[libpng16] Imported from libpng-1.6.7beta04.tar

ANNOUNCE

 
-Libpng 1.6.7beta04 - October 25, 2013
+Libpng 1.6.7beta04 - October 26, 2013
 
 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.
@@ -80,15 +80,15 @@ Version 1.6.7beta03 [October 19, 2013]
   Cleaned up ARM NEON compilation handling. The tests are now in pngpriv.h
     and detect the broken GCC compilers.
 
-Version 1.6.7beta04 [October 25, 2013]
+Version 1.6.7beta04 [October 26, 2013]
   Allow clang derived from older GCC versions to use ARM intrinsics. This
     causes all clang builds that use -mfpu=neon to use the intrinsics code,
     not the assembler code.  This has only been tested on iOS 7. It may be
     necessary to exclude some earlier clang versions but this seems unlikely.
   Changed NEON implementation selection mechanism. This allows assembler
-    or intrinsics to be turned on during the build by defining
-    PNG_ARM_NEON_IMPLEMENTATION to the correct value (2 or 1).  The
-    default is "undefined" and the build type is selected in pngpriv.h.
+    or intrinsics to be turned on at compile time during the build by defining
+    PNG_ARM_NEON_IMPLEMENTATION to the correct value (2 or 1).  This macro
+    undefined by default and the build type is selected in pngpriv.h.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit

CHANGES

@@ -4694,15 +4694,15 @@ Version 1.6.7beta03 [October 19, 2013]
   Cleaned up ARM NEON compilation handling. The tests are now in pngpriv.h
     and detect the broken GCC compilers.
 
-Version 1.6.7beta04 [October 25, 2013]
+Version 1.6.7beta04 [October 26, 2013]
   Allow clang derived from older GCC versions to use ARM intrinsics. This
     causes all clang builds that use -mfpu=neon to use the intrinsics code,
     not the assembler code.  This has only been tested on iOS 7. It may be
     necessary to exclude some earlier clang versions but this seems unlikely.
   Changed NEON implementation selection mechanism. This allows assembler
-    or intrinsics to be turned on during the build by defining
-    PNG_ARM_NEON_IMPLEMENTATION to the correct value (2 or 1).  The
-    default is "undefined" and the build type is selected in pngpriv.h.
+    or intrinsics to be turned on at compile time during the build by defining
+    PNG_ARM_NEON_IMPLEMENTATION to the correct value (2 or 1).  This macro
+    undefined by default and the build type is selected in pngpriv.h.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit

LICENSE

@@ -10,7 +10,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 19, 2013, are
+libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 26, 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
-October 19, 2013
+October 26, 2013

README

-README for libpng version 1.6.7beta04 - October 19, 2013 (shared library 16.0)
+README for libpng version 1.6.7beta04 - October 26, 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.

libpng-manual.txt

 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.7beta04 - October 19, 2013
+ libpng version 1.6.7beta04 - October 26, 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 1.6.7beta04 - October 19, 2013
+ libpng versions 0.97, January 1998, through 1.6.7beta04 - October 26, 2013
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2013 Glenn Randers-Pehrson
 
@@ -5015,10 +5015,11 @@ where "rp" indicates a "restricted pointer".
 
 Error detection in some chunks has improved; in particular the iCCP chunk
 reader now does pretty complete validation of the basic format.  Some bad
-profiles that were previously accepted are now rejected, in particular the
-very old broken Microsoft/HP sRGB profile.  The PNG spec requirement that
-only grayscale profiles may appear in images with color type 0 or 4 and that
-even if the image only contains gray pixels, only RGB profiles may appear
+profiles that were previously accepted are now accepted with a warning or
+rejected, depending upon the png_set_benign_errors() setting, in particular the
+very old broken Microsoft/HP 3144-byte sRGB profile.  The PNG spec requirement
+that only grayscale profiles may appear in images with color type 0 or 4 and
+that even if the image only contains gray pixels, only RGB profiles may appear
 in images with color type 2, 3, or 6, is now enforced.  The sRGB chunk
 is allowed to appear in images with any color type.
 
@@ -5027,7 +5028,9 @@ an empty language field or an empty translated keyword.  Both of these
 are allowed by the PNG specification, so these warnings are no longer issued.
 
 The library now issues an error if the application attempts to set a
-transform after it calls png_read_update_info().
+transform after it calls png_read_update_info() or if it attempts to call
+both png_read_update_info() and png_start_read_image() or to call either
+of them more than once.
 
 The default condition for benign_errors is now to treat benign errors as
 warnings while reading and as errors while writing.
@@ -5229,7 +5232,7 @@ Other rules can be inferred by inspecting the libpng source.
 
 XVI. Y2K Compliance in libpng
 
-October 19, 2013
+October 26, 2013
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.

libpng.3

-.TH LIBPNG 3 "October 19, 2013"
+.TH LIBPNG 3 "October 26, 2013"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.7beta04
 .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 1.6.7beta04 - October 19, 2013
+ libpng version 1.6.7beta04 - October 26, 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 1.6.7beta04 - October 19, 2013
+ libpng versions 0.97, January 1998, through 1.6.7beta04 - October 26, 2013
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2013 Glenn Randers-Pehrson
 
@@ -5520,10 +5520,11 @@ where "rp" indicates a "restricted pointer".
 
 Error detection in some chunks has improved; in particular the iCCP chunk
 reader now does pretty complete validation of the basic format.  Some bad
-profiles that were previously accepted are now rejected, in particular the
-very old broken Microsoft/HP sRGB profile.  The PNG spec requirement that
-only grayscale profiles may appear in images with color type 0 or 4 and that
-even if the image only contains gray pixels, only RGB profiles may appear
+profiles that were previously accepted are now accepted with a warning or
+rejected, depending upon the png_set_benign_errors() setting, in particular the
+very old broken Microsoft/HP 3144-byte sRGB profile.  The PNG spec requirement
+that only grayscale profiles may appear in images with color type 0 or 4 and
+that even if the image only contains gray pixels, only RGB profiles may appear
 in images with color type 2, 3, or 6, is now enforced.  The sRGB chunk
 is allowed to appear in images with any color type.
 
@@ -5532,7 +5533,9 @@ an empty language field or an empty translated keyword.  Both of these
 are allowed by the PNG specification, so these warnings are no longer issued.
 
 The library now issues an error if the application attempts to set a
-transform after it calls png_read_update_info().
+transform after it calls png_read_update_info() or if it attempts to call
+both png_read_update_info() and png_start_read_image() or to call either
+of them more than once.
 
 The default condition for benign_errors is now to treat benign errors as
 warnings while reading and as errors while writing.
@@ -5734,7 +5737,7 @@ Other rules can be inferred by inspecting the libpng source.
 
 .SH XVI. Y2K Compliance in libpng
 
-October 19, 2013
+October 26, 2013
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
@@ -6019,7 +6022,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.6.7beta04 - October 19, 2013:
+Libpng version 1.6.7beta04 - October 26, 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).
 
@@ -6042,7 +6045,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 19, 2013, are
+libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 26, 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
@@ -6141,7 +6144,7 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-October 19, 2013
+October 26, 2013
 
 .\" end of man page
 

libpngpf.3

-.TH LIBPNGPF 3 "October 19, 2013"
+.TH LIBPNGPF 3 "October 26, 2013"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.7beta04
 (private functions)

png.5

-.TH PNG 5 "October 19, 2013"
+.TH PNG 5 "October 26, 2013"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

png.c

@@ -768,13 +768,13 @@ png_get_copyright(png_const_structrp png_ptr)
 #else
 #  ifdef __STDC__
    return PNG_STRING_NEWLINE \
-     "libpng version 1.6.7beta04 - October 19, 2013" PNG_STRING_NEWLINE \
+     "libpng version 1.6.7beta04 - October 26, 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 1.6.7beta04 - October 19, 2013\
+      return "libpng version 1.6.7beta04 - October 26, 2013\
       Copyright (c) 1998-2013 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";

png.h

 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.7beta04 - October 19, 2013
+ * libpng version 1.6.7beta04 - October 26, 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 1.6.7beta04 - October 19, 2013: Glenn
+ *   libpng versions 0.97, January 1998, through 1.6.7beta04 - October 26, 2013: Glenn
  *   See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -215,7 +215,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 19, 2013, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.6.7beta04, October 26, 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:
@@ -327,7 +327,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    October 19, 2013
+ *    October 26, 2013
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -395,7 +395,7 @@
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.6.7beta04"
 #define PNG_HEADER_VERSION_STRING \
-     " libpng version 1.6.7beta04 - October 19, 2013\n"
+     " libpng version 1.6.7beta04 - October 26, 2013\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16

pngconf.h

 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.6.7beta04 - October 19, 2013
+ * libpng version 1.6.7beta04 - October 26, 2013
  *
  * Copyright (c) 1998-2013 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

projects/vstudio/readme.txt

 
 VisualStudio instructions
 
-libpng version 1.6.7beta04 - October 19, 2013
+libpng version 1.6.7beta04 - October 26, 2013
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 

projects/vstudio/zlib.props

@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source
  *
- * libpng version 1.6.7beta04 - October 19, 2013
+ * libpng version 1.6.7beta04 - October 26, 2013
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *

scripts/README.txt

 
-Makefiles for  libpng version 1.6.7beta04 - October 19, 2013
+Makefiles for  libpng version 1.6.7beta04 - October 26, 2013
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile

scripts/pnglibconf.h.prebuilt

@@ -2,7 +2,7 @@
 
 /* pnglibconf.h - library build configuration */
 
-/* Libpng version 1.6.7beta04 - October 19, 2013 */
+/* Libpng version 1.6.7beta04 - October 26, 2013 */
 
 /* Copyright (c) 1998-2013 Glenn Randers-Pehrson */