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Imported from libpng-1.2.6beta4.tar

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Glenn Randers-Pehrson
2004-07-28 08:20:44 -05:00
parent 5b5dcf8b88
commit 5fea36fb00
37 changed files with 621 additions and 307 deletions
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41
libpng.3
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@@ -1,6 +1,6 @@
.TH LIBPNG 3 "July 18, 2004"
.TH LIBPNG 3 "July 28, 2004"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.6beta3
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.6beta4
.SH SYNOPSIS
\fI\fB
@@ -761,7 +761,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.6beta3 - July 18, 2004
libpng version 1.2.6beta4 - July 28, 2004
Updated and distributed by Glenn Randers-Pehrson
<glennrp@users.sourceforge.net>
Copyright (c) 1998-2004 Glenn Randers-Pehrson
@@ -1140,8 +1140,14 @@ where row_pointers is an array of pointers to the pixel data for each row:
If you know your image size and pixel size ahead of time, you can allocate
row_pointers prior to calling png_read_png() with
if (height > PNG_UINT_32_MAX/png_sizeof(png_byte))
png_error (png_ptr,
"Image is too tall to process in memory");
if (width > PNG_UINT_32_MAX/pixel_size)
png_error (png_ptr,
"Image is too wide to process in memory");
row_pointers = png_malloc(png_ptr,
height*sizeof(png_bytep));
height*png_sizeof(png_bytep));
for (int i=0; i<height, i++)
row_pointers[i]=png_malloc(png_ptr,
width*pixel_size);
@@ -3081,9 +3087,9 @@ Your replacement memory functions must have prototypes as follows:
png_size_t size);
void free_fn(png_structp png_ptr, png_voidp ptr);
Your malloc_fn() should return NULL in case of failure. The png_malloc()
function will call png_error() if it receives a NULL from the system
memory allocator or from your replacement malloc_fn().
Your malloc_fn() must return NULL in case of failure. The png_malloc()
function will normally call png_error() if it receives a NULL from the
system memory allocator or from your replacement malloc_fn().
Input/Output in libpng is done through png_read() and png_write(),
which currently just call fread() and fwrite(). The FILE * is stored in
@@ -3609,13 +3615,13 @@ application:
.SH VII. Y2K Compliance in libpng
July 18, 2004
July 28, 2004
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 1.2.6beta3 are Y2K compliant. It is my belief that earlier
upward through 1.2.6beta4 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that
@@ -3752,6 +3758,9 @@ the first widely used release:
1.2.4 13 10204 12.so.0.1.2.4
1.2.5beta1-2 13 10205 12.so.0.1.2.5beta1-2
1.0.15rc1 10 10015 10.so.0.1.0.15rc1
1.0.15 10 10015 10.so.0.1.0.15
1.2.5 13 10205 12.so.0.1.2.5
1.2.6beta1-4 13 10206 12.so.0.1.2.6beta1-4
Henceforth the source version will match the shared-library minor
and patch numbers; the shared-library major version number will be
@@ -3809,7 +3818,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.2.6beta3 - July 18, 2004:
Libpng version 1.2.6beta4 - July 28, 2004:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp@users.sourceforge.net).
@@ -3826,7 +3835,15 @@ included in the libpng distribution, the latter shall prevail.)
If you modify libpng you may insert additional notices immediately following
this sentence.
libpng versions 1.0.7, July 1, 2000, through 1.2.6beta3, July 18, 2004, are
libpng version 1.2.6, July 28, 2004, is
Copyright (c) 2004 Glenn Randers-Pehrson, and is
distributed according to the same disclaimer and license as libpng-1.2.5
with the following individuals added to the list of Contributing Authors
Cosmin Truta
-
libpng versions 1.0.7, July 1, 2000, through 1.2.5 - October 3, 2002, are
Copyright (c) 2000-2002 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.0.6
with the following individuals added to the list of Contributing Authors
@@ -3918,7 +3935,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp@users.sourceforge.net
July 18, 2004
July 28, 2004
.\" end of man page