Imported from libpng-1.0.7beta16.tar

ANNOUNCE

@@ -1,5 +1,5 @@
 
-Libpng 1.0.7beta15 - May 29, 2000
+Libpng 1.0.7beta16 - June 4, 2000
 
 This is a public release of libpng, intended for use in production codes.
 
@@ -81,6 +81,14 @@ Changes since the last public release (1.0.6):
   Worked around a problem in pngconf.h; AIX's strings.h defines an "index"
     macro that conflicts with libpng's png_color_16.index. (Dimitri Papadapoulos)
   Added "msvc" directory with MSVC++ project files (Simon-Pierre Cadieux).
+  Added PNG_NO_POINTER_INDEXING macro to use array-indexing instead of pointer
+    indexing in pngrutil.c and pngwutil.c to accommodate a buggy compiler.
+  Added a check for overlength PLTE chunk in pngrutil.c.
+  Added PNG_NO_POINTER_INDEXING macro to use array-indexing instead of pointer
+    indexing in pngrutil.c and pngwutil.c to accommodate a buggy compiler.
+  Added a warning in png_decompress_chunk() when it runs out of data.
+  Added PNG_USE_DLL macro.
+  Revised the copyright/disclaimer/license notice.
 
 Send comments/corrections/commendations to
 png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu

CHANGES

@@ -771,6 +771,14 @@ version 1.0.7beta15 [May 29, 2000]
   Worked around a problem in pngconf.h; AIX's strings.h defines an "index"
     macro that conflicts with libpng's png_color_16.index. (Dimitri Papadapoulos)
   Added "msvc" directory with MSVC++ project files (Simon-Pierre Cadieux).
+version 1.0.7beta16 [June 4, 2000]
+  Revised the workaround of AIX string.h "index" bug.
+  Added a check for overlength PLTE chunk in pngrutil.c.
+  Added PNG_NO_POINTER_INDEXING macro to use array-indexing instead of pointer
+    indexing in pngrutil.c and pngwutil.c to accommodate a buggy compiler.
+  Added a warning in png_decompress_chunk() when it runs out of data.
+  Added PNG_USE_DLL macro.
+  Revised the copyright/disclaimer/license notice.
 
 Send comments/corrections/commendations to
 png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu

INSTALL

@@ -1,5 +1,5 @@
 
-Installing libpng version 1.0.7beta15 - May 29, 2000
+Installing libpng version 1.0.7beta16 - June 4, 2000
 
 Before installing libpng, you must first install zlib.  zlib
 can usually be found wherever you got libpng.  zlib can be
@@ -10,7 +10,7 @@ zlib.h and zconf.h include files that correspond to the
 version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.0.7beta15" or "lpng106" and "zlib-1.1.3"
+might be called "libpng-1.0.7beta16" or "lpng106" and "zlib-1.1.3"
 or "zlib113") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
@@ -23,8 +23,10 @@ Your directory structure should look like this:
           *.c
           contrib
              gregbook
+             msvctest
              pngminus
              pngsuite
+          msvc
           scripts
              makefile.*
           pngtest.png
@@ -40,15 +42,18 @@ If the line endings in the files look funny, you may wish to get the other
 distribution of libpng.  It is available in both tar.gz (UNIX style line
 endings) and zip (DOS style line endings) formats.
 
-First enter the zlib directory and follow the instructions in zlib/README.
+If you are building libpng with MSVC, you can enter the msvc directory and
+follow the instructions in msvc/README.txt.
+
+Else enter the zlib directory and follow the instructions in zlib/README.
 Then come back here and choose the appropriate makefile.sys in the scripts
 directory.  
 The files that are presently available in the scripts directory
 include
 
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
- makefile.linux    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta15)
+ makefile.linux    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta16)
- makefile.gcmmx    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta15,
+ makefile.gcmmx    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta16,
                        uses assembler code tuned for Intel MMX platform)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
@@ -60,9 +65,9 @@ include
  makefile.intel    =>  Intel C/C++ version 4.0 and later
  libpng.icc        =>  Project file for IBM VisualAge/C++ version 4.0 or later
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
- makefile.sggcc    =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta15)
+ makefile.sggcc    =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta16)
  makefile.sunos    =>  Sun makefile
- makefile.solaris  =>  Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.7beta15)
+ makefile.solaris  =>  Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.7beta16)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.mips     =>  MIPS makefile
  makefile.acorn    =>  Acorn makefile

LICENSE

@@ -5,7 +5,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
 Copyright (c) 1996, 1997 Andreas Dilger
 (libpng versions 0.90, December 1996, through 0.96, May 1997)
 Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
-(libpng versions 0.97, January 1998, through 1.0.7beta15, May 29, 2000)
+(libpng versions 0.97, January 1998, through 1.0.7beta16, June 4, 2000)
 
 For the purposes of this copyright and license, "Contributing Authors"
 is defined as the following set of individuals:
@@ -68,4 +68,4 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 randeg@alum.rpi.edu
-May 29, 2000
+June 4, 2000

README

@@ -1,4 +1,4 @@
-README for libpng 1.0.7beta15 - May 29, 2000 (shared library 2.1)
+README for libpng 1.0.7beta16 - June 4, 2000 (shared library 2.1)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -166,15 +166,18 @@ Files in this distribution:
        gregbook         =>  source code for PNG reading and writing, from
                             Greg Roelofs' "PNG: The Definitive Guide",
                             O'Reilly, 1999
+       msvctest     =>  Builds and runs pngtest using a MSVC workspace
        pngminus     =>  Simple pnm2png and png2pnm programs
        pngsuite     =>  Test images
+      msvc          =>  Contains a Microsoft Visual C++ (MSVC) workspace
+                        for building libpng and zlib
       scripts       =>  Directory containing scripts for building libpng:
        descrip.mms      =>  VMS makefile for MMS or MMK
        makefile.std     =>  Generic UNIX makefile (cc, creates static libpng.a)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng.so.2.1.0.7beta15)
+                            (gcc, creates libpng.so.2.1.0.7beta16)
        makefile.gcmmx   =>  Linux/ELF makefile (gcc, creates
-                            libpng.so.2.1.0.7beta15, uses assembler code
+                            libpng.so.2.1.0.7beta16, uses assembler code
                             tuned for Intel MMX platform)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
@@ -186,10 +189,10 @@ Files in this distribution:
        makefile.intel   =>  Intel C/C++ version 4.0 and later
        libpng.icc       =>  Project file, IBM VisualAge/C++ 4.0 or later
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
-       makefile.sggcc   =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta15)
+       makefile.sggcc   =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta16)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng.so.2.1.0.7beta15)
+                            (gcc, creates libpng.so.2.1.0.7beta16)
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
        makefile.mips    =>  MIPS makefile
        makefile.acorn   =>  Acorn makefile

Y2KINFO

@@ -1,13 +1,13 @@
    Y2K compliance in libpng:
    =========================
 
-      May 29, 2000
+      June 4, 2000
 
       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 1.0.7beta15 are Y2K compliant.  It is my belief that earlier
+      upward through 1.0.7beta16 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

configure

@@ -1,5 +1,5 @@
 echo "
-  There is no \"configure\" script for Libpng-1.0.7beta15.  Instead, please
+  There is no \"configure\" script for Libpng-1.0.7beta16.  Instead, please
   copy the appropriate makefile for your system from the \"scripts\"
   directory.  Read the INSTALL file for more details.
 "

contrib/msvctest/README.txt

@@ -0,0 +1,22 @@
+Microsoft Developer Studio Build File, Format Version 6.00 for
+msvctest
+
+Assumes that libpng DLLs and LIBs are in ..\..\msvc\win32\libpng
+Assumes that zlib DLLs and LIBs are in ..\..\msvc\win32\zlib
+
+To build:
+
+1) On the main menu Select "Build|Set Active configuration".
+   Choose the configuration that corresponds to the library you want to test.
+   This library must have been built using the libpng MS project located in
+   the "mscv" subdirectory.
+
+2) Select "Build|Clean"
+
+3) Select "Build|Rebuild All"
+
+4) The test results should appear in the "Build" pane of the Output Window.
+
+
+Simon-Pierre Cadieux
+Methodex Computer Systems Inc.

contrib/msvctest/msvctest.dsp

@@ -0,0 +1,247 @@
+# Microsoft Developer Studio Project File - Name="msvctest" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=msvctest - Win32 Debug DLL
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+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "msvctest.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "msvctest.mak" CFG="msvctest - Win32 Debug DLL"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "msvctest - Win32 DLL" (based on "Win32 (x86) Console Application")
+!MESSAGE "msvctest - Win32 Debug DLL" (based on "Win32 (x86) Console Application")
+!MESSAGE "msvctest - Win32 ASM DLL" (based on "Win32 (x86) Console Application")
+!MESSAGE "msvctest - Win32 Debug ASM DLL" (based on "Win32 (x86) Console Application")
+!MESSAGE "msvctest - Win32 LIB" (based on "Win32 (x86) Console Application")
+!MESSAGE "msvctest - Win32 Debug LIB" (based on "Win32 (x86) Console Application")
+!MESSAGE 
+
+# Begin Project
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+# PROP Scc_LocalPath ""
+CPP=cl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "msvctest - Win32 DLL"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "dll"
+# PROP BASE Intermediate_Dir "dll"
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+# End Special Build Tool
+
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+
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+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "msvctest - Win32 ASM DLL"
+
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+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "msvctest - Win32 Debug ASM DLL"
+
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+# ADD BASE LINK32 /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
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+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "msvctest - Win32 LIB"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "lib"
+# PROP BASE Intermediate_Dir "lib"
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+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "msvctest - Win32 DLL"
+# Name "msvctest - Win32 Debug DLL"
+# Name "msvctest - Win32 ASM DLL"
+# Name "msvctest - Win32 Debug ASM DLL"
+# Name "msvctest - Win32 LIB"
+# Name "msvctest - Win32 Debug LIB"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\..\pngtest.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\README.txt
+# PROP Exclude_From_Build 1
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project

contrib/msvctest/msvctest.dsw

@@ -0,0 +1,29 @@
+Microsoft Developer Studio Workspace File, Format Version 6.00
+# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
+
+###############################################################################
+
+Project: "msvctest"=.\msvctest.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Global:
+
+Package=<5>
+{{{
+}}}
+
+Package=<3>
+{{{
+}}}
+
+###############################################################################
+

libpng.3

@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "May 29, 2000"
+.TH LIBPNG 3 "June 4, 2000"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta15
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta16
 .SH SYNOPSIS
 \fI\fB
 
@@ -747,7 +747,7 @@ 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 1.0.7beta15 - May 29, 2000
+ libpng version 1.0.7beta16 - June 4, 2000
  Updated and distributed by Glenn Randers-Pehrson
  <randeg@alum.rpi.edu>
  Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -3379,13 +3379,13 @@ application:
 
 .SH VII. Y2K Compliance in libpng
 
-May 29, 2000
+June 4, 2000
 
 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 1.0.7beta15 are Y2K compliant.  It is my belief that earlier
+upward through 1.0.7beta16 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
@@ -3526,7 +3526,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.0.7beta15 - May 29, 2000:
+Libpng version 1.0.7beta16 - June 4, 2000:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (randeg@alum.rpi.edu).
 
@@ -3541,7 +3541,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
 Copyright (c) 1996, 1997 Andreas Dilger
 (libpng versions 0.89c, May 1996, through 0.96, May 1997)
 Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
-(libpng versions 0.97, January 1998, through 1.0.7beta15, May 29, 2000)
+(libpng versions 0.97, January 1998, through 1.0.7beta16, June 4, 2000)
 
 For the purposes of this copyright and license, "Contributing Authors"
 is defined as the following set of individuals:

libpng.txt

@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.0.7beta15 - May 29, 2000
+ libpng version 1.0.7beta16 - June 4, 2000
  Updated and distributed by Glenn Randers-Pehrson
  <randeg@alum.rpi.edu>
  Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -2632,13 +2632,13 @@ application:
 
 VII. Y2K Compliance in libpng
 
-May 29, 2000
+June 4, 2000
 
 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 1.0.7beta15 are Y2K compliant.  It is my belief that earlier
+upward through 1.0.7beta16 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

libpngpf.3

@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "May 29, 2000"
+.TH LIBPNGPF 3 "June 4, 2000"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta15
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta16
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP

msvc/README.txt

@@ -1,5 +1,5 @@
 Microsoft Developer Studio Build File, Format Version 6.00 for
-libpng 1.0.7beta15 (May 29, 2000) and zlib
+libpng 1.0.7beta16 (June 4, 2000) and zlib
 
 Copyright (C) 2000 Simon-Pierre Cadieux
 For conditions of distribution and use, see copyright notice in png.h
@@ -25,14 +25,23 @@ This project will build the PNG Development Group's "official" versions of
 libpng and zlib libraries:
 
    libpng1.dll          (default version, currently C code only)
+   libpng1a.dll         (C + Assembler version)
+   libpng1b.dll         (C + Assembler debug version)
    libpng1d.dll         (C code debug version)
-   libpng1[a-c,e-m].dll (reserved for official versions)
+   libpng1[c,e-m].dll   (reserved for official versions) 
    libpng1[n-z].dll     (available for private versions)
-   zlib.dll             (default version)
+   zlib.dll             (default version, currently C code only)
    zlibd.dll            (debug version)
 
 If you change anything in libpng, or select different compiler settings,
 please change the library name to an unreserved name, and define
-PRIVATEBUILD or SPECIALBUILD accordingly.
+DLLFNAME_POSTFIX and (PRIVATEBUILD or SPECIALBUILD) accordingly. DLLFNAME_POSTFIX
+should correspond to a string in the range of "N" to "Z" depending on the letter 
+you choose for your private version.
 
+All DLLs built by this project use the Microsoft dynamic C runtime library
+MSVCRT.DLL (MSVCRTD.DLL for debug versions). If you distribute any of the
+above mentioned libraries you should also include this DLL in your package.
+For a list of files that are redistributable in Visual C++ 6.0, see
+Common\Redist\Redist.txt on Disc 1 of the Visual C++ 6.0 product CDs. 
 

msvc/libpng.dsp

@@ -19,9 +19,11 @@ CFG=libpng - Win32 DLL
 !MESSAGE Possible choices for configuration are:
 !MESSAGE 
 !MESSAGE "libpng - Win32 DLL" (based on "Win32 (x86) Dynamic-Link Library")
-!MESSAGE "libpng - Win32 DLL Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "libpng - Win32 Debug DLL" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "libpng - Win32 ASM DLL" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "libpng - Win32 Debug ASM DLL" (based on "Win32 (x86) Dynamic-Link Library")
 !MESSAGE "libpng - Win32 LIB" (based on "Win32 (x86) Static Library")
-!MESSAGE "libpng - Win32 LIB Debug" (based on "Win32 (x86) Static Library")
+!MESSAGE "libpng - Win32 Debug LIB" (based on "Win32 (x86) Static Library")
 !MESSAGE 
 
 # Begin Project
@@ -43,7 +45,7 @@ CFG=libpng - Win32 DLL
 # PROP Ignore_Export_Lib 0
 # PROP Target_Dir ""
 CPP=cl.exe
-# ADD BASE CPP /nologo /MD /W3 /O1 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_USRDLL" /FD /c
+# ADD BASE CPP /nologo /MD /W3 /O1 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_USRDLL" /FD /c
 # ADD CPP /nologo /MD /W3 /O1 /I ".." /I "..\..\zlib" /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "PNG_BUILD_DLL" /D "ZLIB_DLL" /Yu"png.h" /FD /c
 MTL=midl.exe
 RSC=rc.exe
@@ -53,11 +55,11 @@ BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
 LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /machine:I386
+# ADD BASE LINK32  /nologo /dll /machine:I386
 # ADD LINK32 /nologo /dll /machine:I386 /out:".\win32\libpng\dll\libpng1.dll"
 # SUBTRACT LINK32 /pdb:none
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug DLL"
 
 # PROP BASE Use_MFC 0
 # PROP BASE Use_Debug_Libraries 1
@@ -71,7 +73,7 @@ LINK32=link.exe
 # PROP Ignore_Export_Lib 0
 # PROP Target_Dir ""
 CPP=cl.exe
-# ADD BASE CPP /nologo /MDd /W3 /Zi /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_USRDLL" /FD /GZ /c
+# ADD BASE CPP /nologo /MDd /W3 /Zi /Od /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /D "_USRDLL" /FD /GZ /c
 # ADD CPP /nologo /MDd /W3 /Zi /Od /I ".." /I "..\..\zlib" /D "DEBUG" /D "_DEBUG" /D PNG_DEBUG=1 /D "WIN32" /D "_WINDOWS" /D "PNG_BUILD_DLL" /D "ZLIB_DLL" /Yu"png.h" /FD /GZ /c
 MTL=midl.exe
 RSC=rc.exe
@@ -81,9 +83,64 @@ BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
 LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /debug /machine:I386 /pdbtype:sept
+# ADD BASE LINK32 /nologo /dll /debug /machine:I386 /pdbtype:sept
 # ADD LINK32 /nologo /dll /debug /machine:I386 /out:".\win32\libpng\dll_dbg\libpng1d.dll"
 
+!ELSEIF  "$(CFG)" == "libpng - Win32 ASM DLL"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir ".\win32\libpng\dll_asm"
+# PROP Intermediate_Dir ".\win32\libpng\dll_asm"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MD /W3 /O1 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_USRDLL" /FD /c
+# ADD CPP /nologo /MD /W3 /O1 /I ".." /I "..\..\zlib" /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "PNG_USE_PNGVCRD" /D "PNG_BUILD_DLL" /D "ZLIB_DLL" /Yu"png.h" /FD /c
+MTL=midl.exe
+RSC=rc.exe
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /i ".." /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 /nologo /dll /machine:I386
+# ADD LINK32 .\win32\zlib\dll\zlib.lib /nologo /dll /machine:I386 /out:".\win32\libpng\dll_asm\libpng1a.dll"
+# SUBTRACT LINK32 /pdb:none
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug ASM DLL"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir ".\win32\libpng\dll_dbga"
+# PROP Intermediate_Dir ".\win32\libpng\dll_dbga"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MDd /W3 /Zi /Od /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /D "_USRDLL" /FD /GZ /c
+# ADD CPP /nologo /MDd /W3 /Zi /Od /I ".." /I "..\..\zlib" /D "DEBUG" /D "_DEBUG" /D PNG_DEBUG=1 /D "WIN32" /D "_WINDOWS" /D "PNG_USE_PNGVCRD" /D "PNG_BUILD_DLL" /D "ZLIB_DLL" /Yu"png.h" /FD /GZ /c
+MTL=midl.exe
+RSC=rc.exe
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /i ".." /d "_DEBUG" /d PNG_DEBUG=1
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 /nologo /dll /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 .\win32\zlib\dll_dbg\zlibd.lib /nologo /dll /debug /machine:I386 /out:".\win32\libpng\dll_dbga\libpng1b.dll"
+
 !ELSEIF  "$(CFG)" == "libpng - Win32 LIB"
 
 # PROP BASE Use_MFC 0
@@ -110,7 +167,7 @@ LIB32=link.exe -lib
 # ADD BASE LIB32 /nologo
 # ADD LIB32 /nologo
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug LIB"
 
 # PROP BASE Use_MFC 0
 # PROP BASE Use_Debug_Libraries 1
@@ -124,7 +181,7 @@ LIB32=link.exe -lib
 # PROP Target_Dir ""
 MTL=midl.exe
 CPP=cl.exe
-# ADD BASE CPP /nologo /W3 /Zi /Od /D "WIN32" /D "_DEBUG" /D "_LIB" /FD /GZ /c
+# ADD BASE CPP /nologo /W3 /Zi /Od /D "_DEBUG" /D "WIN32" /D "_LIB" /FD /GZ /c
 # ADD CPP /nologo /W3 /Zi /Od /I ".." /I "..\..\zlib" /D "DEBUG" /D "_DEBUG" /D PNG_DEBUG=1 /D "WIN32" /Yu"png.h" /FD /GZ /c
 RSC=rc.exe
 # ADD BASE RSC /l 0x409 /d "_DEBUG"
@@ -141,9 +198,11 @@ LIB32=link.exe -lib
 # Begin Target
 
 # Name "libpng - Win32 DLL"
-# Name "libpng - Win32 DLL Debug"
+# Name "libpng - Win32 Debug DLL"
+# Name "libpng - Win32 ASM DLL"
+# Name "libpng - Win32 Debug ASM DLL"
 # Name "libpng - Win32 LIB"
-# Name "libpng - Win32 LIB Debug"
+# Name "libpng - Win32 Debug LIB"
 # Begin Group "Source Files"
 
 # PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
@@ -158,13 +217,17 @@ SOURCE=.\png.rc
 
 !IF  "$(CFG)" == "libpng - Win32 DLL"
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 ASM DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug ASM DLL"
 
 !ELSEIF  "$(CFG)" == "libpng - Win32 LIB"
 
 # PROP Exclude_From_Build 1
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug LIB"
 
 # PROP Exclude_From_Build 1
 
@@ -177,13 +240,17 @@ SOURCE=.\png32ms.def
 
 !IF  "$(CFG)" == "libpng - Win32 DLL"
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 ASM DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug ASM DLL"
 
 !ELSEIF  "$(CFG)" == "libpng - Win32 LIB"
 
 # PROP Exclude_From_Build 1
 
-!ELSEIF  "$(CFG)" == "libpng - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug LIB"
 
 # PROP Exclude_From_Build 1
 
@@ -233,6 +300,33 @@ SOURCE=..\pngtrans.c
 # End Source File
 # Begin Source File
 
+SOURCE=..\pngvcrd.c
+
+!IF  "$(CFG)" == "libpng - Win32 DLL"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug DLL"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 ASM DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug ASM DLL"
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 LIB"
+
+# PROP Exclude_From_Build 1
+
+!ELSEIF  "$(CFG)" == "libpng - Win32 Debug LIB"
+
+# PROP Exclude_From_Build 1
+
+!ENDIF 
+
+# End Source File
+# Begin Source File
+
 SOURCE=..\pngwio.c
 # End Source File
 # Begin Source File

msvc/png.rc

@@ -8,15 +8,21 @@
 
 #define PNG_LIBPNG_DLLFNAME "LIBPNG"
 
+#if defined(DLLFNAME_POSTFIX) && !defined(PRIVATEBUILD) && !defined(SPECIALBUILD)
+#  error PRIVATEBUILD or SPECIALBUILD must be defined as a string describing the type of change brought to the standard library
+#endif /* defined(DLLFNAME_POSTFIX)... */
+
 #if defined(PNG_DEBUG) && (PNG_DEBUG > 0)
 #  define VS_DEBUG VS_FF_DEBUG
-#	define DEBUG_POSTFIX "D"
+#  ifndef DLLFNAME_POSTFIX
+#    define DLLFNAME_POSTFIX "D"
+#  endif /* DLLFNAME_POSTFIX */
 #  ifndef COMMENTS 
 #    define COMMENTS "PNG_DEBUG=" QUOTE(PNG_DEBUG)
 #  endif /* COMMENTS */
 #else
 #  define VS_DEBUG 0
-#	define DEBUG_POSTFIX
+#  define DLLFNAME_POSTFIX
 #endif /* defined(DEBUG)... */
 
 #ifdef PRIVATEBUILD
@@ -47,9 +53,9 @@ BEGIN
 #endif /* COMMENTS */
       VALUE "FileDescription", "PNG image compression library\000"
       VALUE "FileVersion", PNG_LIBPNG_VER_STRING "\000"
-		VALUE "InternalName", PNG_LIBPNG_DLLFNAME QUOTE(PNG_LIBPNG_VER_MAJOR) DEBUG_POSTFIX " (Windows 32 bit)\000"
+      VALUE "InternalName", PNG_LIBPNG_DLLFNAME QUOTE(PNG_LIBPNG_VER_MAJOR) DLLFNAME_POSTFIX " (Windows 32 bit)\000"
       VALUE "LegalCopyright", "Copyright 1998-2000 Glenn Randers-Pehrson\000"
-		VALUE "OriginalFilename", PNG_LIBPNG_DLLFNAME QUOTE(PNG_LIBPNG_VER_MAJOR) DEBUG_POSTFIX ".DLL\000"
+      VALUE "OriginalFilename", PNG_LIBPNG_DLLFNAME QUOTE(PNG_LIBPNG_VER_MAJOR) DLLFNAME_POSTFIX ".DLL\000"
 #ifdef PRIVATEBUILD
       VALUE "PrivateBuild", PRIVATEBUILD
 #endif /* PRIVATEBUILD */

msvc/png32ms.def

@@ -6,7 +6,7 @@ LIBRARY
 DESCRIPTION "PNG image compression library for Windows"
 
 EXPORTS
-;Version 1.0.7beta15
+;Version 1.0.7beta16
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3
@@ -174,4 +174,5 @@ EXPORTS
   png_write_rows    @165
   png_read_init_2    @166
   png_write_init_2    @167
-;	png_sig_bytes								@168
+  png_access_version_number  @168
+;  png_sig_bytes    @169

msvc/zlib.def

@@ -1,4 +1,5 @@
 LIBRARY
+DESCRIPTION "zlib compression library for Windows"
 
 EXPORTS
     adler32                        @1

msvc/zlib.dsp

@@ -19,9 +19,9 @@ CFG=zlib - Win32 DLL
 !MESSAGE Possible choices for configuration are:
 !MESSAGE 
 !MESSAGE "zlib - Win32 DLL" (based on "Win32 (x86) Dynamic-Link Library")
-!MESSAGE "zlib - Win32 DLL Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "zlib - Win32 Debug DLL" (based on "Win32 (x86) Dynamic-Link Library")
 !MESSAGE "zlib - Win32 LIB" (based on "Win32 (x86) Static Library")
-!MESSAGE "zlib - Win32 LIB Debug" (based on "Win32 (x86) Static Library")
+!MESSAGE "zlib - Win32 Debug LIB" (based on "Win32 (x86) Static Library")
 !MESSAGE 
 
 # Begin Project
@@ -57,7 +57,7 @@ LINK32=link.exe
 # ADD LINK32 /nologo /dll /machine:I386
 # SUBTRACT LINK32 /pdb:none
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug DLL"
 
 # PROP BASE Use_MFC 0
 # PROP BASE Use_Debug_Libraries 1
@@ -110,7 +110,7 @@ LIB32=link.exe -lib
 # ADD BASE LIB32 /nologo
 # ADD LIB32 /nologo
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug LIB"
 
 # PROP BASE Use_MFC 0
 # PROP BASE Use_Debug_Libraries 1
@@ -141,9 +141,9 @@ LIB32=link.exe -lib
 # Begin Target
 
 # Name "zlib - Win32 DLL"
-# Name "zlib - Win32 DLL Debug"
+# Name "zlib - Win32 Debug DLL"
 # Name "zlib - Win32 LIB"
-# Name "zlib - Win32 LIB Debug"
+# Name "zlib - Win32 Debug LIB"
 # Begin Group "Source Files"
 
 # PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
@@ -212,13 +212,13 @@ SOURCE=.\zlib.def
 
 !IF  "$(CFG)" == "zlib - Win32 DLL"
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug DLL"
 
 !ELSEIF  "$(CFG)" == "zlib - Win32 LIB"
 
 # PROP Exclude_From_Build 1
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug LIB"
 
 # PROP Exclude_From_Build 1
 
@@ -231,13 +231,13 @@ SOURCE=..\..\zlib\msdos\zlib.rc
 
 !IF  "$(CFG)" == "zlib - Win32 DLL"
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 DLL Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug DLL"
 
 !ELSEIF  "$(CFG)" == "zlib - Win32 LIB"
 
 # PROP Exclude_From_Build 1
 
-!ELSEIF  "$(CFG)" == "zlib - Win32 LIB Debug"
+!ELSEIF  "$(CFG)" == "zlib - Win32 Debug LIB"
 
 # PROP Exclude_From_Build 1
 

png.5

@@ -1,4 +1,4 @@
-.TH PNG 5 "May 29, 2000"
+.TH PNG 5 "June 4, 2000"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

png.c

@@ -1,10 +1,10 @@
 
 /* png.c - location for general purpose libpng functions
  *
- * libpng version 1.0.7beta15 - May 29, 2000
+ * libpng version 1.0.7beta16 - June 4, 2000
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  */
 
@@ -14,14 +14,14 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_0_7beta15 Your_png_h_is_not_version_1_0_7beta15;
+typedef version_1_0_7beta16 Your_png_h_is_not_version_1_0_7beta16;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
 
 #ifdef PNG_USE_GLOBAL_ARRAYS
 /* png_libpng_ver was changed to a function in version 1.0.5c */
-char png_libpng_ver[12] = "1.0.7beta15";
+char png_libpng_ver[12] = "1.0.7beta16";
 
 /* png_sig was changed to a function in version 1.0.5c */
 /* Place to hold the signature string for a PNG file. */
@@ -605,10 +605,10 @@ png_charp PNGAPI
 png_get_copyright(png_structp png_ptr)
 {
    if (png_ptr != NULL || png_ptr == NULL)  /* silence compiler warning */
-   return ("\n libpng version 1.0.7beta15 - May 29, 2000\n\
+   return ("\n libpng version 1.0.7beta16 - June 4, 2000\n\
-   Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.\n\
+   Copyright (c) 1998-2000 Glenn Randers-Pehrson\n\
    Copyright (c) 1996, 1997 Andreas Dilger\n\
-   Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson\n");
+   Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.\n");
    return ("");
 }
 
@@ -623,8 +623,8 @@ png_get_libpng_ver(png_structp png_ptr)
 {
    /* Version of *.c files used when building libpng */
    if(png_ptr != NULL) /* silence compiler warning about unused png_ptr */
-      return("1.0.7beta15");
+      return("1.0.7beta16");
-   return("1.0.7beta15");
+   return("1.0.7beta16");
 }
 
 png_charp PNGAPI

png.h

@@ -1,15 +1,15 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.0.7beta15 - May 29, 2000
+ * libpng version 1.0.7beta16 - June 4, 2000
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * Authors and maintainers:
  *  libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *  libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
- *  libpng versions 0.97, January 1998, through 1.0.7beta15 - May 29, 2000: Glenn
+ *  libpng versions 0.97, January 1998, through 1.0.7beta16 - June 4, 2000: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -52,7 +52,7 @@
  *    1.0.6h                        10007  10.6h (testing xy.z so-numbering)
  *    1.0.6i                        10007  10.6i
  *    1.0.6j                        10007  2.1.0.6j (incompatible with 1.0.0)
- *    1.0.7beta11-15                10007  2.1.0.7beta11-15 (binary compatible)
+ *    1.0.7beta11-16                10007  2.1.0.7beta11-16 (binary compatible)
  *    planned:
  *    1.0.7rc1                      10007  2.1.0.7rc1 (binary compatible)
  *    1.0.6patch4 (w/4 patches)     10006  2.1.0.6 (binary compatible)
@@ -80,32 +80,49 @@
 /*
  * COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
  *
- * If you modify libpng you may insert additional notices after this sentence.
+ * If you modify libpng you may insert additional notices immediately following
+ * this sentence.
  *
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
+ * libpng versions 1.0.6, March 20, 2000, through 1.0.7beta16, June 4, 2000, are
- * (libpng versions 0.5, May 1995, through 0.88, January 1996)
+ * Copyright (c) 2000 Glenn Randers-Pehrson
+ * Distributed according to the same disclaimer and license as libpng-1.0.5
+ * with the following individuals added to the list of Contributing Authors:
+ *
+ *    Simon-Pierre Cadieux
+ *    Eric S. Raymond
+ *    Gilles Vollant
+ *
+ * libpng versions 0.97, January 1998, through 1.0.5, October 15, 1999, are
+ * Copyright (c) 1998, 1999 Glenn Randers-Pehrson
+ * Distributed according to the same disclaimer and license as libpng-0.96,
+ * with the following individuals added to the list of Contributing Authors:
+ *
+ *    Tom Lane
+ *    Glenn Randers-Pehrson
+ *    Willem van Schaik
+ *
+ * libpng versions 0.89, June 1996, through 0.96, May 1997, are
  * Copyright (c) 1996, 1997 Andreas Dilger
- * (libpng versions 0.89c, June 1996, through 0.96, May 1997)
+ * Distributed according to the same disclaimer and license as libpng-0.88,
- * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * with the following individuals added to the list of Contributing Authors:
- * (libpng versions 0.97, January 1998, through 1.0.7beta15, May 29, 2000)
- *
- * For the purposes of this copyright and license, "Contributing Authors"
- * is defined as the following set of individuals:
  *
  *    John Bowler
  *    Kevin Bracey
  *    Sam Bushell
- *    Andreas Dilger
  *    Magnus Holmgren
- *    Tom Lane
- *    Dave Martindale
- *    Glenn Randers-Pehrson
- *    Eric S. Raymond
  *    Greg Roelofs
+ *    Tom Tanner
+ *
+ * libpng versions 0.5, May 1995, through 0.88, January 1996, are
+ * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
+ *
+ * For the purposes of this copyright and license, "Contributing Authors"
+ * is defined as the following set of individuals:
+ *
+ *    Andreas Dilger
+ *    Dave Martindale
  *    Guy Eric Schalnat
  *    Paul Schmidt
- *    Tom Tanner
- *    Willem van Schaik
  *    Tim Wegner
  *
  * The PNG Reference Library is supplied "AS IS".  The Contributing Authors
@@ -162,13 +179,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    May 29, 2000
+ *    June 4, 2000
  *
  *    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 1.0.7beta15 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.0.7beta16 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
@@ -224,7 +241,7 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.0.7beta15"
+#define PNG_LIBPNG_VER_STRING "1.0.7beta16"
 
 #define PNG_LIBPNG_VER_SONUM   2
 
@@ -234,7 +251,7 @@
 #define PNG_LIBPNG_VER_RELEASE 7
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
-#define PNG_LIBPNG_VER_BUILD   15
+#define PNG_LIBPNG_VER_BUILD   16
 
 /* Careful here.  At one time, Guy wanted to use 082, but that would be octal.
  * We must not include leading zeros.
@@ -1123,9 +1140,9 @@ struct png_struct_def
 };
 
 /* This prevents a compiler error in png_get_copyright() in png.c if png.c
-and png.h are both at * version 1.0.7beta15
+and png.h are both at * version 1.0.7beta16
  */
-typedef png_structp version_1_0_7beta15;
+typedef png_structp version_1_0_7beta16;
 
 typedef png_struct FAR * FAR * png_structpp;
 
@@ -2144,7 +2161,7 @@ extern PNG_EXPORT(png_charp,png_get_header_version) PNGARG((png_structp png_ptr)
 extern PNG_EXPORT(png_charp,png_get_libpng_ver) PNGARG((png_structp png_ptr));
 
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.0.7beta15 - May 29, 2000 (header)\n"
+   " libpng version 1.0.7beta16 - June 4, 2000 (header)\n"
 
 #ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
 /* With these routines we avoid an integer divide, which will be slower on

pngasmrd.h

@@ -1,6 +1,6 @@
 /* pngasmrd.h - assembler version of utilities to read a PNG file
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1999, 2000 Glenn Randers-Pehrson
  *

pngconf.h

@@ -1,10 +1,10 @@
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 /* Any machine specific code is near the front of this file, so if you
@@ -153,17 +153,18 @@
 #  endif /* __linux__ */
 #endif /* PNG_SETJMP_SUPPORTED */
 
+#if defined(_AIX) && defined(__xlC__)
+/* This prevents "AIX/xlC" from generating an "index(s,c)" macro in strings.h
+ * that conflicts with libpng's png_color_16.index */
+#undef __STR__
+#endif
+
 #ifdef BSD
 #include <strings.h>
 #else
 #include <string.h>
 #endif
 
-#ifdef _AIX
-/* "index" macro in AIX strings.h conflicts with libpng's png_color_16.index */
-#undef index
-#endif
-
 /* Other defines for things like memory and the like can go here.  */
 #ifdef PNG_INTERNAL
 #include <stdlib.h>
@@ -529,6 +530,11 @@ defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
 #define PNG_READ_BIG_ENDIAN_SUPPORTED
 */
 
+/* Buggy compilers (e.g., gcc 2.7.2.2) need this */
+/*
+#define PNG_NO_POINTER_INDEXING
+*/
+
 /* These functions are turned off by default, as they will be phased out. */
 /*
 #define  PNG_USELESS_TESTS_SUPPORTED
@@ -922,13 +928,13 @@ typedef z_stream FAR *  png_zstreamp;
  * Define PNG_BUILD_DLL if the module being built is a Windows
  * LIBPNG DLL.
  *
- * Define PNG_DLL if you want to *link* to the Windows LIBPNG DLL.
+ * Define PNG_USE_DLL if you want to *link* to the Windows LIBPNG DLL.
  * It is equivalent to Microsoft predefined macro _DLL which is
  * automatically defined when you compile using the share
  * version of the CRT (C Run-Time library)
  */
 
-#if !defined(PNG_DLL) && defined(PNG_BUILD_DLL)
+#if !defined(PNG_DLL) && (defined(PNG_BUILD_DLL) || defined(PNG_USE_DLL))
 #  define PNG_DLL
 #endif
 

pngerror.c

@@ -1,11 +1,11 @@
 
 /* pngerror.c - stub functions for i/o and memory allocation
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file provides a location for all error handling.  Users who
  * need special error handling are expected to write replacement functions

pnggccrd.c

@@ -6,10 +6,10 @@
  *     and http://www.intel.com/drg/pentiumII/appnotes/923/923.htm
  *     for Intel's performance analysis of the MMX vs. non-MMX code.
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1998, Intel Corporation
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * Copyright (c) 1998, Intel Corporation
  *
  * Based on MSVC code contributed by Nirav Chhatrapati, Intel Corp., 1998.
  * Interface to libpng contributed by Gilles Vollant, 1999.

pngget.c

@@ -1,11 +1,11 @@
 
 /* pngget.c - retrieval of values from info struct
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 #define PNG_INTERNAL

pngmem.c

@@ -1,11 +1,11 @@
 
 /* pngmem.c - stub functions for memory allocation
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file provides a location for all memory allocation.  Users who
  * need special memory handling are expected to supply replacement

pngpread.c

@@ -1,11 +1,11 @@
 
 /* pngpread.c - read a png file in push mode
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 #define PNG_INTERNAL

pngread.c

@@ -1,11 +1,11 @@
 
 /* pngread.c - read a PNG file
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file contains routines that an application calls directly to
  * read a PNG file or stream.
@@ -697,7 +697,7 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
  * not called png_set_interlace_handling(), the display_row buffer will
  * be ignored, so pass NULL to it.
  *
- * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta15
+ * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta16
  */
 
 void PNGAPI
@@ -746,7 +746,7 @@ png_read_rows(png_structp png_ptr, png_bytepp row,
  * only call this function once.  If you desire to have an image for
  * each pass of a interlaced image, use png_read_rows() instead.
  *
- * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta15
+ * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta16
  */
 void PNGAPI
 png_read_image(png_structp png_ptr, png_bytepp image)

pngrio.c

@@ -1,11 +1,11 @@
 
 /* pngrio.c - functions for data input
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file provides a location for all input.  Users who need
  * special handling are expected to write a function that has the same

pngrtran.c

@@ -1,11 +1,11 @@
 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file contains functions optionally called by an application
  * in order to tell libpng how to handle data when reading a PNG.

pngrutil.c

@@ -1,11 +1,11 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file contains routines that are only called from within
  * libpng itself during the course of reading an image.
@@ -152,6 +152,7 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
 
    if (comp_type == PNG_TEXT_COMPRESSION_zTXt)
    {
+      int ret = Z_OK;
       png_ptr->zstream.next_in = (png_bytep)(chunkdata + prefix_size);
       png_ptr->zstream.avail_in = (uInt)(chunklength - prefix_size);
       png_ptr->zstream.next_out = png_ptr->zbuf;
@@ -162,7 +163,7 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
 
       while (png_ptr->zstream.avail_in)
       {
-         int ret = inflate(&png_ptr->zstream, Z_PARTIAL_FLUSH);
+         ret = inflate(&png_ptr->zstream, Z_PARTIAL_FLUSH);
          if (ret != Z_OK && ret != Z_STREAM_END)
          {
             if (png_ptr->zstream.msg != NULL)
@@ -222,6 +223,9 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
             }
          }
       }
+      if (ret != Z_STREAM_END)
+         png_warning(png_ptr,
+         "End of datastream not found in a compressed chunk (other than IDAT)");
 
       inflateReset(&png_ptr->zstream);
       png_ptr->zstream.avail_in = 0;
@@ -354,6 +358,9 @@ png_handle_PLTE(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
 {
    png_colorp palette;
    int num, i;
+#ifndef PNG_NO_POINTER_INDEXING
+   png_colorp pal_ptr;
+#endif
 
    png_debug(1, "in png_handle_PLTE\n");
 
@@ -378,7 +385,7 @@ png_handle_PLTE(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    }
 #endif
 
-   if (length % 3)
+   if (length > 768 || length % 3)
    {
       if (png_ptr->color_type != PNG_COLOR_TYPE_PALETTE)
       {
@@ -396,6 +403,17 @@ png_handle_PLTE(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
 
    palette = (png_colorp)png_zalloc(png_ptr, (uInt)num, sizeof (png_color));
 
+#ifndef PNG_NO_POINTER_INDEXING
+   for (i = 0, pal_ptr = palette; i < num; i++, pal_ptr++)
+   {
+      png_byte buf[3];
+
+      png_crc_read(png_ptr, buf, 3);
+      pal_ptr->red = buf[0];
+      pal_ptr->green = buf[1];
+      pal_ptr->blue = buf[2];
+   }
+#else
    for (i = 0; i < num; i++)
    {
       png_byte buf[3];
@@ -406,6 +424,7 @@ png_handle_PLTE(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
       palette[i].green = buf[1];
       palette[i].blue = buf[2];
    }
+#endif
 
    /* If we actually NEED the PLTE chunk (ie for a paletted image), we do
       whatever the normal CRC configuration tells us.  However, if we
@@ -962,18 +981,19 @@ png_handle_iCCP(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
 
    for (profile = chunkdata; *profile; profile++)
       /* empty loop to find end of name */ ;
+
    ++profile;
 
-   /* there should be at least one NUL (the compression type byte)
+   /* there should be at least one zero (the compression type byte)
       following the separator, and we should be on it  */
-   if (profile >= chunkdata + slength)
+   if (*profile || profile >= chunkdata + slength)
    {
       png_free(png_ptr, chunkdata);
       png_warning(png_ptr, "malformed iCCP chunk");
       return;
    }
 
-   /* compression should always be zero */
+   /* compression_type should always be zero */
    compression_type = *profile++;
 
    prefix_length = profile - chunkdata;
@@ -994,6 +1014,9 @@ png_handle_sPLT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    png_bytep chunkdata;
    png_bytep entry_start;
    png_sPLT_t new_palette;
+#ifdef PNG_NO_POINTER_INDEXING
+   png_sPLT_entryp pp;
+#endif
    int data_length, entry_size, i;
    png_uint_32 skip = 0;
    png_size_t slength;
@@ -1057,6 +1080,7 @@ png_handle_sPLT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
    new_palette.entries = (png_sPLT_entryp)png_malloc(
        png_ptr, new_palette.nentries * sizeof(png_sPLT_entry));
 
+#ifndef PNG_NO_POINTER_INDEXING
    for (i = 0; i < new_palette.nentries; i++)
    {
       png_sPLT_entryp pp = new_palette.entries + i;
@@ -1077,6 +1101,28 @@ png_handle_sPLT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
       }
       pp->frequency = png_get_uint_16(entry_start); entry_start += 2;
    }
+#else
+   pp = new_palette.entries;
+   for (i = 0; i < new_palette.nentries; i++)
+   {
+
+      if (new_palette.depth == 8)
+      {
+          pp[i].red   = *entry_start++;
+          pp[i].green = *entry_start++;
+          pp[i].blue  = *entry_start++;
+          pp[i].alpha = *entry_start++;
+      }
+      else
+      {
+          pp[i].red   = png_get_uint_16(entry_start); entry_start += 2;
+          pp[i].green = png_get_uint_16(entry_start); entry_start += 2;
+          pp[i].blue  = png_get_uint_16(entry_start); entry_start += 2;
+          pp[i].alpha = png_get_uint_16(entry_start); entry_start += 2;
+      }
+      pp->frequency = png_get_uint_16(entry_start); entry_start += 2;
+   }
+#endif
 
    /* discard all chunk data except the name and stash that */
    new_palette.name = (png_charp)chunkdata;

pngset.c

@@ -1,11 +1,11 @@
 
 /* pngset.c - storage of image information into info struct
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * The functions here are used during reads to store data from the file
  * into the info struct, and during writes to store application data

pngtest.c

@@ -1,11 +1,11 @@
 
 /* pngtest.c - a simple test program to test libpng
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This program reads in a PNG image, writes it out again, and then
  * compares the two files.  If the files are identical, this shows that
@@ -1392,4 +1392,4 @@ main(int argc, char *argv[])
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_0_7beta15 your_png_h_is_not_version_1_0_7beta15;
+typedef version_1_0_7beta16 your_png_h_is_not_version_1_0_7beta16;

pngtrans.c

@@ -1,11 +1,11 @@
 
 /* pngtrans.c - transforms the data in a row (used by both readers and writers)
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 #define PNG_INTERNAL

pngvcrd.c

@@ -2,10 +2,10 @@
  *
  * For Intel x86 CPU and Microsoft Visual C++ compiler
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1998, Intel Corporation
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * Copyright (c) 1998, Intel Corporation
  *
  * Contributed by Nirav Chhatrapati, Intel Corporation, 1998
  * Interface to libpng contributed by Gilles Vollant, 1999

pngwio.c

@@ -1,11 +1,11 @@
 
 /* pngwio.c - functions for data output
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  *
  * This file provides a location for all output.  Users who need
  * special handling are expected to write functions that have the same

pngwrite.c

@@ -1,11 +1,11 @@
 
 /* pngwrite.c - general routines to write a PNG file
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 /* get internal access to png.h */

pngwtran.c

@@ -1,11 +1,11 @@
 
 /* pngwtran.c - transforms the data in a row for PNG writers
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 #define PNG_INTERNAL

pngwutil.c

@@ -1,11 +1,11 @@
 
 /* pngwutil.c - utilities to write a PNG file
  *
- * libpng 1.0.7beta15 - May 29, 2000
+ * libpng 1.0.7beta16 - June 4, 2000
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
 
 #define PNG_INTERNAL
@@ -532,6 +532,7 @@ png_write_PLTE(png_structp png_ptr, png_colorp palette, png_uint_32 num_pal)
    png_debug1(3, "num_palette = %d\n", png_ptr->num_palette);
 
    png_write_chunk_start(png_ptr, (png_bytep)png_PLTE, num_pal * 3);
+#ifndef PNG_NO_POINTER_INDEXING
    for (i = 0, pal_ptr = palette; i < num_pal; i++, pal_ptr++)
    {
       buf[0] = pal_ptr->red;
@@ -539,6 +540,17 @@ png_write_PLTE(png_structp png_ptr, png_colorp palette, png_uint_32 num_pal)
       buf[2] = pal_ptr->blue;
       png_write_chunk_data(png_ptr, buf, (png_size_t)3);
    }
+#else
+   /* This is a little slower but some buggy compilers need to do this instead */
+   pal_ptr=palette;
+   for (i = 0; i < num_pal; i++)
+   {
+      buf[0] = pal_ptr[i].red;
+      buf[1] = pal_ptr[i].green;
+      buf[2] = pal_ptr[i].blue;
+      png_write_chunk_data(png_ptr, buf, (png_size_t)3);
+   }
+#endif
    png_write_chunk_end(png_ptr);
    png_ptr->mode |= PNG_HAVE_PLTE;
 }
@@ -680,6 +692,9 @@ png_write_sPLT(png_structp png_ptr, png_sPLT_tp spalette)
    int entry_size = (spalette->depth == 8 ? 6 : 10);
    int palette_size = entry_size * spalette->nentries;
    png_sPLT_entryp ep;
+#ifdef PNG_NO_POINTER_INDEXING
+   int i;
+#endif
 
    png_debug(1, "in png_write_sPLT\n");
    if (spalette->name == NULL || (name_len = png_check_keyword(png_ptr,
@@ -696,6 +711,7 @@ png_write_sPLT(png_structp png_ptr, png_sPLT_tp spalette)
    png_write_chunk_data(png_ptr, (png_bytep)&spalette->depth, 1);
 
    /* loop through each palette entry, writing appropriately */
+#ifndef PNG_NO_POINTER_INDEXING
    for (ep = spalette->entries; ep<spalette->entries+spalette->nentries; ep++)
    {
        if (spalette->depth == 8)
@@ -716,6 +732,29 @@ png_write_sPLT(png_structp png_ptr, png_sPLT_tp spalette)
        }
        png_write_chunk_data(png_ptr, entrybuf, entry_size);
    }
+#else
+   ep=spalette->entries;
+   for (i=0; i>spalette->nentries; i++)
+   {
+       if (spalette->depth == 8)
+       {
+           entrybuf[0] = (png_byte)ep[i].red;
+           entrybuf[1] = (png_byte)ep[i].green;
+           entrybuf[2] = (png_byte)ep[i].blue;
+           entrybuf[3] = (png_byte)ep[i].alpha;
+           png_save_uint_16(entrybuf + 4, ep[i].frequency);
+       }
+       else
+       {
+           png_save_uint_16(entrybuf + 0, ep[i].red);
+           png_save_uint_16(entrybuf + 2, ep[i].green);
+           png_save_uint_16(entrybuf + 4, ep[i].blue);
+           png_save_uint_16(entrybuf + 6, ep[i].alpha);
+           png_save_uint_16(entrybuf + 8, ep[i].frequency);
+       }
+       png_write_chunk_data(png_ptr, entrybuf, entry_size);
+   }
+#endif
 
    png_write_chunk_end(png_ptr);
    png_free(png_ptr, new_name);

scripts/libpng.icc

@@ -1,6 +1,7 @@
 // Project file for libpng (static)
 // IBM VisualAge/C++ version 4.0 or later
 // Copyright (C) 2000 Cosmin Truta
+// For conditions of distribution and use, see copyright notice in png.h
 // Notes:
 //   All modules are compiled in C mode
 //   Tested with IBM VAC++ 4.0 under Win32

scripts/makefile-amiga-wolf.txt

@@ -1,6 +1,7 @@
 # Commodore Amiga Makefile
 # makefile for libpng and SAS C V6.5x compiler
 # Copyright (C) 1995-2000 Wolf Faust
+# For conditions of distribution and use, see copyright notice in png.h
 #
 # Note: Use #define PNG_READ_BIG_ENDIAN_SUPPORTED in pngconf.h
 #

scripts/makefile.amiga

@@ -1,6 +1,7 @@
 # Commodore Amiga Makefile
 # makefile for libpng and SAS C V6.55 compiler
 # Copyright (C) 1995 Wolf Faust
+# For conditions of distribution and use, see copyright notice in png.h
 
 #compiler
 CC=sc

scripts/makefile.beos

@@ -1,7 +1,7 @@
 # makefile for libpng on BeOS x86 ELF with gcc
 # modified from makefile.linux by Sander Stoks
-# Copyright (C) 1996, 1997 Andreas Dilger
 # Copyright (C) 1999 Greg Roelofs
+# Copyright (C) 1996, 1997 Andreas Dilger
 # For conditions of distribution and use, see copyright notice in png.h
 
 CC=gcc
@@ -31,7 +31,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # where make install puts libpng.a, libpng.so*, and png.h

scripts/makefile.dec

@@ -14,7 +14,7 @@ ZLIBINC=../zlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 CC=cc

scripts/makefile.gcc

@@ -1,6 +1,6 @@
 # makefile for libpng using gcc (generic, static library)
-# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
 # Copyright (C) 2000 Cosmin Truta
+# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
 # For conditions of distribution and use, see copyright notice in png.h
 
 # Location of the zlib library and include files

scripts/makefile.gcmmx

@@ -1,6 +1,6 @@
 # makefile for libpng on Linux ELF with gcc using MMX assembler code
-# Copyright (C) 1996, 1997 Andreas Dilger
 # Copyright (C) 1998-2000 Greg Roelofs
+# Copyright (C) 1996, 1997 Andreas Dilger
 # For conditions of distribution and use, see copyright notice in png.h
 
 CC=gcc
@@ -34,7 +34,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.hpux

@@ -1,6 +1,6 @@
 # makefile for libpng, HPUX (10.20 and 11.00)
-# Copyright (C) 1995 Guy Eric Schalnat, Group 42
 # Copyright (C) 1999 Glenn Randers-Pehrson
+# Copyright (C) 1995 Guy Eric Schalnat, Group 42
 # contributed by Jim Rice, Hewlett Packard
 # For conditions of distribution and use, see copyright notice in png.h
 

scripts/makefile.ibmc

@@ -1,12 +1,12 @@
 # Makefile for libpng (static)
 # IBM C version 3.x for Win32 and OS/2
 # Copyright (C) 2000 Cosmin Truta
+# For conditions of distribution and use, see copyright notice in png.h
 # Notes:
 #   Derived from makefile.std
 #   All modules are compiled in C mode
 #   Tested with IBM C 3.6.5 under Win32, expected to work under OS/2 too
 #   Can be easily adapted for IBM VisualAge/C++ for AIX
-# For conditions of distribution and use, see copyright notice in png.h
 
 # Location of the zlib library and include files
 ZLIBINC = ../zlib

scripts/makefile.linux

@@ -1,6 +1,6 @@
 # makefile for libpng on Linux ELF with gcc
-# Copyright (C) 1996, 1997 Andreas Dilger
 # Copyright (C) 1998, 1999 Greg Roelofs
+# Copyright (C) 1996, 1997 Andreas Dilger
 # For conditions of distribution and use, see copyright notice in png.h
 
 CC=gcc
@@ -34,7 +34,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.sco

@@ -1,8 +1,8 @@
 # makefile for SCO OSr5  ELF and Unixware 7 with Native cc
 # Contributed by Mike Hopkirk (hops@sco.com) modified from Makefile.lnx
 #   force ELF build dynamic linking, SONAME setting in lib and RPATH in app
-# Copyright (C) 1996, 1997 Andreas Dilger
 # Copyright (C) 1998 Greg Roelofs
+# Copyright (C) 1996, 1997 Andreas Dilger
 # For conditions of distribution and use, see copyright notice in png.h
 
 CC=cc
@@ -25,7 +25,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.sggcc

@@ -19,8 +19,8 @@ CFLAGS=-I$(ZLIBINC) -O2 $(WARNMORE) -fPIC -mabi=n32 # -g -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
 LDSHARED=gcc -shared
 
-VER=1.0.7beta15
+VER=1.0.7beta16
-LIBS=libpng.so.1.0.7beta15
+LIBS=libpng.so.1.0.7beta16
 SHAREDLIB=libpng.so
 libdir=$(prefix)/lib32
 

scripts/makefile.solaris

@@ -1,7 +1,7 @@
 # makefile for libpng on Solaris 2.x with gcc
 # Contributed by William L. Sebok, based on makefile.linux
-# Copyright (C) 1996, 1997 Andreas Dilger
 # Copyright (C) 1998 Greg Roelofs
+# Copyright (C) 1996, 1997 Andreas Dilger
 # For conditions of distribution and use, see copyright notice in png.h
 
 CC=gcc
@@ -31,7 +31,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.7beta15
+PNGMIN = 1.0.7beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/pngdef.pas

@@ -5,7 +5,7 @@ unit pngdef;
 interface
 
 const
-  PNG_LIBPNG_VER_STRING = '1.0.7beta15';
+  PNG_LIBPNG_VER_STRING = '1.0.7beta16';
   PNG_LIBPNG_VER        =  10007;
 
 type

scripts/smakefile.ppc

@@ -1,6 +1,7 @@
 # Amiga powerUP (TM) Makefile
 # makefile for libpng and SAS C V6.58/7.00 PPC compiler
 # Copyright (C) 1998 by Andreas R. Kleinert
+# For conditions of distribution and use, see copyright notice in png.h
 
 CC       = scppc
 CFLAGS   = NOSTKCHK NOSINT OPTIMIZE OPTGO OPTPEEP OPTINLOCAL OPTINL IDIR /zlib \