[devel] Imported from libpng-1.4.0beta85.tar
This commit is contained in:
Glenn Randers-Pehrson
parent
b35a745561
commit
0bfb58ff80
2
INSTALL
2
INSTALL
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Installing libpng version 1.4.0beta85 - September 30, 2009
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Installing libpng version 1.4.0beta85 - October 1, 2009
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On Unix/Linux and similar systems, you can simply type
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4
LICENSE
4
LICENSE
@ -10,7 +10,7 @@ this sentence.
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This code is released under the libpng license.
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libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, September 30, 2009, are
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libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, October 1, 2009, are
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Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.2.5
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with the following individual added to the list of Contributing Authors
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@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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glennrp at users.sourceforge.net
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September 30, 2009
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October 1, 2009
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2
README
2
README
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README for libpng version 1.4.0beta85 - September 30, 2009 (shared library 14.0)
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README for libpng version 1.4.0beta85 - October 1, 2009 (shared library 14.0)
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See the note about version numbers near the top of png.h
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See INSTALL for instructions on how to install libpng.
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#if 0 /* in case someone actually tries to compile this */
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/* example.c - an example of using libpng
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* This file has been placed in the public domain by the authors.
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* Maintained 1998-2009 Glenn Randers-Pehrson
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* Maintained 1996, 1997 Andreas Dilger)
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56
libpng.3
56
libpng.3
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.TH LIBPNG 3 "September 30, 2009"
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.TH LIBPNG 3 "October 1, 2009"
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.SH NAME
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libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta85
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.SH SYNOPSIS
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@ -809,7 +809,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
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.SH LIBPNG.TXT
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libpng.txt - A description on how to use and modify libpng
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libpng version 1.4.0beta85 - September 30, 2009
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libpng version 1.4.0beta85 - October 1, 2009
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Updated and distributed by Glenn Randers-Pehrson
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<glennrp at users.sourceforge.net>
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Copyright (c) 1998-2009 Glenn Randers-Pehrson
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@ -820,7 +820,7 @@ libpng.txt - A description on how to use and modify libpng
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Based on:
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libpng versions 0.97, January 1998, through 1.4.0beta85 - September 30, 2009
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libpng versions 0.97, January 1998, through 1.4.0beta85 - October 1, 2009
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Updated and distributed by Glenn Randers-Pehrson
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Copyright (c) 1998-2009 Glenn Randers-Pehrson
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@ -1366,10 +1366,33 @@ in until png_read_end() has read the chunk data following the image.
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for PNG 1.0)
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interlace_type - (PNG_INTERLACE_NONE or
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PNG_INTERLACE_ADAM7)
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Any or all of interlace_type, compression_type, of
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Any or all of interlace_type, compression_type, or
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filter_method can be NULL if you are
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not interested in their values.
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Note that png_get_IHDR() returns 32-bit data into
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the application's width and height variables.
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This is an unsafe situation if these are 16-bit
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variables. In such situations, the
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png_get_image_width() and png_get_image_height()
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functions described below are safer.
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width = png_get_image_width(png_ptr,
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info_ptr);
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height = png_get_image_height(png_ptr,
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info_ptr);
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bit_depth = png_get_bit_depth(png_ptr,
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info_ptr);
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color_type = png_get_color_type(png_ptr,
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info_ptr);
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filter_method = png_get_filter_type(png_ptr,
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info_ptr);
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compression_type = png_get_compression_type(png_ptr,
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info_ptr);
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interlace_type = png_get_interlace_type(png_ptr,
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info_ptr);
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channels = png_get_channels(png_ptr, info_ptr);
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channels - number of channels of info for the
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color type (valid values are 1 (GRAY,
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be in signature[4] through signature[7]
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(see png_set_sig_bytes())).
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width = png_get_image_width(png_ptr,
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info_ptr);
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height = png_get_image_height(png_ptr,
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info_ptr);
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bit_depth = png_get_bit_depth(png_ptr,
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info_ptr);
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color_type = png_get_color_type(png_ptr,
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info_ptr);
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filter_method = png_get_filter_type(png_ptr,
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info_ptr);
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compression_type = png_get_compression_type(png_ptr,
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info_ptr);
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interlace_type = png_get_interlace_type(png_ptr,
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info_ptr);
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These are also important, but their validity depends on whether the chunk
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has been read. The png_get_valid(png_ptr, info_ptr, PNG_INFO_<chunk>) and
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png_get_<chunk>(png_ptr, info_ptr, ...) functions return non-zero if the
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@ -4014,7 +4020,7 @@ source.
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.SH XIII. Y2K Compliance in libpng
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September 30, 2009
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October 1, 2009
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Since the PNG Development group is an ad-hoc body, we can't make
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an official declaration.
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@ -4244,7 +4250,7 @@ possible without all of you.
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Thanks to Frank J. T. Wojcik for helping with the documentation.
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Libpng version 1.4.0beta85 - September 30, 2009:
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Libpng version 1.4.0beta85 - October 1, 2009:
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Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
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Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
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@ -4267,7 +4273,7 @@ this sentence.
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This code is released under the libpng license.
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libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, September 30, 2009, are
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libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, October 1, 2009, are
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Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.2.5
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with the following individual added to the list of Contributing Authors
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@ -4366,7 +4372,7 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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glennrp at users.sourceforge.net
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September 30, 2009
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October 1, 2009
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.\" end of man page
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.TH LIBPNGPF 3 "September 30, 2009"
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.TH LIBPNGPF 3 "October 1, 2009"
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.SH NAME
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libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta85
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(private functions)
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2
png.5
2
png.5
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.TH PNG 5 "September 30, 2009"
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.TH PNG 5 "October 1, 2009"
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.SH NAME
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png \- Portable Network Graphics (PNG) format
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.SH DESCRIPTION
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8
png.h
8
png.h
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/* png.h - header file for PNG reference library
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*
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* libpng version 1.4.0beta85 - September 30, 2009
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* libpng version 1.4.0beta85 - October 1, 2009
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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* Authors and maintainers:
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* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
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* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
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* libpng versions 0.97, January 1998, through 1.4.0beta85 - September 30, 2009: Glenn
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* libpng versions 0.97, January 1998, through 1.4.0beta85 - October 1, 2009: Glenn
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* See also "Contributing Authors", below.
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*
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* Note about libpng version numbers:
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*
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* This code is released under the libpng license.
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*
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* libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, September 30, 2009, are
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* libpng versions 1.2.6, August 15, 2004, through 1.4.0beta85, October 1, 2009, are
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* Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
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* distributed according to the same disclaimer and license as libpng-1.2.5
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* with the following individual added to the list of Contributing Authors:
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/* Version information for png.h - this should match the version in png.c */
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#define PNG_LIBPNG_VER_STRING "1.4.0beta85"
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.4.0beta85 - September 30, 2009\n"
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" libpng version 1.4.0beta85 - October 1, 2009\n"
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#define PNG_LIBPNG_VER_SONUM 14
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#define PNG_LIBPNG_VER_DLLNUM 14
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/* pngconf.h - machine configurable file for libpng
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*
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* libpng version 1.4.0beta85 - September 30, 2009
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* libpng version 1.4.0beta85 - October 1, 2009
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* For conditions of distribution and use, see copyright notice in png.h
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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@ -1,7 +1,7 @@
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/* pngerror.c - stub functions for i/o and memory allocation
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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2
pngmem.c
2
pngmem.c
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/* pngmem.c - stub functions for memory allocation
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngpread.c - read a png file in push mode
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngpriv.h - private declarations for use inside libpng
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*
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* libpng version 1.4.0beta85 - September 30, 2009
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* libpng version 1.4.0beta85 - October 1, 2009
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* For conditions of distribution and use, see copyright notice in png.h
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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@ -1,7 +1,7 @@
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/* pngread.c - read a PNG file
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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2
pngrio.c
2
pngrio.c
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/* pngrio.c - functions for data input
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngrtran.c - transforms the data in a row for PNG readers
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngrutil.c - utilities to read a PNG file
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngtest.c - a simple test program to test libpng
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngtrans.c - transforms the data in a row (used by both readers and writers)
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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2
pngwio.c
2
pngwio.c
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/* pngwio.c - functions for data output
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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/* pngwrite.c - general routines to write a PNG file
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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/* pngwtran.c - transforms the data in a row for PNG writers
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -1,7 +1,7 @@
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/* pngwutil.c - utilities to write a PNG file
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*
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* Last changed in libpng 1.4.0 [September 30, 2009]
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* Last changed in libpng 1.4.0 [October 1, 2009]
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* Copyright (c) 1998-2009 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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