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26
libpng.3
26
libpng.3
@@ -1,6 +1,6 @@
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.TH LIBPNG 3 "April 27, 2001"
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.TH LIBPNG 3 "May 14, 2001"
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.SH NAME
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libpng \- Portable Network Graphics (PNG) Reference Library 1.0.11
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libpng \- Portable Network Graphics (PNG) Reference Library 1.0.12beta1
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.SH SYNOPSIS
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\fI\fB
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@@ -747,10 +747,10 @@ 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 1.0.11 - April 27, 2001
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libpng version 1.0.12beta1 - May 14, 2001
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Updated and distributed by Glenn Randers-Pehrson
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<randeg@alum.rpi.edu>
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Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
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Copyright (c) 1998-2001 Glenn Randers-Pehrson
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For conditions of distribution and use, see copyright
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notice in png.h.
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@@ -1033,7 +1033,8 @@ called after each row has been read, which you can use to control
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a progress meter or the like. It's demonstrated in pngtest.c.
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You must supply a function
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void read_row_callback(png_ptr ptr, png_uint_32 row, int pass);
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void read_row_callback(png_ptr ptr, png_uint_32 row,
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int pass);
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{
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/* put your code here */
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}
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@@ -2145,7 +2146,7 @@ png_infop info_ptr;
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void
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row_callback(png_structp png_ptr, png_bytep new_row,
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png_uint_32 row_num, int pass)
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png_uint_32 row_num, int pass)
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{
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/* If the image is interlaced, and you turned
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on the interlace handler, this function will
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@@ -3427,7 +3428,7 @@ of the original PNG Group, Glenn Randers-Pehrson. Guy and Andreas are
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still alive and well, but they have moved on to other things.
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The old libpng functions png_read_init(), png_write_init(),
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png_info_init(), png_read_destroy(), and png_write_destory() have been
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png_info_init(), png_read_destroy(), and png_write_destroy() have been
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moved to PNG_INTERNAL in version 0.95 to discourage their use. These
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functions will be removed from libpng version 2.0.0.
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@@ -3468,13 +3469,13 @@ application:
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.SH VIII. Y2K Compliance in libpng
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April 27, 2001
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May 14, 2001
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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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This is your unofficial assurance that libpng from version 0.71 and
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upward through 1.0.11 are Y2K compliant. It is my belief that earlier
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upward through 1.0.12beta1 are Y2K compliant. It is my belief that earlier
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versions were also Y2K compliant.
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Libpng only has three year fields. One is a 2-byte unsigned integer that
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@@ -3586,6 +3587,7 @@ the first widely used release:
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1.0.11beta1-3 1 10011 2.1.0.11beta1-3
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1.0.11rc1 1 10011 2.1.0.11rc1
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1.0.11 1 10011 2.1.0.11
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1.0.12beta1 1 10012 2.1.0.12beta1
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Henceforth the source version will match the shared-library minor
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and patch numbers; the shared-library major version number will be
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@@ -3643,7 +3645,7 @@ 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 1.0.11 - April 27, 2001:
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Libpng version 1.0.12beta1 - May 14, 2001:
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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 (randeg@alum.rpi.edu).
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@@ -3660,7 +3662,7 @@ included in the libpng distribution, the latter shall prevail.)
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If you modify libpng you may insert additional notices immediately following
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this sentence.
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libpng versions 1.0.7, July 1, 2000, through 1.0.11, April 27, 2001, are
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libpng versions 1.0.7, July 1, 2000, through 1.0.12beta1, May 14, 2001, are
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Copyright (c) 2000-2001 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.0.6
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with the following individuals added to the list of Contributing Authors
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@@ -3752,7 +3754,7 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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randeg@alum.rpi.edu
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April 27, 2001
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May 14, 2001
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.\" end of man page
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