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[libpng16] Imported from libpng-1.6.27beta01.tar

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Glenn Randers-Pehrson 2016-11-02 17:32:56 -05:00
parent 2accfbd6f3
commit e36003e9b8
16 changed files with 35 additions and 32 deletions
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8
ANNOUNCE
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@ -1,4 +1,4 @@
Libpng 1.6.27beta01 - October 28, 2016 Libpng 1.6.27beta01 - November 2, 2016
This is not intended to be a public release. It will be replaced 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. within a few weeks by a public version or by another test version.
@ -25,9 +25,11 @@ Other information:
Changes since the last public release (1.6.26): Changes since the last public release (1.6.26):
Version 1.6.27beta01 [October 28, 2016] Version 1.6.27beta01 [November 2, 2016]
Restrict the new ADLER32-skipping to IDAT chunks. It broke iCCP chunk Restrict the new ADLER32-skipping to IDAT chunks. It broke iCCP chunk
handling. handling: an erroneous iCCP chunk would throw a png_error and reject the
entire PNG image instead of rejecting just the iCCP chunk with a warning,
if build with zlib-1.2.8.1.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

6
CHANGES
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@ -5754,9 +5754,11 @@ Version 1.6.26 [October 20, 2016]
Cosmetic change, "ptr != 0" to "ptr != NULL" in png.c and pngrutil.c Cosmetic change, "ptr != 0" to "ptr != NULL" in png.c and pngrutil.c
Despammed email addresses (replaced "@" with " at "). Despammed email addresses (replaced "@" with " at ").
Version 1.6.27beta01 [October 28, 2016] Version 1.6.27beta01 [November 2, 2016]
Restrict the new ADLER32-skipping to IDAT chunks. It broke iCCP chunk Restrict the new ADLER32-skipping to IDAT chunks. It broke iCCP chunk
handling. handling: an erroneous iCCP chunk would throw a png_error and reject the
entire PNG image instead of rejecting just the iCCP chunk with a warning,
if build with zlib-1.2.8.1.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

4
LICENSE
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@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, October 28, 2016 are libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, November 2, 2016 are
Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
derived from libpng-1.0.6, and are distributed according to the same derived from libpng-1.0.6, and are distributed according to the same
disclaimer and license as libpng-1.0.6 with the following individuals disclaimer and license as libpng-1.0.6 with the following individuals
@ -127,4 +127,4 @@ any encryption software. See the EAR, paragraphs 734.3(b)(3) and
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
October 28, 2016 November 2, 2016

2
README
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@ -1,4 +1,4 @@
README for libpng version 1.6.27beta01 - October 28, 2016 (shared library 16.0) README for libpng version 1.6.27beta01 - November 2, 2016 (shared library 16.0)
See the note about version numbers near the top of png.h See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng. See INSTALL for instructions on how to install libpng.

3
TODO
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@ -7,7 +7,7 @@ Fix problem with C++ and EXTERN "C".
cHRM transformation. cHRM transformation.
Remove setjmp/longjmp usage in favor of returning error codes. As a start on Remove setjmp/longjmp usage in favor of returning error codes. As a start on
this, minimize the use of png_error(), replacing them with this, minimize the use of png_error(), replacing them with
png_warning(); return(0; or similar. png_warning(); return(0); or similar.
Palette creation. Palette creation.
Add "grayscale->palette" transformation and "palette->grayscale" detection. Add "grayscale->palette" transformation and "palette->grayscale" detection.
Improved dithering. Improved dithering.
@ -24,7 +24,6 @@ Use greater precision when changing to linear gamma for compositing against
background and doing rgb-to-gray transformation. background and doing rgb-to-gray transformation.
Investigate pre-incremented loop counters and other loop constructions. Investigate pre-incremented loop counters and other loop constructions.
Add interpolated method of handling interlacing. Add interpolated method of handling interlacing.
Switch to the simpler zlib (zlib/libpng) license if legally possible.
Extend pngvalid.c to validate more of the libpng transformations. Extend pngvalid.c to validate more of the libpng transformations.
*/ */

4
libpng-manual.txt
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@ -1,6 +1,6 @@
libpng-manual.txt - A description on how to use and modify libpng libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.27beta01 - October 28, 2016 libpng version 1.6.27beta01 - November 2, 2016
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.6.27beta01 - October 28, 2016 libpng versions 0.97, January 1998, through 1.6.27beta01 - November 2, 2016
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson

12
libpng.3
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@ -1,4 +1,4 @@
.TH LIBPNG 3 "October 28, 2016" .TH LIBPNG 3 "November 2, 2016"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.27beta01 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.27beta01
.SH SYNOPSIS .SH SYNOPSIS
@ -510,7 +510,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT .SH LIBPNG.TXT
libpng-manual.txt - A description on how to use and modify libpng libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.27beta01 - October 28, 2016 libpng version 1.6.27beta01 - November 2, 2016
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -521,7 +521,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.6.27beta01 - October 28, 2016 libpng versions 0.97, January 1998, through 1.6.27beta01 - November 2, 2016
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -6023,7 +6023,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation. Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.6.27beta01 - October 28, 2016: Libpng version 1.6.27beta01 - November 2, 2016:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc. Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net). Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -6048,7 +6048,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, October 28, 2016 are libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, November 2, 2016 are
Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
derived from libpng-1.0.6, and are distributed according to the same derived from libpng-1.0.6, and are distributed according to the same
disclaimer and license as libpng-1.0.6 with the following individuals disclaimer and license as libpng-1.0.6 with the following individuals
@ -6173,7 +6173,7 @@ files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
October 28, 2016 November 2, 2016
.\" end of man page .\" end of man page

2
libpngpf.3
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@ -1,4 +1,4 @@
.TH LIBPNGPF 3 "October 28, 2016" .TH LIBPNGPF 3 "November 2, 2016"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.27beta01 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.27beta01
(private functions) (private functions)

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "October 28, 2016" .TH PNG 5 "November 2, 2016"
.SH NAME .SH NAME
png \- Portable Network Graphics (PNG) format png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION .SH DESCRIPTION

4
png.c
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@ -775,14 +775,14 @@ png_get_copyright(png_const_structrp png_ptr)
#else #else
# ifdef __STDC__ # ifdef __STDC__
return PNG_STRING_NEWLINE \ return PNG_STRING_NEWLINE \
"libpng version 1.6.27beta01 - October 28, 2016" PNG_STRING_NEWLINE \ "libpng version 1.6.27beta01 - November 2, 2016" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson" \ "Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson" \
PNG_STRING_NEWLINE \ PNG_STRING_NEWLINE \
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \ "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \ "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
PNG_STRING_NEWLINE; PNG_STRING_NEWLINE;
# else # else
return "libpng version 1.6.27beta01 - October 28, 2016\ return "libpng version 1.6.27beta01 - November 2, 2016\
Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson\ Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\ Copyright (c) 1996-1997 Andreas Dilger\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc."; Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";

10
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library /* png.h - header file for PNG reference library
* *
* libpng version 1.6.27beta01, October 28, 2016 * libpng version 1.6.27beta01, November 2, 2016
* *
* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -12,7 +12,7 @@
* Authors and maintainers: * Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat * libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger * libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.6.27beta01, October 28, 2016: * libpng versions 0.97, January 1998, through 1.6.27beta01, November 2, 2016:
* Glenn Randers-Pehrson. * Glenn Randers-Pehrson.
* See also "Contributing Authors", below. * See also "Contributing Authors", below.
*/ */
@ -29,7 +29,7 @@
* files that are distributed with libpng have other copyright owners and * files that are distributed with libpng have other copyright owners and
* are released under other open source licenses. * are released under other open source licenses.
* *
* libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, October 28, 2016 are * libpng versions 1.0.7, July 1, 2000 through 1.6.27beta01, November 2, 2016 are
* Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are * Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
* derived from libpng-1.0.6, and are distributed according to the same * derived from libpng-1.0.6, and are distributed according to the same
* disclaimer and license as libpng-1.0.6 with the following individuals * disclaimer and license as libpng-1.0.6 with the following individuals
@ -246,7 +246,7 @@
* Y2K compliance in libpng: * Y2K compliance in libpng:
* ========================= * =========================
* *
* October 28, 2016 * November 2, 2016
* *
* Since the PNG Development group is an ad-hoc body, we can't make * Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration. * an official declaration.
@ -315,7 +315,7 @@
/* Version information for png.h - this should match the version in png.c */ /* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.27beta01" #define PNG_LIBPNG_VER_STRING "1.6.27beta01"
#define PNG_HEADER_VERSION_STRING " libpng version 1.6.27beta01 - October 28, 2016\n" #define PNG_HEADER_VERSION_STRING " libpng version 1.6.27beta01 - November 2, 2016\n"
#define PNG_LIBPNG_VER_SONUM 16 #define PNG_LIBPNG_VER_SONUM 16
#define PNG_LIBPNG_VER_DLLNUM 16 #define PNG_LIBPNG_VER_DLLNUM 16

2
pngconf.h
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@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng /* pngconf.h - machine configurable file for libpng
* *
* libpng version 1.6.27beta01, October 28, 2016 * libpng version 1.6.27beta01, November 2, 2016
* *
* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
projects/vstudio/README.txt
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@ -1,7 +1,7 @@
VisualStudio instructions VisualStudio instructions
libpng version 1.6.27beta01 - October 28, 2016 libpng version 1.6.27beta01 - November 2, 2016
Copyright (c) 2010,2013,2015 Glenn Randers-Pehrson Copyright (c) 2010,2013,2015 Glenn Randers-Pehrson

2
projects/vstudio/zlib.props
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@ -2,7 +2,7 @@
<!-- <!--
* zlib.props - location of zlib source * zlib.props - location of zlib source
* *
* libpng version 1.6.27beta01 - October 28, 2016 * libpng version 1.6.27beta01 - November 2, 2016
* *
* Copyright (c) 1998-2011 Glenn Randers-Pehrson * Copyright (c) 1998-2011 Glenn Randers-Pehrson
* *

2
scripts/README.txt
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@ -1,5 +1,5 @@
Makefiles for libpng version 1.6.27beta01 - October 28, 2016 Makefiles for libpng version 1.6.27beta01 - November 2, 2016
pnglibconf.h.prebuilt => Stores configuration settings pnglibconf.h.prebuilt => Stores configuration settings
makefile.linux => Linux/ELF makefile makefile.linux => Linux/ELF makefile

2
scripts/pnglibconf.h.prebuilt
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@ -2,7 +2,7 @@
/* pnglibconf.h - library build configuration */ /* pnglibconf.h - library build configuration */
/* Libpng version 1.6.27beta01 - October 28, 2016 */ /* Libpng version 1.6.27beta01 - November 2, 2016 */
/* Copyright (c) 1998-2015 Glenn Randers-Pehrson */ /* Copyright (c) 1998-2015 Glenn Randers-Pehrson */