[devel] Imported from libpng-1.5.0beta31.tar

821b7106 · Glenn Randers-Pehrson · ef3831a1 · 821b7106 · 821b7106 · 821b7106
52 changed file
--- a/ANNOUNCE
+++ b/ANNOUNCE

-Libpng 1.5.0beta30 - June 22, 2010
+Libpng 1.5.0beta31 - June 24, 2010

 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.
@@ -9,20 +9,20 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script

-   1.5.0beta30.tar.xz (LZMA-compressed, recommended)
-   1.5.0beta30.tar.gz
-   1.5.0beta30.tar.bz2
+   1.5.0beta31.tar.xz (LZMA-compressed, recommended)
+   1.5.0beta31.tar.gz
+   1.5.0beta31.tar.bz2

 Source files with CRLF line endings (for Windows), without the
 "configure" script

-   lp150b30.zip
-   lp150b30.7z
+   lp150b31.zip
+   lp150b31.7z

 Other information:

-   1.5.0beta30-README.txt
-   1.5.0beta30-LICENSE.txt
+   1.5.0beta31-README.txt
+   1.5.0beta31-LICENSE.txt

 Changes since the last public release (1.4.1):

@@ -225,7 +225,7 @@ version 1.5.0beta24 [May 7, 2010]
    offset of the png_ptr->rowbuf pointer into png_ptr->big_row_buf.
  Added more blank lines for readability.

-version 1.5.0beta25 [June 22, 2010]
+version 1.5.0beta25 [June 24, 2010]
  In pngpread.c: png_push_have_row() add check for new_row > height
  Removed the now-redundant check for out-of-bounds new_row from example.c

@@ -247,6 +247,10 @@ version 1.5.0beta29 [June 21, 2010]
 version 1.5.0beta30 [June 22, 2010]
  Stop memory leak when reading a malformed sCAL chunk.

+version 1.5.0beta31 [June 24, 2010]
+  Revised pngpread.c patch of beta28 to avoid an endless loop.
+  Removed some trailing blanks.
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement

--- a/CHANGES
+++ b/CHANGES
@@ -2729,6 +2729,10 @@ version 1.5.0beta29 [June 21, 2010]
 version 1.5.0beta30 [June 22, 2010]
  Stop memory leak when reading a malformed sCAL chunk.

+version 1.5.0beta31 [June 24, 2010]
+  Revised pngpread.c patch of beta28 to avoid an endless loop.
+  Removed some trailing blanks.
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -207,7 +207,7 @@ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng-config.in
 # SET UP LINKS
 if(PNG_SHARED)
  set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#   VERSION 15.${PNGLIB_RELEASE}.1.5.0beta30
+#   VERSION 15.${PNGLIB_RELEASE}.1.5.0beta31
    VERSION 15.${PNGLIB_RELEASE}.0
    SOVERSION 15
    CLEAN_DIRECT_OUTPUT 1)

--- a/INSTALL
+++ b/INSTALL

-Installing libpng version 1.5.0beta30 - June 22, 2010
+Installing libpng version 1.5.0beta31 - June 24, 2010

 On Unix/Linux and similar systems, you can simply type

@@ -46,7 +46,7 @@ to have access to the zlib.h and zconf.h include files that
 correspond to the version of zlib that's installed.

 You can rename the directories that you downloaded (they
-might be called "libpng-1.5.0beta30" or "libpng15" and "zlib-1.2.3"
+might be called "libpng-1.5.0beta31" or "libpng15" and "zlib-1.2.3"
 or "zlib123") so that you have directories called "zlib" and "libpng".

 Your directory structure should look like this:

--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@ this sentence.

 This code is released under the libpng license.

-libpng versions 1.2.6, August 15, 2004, through 1.5.0beta30, June 22, 2010, are
+libpng versions 1.2.6, August 15, 2004, through 1.5.0beta31, June 24, 2010, 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
@@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.

 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 22, 2010
+June 24, 2010
--- a/README
+++ b/README
-README for libpng version 1.5.0beta30 - June 22, 2010 (shared library 15.0)
+README for libpng version 1.5.0beta31 - June 24, 2010 (shared library 15.0)
 See the note about version numbers near the top of png.h

 See INSTALL for instructions on how to install libpng.

--- a/configure
+++ b/configure
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.65 for libpng 1.5.0beta30.
+# Generated by GNU Autoconf 2.65 for libpng 1.5.0beta31.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -701,8 +701,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.5.0beta30'
-PACKAGE_STRING='libpng 1.5.0beta30'
+PACKAGE_VERSION='1.5.0beta31'
+PACKAGE_STRING='libpng 1.5.0beta31'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 PACKAGE_URL=''

@@ -1432,7 +1432,7 @@ 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 1.5.0beta30 to adapt to many kinds of systems.
+\`configure' configures libpng 1.5.0beta31 to adapt to many kinds of systems.

 Usage: $0 [OPTION]... [VAR=VALUE]...

@@ -1502,7 +1502,7 @@ fi

 if test -n "$ac_init_help"; then
  case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.5.0beta30:";;
+     short | recursive ) echo "Configuration of libpng 1.5.0beta31:";;
   esac
  cat <<\_ACEOF

@@ -1607,7 +1607,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
  cat <<\_ACEOF
-libpng configure 1.5.0beta30
+libpng configure 1.5.0beta31
 generated by GNU Autoconf 2.65

 Copyright (C) 2009 Free Software Foundation, Inc.
@@ -2032,7 +2032,7 @@ 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 1.5.0beta30, which was
+It was created by libpng $as_me 1.5.0beta31, which was
 generated by GNU Autoconf 2.65.  Invocation command line was

  $ $0 $@
@@ -2840,7 +2840,7 @@ fi

 # Define the identity of the package.
 PACKAGE='libpng'
- VERSION='1.5.0beta30'
+ VERSION='1.5.0beta31'


 cat >>confdefs.h <<_ACEOF
@@ -2904,7 +2904,7 @@ fi



-PNGLIB_VERSION=1.5.0beta30
+PNGLIB_VERSION=1.5.0beta31
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=5
 PNGLIB_RELEASE=0
@@ -12119,7 +12119,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by libpng $as_me 1.5.0beta30, which was
+This file was extended by libpng $as_me 1.5.0beta31, which was
 generated by GNU Autoconf 2.65.  Invocation command line was

  CONFIG_FILES    = $CONFIG_FILES
@@ -12185,7 +12185,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-libpng config.status 1.5.0beta30
+libpng config.status 1.5.0beta31
 configured by $0, generated by GNU Autoconf 2.65,
  with options \\"\$ac_cs_config\\"


--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@ AC_PREREQ(2.59)

 dnl Version number stuff here:

-AC_INIT([libpng], [1.5.0beta30], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.5.0beta31], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE

-PNGLIB_VERSION=1.5.0beta30
+PNGLIB_VERSION=1.5.0beta31
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=5
 PNGLIB_RELEASE=0

--- a/example.c
+++ b/example.c
@@ -2,7 +2,7 @@
 #if 0 /* in case someone actually tries to compile this */

 /* example.c - an example of using libpng
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * This file has been placed in the public domain by the authors.
 * Maintained 1998-2010 Glenn Randers-Pehrson
 * Maintained 1996, 1997 Andreas Dilger)

--- a/libpng-1.5.0beta30.txt
+++ b/libpng-1.5.0beta30.txt
 libpng.txt - A description on how to use and modify libpng

- libpng version 1.5.0beta30 - June 22, 2010
+ libpng version 1.5.0beta31 - June 24, 2010
 Updated and distributed by Glenn Randers-Pehrson
 <glennrp at users.sourceforge.net>
 Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng

 Based on:

- libpng versions 0.97, January 1998, through 1.5.0beta30 - June 22, 2010
+ libpng versions 0.97, January 1998, through 1.5.0beta31 - June 24, 2010
 Updated and distributed by Glenn Randers-Pehrson
 Copyright (c) 1998-2009 Glenn Randers-Pehrson

@@ -906,7 +906,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.

-As of libpng version 1.5.0beta30, not all possible expansions are supported.
+As of libpng version 1.5.0beta31, not all possible expansions are supported.

 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -3301,13 +3301,13 @@ Other rules can be inferred by inspecting the libpng source.

 XIII. Y2K Compliance in libpng

-June 22, 2010
+June 24, 2010

 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 1.5.0beta30 are Y2K compliant.  It is my belief that earlier
+upward through 1.5.0beta31 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

--- a/libpng.3
+++ b/libpng.3
-.TH LIBPNG 3 "June 22, 2010"
+.TH LIBPNG 3 "June 24, 2010"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.5.0beta30
+libpng \- Portable Network Graphics (PNG) Reference Library 1.5.0beta31
 .SH SYNOPSIS
 \fI\fB

@@ -789,7 +789,7 @@ 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 1.5.0beta30 - June 22, 2010
+ libpng version 1.5.0beta31 - June 24, 2010
 Updated and distributed by Glenn Randers-Pehrson
 <glennrp at users.sourceforge.net>
 Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -800,7 +800,7 @@ libpng.txt - A description on how to use and modify libpng

 Based on:

- libpng versions 0.97, January 1998, through 1.5.0beta30 - June 22, 2010
+ libpng versions 0.97, January 1998, through 1.5.0beta31 - June 24, 2010
 Updated and distributed by Glenn Randers-Pehrson
 Copyright (c) 1998-2009 Glenn Randers-Pehrson

@@ -1695,7 +1695,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.

-As of libpng version 1.5.0beta30, not all possible expansions are supported.
+As of libpng version 1.5.0beta31, not all possible expansions are supported.

 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -4090,13 +4090,13 @@ Other rules can be inferred by inspecting the libpng source.

 .SH XIII. Y2K Compliance in libpng

-June 22, 2010
+June 24, 2010

 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 1.5.0beta30 are Y2K compliant.  It is my belief that earlier
+upward through 1.5.0beta31 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
@@ -4275,7 +4275,7 @@ the first widely used release:
 1.4.1               14    10401  14.so.14.1[.0]
 1.4.2               14    10402  14.so.14.2[.0]
 1.4.3               14    10403  14.so.14.3[.0]
- 1.5.0beta01-30      15    10500  15.so.15.0[.0]
+ 1.5.0beta01-31      15    10500  15.so.15.0[.0]

 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -4332,7 +4332,7 @@ possible without all of you.

 Thanks to Frank J. T. Wojcik for helping with the documentation.

-Libpng version 1.5.0beta30 - June 22, 2010:
+Libpng version 1.5.0beta31 - June 24, 2010:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).

@@ -4355,7 +4355,7 @@ this sentence.

 This code is released under the libpng license.

-libpng versions 1.2.6, August 15, 2004, through 1.5.0beta30, June 22, 2010, are
+libpng versions 1.2.6, August 15, 2004, through 1.5.0beta31, June 24, 2010, 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
@@ -4454,7 +4454,7 @@ certification mark of the Open Source Initiative.

 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 22, 2010
+June 24, 2010

 .\" end of man page

--- a/libpngpf.3
+++ b/libpngpf.3
-.TH LIBPNGPF 3 "June 22, 2010"
+.TH LIBPNGPF 3 "June 24, 2010"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.5.0beta30
+libpng \- Portable Network Graphics (PNG) Reference Library 1.5.0beta31
 (private functions)
 .SH SYNOPSIS
 \fB#include \fI"pngpriv.h"

--- a/png.5
+++ b/png.5
-.TH PNG 5 "June 22, 2010"
+.TH PNG 5 "June 24, 2010"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

--- a/png.c
+++ b/png.c

 /* png.c - location for general purpose libpng functions
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -14,7 +14,7 @@
 #include "pngpriv.h"

 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_5_0beta30 Your_png_h_is_not_version_1_5_0beta30;
+typedef version_1_5_0beta31 Your_png_h_is_not_version_1_5_0beta31;

 /* Version information for C files.  This had better match the version
 * string defined in png.h.
@@ -560,13 +560,13 @@ png_get_copyright(png_structp png_ptr)
 #else
 #  ifdef __STDC__
   return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.5.0beta30 - June 22, 2010" PNG_STRING_NEWLINE \
+     "libpng version 1.5.0beta31 - June 24, 2010" PNG_STRING_NEWLINE \
     "Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
     "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
     "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
     PNG_STRING_NEWLINE);
 #  else
-      return ((png_charp) "libpng version 1.5.0beta30 - June 22, 2010\
+      return ((png_charp) "libpng version 1.5.0beta31 - June 24, 2010\
      Copyright (c) 1998-2010 Glenn Randers-Pehrson\
      Copyright (c) 1996-1997 Andreas Dilger\
      Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");

--- a/png.h
+++ b/png.h

 /* png.h - header file for PNG reference library
 *
- * libpng version 1.5.0beta30 - June 22, 2010
+ * libpng version 1.5.0beta31 - June 24, 2010
 * Copyright (c) 1998-2010 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 1.5.0beta30 - June 22, 2010: Glenn
+ *   libpng versions 0.97, January 1998, through 1.5.0beta31 - June 24, 2010: Glenn
 *   See also "Contributing Authors", below.
 *
 * Note about libpng version numbers:
@@ -140,7 +140,7 @@
 *    1.4.1                   14    10401  14.so.14.1[.0]
 *    1.4.2                   14    10402  14.so.14.2[.0]
 *    1.4.3                   14    10403  14.so.14.3[.0]
- *    1.5.0beta01-30          15    10500  15.so.15.0[.0]
+ *    1.5.0beta01-31          15    10500  15.so.15.0[.0]
 *
 *   Henceforth the source version will match the shared-library major
 *   and minor numbers; the shared-library major version number will be
@@ -172,7 +172,7 @@
 *
 * This code is released under the libpng license.
 *
- * libpng versions 1.2.6, August 15, 2004, through 1.5.0beta30, June 22, 2010, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.5.0beta31, June 24, 2010, are
 * Copyright (c) 2004, 2006-2010 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:
@@ -284,13 +284,13 @@
 * Y2K compliance in libpng:
 * =========================
 *
- *    June 22, 2010
+ *    June 24, 2010
 *
 *    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 1.5.0beta30 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.5.0beta31 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
@@ -346,9 +346,9 @@
 */

 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.5.0beta30"
+#define PNG_LIBPNG_VER_STRING "1.5.0beta31"
 #define PNG_HEADER_VERSION_STRING \
-     " libpng version 1.5.0beta30 - June 22, 2010\n"
+     " libpng version 1.5.0beta31 - June 24, 2010\n"

 #define PNG_LIBPNG_VER_SONUM   15
 #define PNG_LIBPNG_VER_DLLNUM  15
@@ -361,7 +361,7 @@
 * PNG_LIBPNG_VER_STRING, omitting any leading zero:
 */

-#define PNG_LIBPNG_VER_BUILD  30
+#define PNG_LIBPNG_VER_BUILD  31

 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -836,7 +836,7 @@ typedef PNG_CALLBACK(void, *png_free_ptr, (png_structp, png_voidp),);
 /* 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_5_0beta30;
+typedef png_structp version_1_5_0beta31;

 typedef png_struct FAR * FAR * png_structpp;

@@ -1104,7 +1104,7 @@ extern PNG_EXPORT(void,png_set_quantize,(png_structp png_ptr,
 #ifdef PNG_READ_GAMMA_SUPPORTED
 /* Handle gamma correction. Screen_gamma=(display_exponent) */
 #  ifdef PNG_FLOATING_POINT_SUPPORTED
-extern PNG_EXPORT(void,png_set_gamma,(png_structp png_ptr, 
+extern PNG_EXPORT(void,png_set_gamma,(png_structp png_ptr,
    double screen_gamma, double default_file_gamma),,50);
 #  endif
 #endif

--- a/pngconf.h
+++ b/pngconf.h

 /* pngconf.h - machine configurable file for libpng
 *
- * libpng version 1.5.0beta30 - June 22, 2010
+ * libpng version 1.5.0beta31 - June 24, 2010
 *
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -141,7 +141,7 @@
 * linked one.  For this reason the application must tell us by setting
 * the magic flag PNG_USE_DLL to turn on the special processing before
 * it includes png.h.
- * 
+ *
 * Four additional macros are used to make this happen:
 *
 * PNG_IMPEXP The magic (if any) to cause a symbol to be exported from

--- a/pngdebug.h
+++ b/pngdebug.h
@@ -5,7 +5,7 @@
 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
 * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
 *
- * Last changed in libpng version 1.5.0 - June 22, 2010
+ * Last changed in libpng version 1.5.0 - June 24, 2010
 *
 * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer
@@ -26,7 +26,7 @@
 *
 *   level: level of detail of message, starting at 0.  A level 'n'
 *          message is preceded by 'n' tab characters (not implemented
- *          on Microsoft compilers unless PNG_DEBUG_FILE is also 
+ *          on Microsoft compilers unless PNG_DEBUG_FILE is also
 *          defined, to allow debug DLL compilation with no standard IO).
 *   message: a printf(3) style text string.  A trailing '\n' is added
 *            to the message.

--- a/pngerror.c
+++ b/pngerror.c

 /* pngerror.c - stub functions for i/o and memory allocation
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngget.c
+++ b/pngget.c

 /* pngget.c - retrieval of values from info struct
 *
- * Last changed in libpng 1.4.1 [June 22, 2010]
+ * Last changed in libpng 1.4.1 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pnginfo.h
+++ b/pnginfo.h
@@ -5,7 +5,7 @@
 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
 * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
 *
- * Last changed in libpng version 1.5.0 - June 22, 2010
+ * Last changed in libpng version 1.5.0 - June 24, 2010
 *
 * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer

--- a/pngmem.c
+++ b/pngmem.c

 /* pngmem.c - stub functions for memory allocation
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngpread.c
+++ b/pngpread.c

 /* pngpread.c - read a png file in push mode
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -921,11 +921,11 @@ png_process_IDAT_data(png_structp png_ptr, png_bytep buffer,
 	 /* Do we have a complete row? */
 	 if (png_ptr->zstream.avail_out == 0)
 	    png_push_process_row(png_ptr);
-
-	 /* And check for the end of the stream. */
-	 if (ret == Z_STREAM_END)
-            png_ptr->flags |= PNG_FLAG_ZLIB_FINISHED;
      }
+
+      /* And check for the end of the stream. */
+      if (ret == Z_STREAM_END)
+	 png_ptr->flags |= PNG_FLAG_ZLIB_FINISHED;
   }

   /* All the data should have been processed, if anything
@@ -1440,7 +1440,7 @@ png_push_read_zTXt(png_structp png_ptr, png_infop info_ptr)

               tmp = text;
               text = (png_charp)png_malloc(png_ptr, text_size +
-                   (png_ptr->zbuf_size 
+                   (png_ptr->zbuf_size
                   - png_ptr->zstream.avail_out + 1));

               png_memcpy(text, tmp, text_size);
@@ -1663,7 +1663,7 @@ png_push_handle_unknown(png_structp png_ptr, png_infop info_ptr, png_uint_32
      }
 #endif
      png_memcpy((png_charp)png_ptr->unknown_chunk.name,
-          (png_charp)png_ptr->chunk_name, 
+          (png_charp)png_ptr->chunk_name,
          png_sizeof(png_ptr->unknown_chunk.name));
      png_ptr->unknown_chunk.name[png_sizeof(png_ptr->unknown_chunk.name) - 1]
          = '\0';

--- a/pngpriv.h
+++ b/pngpriv.h

 /* pngpriv.h - private declarations for use inside libpng
 *
- * libpng version 1.5.0beta30 - June 22, 2010
+ * libpng version 1.5.0beta31 - June 24, 2010
 * For conditions of distribution and use, see copyright notice in png.h
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

--- a/pngread.c
+++ b/pngread.c

 /* pngread.c - read a PNG file
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -228,10 +228,10 @@ void PNGAPI
 png_read_info(png_structp png_ptr, png_infop info_ptr)
 {
   png_debug(1, "in png_read_info");
- 
+
   if (png_ptr == NULL || info_ptr == NULL)
      return;
- 
+
   /* If we haven't checked all of the PNG signature bytes, do so now. */
   if (png_ptr->sig_bytes < 8)
   {
@@ -469,7 +469,7 @@ void PNGAPI
 png_read_update_info(png_structp png_ptr, png_infop info_ptr)
 {
   png_debug(1, "in png_read_update_info");
- 
+
   if (png_ptr == NULL)
      return;

@@ -494,7 +494,7 @@ void PNGAPI
 png_start_read_image(png_structp png_ptr)
 {
   png_debug(1, "in png_start_read_image");
- 
+
   if (png_ptr == NULL)
      return;

@@ -512,10 +512,10 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
       0xff};
   PNG_CONST int png_pass_mask[7] = {0x80, 0x08, 0x88, 0x22, 0xaa, 0x55, 0xff};
   int ret;
- 
+
   if (png_ptr == NULL)
      return;
- 
+
   png_debug2(1, "in png_read_row (row %lu, pass %d)",
       (unsigned long) png_ptr->row_number, png_ptr->pass);

@@ -793,7 +793,7 @@ png_read_rows(png_structp png_ptr, png_bytepp row,
   png_bytepp dp;

   png_debug(1, "in png_read_rows");
- 
+
   if (png_ptr == NULL)
      return;

@@ -847,7 +847,7 @@ png_read_image(png_structp png_ptr, png_bytepp image)
   png_bytepp rp;

   png_debug(1, "in png_read_image");
- 
+
   if (png_ptr == NULL)
      return;

@@ -886,7 +886,7 @@ void PNGAPI
 png_read_end(png_structp png_ptr, png_infop info_ptr)
 {
   png_debug(1, "in png_read_end");
- 
+
   if (png_ptr == NULL)
      return;

@@ -1089,7 +1089,7 @@ png_destroy_read_struct(png_structpp png_ptr_ptr, png_infopp info_ptr_ptr,
 #endif

   png_debug(1, "in png_destroy_read_struct");
- 
+
   if (png_ptr_ptr != NULL)
      png_ptr = *png_ptr_ptr;
   if (png_ptr == NULL)
@@ -1165,7 +1165,7 @@ png_read_destroy(png_structp png_ptr, png_infop info_ptr,
 #endif

   png_debug(1, "in png_read_destroy");
- 
+
   if (info_ptr != NULL)
      png_info_destroy(png_ptr, info_ptr);


--- a/pngrio.c
+++ b/pngrio.c

 /* pngrio.c - functions for data input
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -32,7 +32,7 @@ void /* PRIVATE */
 png_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
 {
   png_debug1(4, "reading %d bytes", (int)length);
- 
+
   if (png_ptr->read_data_fn != NULL)
      (*(png_ptr->read_data_fn))(png_ptr, data, length);


--- a/pngrtran.c
+++ b/pngrtran.c

 /* pngrtran.c - transforms the data in a row for PNG readers
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -25,7 +25,7 @@ void PNGAPI
 png_set_crc_action(png_structp png_ptr, int crit_action, int ancil_action)
 {
   png_debug(1, "in png_set_crc_action");
- 
+
   if (png_ptr == NULL)
      return;

@@ -97,7 +97,7 @@ png_set_background(png_structp png_ptr,
    int need_expand, double background_gamma)
 {
   png_debug(1, "in png_set_background");
- 
+
   if (png_ptr == NULL)
      return;


--- a/pngrutil.c
+++ b/pngrutil.c

 /* pngrutil.c - utilities to read a PNG file
 *
- * Last changed in libpng 1.4.1 [June 22, 2010]
+ * Last changed in libpng 1.4.1 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -383,7 +383,7 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
               *newlength = prefix_size + expanded_size;
               return; /* The success return! */
            }
-      
+
            png_warning(png_ptr, "png_inflate logic error");
            png_free(png_ptr, text);
         }

--- a/pngset.c
+++ b/pngset.c

 /* pngset.c - storage of image information into info struct
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngstruct.h
+++ b/pngstruct.h
@@ -5,7 +5,7 @@
 * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
 * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
 *
- * Last changed in libpng version 1.5.0 - June 22, 2010
+ * Last changed in libpng version 1.5.0 - June 24, 2010
 *
 * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer

--- a/pngtest.c
+++ b/pngtest.c

 /* pngtest.c - a simple test program to test libpng
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -1716,4 +1716,4 @@ main(int argc, char *argv[])
 }

 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_5_0beta30 your_png_h_is_not_version_1_5_0beta30;
+typedef version_1_5_0beta31 your_png_h_is_not_version_1_5_0beta31;
--- a/pngtrans.c
+++ b/pngtrans.c

 /* pngtrans.c - transforms the data in a row (used by both readers and writers)
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngwio.c
+++ b/pngwio.c

 /* pngwio.c - functions for data output
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngwrite.c
+++ b/pngwrite.c

 /* pngwrite.c - general routines to write a PNG file
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngwtran.c
+++ b/pngwtran.c

 /* pngwtran.c - transforms the data in a row for PNG writers
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)

--- a/pngwutil.c
+++ b/pngwutil.c

 /* pngwutil.c - utilities to write a PNG file
 *
- * Last changed in libpng 1.5.0 [June 22, 2010]
+ * Last changed in libpng 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 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.)
@@ -2216,7 +2216,7 @@ png_write_find_filter(png_structp png_ptr, png_row_infop row_info)
   png_uint_32 row_bytes = row_info->rowbytes;
 #ifdef PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
   int num_p_filters = (int)png_ptr->num_prev_filters;
-#endif 
+#endif

   png_debug(1, "in png_write_find_filter");

@@ -2226,7 +2226,7 @@ png_write_find_filter(png_structp png_ptr, png_row_infop row_info)
      /* These will never be selected so we need not test them. */
      filter_to_do &= ~(PNG_FILTER_UP | PNG_FILTER_PAETH);
  }
-#endif 
+#endif

   /* Find out how many bytes offset each pixel is */
   bpp = (row_info->pixel_depth + 7) >> 3;

--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt

 VisualStudio instructions

-libpng version 1.5.0beta30 - June 22, 2010
+libpng version 1.5.0beta31 - June 24, 2010

 Copyright (c) 1998-2010 Glenn Randers-Pehrson


--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
 * zlib.props - location of zlib source and build
 *
- * libpng version 1.5.0beta30 - June 22, 2010
+ * libpng version 1.5.0beta31 - June 24, 2010
 *
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 *

--- a/scripts/README.txt
+++ b/scripts/README.txt

-Makefiles for  libpng version 1.5.0beta30 - June 22, 2010
+Makefiles for  libpng version 1.5.0beta31 - June 24, 2010

 pnglibconf.h       =>  Stores configuration settings
 makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng15.so.15.1.5.0beta30)
+                       (gcc, creates libpng15.so.15.1.5.0beta31)
 makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
 makefile.knr      =>  Archaic UNIX Makefile that converts files with
                       ansi2knr (Requires ansi2knr.c from
@@ -20,7 +20,7 @@ pnglibconf.h       =>  Stores configuration settings
 makefile.dec      =>  DEC Alpha UNIX makefile
 makefile.dj2      =>  DJGPP 2 makefile
 makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng15.so.15.1.5.0beta30)
+                       gcc, creates libpng15.so.15.1.5.0beta31)
 makefile.freebsd  =>  FreeBSD makefile
 makefile.gcc      =>  Generic gcc makefile
 makefile.hpgcc    =>  HPUX makefile using gcc
@@ -35,12 +35,12 @@ pnglibconf.h       =>  Stores configuration settings
 makefile.os2      =>  OS/2 Makefile (gcc and emx, requires libpng.def)
 makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
 makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng15.so.15.1.5.0beta30)
+                       creates libpng15.so.15.1.5.0beta31)
 makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
 makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng15.so.15.1.5.0beta30)
+                       creates libpng15.so.15.1.5.0beta31)
 makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng15.so.15.1.5.0beta30)
+                       creates libpng15.so.15.1.5.0beta31)
 makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
 makefile.sunos    =>  Sun makefile
 makefile.32sunu   =>  Sun Ultra 32-bit makefile

--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@

 # Modeled after libxml-config.

-version=1.5.0beta30
+version=1.5.0beta31
 prefix=""
 libdir=""
 libs=""

--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@ includedir=@includedir@/libpng15

 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.5.0beta30
+Version: 1.5.0beta31
 Libs: -L${libdir} -lpng15
 Cflags: -I${includedir}
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng15

 LIB=	png15
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.5.0beta30
+SHLIB_MINOR=	1.5.0beta31
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c

--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include

 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.5.0beta30
+SHLIB_MINOR=	1.5.0beta31
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c

--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -11,7 +11,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat

 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.5.0beta30
+SHLIB_MINOR=	1.5.0beta31

 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \

--- a/scripts/options.awk
+++ b/scripts/options.awk
 #!/bin/awk -f
 # scripts/options.awk - library build configuration control
 #
-# last changed in libpng version 1.5.0 - June 22, 2010
+# last changed in libpng version 1.5.0 - June 24, 2010
 #
 # Copyright (c) 1998-2010 Glenn Randers-Pehrson
 #

--- a/scripts/pnglibconf.dfa
+++ b/scripts/pnglibconf.dfa
@@ -6,7 +6,7 @@
 #
 com pnglibconf.h - library build configuration
 com
-com libpng version PNGLIB_VERSION - last changed on June 22, 2010
+com libpng version PNGLIB_VERSION - last changed on June 24, 2010
 com
 com Copyright (c) 1998-2010 Glenn Randers-Pehrson
 com

--- a/scripts/pnglibconf.h
+++ b/scripts/pnglibconf.h
-/* libpng-1.5.0beta30 STANDARD API DEFINITION */
+/* libpng-1.5.0beta31 STANDARD API DEFINITION */
 /* pnglibconf.h - library build configuration */

-/* last changed in libpng version 1.5.0 - June 22, 2010 */
+/* last changed in libpng version 1.5.0 - June 24, 2010 */

 /* Copyright (c) 1998-2010 Glenn Randers-Pehrson */


--- a/scripts/pngwin.def
+++ b/scripts/pngwin.def
@@ -11,7 +11,7 @@ LIBRARY
 ;OS2 CODE PRELOAD MOVEABLE DISCARDABLE

 EXPORTS
-;Version 1.5.0beta30
+;Version 1.5.0beta31
 png_access_version_number @1
 png_set_sig_bytes @2
 png_sig_cmp @3

--- a/scripts/pngwin.dfn
+++ b/scripts/pngwin.dfn

 /* pngwin.dfn - define format of pngwin.def
 *
- * Last changed in libpng version 1.5.0 [June 22, 2010]
+ * Last changed in libpng version 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 *
 * This code is released under the libpng license.

--- a/scripts/sym.dfn
+++ b/scripts/sym.dfn

 /* sym.dfn - define format of libpng.sym
 *
- * Last changed in libpng version 1.5.0 [June 22, 2010]
+ * Last changed in libpng version 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 *
 * This code is released under the libpng license.

--- a/scripts/symbols.def
+++ b/scripts/symbols.def
@@ -5,7 +5,7 @@
 LIBRARY

 EXPORTS
-;Version 1.5.0beta30
+;Version 1.5.0beta31
 png_access_version_number @1
 png_set_sig_bytes @2
 png_sig_cmp @3

--- a/scripts/symbols.dfn
+++ b/scripts/symbols.dfn

 /* symbols.dfn - find all exported symbols
 *
- * Last changed in libpng version 1.5.0 [June 22, 2010]
+ * Last changed in libpng version 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 *
 * This code is released under the libpng license.

--- a/scripts/vers.dfn
+++ b/scripts/vers.dfn

 /* vers.dfn - define format of libpng.vers
 *
- * Last changed in libpng version 1.5.0 [June 22, 2010]
+ * Last changed in libpng version 1.5.0 [June 24, 2010]
 * Copyright (c) 1998-2010 Glenn Randers-Pehrson
 *
 * This code is released under the libpng license.