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[libpng16] Imported from libpng-1.6.4beta01.tar

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This commit is contained in:
Glenn Randers-Pehrson 2013-08-21 18:01:32 -05:00
parent 685d79e27a
commit 324402044f
19 changed files with 57 additions and 49 deletions
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1
ANNOUNCE
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@ -27,6 +27,7 @@ Other information:
Changes since the last public release (1.6.3):
Version 1.6.4beta01 [August 21, 2013]
Added information about png_set_options() to the manual.
Delay calling png_init_filter_functions() until a row with nonzero filter
is found.

1
CHANGES
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@ -4619,6 +4619,7 @@ Version 1.6.3 [July 18, 2013]
may be erroneously issued by code-checking applications.
Version 1.6.4beta01 [August 21, 2013]
Added information about png_set_options() to the manual.
Delay calling png_init_filter_functions() until a row with nonzero filter
is found.

4
LICENSE
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@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, July 21, 2013, are
libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, August 21, 2013, are
Copyright (c) 2004, 2006-2013 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
July 21, 2013
August 21, 2013

2
README
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@ -1,4 +1,4 @@
README for libpng version 1.6.4beta01 - July 21, 2013 (shared library 16.0)
README for libpng version 1.6.4beta01 - August 21, 2013 (shared library 16.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.

2
arm/arm_init.c
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@ -17,6 +17,8 @@
#include "../pngpriv.h"
#ifdef PNG_READ_SUPPORTED
if (((png_ptr->options >> PNG_MAXIMUM_INFLATE_WINDOW) & 3) ==
PNG_OPTION_ON)
#if PNG_ARM_NEON_OPT > 0
#ifdef PNG_ARM_NEON_CHECK_SUPPORTED /* Do run-time checks */
#include <signal.h> /* for sig_atomic_t */

8
libpng-manual.txt
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@ -1,6 +1,6 @@
libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.4beta01 - August 17, 2013
libpng version 1.6.4beta01 - August 21, 2013
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2013 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.6.4beta01 - August 17, 2013
libpng versions 0.97, January 1998, through 1.6.4beta01 - August 21, 2013
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2013 Glenn Randers-Pehrson
@ -5059,7 +5059,7 @@ revert to the libpng-1.5.x behavior (ignoring the CMF bytes and using a
png_set_option(png_ptr, PNG_MAXIMUM_INFLATE_WINDOW,
PNG_OPTION_ON);
and provides a tool (contrib/tools/png-fix-too-far-back) for optimizing the CMF bytes
and provides a tool (contrib/tools/pngfix) for optimizing the CMF bytes
correctly.
Libpng-1.6.0 and libpng-1.6.1 wrote uncompressed iTXt chunks with the wrong
@ -5229,7 +5229,7 @@ Other rules can be inferred by inspecting the libpng source.
XVI. Y2K Compliance in libpng
August 17, 2013
August 21, 2013
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.

16
libpng.3
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@ -1,4 +1,4 @@
.TH LIBPNG 3 "August 17, 2013"
.TH LIBPNG 3 "August 21, 2013"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.4beta01
.SH SYNOPSIS
@ -504,7 +504,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.4beta01 - August 17, 2013
libpng version 1.6.4beta01 - August 21, 2013
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2013 Glenn Randers-Pehrson
@ -515,7 +515,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.6.4beta01 - August 17, 2013
libpng versions 0.97, January 1998, through 1.6.4beta01 - August 21, 2013
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2013 Glenn Randers-Pehrson
@ -5564,7 +5564,7 @@ revert to the libpng-1.5.x behavior (ignoring the CMF bytes and using a
png_set_option(png_ptr, PNG_MAXIMUM_INFLATE_WINDOW,
PNG_OPTION_ON);
and provides a tool (contrib/tools/png-fix-too-far-back) for optimizing the CMF bytes
and provides a tool (contrib/tools/pngfix) for optimizing the CMF bytes
correctly.
Libpng-1.6.0 and libpng-1.6.1 wrote uncompressed iTXt chunks with the wrong
@ -5734,7 +5734,7 @@ Other rules can be inferred by inspecting the libpng source.
.SH XVI. Y2K Compliance in libpng
August 17, 2013
August 21, 2013
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
@ -6014,7 +6014,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.6.4beta01 - August 17, 2013:
Libpng version 1.6.4beta01 - August 21, 2013:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -6037,7 +6037,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, August 17, 2013, are
libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, August 21, 2013, 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
@ -6136,7 +6136,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
August 17, 2013
August 21, 2013
.\" end of man page

2
libpngpf.3
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@ -1,4 +1,4 @@
.TH LIBPNGPF 3 "July 21, 2013"
.TH LIBPNGPF 3 "August 21, 2013"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.4beta01
(private functions)

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "July 21, 2013"
.TH PNG 5 "August 21, 2013"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION

4
png.c
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@ -768,13 +768,13 @@ png_get_copyright(png_const_structrp png_ptr)
#else
# ifdef __STDC__
return PNG_STRING_NEWLINE \
"libpng version 1.6.4beta01 - July 21, 2013" PNG_STRING_NEWLINE \
"libpng version 1.6.4beta01 - August 21, 2013" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2013 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 "libpng version 1.6.4beta01 - July 21, 2013\
return "libpng version 1.6.4beta01 - August 21, 2013\
Copyright (c) 1998-2013 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\
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
*
* libpng version 1.6.4beta01 - July 21, 2013
* libpng version 1.6.4beta01 - August 21, 2013
* Copyright (c) 1998-2013 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.)
@ -11,7 +11,7 @@
* 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 1.6.4beta01 - July 21, 2013: Glenn
* libpng versions 0.97, January 1998, through 1.6.4beta01 - August 21, 2013: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@ -210,7 +210,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, July 21, 2013, are
* libpng versions 1.2.6, August 15, 2004, through 1.6.4beta01, August 21, 2013, are
* Copyright (c) 2004, 2006-2013 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:
@ -322,7 +322,7 @@
* Y2K compliance in libpng:
* =========================
*
* July 21, 2013
* August 21, 2013
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
@ -390,7 +390,7 @@
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.4beta01"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.6.4beta01 - July 21, 2013\n"
" libpng version 1.6.4beta01 - August 21, 2013\n"
#define PNG_LIBPNG_VER_SONUM 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
*
* libpng version 1.6.4beta01 - July 21, 2013
* libpng version 1.6.4beta01 - August 21, 2013
*
* Copyright (c) 1998-2013 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngread.c
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@ -3285,7 +3285,7 @@ png_image_read_background(png_voidp argument)
case 8:
/* 8-bit sRGB gray values with an alpha channel; the alpha channel is
* to be removed by composing on a backgroundi: either the row if
* to be removed by composing on a background: either the row if
* display->background is NULL or display->background->green if not.
* Unlike the code above ALPHA_OPTIMIZED has *not* been done.
*/

39
pngrtran.c
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@ -1884,31 +1884,34 @@ png_init_read_transformations(png_structrp png_ptr)
* the number of significant bits is 0 then no shift is done (this is an
* error condition which is silently ignored.)
*/
if (shift > 0 && shift < 8) for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].red;
if (shift > 0 && shift < 8)
for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].red;
component >>= shift;
png_ptr->palette[i].red = (png_byte)component;
}
component >>= shift;
png_ptr->palette[i].red = (png_byte)component;
}
shift = 8 - png_ptr->sig_bit.green;
if (shift > 0 && shift < 8) for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].green;
if (shift > 0 && shift < 8)
for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].green;
component >>= shift;
png_ptr->palette[i].green = (png_byte)component;
}
component >>= shift;
png_ptr->palette[i].green = (png_byte)component;
}
shift = 8 - png_ptr->sig_bit.blue;
if (shift > 0 && shift < 8) for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].blue;
if (shift > 0 && shift < 8)
for (i=0; i<istop; ++i)
{
int component = png_ptr->palette[i].blue;
component >>= shift;
png_ptr->palette[i].blue = (png_byte)component;
}
component >>= shift;
png_ptr->palette[i].blue = (png_byte)component;
}
}
#endif /* PNG_READ_SHIFT_SUPPORTED */
}

3
pngrutil.c
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@ -3880,7 +3880,8 @@ png_read_filter_row_paeth_multibyte_pixel(png_row_infop row_info, png_bytep row,
static void
png_init_filter_functions(png_structrp pp)
/* This function is called once for every PNG image to set the
/* This function is called once for every PNG image (except for PNG images
* that only use PNG_FILTER_VALUE_NONE for all rows) to set the
* implementations required to reverse the filtering of PNG rows. Reversing
* the filter is the first transformation performed on the row data. It is
* performed in place, therefore an implementation can be selected based on

2
projects/vstudio/readme.txt
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@ -1,7 +1,7 @@
VisualStudio instructions
libpng version 1.6.4beta01 - July 21, 2013
libpng version 1.6.4beta01 - August 21, 2013
Copyright (c) 1998-2010 Glenn Randers-Pehrson

2
projects/vstudio/zlib.props
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@ -2,7 +2,7 @@
<!--
* zlib.props - location of zlib source
*
* libpng version 1.6.4beta01 - July 21, 2013
* libpng version 1.6.4beta01 - August 21, 2013
*
* Copyright (c) 1998-2011 Glenn Randers-Pehrson
*

2
scripts/README.txt
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@ -1,5 +1,5 @@
Makefiles for libpng version 1.6.4beta01 - July 21, 2013
Makefiles for libpng version 1.6.4beta01 - August 21, 2013
pnglibconf.h.prebuilt => Stores configuration settings
makefile.linux => Linux/ELF makefile

2
scripts/pnglibconf.h.prebuilt
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@ -2,7 +2,7 @@
/* pnglibconf.h - library build configuration */
/* Libpng version 1.6.4beta01 - July 21, 2013 */
/* Libpng version 1.6.4beta01 - August 21, 2013 */
/* Copyright (c) 1998-2013 Glenn Randers-Pehrson */