[libpng17] Imported from libpng-1.7.0beta01.tar

libpng.3

@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "February 8, 2013"
+.TH LIBPNG 3 "February 15, 2013"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.7.0alpha11
+libpng \- Portable Network Graphics (PNG) Reference Library 1.7.0beta01
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -494,7 +494,7 @@ 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 1.7.0alpha11 - February 8, 2013
+ libpng version 1.7.0beta01 - February 15, 2013
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2013 Glenn Randers-Pehrson
@@ -505,7 +505,7 @@ libpng-manual.txt - A description on how to use and modify libpng
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.7.0alpha11 - February 8, 2013
+ libpng versions 0.97, January 1998, through 1.7.0beta01 - February 15, 2013
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2011 Glenn Randers-Pehrson
 
@@ -4476,6 +4476,15 @@ compiler documentation for more details.  For an alternative approach, you
 may wish to use the "cexcept" facility (see http://cexcept.sourceforge.net),
 which is illustrated in pngvalid.c and in contrib/visupng.
 
+Beginning in libpng-1.4.0, the png_set_benign_errors() API became available.
+You can use this to handle certain errors (normally handled as errors)
+as warnings.
+
+    png_set_benign_errors (png_ptr, int allowed);
+
+    allowed: 0: (default) treat png_benign_error() an error.
+             1: treat png_benign_error() as a warning.
+
 .SS Custom chunks
 
 If you need to read or write custom chunks, you may need to get deeper
@@ -5484,7 +5493,8 @@ Some functions that were deprecated in libpng-1.6.0 were removed:
 The PNG_ABORT() macro was changed to PNG_ABORT, and the default is now
 "abort()" for all platforms (previously it was "ExitProcess(0)" on
 Windows platforms).  Starting with libpng-1.7.0 you have to define
-PNG_ABORT instead of PNG_ABORT(), e.g.,
+PNG_ABORT instead of PNG_ABORT(), and you must include a terminating
+semicolon in your definition, e.g.,
 
     #if PNGCRUSH_LIBPNG_VER >= 10700
     #  ifdef _WINDOWS_
@@ -5665,13 +5675,13 @@ Other rules can be inferred by inspecting the libpng source.
 
 .SH XVII. Y2K Compliance in libpng
 
-February 8, 2013
+February 15, 2013
 
 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 1.7.0alpha11 are Y2K compliant.  It is my belief that earlier
+upward through 1.7.0beta01 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has two year fields.  One is a 2-byte unsigned integer
@@ -5877,7 +5887,8 @@ the first widely used release:
  1.5.7rc01-03        15    10507  15.so.15.7[.0]
  1.5.7               15    10507  15.so.15.7[.0]
  1.6.0beta01-37      16    10600  16.so.16.0[.0]
- 1.7.0alpha01-11     17    10700  17.so.17.0[.0]
+ 1.7.0alpha01-10     17    10700  17.so.17.0[.0]
+ 1.7.0beta01         17    10700  17.so.17.0[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -5934,7 +5945,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.7.0alpha11 - February 8, 2013:
+Libpng version 1.7.0beta01 - February 15, 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).
 
@@ -5957,7 +5968,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.7.0alpha11, February 8, 2013, are
+libpng versions 1.2.6, August 15, 2004, through 1.7.0beta01, February 15, 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
@@ -6056,7 +6067,7 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-February 8, 2013
+February 15, 2013
 
 .\" end of man page