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[libpng16] Added PNG generation tool, fixed unitialized pointer in

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simpleover. Also added a comment to png.h pointing out that the pointer must
 be set to NULL!  (simpleover crashes with any slightly complex command lines
 without this fix.)
This commit is contained in:
John Bowler
2015-05-04 19:58:41 -05:00
committed by Glenn Randers-Pehrson
parent cde3078963
commit 0f12df19a1
5 changed files with 880 additions and 10 deletions
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15
png.h
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@@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.6.18beta03, April 26, 2015
* libpng version 1.6.18beta03, May 5, 2015
*
* Copyright (c) 1998-2015 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -12,7 +12,7 @@
* 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 1.6.18beta03, April 26, 2015: Glenn
* libpng versions 0.97, January 1998, through 1.6.18beta03, May 5, 2015: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@@ -248,7 +248,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.6.18beta03, April 26, 2015, are
* libpng versions 1.2.6, August 15, 2004, through 1.6.18beta03, May 5, 2015, are
* Copyright (c) 2004, 2006-2015 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:
@@ -360,7 +360,7 @@
* Y2K compliance in libpng:
* =========================
*
* April 26, 2015
* May 5, 2015
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
@@ -430,7 +430,7 @@
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.18beta03"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.6.18beta03 - April 26, 2015\n"
" libpng version 1.6.18beta03 - May 5, 2015\n"
#define PNG_LIBPNG_VER_SONUM 16
#define PNG_LIBPNG_VER_DLLNUM 16
@@ -2784,8 +2784,9 @@ PNG_EXPORT(207, void, png_save_uint_16, (png_bytep buf, unsigned int i));
*
* To read a PNG file using the simplified API:
*
* 1) Declare a 'png_image' structure (see below) on the stack and set the
* version field to PNG_IMAGE_VERSION.
* 1) Declare a 'png_image' structure (see below) on the stack, set the
* version field to PNG_IMAGE_VERSION and the 'opaque' pointer to NULL
* (this is REQUIRED, your program may crash if you don't do it.)
* 2) Call the appropriate png_image_begin_read... function.
* 3) Set the png_image 'format' member to the required sample format.
* 4) Allocate a buffer for the image and, if required, the color-map.