Updated the bundled libpng to v1.2.33.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6592 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 27 insertions, 39 deletions

diff --git a/png/ANNOUNCE b/png/ANNOUNCE
index afa31b928..af8e0c960 100644
--- a/png/ANNOUNCE
+++ b/png/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.2.25 - February 18, 2008
+Libpng 1.2.33 - October 31, 2008
 
 This is a public release of libpng, intended for use in production codes.
 
@@ -8,59 +8,47 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   libpng-1.2.25.tar.gz
-   libpng-1.2.25.tar.lzma
+   libpng-1.2.33.tar.gz
+   libpng-1.2.33.tar.lzma
      (Get the lzma codec from <http://tukaani.org/lzma>).
-   libpng-1.2.25.tar.bz2
+   libpng-1.2.33.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   libpng-1.2.25-no-config.tar.gz
-   libpng-1.2.25-no-config.tar.lzma
-   libpng-1.2.25-no-config.tar.bz2
+   libpng-1.2.33-no-config.tar.gz
+   libpng-1.2.33-no-config.tar.lzma
+   libpng-1.2.33-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lpng1225.zip
-   lpng1225.7z
-   lpng1225.tar.bz2
+   lpng1233.zip
+   lpng1233.7z
+   lpng1233.tar.bz2
 
 Project files
 
-   libpng-1.2.25-project-netware.zip
-   libpng-1.2.25-project-wince.zip
+   libpng-1.2.33-project-netware.zip
+   libpng-1.2.33-project-wince.zip
 
 Other information:
 
-   libpng-1.2.25-README.txt
-   libpng-1.2.25-KNOWNBUGS.txt
-   libpng-1.2.25-LICENSE.txt
-   libpng-1.2.25-Y2K-compliance.txt
-   libpng-1.2.25-1.2.24-diff.txt
-
-Changes since the last public release (1.2.24):
-
-version 1.2.25 [February 18, 2008]
-
-  Fixed bug with unknown chunk handling, introduced in version 1.2.17
-  Prevent gamma from being applied twice.
-  Fixed some continue-after-malloc-failure errors in pngset.c (David Hill)
-  Check for info_ptr == NULL in png_read_info() and png_process_data().
-  Check for possible use of NULL user_png_ver[] in png_create_read_struct().
-  Fix overflow of "msg" in png_decompres_chunk().
-  Added libpng-1.2.25.tar.lzma to distribution.  Get the lzma codec
-    from <http://tukaani.org/lzma>.
-  Added lpng1225.7z to distribution.  Get the 7-zip decoder from
-    from <http://www.7-zip.org>.
-  Fixed some broken links in the README file.
-  Refactored png_read_push_finish_row() slightly, trying to satisfy Coverity.
-  Fixed potential NULL dereference of png_ptr in png_destroy_write_struct();
-  clarified potential NULL dereference of png_ptr in png_destroy_read_struct();
-  fixed potential NULL dereference of info_ptr in png_handle_bKGD();
-  fixed potential NULL dereference of user_png_ver[] in
-    png_create_write_struct_2(). (Coverity)
+   libpng-1.2.33-README.txt
+   libpng-1.2.33-KNOWNBUGS.txt
+   libpng-1.2.33-LICENSE.txt
+   libpng-1.2.33-Y2K-compliance.txt
+   libpng-1.2.33-[previous version]-diff.txt
+
+Changes since the last public release (1.2.32):
+
+version 1.2.33 [October 31, 2008]
+
+  Revised makefile.darwin to fix shared library numbering.
+  Change png_set_gray_1_2_4_to_8() to png_set_expand_gray_1_2_4_to_8()
+    in example.c (debian bug report)
+  Changed remaining "key" to "png_ptr->chunkdata" in png_handle_tEXt()
+    to avoid memory leak after memory failure while reading tEXt chunk.`
 
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