc
+1
-1
scripts/makefile.sgi
scripts/makefile.sgi
+1
-1
scripts/makefile.so9
scripts/makefile.so9
+1
-1
scripts/makefile.solaris
scripts/makefile.solaris
+1
-1
scripts/pngos2.def
scripts/pngos2.def
+1
-1
scripts/pngwin.def
scripts/pngwin.def
+1
-1
未找到文件。
ANNOUNCE
浏览文件 @
ebd7f9a3
Libpng 1.4.0beta1
1 - August
19, 2006
Libpng 1.4.0beta1
2 - October
19, 2006
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.
...
...
@@ -9,27 +9,27 @@ Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
1.4.0beta1
1
.tar.gz
1.4.0beta1
1
.tar.bz2
1.4.0beta1
2
.tar.gz
1.4.0beta1
2
.tar.bz2
Source files with LF line endings (for Unix/Linux) without the
"configure" script
1.4.0beta1
1
-no-config.tar.gz
1.4.0beta1
1
-no-config.tar.bz2
1.4.0beta1
2
-no-config.tar.gz
1.4.0beta1
2
-no-config.tar.bz2
Source files with CRLF line endings (for Windows), without the
"configure" script
lp140b1
1
.zip
lp140b1
1
.tar.bz2
lp140b1
2
.zip
lp140b1
2
.tar.bz2
Other information:
1.4.0beta1
1
-README.txt
1.4.0beta1
1
-KNOWNBUGS.txt
1.4.0beta1
1
-LICENSE.txt
1.4.0beta1
1
-Y2K-compliance.txt
1.4.0beta1
2
-README.txt
1.4.0beta1
2
-KNOWNBUGS.txt
1.4.0beta1
2
-LICENSE.txt
1.4.0beta1
2
-Y2K-compliance.txt
Changes since the last public release (1.2.10):
...
...
@@ -207,6 +207,11 @@ version 1.4.0beta11 [August 19, 2006]
Added pngdefs.h that is built by makefile or configure, instead of
pngconf.h.in (Glenn).
version 1.4.0beta12 [October 19, 2006]
Changed "logical" to "bitwise" in the documentation.
Work around Intel-Mac compiler bug by setting PNG_NO_MMX_CODE in pngconf.h
Add a typecast to stifle compiler warning in pngrutil.c
version 1.4.0betaN [future]
Build shared libraries with -lz and sometimes -lm.
...
...
CHANGES
浏览文件 @
ebd7f9a3
...
...
@@ -1710,6 +1710,11 @@ version 1.4.0beta11 [August 19, 2006]
Added pngdefs.h that is built by makefile or configure, instead of
pngconf.h.in (Glenn).
version 1.4.0beta12 [October 19, 2006]
Changed "logical" to "bitwise" in the documentation.
Work around Intel-Mac compiler bug by setting PNG_NO_MMX_CODE in pngconf.h
Add a typecast to stifle compiler warning in pngrutil.c
version 1.4.0betaN [future]
Build shared libraries with -lz and sometimes -lm.
...
...
INSTALL
浏览文件 @
ebd7f9a3
Installing libpng version 1.4.0beta1
1 - August
19, 2006
Installing libpng version 1.4.0beta1
2 - October
19, 2006
On Unix/Linux and similar systems, you can simply type
...
...
@@ -37,7 +37,7 @@ 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-1.4.0beta1
1
" or "lpng109" and "zlib-1.2.1"
might be called "libpng-1.4.0beta1
2
" 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:
...
...
@@ -87,11 +87,11 @@ include
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.elf => Linux/ELF makefile symbol versioning,
gcc, creates libpng14.so.1.1.4.0beta1
1
)
gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
)
(gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.gcmmx => Linux/ELF makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
,
(gcc, creates libpng14.so.1.1.4.0beta1
2
,
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
...
...
@@ -114,12 +114,12 @@ include
makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc,
creates libpng14.so.1.1.4.0beta1
1
)
creates libpng14.so.1.1.4.0beta1
2
)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng14.so.1.1.4.0beta1
1
)
creates libpng14.so.1.1.4.0beta1
2
)
makefile.so9 => Solaris 9 makefile (gcc,
creates libpng14.so.1.1.4.0beta1
1
)
creates libpng14.so.1.1.4.0beta1
2
)
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
...
...
KNOWNBUG
浏览文件 @
ebd7f9a3
Known bugs in libpng version 1.4.0beta1
1
Known bugs in libpng version 1.4.0beta1
2
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
...
...
LICENSE
浏览文件 @
ebd7f9a3
...
...
@@ -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 1.4.0beta1
1, August
19, 2006, are
libpng versions 1.2.6, August 15, 2004, through 1.4.0beta1
2, October
19, 2006, are
Copyright (c) 2004, 2006 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
August
19, 2006
October
19, 2006
README
浏览文件 @
ebd7f9a3
README for libpng version 1.4.0beta1
1 - August
19, 2006 (shared library 14.0)
README for libpng version 1.4.0beta1
2 - October
19, 2006 (shared library 14.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.
...
...
@@ -184,11 +184,11 @@ 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 libpng14.so.1.1.4.0beta1
1
)
gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
)
(gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.gcmmx => Linux/ELF makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
,
(gcc, creates libpng14.so.1.1.4.0beta1
2
,
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
...
...
@@ -210,12 +210,12 @@ Files in this distribution:
makefile.openbsd => OpenBSD makefile
makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
makefile.sggcc => Silicon Graphics
(gcc, creates libpng14.so.1.1.4.0beta1
1
)
(gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
)
(gcc, creates libpng14.so.1.1.4.0beta1
2
)
makefile.so9 => Solaris 9 makefile
(gcc, creates libpng14.so.1.1.4.0beta1
1
)
(gcc, creates libpng14.so.1.1.4.0beta1
2
)
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
...
...
configure
浏览文件 @
ebd7f9a3
#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.59 for libpng 1.4.0beta1
1
.
# Generated by GNU Autoconf 2.59 for libpng 1.4.0beta1
2
.
#
# Report bugs to <png-mng-implement@lists.sourceforge.net>.
#
...
...
@@ -423,8 +423,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
# Identity of this package.
PACKAGE_NAME='libpng'
PACKAGE_TARNAME='libpng'
PACKAGE_VERSION='1.4.0beta1
1
'
PACKAGE_STRING='libpng 1.4.0beta1
1
'
PACKAGE_VERSION='1.4.0beta1
2
'
PACKAGE_STRING='libpng 1.4.0beta1
2
'
PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
ac_unique_file="pngget.c"
...
...
@@ -954,7 +954,7 @@ if test "$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 1.4.0beta1
1
to adapt to many kinds of systems.
\`configure' configures libpng 1.4.0beta1
2
to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
...
...
@@ -1020,7 +1020,7 @@ fi
if test -n "$ac_init_help"; then
case $ac_init_help in
short | recursive ) echo "Configuration of libpng 1.4.0beta1
1
:";;
short | recursive ) echo "Configuration of libpng 1.4.0beta1
2
:";;
esac
cat <<\_ACEOF
...
...
@@ -1167,7 +1167,7 @@ fi
test -n "$ac_init_help" && exit 0
if $ac_init_version; then
cat <<\_ACEOF
libpng configure 1.4.0beta1
1
libpng configure 1.4.0beta1
2
generated by GNU Autoconf 2.59
Copyright (C) 2003 Free Software Foundation, Inc.
...
...
@@ -1181,7 +1181,7 @@ cat >&5 <<_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 1.4.0beta1
1
, which was
It was created by libpng $as_me 1.4.0beta1
2
, which was
generated by GNU Autoconf 2.59. Invocation command line was
$ $0 $@
...
...
@@ -1824,7 +1824,7 @@ fi
# Define the identity of the package.
PACKAGE='libpng'
VERSION='1.4.0beta1
1
'
VERSION='1.4.0beta1
2
'
cat >>confdefs.h <<_ACEOF
...
...
@@ -1979,7 +1979,7 @@ fi
PNGLIB_VERSION=1.4.0beta1
1
PNGLIB_VERSION=1.4.0beta1
2
PNGLIB_MAJOR=14
PNGLIB_MINOR=0
...
...
@@ -20603,7 +20603,7 @@ _ASBOX
} >&5
cat >&5 <<_CSEOF
This file was extended by libpng $as_me 1.4.0beta1
1
, which was
This file was extended by libpng $as_me 1.4.0beta1
2
, which was
generated by GNU Autoconf 2.59. Invocation command line was
CONFIG_FILES = $CONFIG_FILES
...
...
@@ -20666,7 +20666,7 @@ _ACEOF
cat >>$CONFIG_STATUS <<_ACEOF
ac_cs_version="\\
libpng config.status 1.4.0beta1
1
libpng config.status 1.4.0beta1
2
configured by $0, generated by GNU Autoconf 2.59,
with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
...
...
configure.ac
浏览文件 @
ebd7f9a3
...
...
@@ -18,12 +18,12 @@ AC_PREREQ(2.59)
dnl Version number stuff here:
AC_INIT([libpng], [1.4.0beta1
1
], [png-mng-implement@lists.sourceforge.net])
AC_INIT([libpng], [1.4.0beta1
2
], [png-mng-implement@lists.sourceforge.net])
AM_INIT_AUTOMAKE
dnl stop configure from automagically running automake
AM_MAINTAINER_MODE
PNGLIB_VERSION=1.4.0beta1
1
PNGLIB_VERSION=1.4.0beta1
2
PNGLIB_MAJOR=14
PNGLIB_MINOR=0
...
...
libpng.3
浏览文件 @
ebd7f9a3
.TH LIBPNG 3 "
August
19, 2006"
.TH LIBPNG 3 "
October
19, 2006"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta1
1
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta1
2
.SH SYNOPSIS
\fI\fB
...
...
@@ -797,7 +797,7 @@ 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 1.4.0beta1
1 - August
19, 2006
libpng version 1.4.0beta1
2 - October
19, 2006
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2005 Glenn Randers-Pehrson
...
...
@@ -1189,7 +1189,7 @@ dithering, and setting filler.) If this is the case, simply do this:
png_read_png(png_ptr, info_ptr, png_transforms, NULL)
where png_transforms is an integer containing the
logical
OR of
where png_transforms is an integer containing the
bitwise
OR of
some set of transformation flags. This call is equivalent to png_read_info(),
followed the set of transformations indicated by the transform mask,
then png_read_image(), and finally png_read_end().
...
...
@@ -2067,7 +2067,7 @@ point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, seq)
mask - identifies data to be freed, a mask
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_FREE_PLTE, PNG_FREE_TRNS,
PNG_FREE_HIST, PNG_FREE_ICCP,
...
...
@@ -2129,7 +2129,7 @@ application instead of by libpng, you can use
png_set_invalid(png_ptr, info_ptr, mask);
mask - identifies the chunks to be made invalid,
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_INFO_gAMA, PNG_INFO_sBIT,
PNG_INFO_cHRM, PNG_INFO_PLTE,
...
...
@@ -2441,7 +2441,7 @@ types.
/* turn on or off filtering, and/or choose
specific filters. You can use either a single
PNG_FILTER_VALUE_NAME or the
logical
OR of one
PNG_FILTER_VALUE_NAME or the
bitwise
OR of one
or more PNG_FILTER_NAME masks. */
png_set_filter(png_ptr, 0,
PNG_FILTER_NONE | PNG_FILTER_VALUE_NONE |
...
...
@@ -2814,7 +2814,7 @@ png_set_rows() to put image data in the info structure), simply do this:
png_write_png(png_ptr, info_ptr, png_transforms, NULL)
where png_transforms is an integer containing the
logical
OR of some set of
where png_transforms is an integer containing the
bitwise
OR of some set of
transformation flags. This call is equivalent to png_write_info(),
followed the set of transformations indicated by the transform mask,
then png_write_image(), and finally png_write_end().
...
...
@@ -3074,7 +3074,7 @@ point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, seq)
mask - identifies data to be freed, a mask
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_FREE_PLTE, PNG_FREE_TRNS,
PNG_FREE_HIST, PNG_FREE_ICCP,
...
...
@@ -3215,6 +3215,9 @@ The replacement I/O functions must have prototypes as follows:
png_bytep data, png_size_t length);
void user_flush_data(png_structp png_ptr);
The user_read_data() function is responsible for detecting and
handling end-of-data errors.
Supplying NULL for the read, write, or flush functions sets them back
to using the default C stream functions. It is an error to read from
a write stream, and vice versa.
...
...
@@ -3643,12 +3646,12 @@ Libpng can support some of these extensions. To enable them, use the
png_permit_mng_features() function:
feature_set = png_permit_mng_features(png_ptr, mask)
mask is a png_uint_32 containing the
logical
OR of the
mask is a png_uint_32 containing the
bitwise
OR of the
features you want to enable. These include
PNG_FLAG_MNG_EMPTY_PLTE
PNG_FLAG_MNG_FILTER_64
PNG_ALL_MNG_FEATURES
feature_set is a png_uint_32 that is the
logical
AND of
feature_set is a png_uint_32 that is the
bitwise
AND of
your mask with the set of MNG features that is
supported by the version of libpng that you are using.
...
...
@@ -3711,13 +3714,13 @@ application:
.SH IX. Y2K Compliance in libpng
August
19, 2006
October
19, 2006
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 1.4.0beta1
1
are Y2K compliant. It is my belief that earlier
upward through 1.4.0beta1
2
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
...
...
@@ -3882,7 +3885,7 @@ the first widely used release:
1.4.0beta7-8 14 10400 14.so.0.0[.0]
1.2.11 13 10211 12.so.0.10[.0]
1.2.12 13 10212 12.so.0.10[.0]
1.4.0beta9-1
1
14 10400 14.so.0.0[.0]
1.4.0beta9-1
2
14 10400 14.so.0.0[.0]
Henceforth the source version will match the shared-library minor
and patch numbers; the shared-library major version number will be
...
...
@@ -3938,7 +3941,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.4.0beta1
1 - August
19, 2006:
Libpng version 1.4.0beta1
2 - October
19, 2006:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
...
...
@@ -3959,7 +3962,7 @@ 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 1.4.0beta1
1, August
19, 2006, are
libpng versions 1.2.6, August 15, 2004, through 1.4.0beta1
2, October
19, 2006, are
Copyright (c) 2004-2006 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
...
...
@@ -4058,7 +4061,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
August
19, 2006
October
19, 2006
.\" end of man page
libpng.txt
浏览文件 @
ebd7f9a3
libpng.txt - A description on how to use and modify libpng
libpng version 1.4.0beta1
1 - August
19, 2006
libpng version 1.4.0beta1
2 - October
19, 2006
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2005 Glenn Randers-Pehrson
...
...
@@ -392,7 +392,7 @@ dithering, and setting filler.) If this is the case, simply do this:
png_read_png(png_ptr, info_ptr, png_transforms, NULL)
where png_transforms is an integer containing the
logical
OR of
where png_transforms is an integer containing the
bitwise
OR of
some set of transformation flags. This call is equivalent to png_read_info(),
followed the set of transformations indicated by the transform mask,
then png_read_image(), and finally png_read_end().
...
...
@@ -1270,7 +1270,7 @@ point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, seq)
mask - identifies data to be freed, a mask
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_FREE_PLTE, PNG_FREE_TRNS,
PNG_FREE_HIST, PNG_FREE_ICCP,
...
...
@@ -1332,7 +1332,7 @@ application instead of by libpng, you can use
png_set_invalid(png_ptr, info_ptr, mask);
mask - identifies the chunks to be made invalid,
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_INFO_gAMA, PNG_INFO_sBIT,
PNG_INFO_cHRM, PNG_INFO_PLTE,
...
...
@@ -1644,7 +1644,7 @@ types.
/* turn on or off filtering, and/or choose
specific filters. You can use either a single
PNG_FILTER_VALUE_NAME or the
logical
OR of one
PNG_FILTER_VALUE_NAME or the
bitwise
OR of one
or more PNG_FILTER_NAME masks. */
png_set_filter(png_ptr, 0,
PNG_FILTER_NONE | PNG_FILTER_VALUE_NONE |
...
...
@@ -2017,7 +2017,7 @@ png_set_rows() to put image data in the info structure), simply do this:
png_write_png(png_ptr, info_ptr, png_transforms, NULL)
where png_transforms is an integer containing the
logical
OR of some set of
where png_transforms is an integer containing the
bitwise
OR of some set of
transformation flags. This call is equivalent to png_write_info(),
followed the set of transformations indicated by the transform mask,
then png_write_image(), and finally png_write_end().
...
...
@@ -2277,7 +2277,7 @@ point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, seq)
mask - identifies data to be freed, a mask
containing the
logical
OR of one or
containing the
bitwise
OR of one or
more of
PNG_FREE_PLTE, PNG_FREE_TRNS,
PNG_FREE_HIST, PNG_FREE_ICCP,
...
...
@@ -2418,6 +2418,9 @@ The replacement I/O functions must have prototypes as follows:
png_bytep data, png_size_t length);
void user_flush_data(png_structp png_ptr);
The user_read_data() function is responsible for detecting and
handling end-of-data errors.
Supplying NULL for the read, write, or flush functions sets them back
to using the default C stream functions. It is an error to read from
a write stream, and vice versa.
...
...
@@ -2846,12 +2849,12 @@ Libpng can support some of these extensions. To enable them, use the
png_permit_mng_features() function:
feature_set = png_permit_mng_features(png_ptr, mask)
mask is a png_uint_32 containing the
logical
OR of the
mask is a png_uint_32 containing the
bitwise
OR of the
features you want to enable. These include
PNG_FLAG_MNG_EMPTY_PLTE
PNG_FLAG_MNG_FILTER_64
PNG_ALL_MNG_FEATURES
feature_set is a png_uint_32 that is the
logical
AND of
feature_set is a png_uint_32 that is the
bitwise
AND of
your mask with the set of MNG features that is
supported by the version of libpng that you are using.
...
...
@@ -2914,13 +2917,13 @@ application:
IX. Y2K Compliance in libpng
August
19, 2006
October
19, 2006
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 1.4.0beta1
1
are Y2K compliant. It is my belief that earlier
upward through 1.4.0beta1
2
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
...
...
libpngpf.3
浏览文件 @
ebd7f9a3
.TH LIBPNGPF 3 "
August
19, 2006"
.TH LIBPNGPF 3 "
October
19, 2006"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta1
1
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta1
2
(private functions)
.SH SYNOPSIS
\fB#include <png.h>\fP
...
...
png.5
浏览文件 @
ebd7f9a3
.TH PNG 5 "
August
19, 2006"
.TH PNG 5 "
October
19, 2006"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION
...
...
png.c
浏览文件 @
ebd7f9a3
...
...
@@ -13,7 +13,7 @@
#include "pngpriv.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef
version_1_4_0beta1
1
Your_png_h_is_not_version_1_4_0beta11
;
typedef
version_1_4_0beta1
2
Your_png_h_is_not_version_1_4_0beta12
;
/* Version information for C files. This had better match the version
* string defined in png.h. */
...
...
@@ -635,7 +635,7 @@ 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 1.4.0beta1
1 - August
19, 2006
\n
\
return
((
png_charp
)
"
\n
libpng version 1.4.0beta1
2 - October
19, 2006
\n
\
Copyright (c) 1998-2006 Glenn Randers-Pehrson
\n
\
Copyright (c) 1996-1997 Andreas Dilger
\n
\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
\n
"
);
...
...
png.h
浏览文件 @
ebd7f9a3
/* png.h - header file for PNG reference library
*
* libpng version 1.4.0beta1
1 - August
19, 2006
* libpng version 1.4.0beta1
2 - October
19, 2006
* Copyright (c) 1998-2006 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 1.4.0beta1
1 - August
19, 2006: Glenn
* libpng versions 0.97, January 1998, through 1.4.0beta1
2 - October
19, 2006: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
...
...
@@ -124,7 +124,7 @@
* 1.4.0beta7-8 14 10400 14.so.0.0[.0]
* 1.2.11 13 10211 12.so.0.10[.0]
* 1.2.12 13 10212 12.so.0.10[.0]
* 1.4.0beta9-1
1
14 10400 14.so.0.0[.0]
* 1.4.0beta9-1
2
14 10400 14.so.0.0[.0]
*
* Henceforth the source version will match the shared-library major
* and minor numbers; the shared-library major version number will be
...
...
@@ -154,7 +154,7 @@
* If you modify libpng you may insert additional notices immediately following
* this sentence.
*
* libpng versions 1.2.6, August 15, 2004, through 1.4.0beta1
1, August
19, 2006, are
* libpng versions 1.2.6, August 15, 2004, through 1.4.0beta1
2, October
19, 2006, are
* Copyright (c) 2004, 2006 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:
...
...
@@ -266,13 +266,13 @@
* Y2K compliance in libpng:
* =========================
*
*
August
19, 2006
*
October
19, 2006
*
* 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 1.4.0beta1
1
are Y2K compliant. It is my belief that earlier
* upward through 1.4.0beta1
2
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
...
...
@@ -328,9 +328,9 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.4.0beta1
1
"
#define PNG_LIBPNG_VER_STRING "1.4.0beta1
2
"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.4.0beta1
1 - August
19, 2006 (header)\n"
" libpng version 1.4.0beta1
2 - October
19, 2006 (header)\n"
#define PNG_LIBPNG_VER_SONUM 1
#define PNG_LIBPNG_VER_DLLNUM 14
...
...
@@ -342,7 +342,7 @@
/* 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
1
#define PNG_LIBPNG_VER_BUILD 1
2
/* Release Status */
#define PNG_LIBPNG_BUILD_ALPHA 1
...
...
@@ -1337,7 +1337,7 @@ 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_4_0beta1
1
;
typedef
png_structp
version_1_4_0beta1
2
;
typedef
png_struct
FAR
*
FAR
*
png_structpp
;
...
...
pngconf.h
浏览文件 @
ebd7f9a3
/* pngconf.h - machine configurable file for libpng
*
* libpng version 1.4.0beta1
1 - August
19, 2006
* libpng version 1.4.0beta1
2 - October
19, 2006
* 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)
...
...
@@ -637,6 +637,10 @@
# ifndef PNG_ASSEMBLER_CODE_SUPPORTED
# define PNG_ASSEMBLER_CODE_SUPPORTED
# endif
# if defined(XP_MACOSX) && !defined(PNG_NO_MMX_CODE)
/* work around Intel-Mac compiler bug */
# define PNG_NO_MMX_CODE
# endif
# if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE) && \
defined(__MMX__)
# define PNG_MMX_CODE_SUPPORTED
...
...
pngpriv.h
浏览文件 @
ebd7f9a3
/* pngpriv.h - private declarations for use inside libpng
*
* libpng version 1.4.0beta1
1 - August
19, 2006
* libpng version 1.4.0beta1
2 - October
19, 2006
* 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)
...
...
pngrutil.c
浏览文件 @
ebd7f9a3
...
...
@@ -3111,7 +3111,7 @@ defined(PNG_USER_TRANSFORM_PTR_SUPPORTED)
if
((
png_uint_32
)
png_ptr
->
rowbytes
+
1
>
(
png_uint_32
)
65536L
)
png_error
(
png_ptr
,
"This image requires a row greater than 64KB"
);
#endif
if
((
png_uint_32
)
png_ptr
->
rowbytes
>
PNG_SIZE_MAX
-
1
)
if
((
png_uint_32
)
png_ptr
->
rowbytes
>
(
png_uint_32
)(
PNG_SIZE_MAX
-
1
)
)
png_error
(
png_ptr
,
"Row has too many bytes to allocate in memory"
);
png_ptr
->
prev_row
=
(
png_bytep
)
png_malloc
(
png_ptr
,
png_ptr
->
rowbytes
+
1
);
...
...
pngset.c
浏览文件 @
ebd7f9a3
...
...
@@ -1214,7 +1214,7 @@ png_set_asm_flags (png_structp png_ptr, png_uint_32 asm_flags)
#endif
/* we're replacing the settable bits with those passed in by the user,
* so first zero them out of the master copy, then
logical
-OR in the
* so first zero them out of the master copy, then
bitwise
-OR in the
* allowed subset that was requested */
png_ptr
->
asm_flags
&=
~
settable_asm_flags
;
/* zero them */
...
...
pngtest.c
浏览文件 @
ebd7f9a3
...
...
@@ -1598,4 +1598,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef
version_1_4_0beta1
1
your_png_h_is_not_version_1_4_0beta11
;
typedef
version_1_4_0beta1
2
your_png_h_is_not_version_1_4_0beta12
;
scripts/libpng-config-head.in
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Modeled after libxml-config.
version
=
1.4.0beta1
1
version
=
1.4.0beta1
2
prefix
=
""
libdir
=
""
libs
=
""
...
...
scripts/libpng.pc.in
浏览文件 @
ebd7f9a3
...
...
@@ -5,6 +5,6 @@ includedir=@includedir@/libpng14
Name: libpng
Description: Loads and saves PNG files
Version: 1.4.0beta1
1
Version: 1.4.0beta1
2
Libs: -L${libdir} -lpng14
Cflags: -I${includedir}
scripts/makefile.32sunu
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.64sunu
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.aix
浏览文件 @
ebd7f9a3
...
...
@@ -20,7 +20,7 @@ LN_SF = ln -f -s
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
prefix
=
/usr/local
...
...
scripts/makefile.beos
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.cygwin
浏览文件 @
ebd7f9a3
...
...
@@ -65,7 +65,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME
=
libpng14
PNGMAJ
=
1
CYGDLL
=
14
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
SHAREDLIB
=
cygpng
$(CYGDLL)
.dll
...
...
scripts/makefile.darwin
浏览文件 @
ebd7f9a3
...
...
@@ -19,7 +19,7 @@ ZLIBINC=../zlib
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.dec
浏览文件 @
ebd7f9a3
...
...
@@ -5,7 +5,7 @@
# Library name:
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
LIBNAME
=
libpng14
...
...
scripts/makefile.elf
浏览文件 @
ebd7f9a3
...
...
@@ -12,7 +12,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.gcmmx
浏览文件 @
ebd7f9a3
...
...
@@ -16,7 +16,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.hp64
浏览文件 @
ebd7f9a3
...
...
@@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.hpgcc
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.hpux
浏览文件 @
ebd7f9a3
...
...
@@ -18,7 +18,7 @@ ZLIBINC=/opt/zlib/include
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.linux
浏览文件 @
ebd7f9a3
...
...
@@ -6,7 +6,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.mingw
浏览文件 @
ebd7f9a3
...
...
@@ -66,7 +66,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
LIBNAME
=
libpng14
PNGMAJ
=
1
MINGDLL
=
14
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
SHAREDLIB
=
libpng
$(MINGDLL)
.dll
...
...
scripts/makefile.ne12bsd
浏览文件 @
ebd7f9a3
...
...
@@ -14,7 +14,7 @@ INCSDIR=${LOCALBASE}/include/libpng14
LIB
=
png14
SHLIB_MAJOR
=
0
SHLIB_MINOR
=
1.4.0beta1
1
SHLIB_MINOR
=
1.4.0beta1
2
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
...
...
scripts/makefile.netbsd
浏览文件 @
ebd7f9a3
...
...
@@ -13,7 +13,7 @@ INCSDIR=${LOCALBASE}/include/libpng
LIB
=
png
SHLIB_MAJOR
=
3
SHLIB_MINOR
=
1.4.0beta1
1
SHLIB_MINOR
=
1.4.0beta1
2
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
...
...
scripts/makefile.openbsd
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR
=
${PREFIX}
/man/cat
SHLIB_MAJOR
=
0
SHLIB_MINOR
=
1.4.0beta1
1
SHLIB_MINOR
=
1.4.0beta1
2
LIB
=
png
SRCS
=
png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c
\
...
...
scripts/makefile.sco
浏览文件 @
ebd7f9a3
...
...
@@ -9,7 +9,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.sggcc
浏览文件 @
ebd7f9a3
...
...
@@ -6,7 +6,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.sgi
浏览文件 @
ebd7f9a3
...
...
@@ -6,7 +6,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/makefile.so9
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
LIBNAME
=
libpng14
...
...
scripts/makefile.solaris
浏览文件 @
ebd7f9a3
...
...
@@ -8,7 +8,7 @@
# Library name:
LIBNAME
=
libpng14
PNGMAJ
=
1
PNGMIN
=
1.4.0beta1
1
PNGMIN
=
1.4.0beta1
2
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# Shared library names:
...
...
scripts/pngos2.def
浏览文件 @
ebd7f9a3
...
...
@@ -2,7 +2,7 @@
; PNG.LIB module definition file for OS/2
;----------------------------------------
; Version 1.4.0beta1
1
; Version 1.4.0beta1
2
LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2"
...
...
scripts/pngwin.def
浏览文件 @
ebd7f9a3
...
...
@@ -5,7 +5,7 @@
LIBRARY
EXPORTS
;Version 1.4.0beta1
1
;Version 1.4.0beta1
2
png_build_grayscale_palette
png_chunk_error
png_chunk_warning
...
...
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