[libpng15] Added a note in the manual the png_read_update_info() must be
called only once with a particular info_ptr.
diff --git a/ANNOUNCE b/ANNOUNCE
index 7c684d2..d582df1 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
-Libpng 1.5.6beta02 - September 22, 2011
+Libpng 1.5.6beta02 - September 26, 2011
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@@ -40,6 +40,10 @@
the stack in the read/write code. Unknown chunk handling still uses the
string form because this is exposed in the API.
+Version 1.5.6beta02 [September 26, 2011]
+ Added a note in the manual the png_read_update_info() must be called only
+ once with a particular info_ptr.
+
Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
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https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/CHANGES b/CHANGES
index 6556584..85cfeaf 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3601,7 +3601,9 @@
the stack in the read/write code. Unknown chunk handling still uses the
string form because this is exposed in the API.
-Version 1.5.6beta02 [September 22, 2011]
+Version 1.5.6beta02 [September 26, 2011]
+ Added a note in the manual the png_read_update_info() must be called only
+ once with a particular info_ptr.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
diff --git a/libpng-manual.txt b/libpng-manual.txt
index a80d7eb..65df32e 100644
--- a/libpng-manual.txt
+++ b/libpng-manual.txt
@@ -1,6 +1,6 @@
libpng-manual.txt - A description on how to use and modify libpng
- libpng version 1.5.6beta02 - September 22, 2011
+ libpng version 1.5.6beta02 - September 26, 2011
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2011 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
Based on:
- libpng versions 0.97, January 1998, through 1.5.6beta02 - September 22, 2011
+ libpng versions 0.97, January 1998, through 1.5.6beta02 - September 26, 2011
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2011 Glenn Randers-Pehrson
@@ -1899,13 +1899,16 @@
After setting the transformations, libpng can update your png_info
structure to reflect any transformations you've requested with this
-call. This is most useful to update the info structure's rowbytes
-field so you can use it to allocate your image memory. This function
-will also update your palette with the correct screen_gamma and
-background if these have been given with the calls above.
+call.
png_read_update_info(png_ptr, info_ptr);
+This is most useful to update the info structure's rowbytes
+field so you can use it to allocate your image memory. This function
+will also update your palette with the correct screen_gamma and
+background if these have been given with the calls above. You may
+only call png_read_update_info() once with a particular info_ptr.
+
After you call png_read_update_info(), you can allocate any
memory you need to hold the image. The row data is simply
raw byte data for all forms of images. As the actual allocation
@@ -1914,7 +1917,7 @@
array of pointers to each row, as it will be needed for some
of the functions below.
-Remember: Before you call png_read_update_info(), the png_get_
+Remember: Before you call png_read_update_info(), the png_get_*()
functions return the values corresponding to the original PNG image.
After you call png_read_update_info the values refer to the image
that libpng will output. Consequently you must call all the png_set_
@@ -4560,7 +4563,7 @@
XIV. Y2K Compliance in libpng
-September 22, 2011
+September 26, 2011
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
diff --git a/libpng.3 b/libpng.3
index f02668d..af76630 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "September 22, 2011"
+.TH LIBPNG 3 "September 26, 2011"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.5.6beta02
.SH SYNOPSIS
@@ -977,7 +977,7 @@
.SH LIBPNG.TXT
libpng-manual.txt - A description on how to use and modify libpng
- libpng version 1.5.6beta02 - September 22, 2011
+ libpng version 1.5.6beta02 - September 26, 2011
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2011 Glenn Randers-Pehrson
@@ -988,7 +988,7 @@
Based on:
- libpng versions 0.97, January 1998, through 1.5.6beta02 - September 22, 2011
+ libpng versions 0.97, January 1998, through 1.5.6beta02 - September 26, 2011
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2011 Glenn Randers-Pehrson
@@ -2876,13 +2876,16 @@
After setting the transformations, libpng can update your png_info
structure to reflect any transformations you've requested with this
-call. This is most useful to update the info structure's rowbytes
-field so you can use it to allocate your image memory. This function
-will also update your palette with the correct screen_gamma and
-background if these have been given with the calls above.
+call.
png_read_update_info(png_ptr, info_ptr);
+This is most useful to update the info structure's rowbytes
+field so you can use it to allocate your image memory. This function
+will also update your palette with the correct screen_gamma and
+background if these have been given with the calls above. You may
+only call png_read_update_info() once with a particular info_ptr.
+
After you call png_read_update_info(), you can allocate any
memory you need to hold the image. The row data is simply
raw byte data for all forms of images. As the actual allocation
@@ -2891,7 +2894,7 @@
array of pointers to each row, as it will be needed for some
of the functions below.
-Remember: Before you call png_read_update_info(), the png_get_
+Remember: Before you call png_read_update_info(), the png_get_*()
functions return the values corresponding to the original PNG image.
After you call png_read_update_info the values refer to the image
that libpng will output. Consequently you must call all the png_set_
@@ -5538,7 +5541,7 @@
.SH XIV. Y2K Compliance in libpng
-September 22, 2011
+September 26, 2011
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
@@ -5800,7 +5803,7 @@
Thanks to Frank J. T. Wojcik for helping with the documentation.
-Libpng version 1.5.6beta02 - September 22, 2011:
+Libpng version 1.5.6beta02 - September 26, 2011:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@@ -5823,7 +5826,7 @@
This code is released under the libpng license.
-libpng versions 1.2.6, August 15, 2004, through 1.5.6beta02, September 22, 2011, are
+libpng versions 1.2.6, August 15, 2004, through 1.5.6beta02, September 26, 2011, 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
@@ -5922,7 +5925,7 @@
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
-September 22, 2011
+September 26, 2011
.\" end of man page
