[legacy] Imported from libpng-1.2.43beta03.tar
This commit is contained in:
parent
16b3274341
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40
ANNOUNCE
40
ANNOUNCE
@ -1,5 +1,5 @@
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Libpng 1.2.43beta02 - February 1, 2010
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Libpng 1.2.43beta03 - February 7, 2010
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This is not intended to be a public release. It will be replaced
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within a few weeks by a public version or by another test version.
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@ -9,36 +9,36 @@ Files available for download:
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Source files with LF line endings (for Unix/Linux) and with a
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"configure" script
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libpng-1.2.43beta02.tar.xz (LZMA-compressed, recommended)
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libpng-1.2.43beta02.tar.gz
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libpng-1.2.43beta02.tar.bz2
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libpng-1.2.43beta03.tar.xz (LZMA-compressed, recommended)
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libpng-1.2.43beta03.tar.gz
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libpng-1.2.43beta03.tar.bz2
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Source files with LF line endings (for Unix/Linux) without the
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"configure" script
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libpng-1.2.43beta02-no-config.tar.xz (LZMA-compressed, recommended)
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libpng-1.2.43beta02-no-config.tar.gz
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libpng-1.2.43beta02-no-config.tar.bz2
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libpng-1.2.43beta03-no-config.tar.xz (LZMA-compressed, recommended)
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libpng-1.2.43beta03-no-config.tar.gz
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libpng-1.2.43beta03-no-config.tar.bz2
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Source files with CRLF line endings (for Windows), without the
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"configure" script
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lp1243b02.zip
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lp1243b02.7z
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lp1243b02.tar.bz2
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lp1243b03.zip
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lp1243b03.7z
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lp1243b03.tar.bz2
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Project files
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libpng-1.2.43beta02-project-netware.zip
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libpng-1.2.43beta02-project-wince.zip
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libpng-1.2.43beta03-project-netware.zip
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libpng-1.2.43beta03-project-wince.zip
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Other information:
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libpng-1.2.43beta02-README.txt
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libpng-1.2.43beta02-KNOWNBUGS.txt
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libpng-1.2.43beta02-LICENSE.txt
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libpng-1.2.43beta02-Y2K-compliance.txt
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libpng-1.2.43beta02-[previous version]-diff.txt
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libpng-1.2.43beta03-README.txt
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libpng-1.2.43beta03-KNOWNBUGS.txt
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libpng-1.2.43beta03-LICENSE.txt
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libpng-1.2.43beta03-Y2K-compliance.txt
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libpng-1.2.43beta03-[previous version]-diff.txt
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Changes since the last public release (1.2.42):
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@ -54,6 +54,12 @@ version 1.2.43beta01 [January 27, 2010]
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version 1.2.43beta02 [February 1, 2010]
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Backported two-pass png_decompress_chunk() algorithm from libpng-1.4.1
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version 1.2.43beta03 [February 6, 2010]
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Backported fast png_push_save_buffer() algorithm from libpng-1.4.1
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version 1.0.53rc01 and 1.2.43rc01 [February 7, 2010]
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No changes.
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Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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||||
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(subscription required; visit
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|
11
CHANGES
11
CHANGES
@ -2650,10 +2650,17 @@ version 1.2.43beta01 [January 27, 2010]
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PNG_READ_16_TO_8_SUPPORTED and PNG_READ_GRAY_TO_RGB_SUPPORTED
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in pngconf.h. These were added in libpng-1.2.41beta08 and libpng-1.0.51,
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which introduced a binary incompatibility with libpng-1.0.50.
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Backported new png_decompress_chunk() algorithm from libpng-1.4.1
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Backported new png_decompress_chunk() algorithm from libpng-1.4.1.
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version 1.2.43beta02 [February 1, 2010]
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Backported two-pass png_decompress_chunk() algorithm from libpng-1.4.1
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Backported two-pass png_decompress_chunk() algorithm from libpng-1.4.1.
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version 1.2.43beta03 [February 6, 2010]
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Backported fast png_push_save_buffer() algorithm from libpng-1.4.1.
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Backported some cosmetic changes from libpng-1.4.1.
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version 1.0.53rc01 and 1.2.43rc01 [February 7, 2010]
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No changes.
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Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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(subscription required; visit
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||||
|
@ -211,7 +211,7 @@ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/libpng-config.in
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# SET UP LINKS
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if(PNG_SHARED)
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set_target_properties(${PNG_LIB_NAME} PROPERTIES
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# VERSION 0.${PNGLIB_RELEASE}.1.2.43beta02
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# VERSION 0.${PNGLIB_RELEASE}.1.2.43beta03
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VERSION 0.${PNGLIB_RELEASE}.0
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SOVERSION 0
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CLEAN_DIRECT_OUTPUT 1)
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4
INSTALL
4
INSTALL
@ -1,5 +1,5 @@
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Installing libpng version 1.2.43beta02 - February 1, 2010
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Installing libpng version 1.2.43beta03 - February 7, 2010
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On Unix/Linux and similar systems, you can simply type
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@ -46,7 +46,7 @@ to have access to the zlib.h and zconf.h include files that
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correspond to the version of zlib that's installed.
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You can rename the directories that you downloaded (they
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might be called "libpng-1.2.43beta02" or "libpng12" and "zlib-1.2.3"
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might be called "libpng-1.2.43beta03" or "libpng12" and "zlib-1.2.3"
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or "zlib123") so that you have directories called "zlib" and "libpng".
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Your directory structure should look like this:
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2
KNOWNBUG
2
KNOWNBUG
@ -1,5 +1,5 @@
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Known bugs in libpng version 1.2.43beta02
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Known bugs in libpng version 1.2.43beta03
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1. December 4, 2009: The PNG_NO_ERROR_NUMBERS macro was inadvertently
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defined in libpng-1.2.41/pngconf.h, which may cause a problem with
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4
LICENSE
4
LICENSE
@ -10,7 +10,7 @@ this sentence.
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This code is released under the libpng license.
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libpng versions 1.2.6, August 15, 2004, through 1.2.43beta02, February 1, 2010, are
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libpng versions 1.2.6, August 15, 2004, through 1.2.43beta03, February 7, 2010, are
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Copyright (c) 2004, 2006-2009 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.2.5
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with the following individual added to the list of Contributing Authors
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@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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glennrp at users.sourceforge.net
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February 1, 2010
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February 7, 2010
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@ -86,7 +86,7 @@ EXTRA_DIST= \
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${srcdir}/contrib/pngsuite/* \
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${srcdir}/contrib/visupng/* \
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$(TESTS) \
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example.c libpng-1.2.43beta02.txt pngvcrd.c
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example.c libpng-1.2.43beta03.txt pngvcrd.c
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CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers \
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libpng.sym
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@ -351,7 +351,7 @@ EXTRA_DIST = \
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${srcdir}/contrib/pngsuite/* \
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${srcdir}/contrib/visupng/* \
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$(TESTS) \
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example.c libpng-1.2.43beta02.txt pngvcrd.c
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example.c libpng-1.2.43beta03.txt pngvcrd.c
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CLEANFILES = pngout.png libpng12.pc libpng12-config libpng.vers \
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libpng.sym
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14
README
14
README
@ -1,4 +1,4 @@
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README for libpng version 1.2.43beta02 - February 1, 2010 (shared library 12.0)
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README for libpng version 1.2.43beta03 - February 7, 2010 (shared library 12.0)
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See the note about version numbers near the top of png.h
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See INSTALL for instructions on how to install libpng.
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@ -199,11 +199,11 @@ Files in this distribution:
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makefile.std => Generic UNIX makefile (cc, creates static
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libpng.a)
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makefile.elf => Linux/ELF gcc makefile symbol versioning,
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creates libpng12.so.0.1.2.43beta02)
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creates libpng12.so.0.1.2.43beta03)
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makefile.linux => Linux/ELF makefile (gcc, creates
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libpng12.so.0.1.2.43beta02)
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libpng12.so.0.1.2.43beta03)
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makefile.gcmmx => Linux/ELF makefile (gcc, creates
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libpng12.so.0.1.2.43beta02, previously
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libpng12.so.0.1.2.43beta03, previously
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used assembler code tuned for Intel MMX
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platform)
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makefile.gcc => Generic makefile (gcc, creates static
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@ -228,12 +228,12 @@ Files in this distribution:
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makefile.openbsd => OpenBSD makefile
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makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
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makefile.sggcc => Silicon Graphics
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(gcc, creates libpng12.so.0.1.2.43beta02)
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(gcc, creates libpng12.so.0.1.2.43beta03)
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makefile.sunos => Sun makefile
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makefile.solaris => Solaris 2.X makefile
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(gcc, creates libpng12.so.0.1.2.43beta02)
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(gcc, creates libpng12.so.0.1.2.43beta03)
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makefile.so9 => Solaris 9 makefile
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(gcc, creates libpng12.so.0.1.2.43beta02)
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(gcc, creates libpng12.so.0.1.2.43beta03)
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makefile.32sunu => Sun Ultra 32-bit makefile
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makefile.64sunu => Sun Ultra 64-bit makefile
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makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
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4
Y2KINFO
4
Y2KINFO
@ -1,13 +1,13 @@
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Y2K compliance in libpng:
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=========================
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February 1, 2010
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February 7, 2010
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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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||||
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||||
This is your unofficial assurance that libpng from version 0.71 and
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upward through 1.2.43beta02 are Y2K compliant. It is my belief that earlier
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upward through 1.2.43beta03 are Y2K compliant. It is my belief that earlier
|
||||
versions were also Y2K compliant.
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Libpng only has three year fields. One is a 2-byte unsigned integer
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|
22
configure
vendored
22
configure
vendored
@ -1,6 +1,6 @@
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#! /bin/sh
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# Guess values for system-dependent variables and create Makefiles.
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# Generated by GNU Autoconf 2.65 for libpng 1.2.43beta02.
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# Generated by GNU Autoconf 2.65 for libpng 1.2.43beta03.
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#
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# Report bugs to <png-mng-implement@lists.sourceforge.net>.
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#
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@ -701,8 +701,8 @@ MAKEFLAGS=
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# Identity of this package.
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PACKAGE_NAME='libpng'
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PACKAGE_TARNAME='libpng'
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PACKAGE_VERSION='1.2.43beta02'
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PACKAGE_STRING='libpng 1.2.43beta02'
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PACKAGE_VERSION='1.2.43beta03'
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PACKAGE_STRING='libpng 1.2.43beta03'
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PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
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PACKAGE_URL=''
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@ -1435,7 +1435,7 @@ if test "$ac_init_help" = "long"; then
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# Omit some internal or obsolete options to make the list less imposing.
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# This message is too long to be a string in the A/UX 3.1 sh.
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cat <<_ACEOF
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\`configure' configures libpng 1.2.43beta02 to adapt to many kinds of systems.
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\`configure' configures libpng 1.2.43beta03 to adapt to many kinds of systems.
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Usage: $0 [OPTION]... [VAR=VALUE]...
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@ -1505,7 +1505,7 @@ fi
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if test -n "$ac_init_help"; then
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case $ac_init_help in
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short | recursive ) echo "Configuration of libpng 1.2.43beta02:";;
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short | recursive ) echo "Configuration of libpng 1.2.43beta03:";;
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esac
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cat <<\_ACEOF
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@ -1612,7 +1612,7 @@ fi
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test -n "$ac_init_help" && exit $ac_status
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if $ac_init_version; then
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cat <<\_ACEOF
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libpng configure 1.2.43beta02
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libpng configure 1.2.43beta03
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generated by GNU Autoconf 2.65
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Copyright (C) 2009 Free Software Foundation, Inc.
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@ -2037,7 +2037,7 @@ cat >config.log <<_ACEOF
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This file contains any messages produced by compilers while
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running configure, to aid debugging if configure makes a mistake.
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It was created by libpng $as_me 1.2.43beta02, which was
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It was created by libpng $as_me 1.2.43beta03, which was
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generated by GNU Autoconf 2.65. Invocation command line was
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$ $0 $@
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@ -2845,7 +2845,7 @@ fi
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# Define the identity of the package.
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PACKAGE='libpng'
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VERSION='1.2.43beta02'
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VERSION='1.2.43beta03'
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cat >>confdefs.h <<_ACEOF
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@ -2909,7 +2909,7 @@ fi
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PNGLIB_VERSION=1.2.43beta02
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PNGLIB_VERSION=1.2.43beta03
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PNGLIB_MAJOR=1
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PNGLIB_MINOR=2
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PNGLIB_RELEASE=43
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@ -12074,7 +12074,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
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# report actual input values of CONFIG_FILES etc. instead of their
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# values after options handling.
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ac_log="
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This file was extended by libpng $as_me 1.2.43beta02, which was
|
||||
This file was extended by libpng $as_me 1.2.43beta03, which was
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generated by GNU Autoconf 2.65. Invocation command line was
|
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CONFIG_FILES = $CONFIG_FILES
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@ -12140,7 +12140,7 @@ _ACEOF
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cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
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ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
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ac_cs_version="\\
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libpng config.status 1.2.43beta02
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libpng config.status 1.2.43beta03
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configured by $0, generated by GNU Autoconf 2.65,
|
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with options \\"\$ac_cs_config\\"
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|
@ -18,12 +18,12 @@ AC_PREREQ(2.59)
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dnl Version number stuff here:
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AC_INIT([libpng], [1.2.43beta02], [png-mng-implement@lists.sourceforge.net])
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AC_INIT([libpng], [1.2.43beta03], [png-mng-implement@lists.sourceforge.net])
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AM_INIT_AUTOMAKE
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dnl stop configure from automagically running automake
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AM_MAINTAINER_MODE
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PNGLIB_VERSION=1.2.43beta02
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||||
PNGLIB_VERSION=1.2.43beta03
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||||
PNGLIB_MAJOR=1
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PNGLIB_MINOR=2
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||||
PNGLIB_RELEASE=43
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||||
|
@ -1,6 +1,6 @@
|
||||
libpng.txt - A description on how to use and modify libpng
|
||||
|
||||
libpng version 1.2.43beta02 - February 1, 2010
|
||||
libpng version 1.2.43beta03 - February 7, 2010
|
||||
Updated and distributed by Glenn Randers-Pehrson
|
||||
<glennrp at users.sourceforge.net>
|
||||
Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng
|
||||
|
||||
Based on:
|
||||
|
||||
libpng versions 0.97, January 1998, through 1.2.43beta02 - February 1, 2010
|
||||
libpng versions 0.97, January 1998, through 1.2.43beta03 - February 7, 2010
|
||||
Updated and distributed by Glenn Randers-Pehrson
|
||||
Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
|
||||
@ -878,7 +878,7 @@ things.
|
||||
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
|
||||
added. It expands the sample depth without changing tRNS to alpha.
|
||||
|
||||
As of libpng version 1.2.43beta02, not all possible expansions are supported.
|
||||
As of libpng version 1.2.43beta03, not all possible expansions are supported.
|
||||
|
||||
In the following table, the 01 means grayscale with depth<8, 31 means
|
||||
indexed with depth<8, other numerals represent the color type, "T" means
|
||||
@ -3179,13 +3179,13 @@ Other rules can be inferred by inspecting the libpng source.
|
||||
|
||||
XIII. Y2K Compliance in libpng
|
||||
|
||||
February 1, 2010
|
||||
February 7, 2010
|
||||
|
||||
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 1.2.43beta02 are Y2K compliant. It is my belief that earlier
|
||||
upward through 1.2.43beta03 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
|
20
libpng.3
20
libpng.3
@ -1,6 +1,6 @@
|
||||
.TH LIBPNG 3 "February 1, 2010"
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||||
.TH LIBPNG 3 "February 7, 2010"
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||||
.SH NAME
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||||
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.43beta02
|
||||
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.43beta03
|
||||
.SH SYNOPSIS
|
||||
\fI\fB
|
||||
|
||||
@ -821,7 +821,7 @@ 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 1.2.43beta02 - February 1, 2010
|
||||
libpng version 1.2.43beta03 - February 7, 2010
|
||||
Updated and distributed by Glenn Randers-Pehrson
|
||||
<glennrp at users.sourceforge.net>
|
||||
Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
@ -832,7 +832,7 @@ libpng.txt - A description on how to use and modify libpng
|
||||
|
||||
Based on:
|
||||
|
||||
libpng versions 0.97, January 1998, through 1.2.43beta02 - February 1, 2010
|
||||
libpng versions 0.97, January 1998, through 1.2.43beta03 - February 7, 2010
|
||||
Updated and distributed by Glenn Randers-Pehrson
|
||||
Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
|
||||
@ -1699,7 +1699,7 @@ things.
|
||||
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
|
||||
added. It expands the sample depth without changing tRNS to alpha.
|
||||
|
||||
As of libpng version 1.2.43beta02, not all possible expansions are supported.
|
||||
As of libpng version 1.2.43beta03, not all possible expansions are supported.
|
||||
|
||||
In the following table, the 01 means grayscale with depth<8, 31 means
|
||||
indexed with depth<8, other numerals represent the color type, "T" means
|
||||
@ -4000,13 +4000,13 @@ Other rules can be inferred by inspecting the libpng source.
|
||||
|
||||
.SH XIII. Y2K Compliance in libpng
|
||||
|
||||
February 1, 2010
|
||||
February 7, 2010
|
||||
|
||||
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 1.2.43beta02 are Y2K compliant. It is my belief that earlier
|
||||
upward through 1.2.43beta03 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
|
||||
@ -4355,7 +4355,7 @@ possible without all of you.
|
||||
|
||||
Thanks to Frank J. T. Wojcik for helping with the documentation.
|
||||
|
||||
Libpng version 1.2.43beta02 - February 1, 2010:
|
||||
Libpng version 1.2.43beta03 - February 7, 2010:
|
||||
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
|
||||
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
|
||||
|
||||
@ -4378,7 +4378,7 @@ this sentence.
|
||||
|
||||
This code is released under the libpng license.
|
||||
|
||||
libpng versions 1.2.6, August 15, 2004, through 1.2.43beta02, February 1, 2010, are
|
||||
libpng versions 1.2.6, August 15, 2004, through 1.2.43beta03, February 7, 2010, are
|
||||
Copyright (c) 2004,2006-2008 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
|
||||
@ -4477,7 +4477,7 @@ certification mark of the Open Source Initiative.
|
||||
|
||||
Glenn Randers-Pehrson
|
||||
glennrp at users.sourceforge.net
|
||||
February 1, 2010
|
||||
February 7, 2010
|
||||
|
||||
.\" end of man page
|
||||
|
||||
|
@ -1,6 +1,6 @@
|
||||
.TH LIBPNGPF 3 "February 1, 2010"
|
||||
.TH LIBPNGPF 3 "February 7, 2010"
|
||||
.SH NAME
|
||||
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.43beta02
|
||||
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.43beta03
|
||||
(private functions)
|
||||
.SH SYNOPSIS
|
||||
\fB#include <png.h>\fP
|
||||
|
2
png.5
2
png.5
@ -1,4 +1,4 @@
|
||||
.TH PNG 5 "February 1, 2010"
|
||||
.TH PNG 5 "February 7, 2010"
|
||||
.SH NAME
|
||||
png \- Portable Network Graphics (PNG) format
|
||||
.SH DESCRIPTION
|
||||
|
15
png.c
15
png.c
@ -1,7 +1,7 @@
|
||||
|
||||
/* png.c - location for general purpose libpng functions
|
||||
*
|
||||
* Last changed in libpng 1.2.42 [January 3, 2010]
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
@ -17,7 +17,7 @@
|
||||
#include "png.h"
|
||||
|
||||
/* Generate a compiler error if there is an old png.h in the search path. */
|
||||
typedef version_1_2_43beta02 Your_png_h_is_not_version_1_2_43beta02;
|
||||
typedef version_1_2_43beta03 Your_png_h_is_not_version_1_2_43beta03;
|
||||
|
||||
/* Version information for C files. This had better match the version
|
||||
* string defined in png.h.
|
||||
@ -78,7 +78,8 @@ PNG_CONST int FARDATA png_pass_height[] = {8, 8, 4, 4, 2, 2, 1};
|
||||
*/
|
||||
|
||||
/* Mask to determine which pixels are valid in a pass */
|
||||
PNG_CONST int FARDATA png_pass_mask[] = {0x80, 0x08, 0x88, 0x22, 0xaa, 0x55, 0xff};
|
||||
PNG_CONST int FARDATA png_pass_mask[] =
|
||||
{0x80, 0x08, 0x88, 0x22, 0xaa, 0x55, 0xff};
|
||||
|
||||
/* Mask to determine which pixels to overwrite while displaying */
|
||||
PNG_CONST int FARDATA png_pass_dsp_mask[]
|
||||
@ -687,8 +688,8 @@ png_convert_to_rfc1123(png_structp png_ptr, png_timep ptime)
|
||||
ptime->day % 32, short_months[(ptime->month - 1) % 12],
|
||||
ptime->year, ptime->hour % 24, ptime->minute % 60,
|
||||
ptime->second % 61);
|
||||
WideCharToMultiByte(CP_ACP, 0, time_buf, -1, png_ptr->time_buffer, 29,
|
||||
NULL, NULL);
|
||||
WideCharToMultiByte(CP_ACP, 0, time_buf, -1, png_ptr->time_buffer,
|
||||
29, NULL, NULL);
|
||||
}
|
||||
#else
|
||||
#ifdef USE_FAR_KEYWORD
|
||||
@ -723,13 +724,13 @@ png_get_copyright(png_structp png_ptr)
|
||||
#else
|
||||
#ifdef __STDC__
|
||||
return ((png_charp) PNG_STRING_NEWLINE \
|
||||
"libpng version 1.2.43beta02 - February 1, 2010" PNG_STRING_NEWLINE \
|
||||
"libpng version 1.2.43beta03 - February 7, 2010" PNG_STRING_NEWLINE \
|
||||
"Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
|
||||
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
|
||||
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
|
||||
PNG_STRING_NEWLINE);
|
||||
#else
|
||||
return ((png_charp) "libpng version 1.2.43beta02 - February 1, 2010\
|
||||
return ((png_charp) "libpng version 1.2.43beta03 - February 7, 2010\
|
||||
Copyright (c) 1998-2010 Glenn Randers-Pehrson\
|
||||
Copyright (c) 1996-1997 Andreas Dilger\
|
||||
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");
|
||||
|
36
png.h
36
png.h
@ -1,6 +1,6 @@
|
||||
/* png.h - header file for PNG reference library
|
||||
*
|
||||
* libpng version 1.2.43beta02 - February 1, 2010
|
||||
* libpng version 1.2.43beta03 - February 7, 2010
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
@ -10,7 +10,7 @@
|
||||
* 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 1.2.43beta02 - February 1, 2010: Glenn
|
||||
* libpng versions 0.97, January 1998, through 1.2.43beta03 - February 7, 2010: Glenn
|
||||
* See also "Contributing Authors", below.
|
||||
*
|
||||
* Note about libpng version numbers:
|
||||
@ -254,7 +254,10 @@
|
||||
* 1.2.42rc01-05 13 10242 12.so.0.42[.0]
|
||||
* 1.0.52 10 10052 10.so.0.52[.0]
|
||||
* 1.2.42 13 10242 12.so.0.42[.0]
|
||||
* 1.2.43beta01 13 10243 12.so.0.43[.0]
|
||||
* 1.2.43beta01-02 13 10243 12.so.0.43[.0]
|
||||
* 1.0.53rc01 10 10053 10.so.0.53[.0]
|
||||
* 1.2.43beta03 13 10243 12.so.0.43[.0]
|
||||
* 1.2.43rc01 13 10243 12.so.0.43[.0]
|
||||
*
|
||||
* Henceforth the source version will match the shared-library major
|
||||
* and minor numbers; the shared-library major version number will be
|
||||
@ -286,7 +289,7 @@
|
||||
*
|
||||
* This code is released under the libpng license.
|
||||
*
|
||||
* libpng versions 1.2.6, August 15, 2004, through 1.2.43beta02, February 1, 2010, are
|
||||
* libpng versions 1.2.6, August 15, 2004, through 1.2.43beta03, February 7, 2010, are
|
||||
* Copyright (c) 2004, 2006-2010 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:
|
||||
@ -398,13 +401,13 @@
|
||||
* Y2K compliance in libpng:
|
||||
* =========================
|
||||
*
|
||||
* February 1, 2010
|
||||
* February 7, 2010
|
||||
*
|
||||
* 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 1.2.43beta02 are Y2K compliant. It is my belief that earlier
|
||||
* upward through 1.2.43beta03 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
|
||||
@ -460,9 +463,9 @@
|
||||
*/
|
||||
|
||||
/* Version information for png.h - this should match the version in png.c */
|
||||
#define PNG_LIBPNG_VER_STRING "1.2.43beta02"
|
||||
#define PNG_LIBPNG_VER_STRING "1.2.43beta03"
|
||||
#define PNG_HEADER_VERSION_STRING \
|
||||
" libpng version 1.2.43beta02 - February 1, 2010\n"
|
||||
" libpng version 1.2.43beta03 - February 7, 2010\n"
|
||||
|
||||
#define PNG_LIBPNG_VER_SONUM 0
|
||||
#define PNG_LIBPNG_VER_DLLNUM 13
|
||||
@ -475,7 +478,7 @@
|
||||
* PNG_LIBPNG_VER_STRING, omitting any leading zero:
|
||||
*/
|
||||
|
||||
#define PNG_LIBPNG_VER_BUILD 02
|
||||
#define PNG_LIBPNG_VER_BUILD 03
|
||||
|
||||
/* Release Status */
|
||||
#define PNG_LIBPNG_BUILD_ALPHA 1
|
||||
@ -1274,7 +1277,16 @@ struct png_struct_def
|
||||
png_uint_32 num_rows PNG_DEPSTRUCT; /* number of rows in current pass */
|
||||
png_uint_32 usr_width PNG_DEPSTRUCT; /* width of row at start of write */
|
||||
png_uint_32 rowbytes PNG_DEPSTRUCT; /* size of row in bytes */
|
||||
png_uint_32 irowbytes PNG_DEPSTRUCT; /* size of current interlaced row in bytes */
|
||||
#if 0 /* Replaced with the following in libpng-1.2.43 */
|
||||
png_size_t irowbytes PNG_DEPSTRUCT;
|
||||
#endif
|
||||
/* Added in libpng-1.2.43 */
|
||||
#ifdef PNG_USER_LIMITS_SUPPORTED
|
||||
/* Added in libpng-1.4.0: Total number of sPLT, text, and unknown
|
||||
* chunks that can be stored (0 means unlimited).
|
||||
*/
|
||||
png_uint_32 user_chunk_cache_max PNG_DEPSTRUCT;
|
||||
#endif
|
||||
png_uint_32 iwidth PNG_DEPSTRUCT; /* width of current interlaced row in pixels */
|
||||
png_uint_32 row_number PNG_DEPSTRUCT; /* current row in interlace pass */
|
||||
png_bytep prev_row PNG_DEPSTRUCT; /* buffer to save previous (unfiltered) row */
|
||||
@ -1506,7 +1518,7 @@ struct png_struct_def
|
||||
/* New members added in libpng-1.0.16 and 1.2.6 */
|
||||
png_byte compression_type PNG_DEPSTRUCT;
|
||||
|
||||
#ifdef PNG_SET_USER_LIMITS_SUPPORTED
|
||||
#ifdef PNG_USER_LIMITS_SUPPORTED
|
||||
png_uint_32 user_width_max PNG_DEPSTRUCT;
|
||||
png_uint_32 user_height_max PNG_DEPSTRUCT;
|
||||
#endif
|
||||
@ -1531,7 +1543,7 @@ struct png_struct_def
|
||||
/* This triggers a compiler error in png.c, if png.c and png.h
|
||||
* do not agree upon the version number.
|
||||
*/
|
||||
typedef png_structp version_1_2_43beta02;
|
||||
typedef png_structp version_1_2_43beta03;
|
||||
|
||||
typedef png_struct FAR * FAR * png_structpp;
|
||||
|
||||
|
20
pngconf.h
20
pngconf.h
@ -1,7 +1,7 @@
|
||||
|
||||
/* pngconf.h - machine configurable file for libpng
|
||||
*
|
||||
* libpng version 1.2.43beta02 - February 1, 2010
|
||||
* libpng version 1.2.43beta03 - February 7, 2010
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
@ -847,6 +847,13 @@
|
||||
# endif
|
||||
#endif /* PNG_1_0_X */
|
||||
|
||||
/* Added at libpng-1.0.53 and 1.2.43 */
|
||||
#ifndef PNG_USER_LIMITS_SUPPORTED
|
||||
# ifndef PNG_NO_USER_LIMITS
|
||||
# define PNG_USER_LIMITS_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* Added at libpng-1.0.16 and 1.2.6. To accept all valid PNGS no matter
|
||||
* how large, set these limits to 0x7fffffffL
|
||||
*/
|
||||
@ -857,11 +864,16 @@
|
||||
# define PNG_USER_HEIGHT_MAX 1000000L
|
||||
#endif
|
||||
|
||||
#ifndef PNG_1_0_X
|
||||
/* Added at libpng-1.2.41 */
|
||||
/* Added at libpng-1.2.43. To accept all valid PNGs no matter
|
||||
* how large, set these two limits to 0.
|
||||
*/
|
||||
#ifndef PNG_USER_CHUNK_CACHE_MAX
|
||||
# define PNG_USER_CHUNK_CACHE_MAX 0x7fffffffL
|
||||
# define PNG_USER_CHUNK_CACHE_MAX 0
|
||||
#endif
|
||||
|
||||
/* Added at libpng-1.2.43 */
|
||||
#ifndef PNG_USER_CHUNK_MALLOC_MAX
|
||||
# define PNG_USER_CHUNK_MALLOC_MAX 0
|
||||
#endif
|
||||
|
||||
#ifndef PNG_LITERAL_SHARP
|
||||
|
9
pngget.c
9
pngget.c
@ -1,8 +1,8 @@
|
||||
|
||||
/* pngget.c - retrieval of values from info struct
|
||||
*
|
||||
* Last changed in libpng 1.2.41 [December 3, 2009]
|
||||
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
*
|
||||
@ -872,13 +872,11 @@ png_get_user_chunk_ptr(png_structp png_ptr)
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef PNG_WRITE_SUPPORTED
|
||||
png_uint_32 PNGAPI
|
||||
png_get_compression_buffer_size(png_structp png_ptr)
|
||||
{
|
||||
return (png_uint_32)(png_ptr? png_ptr->zbuf_size : 0L);
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef PNG_ASSEMBLER_CODE_SUPPORTED
|
||||
#ifndef PNG_1_0_X
|
||||
@ -929,7 +927,8 @@ png_get_mmx_rowbytes_threshold (png_structp png_ptr)
|
||||
#endif /* ?PNG_ASSEMBLER_CODE_SUPPORTED */
|
||||
|
||||
#ifdef PNG_SET_USER_LIMITS_SUPPORTED
|
||||
/* These functions were added to libpng 1.2.6 */
|
||||
/* These functions were added to libpng 1.2.6 but not enabled
|
||||
* by default. They will be enabled in libpng-1.4.0 */
|
||||
png_uint_32 PNGAPI
|
||||
png_get_user_width_max (png_structp png_ptr)
|
||||
{
|
||||
|
8
pngmem.c
8
pngmem.c
@ -1,8 +1,8 @@
|
||||
|
||||
/* pngmem.c - stub functions for memory allocation
|
||||
*
|
||||
* Last changed in libpng 1.2.41 [December 3, 2009]
|
||||
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
* Last changed in libpng 1.2.41 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
*
|
||||
@ -201,7 +201,7 @@ png_malloc_default(png_structp png_ptr, png_uint_32 size)
|
||||
{
|
||||
#ifndef PNG_USER_MEM_SUPPORTED
|
||||
if ((png_ptr->flags&PNG_FLAG_MALLOC_NULL_MEM_OK) == 0)
|
||||
png_error(png_ptr, "Out Of Memory."); /* Note "O" and "M" */
|
||||
png_error(png_ptr, "Out Of Memory."); /* Note "O", "M" */
|
||||
else
|
||||
png_warning(png_ptr, "Out Of Memory.");
|
||||
#endif
|
||||
@ -229,7 +229,7 @@ png_malloc_default(png_structp png_ptr, png_uint_32 size)
|
||||
{
|
||||
#ifndef PNG_USER_MEM_SUPPORTED
|
||||
if ((png_ptr->flags&PNG_FLAG_MALLOC_NULL_MEM_OK) == 0)
|
||||
png_error(png_ptr, "Out Of memory."); /* Note "O" and "M" */
|
||||
png_error(png_ptr, "Out Of memory."); /* Note "O", "m" */
|
||||
else
|
||||
png_warning(png_ptr, "Out Of memory.");
|
||||
#endif
|
||||
|
39
pngpread.c
39
pngpread.c
@ -1,8 +1,8 @@
|
||||
|
||||
/* pngpread.c - read a png file in push mode
|
||||
*
|
||||
* Last changed in libpng 1.2.42 [January 3, 2010]
|
||||
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
*
|
||||
@ -331,7 +331,9 @@ png_push_read_chunk(png_structp png_ptr, png_infop info_ptr)
|
||||
png_ptr->mode |= PNG_HAVE_IDAT;
|
||||
png_ptr->process_mode = PNG_READ_IDAT_MODE;
|
||||
png_push_have_info(png_ptr, info_ptr);
|
||||
png_ptr->zstream.avail_out = (uInt)png_ptr->irowbytes;
|
||||
png_ptr->zstream.avail_out =
|
||||
(uInt) PNG_ROWBYTES(png_ptr->pixel_depth,
|
||||
png_ptr->iwidth) + 1;
|
||||
png_ptr->zstream.next_out = png_ptr->row_buf;
|
||||
return;
|
||||
}
|
||||
@ -686,19 +688,25 @@ png_push_save_buffer(png_structp png_ptr)
|
||||
}
|
||||
}
|
||||
}
|
||||
if (png_ptr->save_buffer_size + png_ptr->current_buffer_size >
|
||||
png_ptr->save_buffer_max)
|
||||
if (png_ptr->save_buffer_size >
|
||||
(png_ptr->save_buffer_max - png_ptr->current_buffer_size))
|
||||
{
|
||||
png_size_t new_max;
|
||||
png_bytep old_buffer;
|
||||
|
||||
if (png_ptr->save_buffer_size > PNG_SIZE_MAX -
|
||||
(png_ptr->current_buffer_size + 256))
|
||||
{
|
||||
png_error(png_ptr, "Potential overflow of save_buffer");
|
||||
}
|
||||
if (png_ptr->save_buffer_size == PNG_SIZE_MAX)
|
||||
png_error(png_ptr, "Overflow of save_buffer");
|
||||
|
||||
new_max = png_ptr->save_buffer_size + png_ptr->current_buffer_size + 256;
|
||||
if (png_ptr->save_buffer_size > PNG_SIZE_MAX -
|
||||
(png_ptr->current_buffer_size +
|
||||
(png_ptr->save_buffer_size >> 3) + 256))
|
||||
new_max = PNG_SIZE_MAX;
|
||||
|
||||
else
|
||||
new_max = png_ptr->save_buffer_size + png_ptr->current_buffer_size +
|
||||
(png_ptr->save_buffer_size >> 3) + 256;
|
||||
|
||||
|
||||
old_buffer = png_ptr->save_buffer;
|
||||
png_ptr->save_buffer = (png_bytep)png_malloc(png_ptr,
|
||||
(png_uint_32)new_max);
|
||||
@ -801,7 +809,7 @@ png_push_read_IDAT(png_structp png_ptr)
|
||||
|
||||
png_calculate_crc(png_ptr, png_ptr->current_buffer_ptr, save_size);
|
||||
if (!(png_ptr->flags & PNG_FLAG_ZLIB_FINISHED))
|
||||
png_process_IDAT_data(png_ptr, png_ptr->current_buffer_ptr, save_size);
|
||||
png_process_IDAT_data(png_ptr, png_ptr->current_buffer_ptr, save_size);
|
||||
|
||||
png_ptr->idat_size -= save_size;
|
||||
png_ptr->buffer_size -= save_size;
|
||||
@ -873,7 +881,9 @@ png_process_IDAT_data(png_structp png_ptr, png_bytep buffer,
|
||||
break;
|
||||
}
|
||||
png_push_process_row(png_ptr);
|
||||
png_ptr->zstream.avail_out = (uInt)png_ptr->irowbytes;
|
||||
png_ptr->zstream.avail_out =
|
||||
(uInt) PNG_ROWBYTES(png_ptr->pixel_depth,
|
||||
png_ptr->iwidth) + 1;
|
||||
png_ptr->zstream.next_out = png_ptr->row_buf;
|
||||
}
|
||||
|
||||
@ -1141,9 +1151,6 @@ png_read_push_finish_row(png_structp png_ptr)
|
||||
png_pass_start[png_ptr->pass]) /
|
||||
png_pass_inc[png_ptr->pass];
|
||||
|
||||
png_ptr->irowbytes = PNG_ROWBYTES(png_ptr->pixel_depth,
|
||||
png_ptr->iwidth) + 1;
|
||||
|
||||
if (png_ptr->transformations & PNG_INTERLACE)
|
||||
break;
|
||||
|
||||
|
38
pngread.c
38
pngread.c
@ -1,7 +1,7 @@
|
||||
|
||||
/* pngread.c - read a PNG file
|
||||
*
|
||||
* Last changed in libpng 1.2.41 [December 3, 2009]
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2009 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.)
|
||||
@ -31,7 +31,9 @@ png_create_read_struct(png_const_charp user_png_ver, png_voidp error_ptr,
|
||||
warn_fn, png_voidp_NULL, png_malloc_ptr_NULL, png_free_ptr_NULL));
|
||||
}
|
||||
|
||||
/* Alternate create PNG structure for reading, and allocate any memory needed. */
|
||||
/* Alternate create PNG structure for reading, and allocate any memory
|
||||
* needed.
|
||||
*/
|
||||
png_structp PNGAPI
|
||||
png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
|
||||
png_error_ptr error_fn, png_error_ptr warn_fn, png_voidp mem_ptr,
|
||||
@ -64,9 +66,17 @@ png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
|
||||
return (NULL);
|
||||
|
||||
/* Added at libpng-1.2.6 */
|
||||
#ifdef PNG_SET_USER_LIMITS_SUPPORTED
|
||||
#ifdef PNG_USER_LIMITS_SUPPORTED
|
||||
png_ptr->user_width_max = PNG_USER_WIDTH_MAX;
|
||||
png_ptr->user_height_max = PNG_USER_HEIGHT_MAX;
|
||||
# ifdef PNG_USER_CHUNK_CACHE_MAX
|
||||
/* Added at libpng-1.2.43 and 1.4.0 */
|
||||
png_ptr->user_chunk_cache_max = PNG_USER_CHUNK_CACHE_MAX;
|
||||
# endif
|
||||
# ifdef PNG_SET_USER_CHUNK_MALLOC_MAX
|
||||
/* Added at libpng-1.2.43 and 1.4.1 */
|
||||
png_ptr->user_chunk_malloc_max = PNG_USER_CHUNK_MALLOC_MAX;
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef PNG_SETJMP_SUPPORTED
|
||||
@ -231,7 +241,8 @@ png_read_init_2(png_structp png_ptr, png_const_charp user_png_ver,
|
||||
png_ptr->flags = 0;
|
||||
#endif
|
||||
png_error(png_ptr,
|
||||
"The png struct allocated by the application for reading is too small.");
|
||||
"The png struct allocated by the application for reading is"
|
||||
" too small.");
|
||||
}
|
||||
if (png_sizeof(png_info) > png_info_size)
|
||||
{
|
||||
@ -240,7 +251,8 @@ png_read_init_2(png_structp png_ptr, png_const_charp user_png_ver,
|
||||
png_ptr->flags = 0;
|
||||
#endif
|
||||
png_error(png_ptr,
|
||||
"The info struct allocated by application for reading is too small.");
|
||||
"The info struct allocated by application for reading is"
|
||||
" too small.");
|
||||
}
|
||||
png_read_init_3(&png_ptr, user_png_ver, png_struct_size);
|
||||
}
|
||||
@ -270,7 +282,8 @@ png_read_init_3(png_structpp ptr_ptr, png_const_charp user_png_ver,
|
||||
#else
|
||||
png_ptr->warning_fn = NULL;
|
||||
png_warning(png_ptr,
|
||||
"Application uses deprecated png_read_init() and should be recompiled.");
|
||||
"Application uses deprecated png_read_init() and should be"
|
||||
" recompiled.");
|
||||
break;
|
||||
#endif
|
||||
}
|
||||
@ -317,7 +330,8 @@ png_read_init_3(png_structpp ptr_ptr, png_const_charp user_png_ver,
|
||||
{
|
||||
case Z_OK: /* Do nothing */ break;
|
||||
case Z_STREAM_ERROR: png_error(png_ptr, "zlib memory error"); break;
|
||||
case Z_VERSION_ERROR: png_error(png_ptr, "zlib version error"); break;
|
||||
case Z_VERSION_ERROR: png_error(png_ptr, "zlib version error");
|
||||
break;
|
||||
default: png_error(png_ptr, "Unknown zlib error");
|
||||
}
|
||||
|
||||
@ -609,7 +623,8 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
|
||||
if (png_ptr->transformations & PNG_FILLER)
|
||||
png_warning(png_ptr, "PNG_READ_FILLER_SUPPORTED is not defined.");
|
||||
#endif
|
||||
#if defined(PNG_WRITE_PACKSWAP_SUPPORTED) && !defined(PNG_READ_PACKSWAP_SUPPORTED)
|
||||
#if defined(PNG_WRITE_PACKSWAP_SUPPORTED) && \
|
||||
!defined(PNG_READ_PACKSWAP_SUPPORTED)
|
||||
if (png_ptr->transformations & PNG_PACKSWAP)
|
||||
png_warning(png_ptr, "PNG_READ_PACKSWAP_SUPPORTED is not defined.");
|
||||
#endif
|
||||
@ -712,7 +727,9 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
|
||||
png_error(png_ptr, "Invalid attempt to read row data");
|
||||
|
||||
png_ptr->zstream.next_out = png_ptr->row_buf;
|
||||
png_ptr->zstream.avail_out = (uInt)png_ptr->irowbytes;
|
||||
png_ptr->zstream.avail_out =
|
||||
(uInt)(PNG_ROWBYTES(png_ptr->pixel_depth,
|
||||
png_ptr->iwidth) + 1);
|
||||
do
|
||||
{
|
||||
if (!(png_ptr->zstream.avail_in))
|
||||
@ -1179,7 +1196,8 @@ png_destroy_read_struct(png_structpp png_ptr_ptr, png_infopp info_ptr_ptr,
|
||||
|
||||
/* Free all memory used by the read (old method) */
|
||||
void /* PRIVATE */
|
||||
png_read_destroy(png_structp png_ptr, png_infop info_ptr, png_infop end_info_ptr)
|
||||
png_read_destroy(png_structp png_ptr, png_infop info_ptr,
|
||||
png_infop end_info_ptr)
|
||||
{
|
||||
#ifdef PNG_SETJMP_SUPPORTED
|
||||
jmp_buf tmp_jmp;
|
||||
|
7
pngrio.c
7
pngrio.c
@ -1,8 +1,8 @@
|
||||
|
||||
/* pngrio.c - functions for data input
|
||||
*
|
||||
* Last changed in libpng 1.2.41 [December 3, 2009]
|
||||
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
*
|
||||
@ -92,7 +92,8 @@ png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
|
||||
if ((png_bytep)n_data == data)
|
||||
{
|
||||
#ifdef _WIN32_WCE
|
||||
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
|
||||
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check,
|
||||
NULL) )
|
||||
check = 0;
|
||||
#else
|
||||
check = fread(n_data, 1, length, io_ptr);
|
||||
|
56
pngrtran.c
56
pngrtran.c
@ -1,7 +1,7 @@
|
||||
|
||||
/* pngrtran.c - transforms the data in a row for PNG readers
|
||||
*
|
||||
* Last changed in libpng 1.2.42 [January 3, 2010]
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2010 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.)
|
||||
@ -432,8 +432,10 @@ png_set_dither(png_structp png_ptr, png_colorp palette,
|
||||
png_ptr->palette_to_index[png_ptr->index_to_palette[j]]
|
||||
= png_ptr->palette_to_index[num_new_palette];
|
||||
|
||||
png_ptr->index_to_palette[j] = (png_byte)num_new_palette;
|
||||
png_ptr->palette_to_index[num_new_palette] = (png_byte)j;
|
||||
png_ptr->index_to_palette[j] =
|
||||
(png_byte)num_new_palette;
|
||||
png_ptr->palette_to_index[num_new_palette] =
|
||||
(png_byte)j;
|
||||
}
|
||||
if (num_new_palette <= maximum_colors)
|
||||
break;
|
||||
@ -502,7 +504,8 @@ png_set_dither(png_structp png_ptr, png_colorp palette,
|
||||
{
|
||||
/* int dr = abs(ir - r); */
|
||||
int dr = ((ir > r) ? ir - r : r - ir);
|
||||
int index_r = (ir << (PNG_DITHER_BLUE_BITS + PNG_DITHER_GREEN_BITS));
|
||||
int index_r = (ir << (PNG_DITHER_BLUE_BITS +
|
||||
PNG_DITHER_GREEN_BITS));
|
||||
|
||||
for (ig = 0; ig < num_green; ig++)
|
||||
{
|
||||
@ -772,8 +775,9 @@ png_init_read_transformations(png_structp png_ptr)
|
||||
if (png_ptr != NULL)
|
||||
#endif
|
||||
{
|
||||
#if defined(PNG_READ_BACKGROUND_SUPPORTED) || defined(PNG_READ_SHIFT_SUPPORTED) \
|
||||
|| defined(PNG_READ_GAMMA_SUPPORTED)
|
||||
#if defined(PNG_READ_BACKGROUND_SUPPORTED) || \
|
||||
defined(PNG_READ_SHIFT_SUPPORTED) || \
|
||||
defined(PNG_READ_GAMMA_SUPPORTED)
|
||||
int color_type = png_ptr->color_type;
|
||||
#endif
|
||||
|
||||
@ -970,7 +974,8 @@ png_init_read_transformations(png_structp png_ptr)
|
||||
back.red = (png_byte)(pow(
|
||||
(double)png_ptr->background.red/255, gs) * 255.0 + .5);
|
||||
back.green = (png_byte)(pow(
|
||||
(double)png_ptr->background.green/255, gs) * 255.0 + .5);
|
||||
(double)png_ptr->background.green/255, gs) * 255.0
|
||||
+ .5);
|
||||
back.blue = (png_byte)(pow(
|
||||
(double)png_ptr->background.blue/255, gs) * 255.0 + .5);
|
||||
}
|
||||
@ -1384,7 +1389,8 @@ png_do_read_transformations(png_structp png_ptr)
|
||||
if (png_ptr->transformations & PNG_RGB_TO_GRAY)
|
||||
{
|
||||
int rgb_error =
|
||||
png_do_rgb_to_gray(png_ptr, &(png_ptr->row_info), png_ptr->row_buf + 1);
|
||||
png_do_rgb_to_gray(png_ptr, &(png_ptr->row_info),
|
||||
png_ptr->row_buf + 1);
|
||||
if (rgb_error)
|
||||
{
|
||||
png_ptr->rgb_to_gray_status=1;
|
||||
@ -2396,7 +2402,8 @@ png_do_rgb_to_gray(png_structp png_ptr, png_row_infop row_info, png_bytep row)
|
||||
{
|
||||
png_uint_16 red_1 = png_ptr->gamma_16_to_1[(red&0xff) >>
|
||||
png_ptr->gamma_shift][red>>8];
|
||||
png_uint_16 green_1 = png_ptr->gamma_16_to_1[(green&0xff) >>
|
||||
png_uint_16 green_1 =
|
||||
png_ptr->gamma_16_to_1[(green&0xff) >>
|
||||
png_ptr->gamma_shift][green>>8];
|
||||
png_uint_16 blue_1 = png_ptr->gamma_16_to_1[(blue&0xff) >>
|
||||
png_ptr->gamma_shift][blue>>8];
|
||||
@ -2492,13 +2499,14 @@ png_do_rgb_to_gray(png_structp png_ptr, png_row_infop row_info, png_bytep row)
|
||||
else
|
||||
{
|
||||
png_uint_16 red_1 = png_ptr->gamma_16_to_1[(red&0xff) >>
|
||||
png_ptr->gamma_shift][red>>8];
|
||||
png_uint_16 green_1 = png_ptr->gamma_16_to_1[(green&0xff) >>
|
||||
png_ptr->gamma_shift][green>>8];
|
||||
png_ptr->gamma_shift][red>>8];
|
||||
png_uint_16 green_1 =
|
||||
png_ptr->gamma_16_to_1[(green&0xff) >>
|
||||
png_ptr->gamma_shift][green>>8];
|
||||
png_uint_16 blue_1 = png_ptr->gamma_16_to_1[(blue&0xff) >>
|
||||
png_ptr->gamma_shift][blue>>8];
|
||||
png_ptr->gamma_shift][blue>>8];
|
||||
png_uint_16 gray16 = (png_uint_16)((rc * red_1
|
||||
+ gc * green_1 + bc * blue_1)>>15);
|
||||
+ gc * green_1 + bc * blue_1)>>15);
|
||||
w = png_ptr->gamma_16_from_1[(gray16&0xff) >>
|
||||
png_ptr->gamma_shift][gray16 >> 8];
|
||||
rgb_error |= 1;
|
||||
@ -2597,7 +2605,8 @@ png_build_grayscale_palette(int bit_depth, png_colorp palette)
|
||||
}
|
||||
|
||||
/* This function is currently unused. Do we really need it? */
|
||||
#if defined(PNG_READ_DITHER_SUPPORTED) && defined(PNG_CORRECT_PALETTE_SUPPORTED)
|
||||
#if defined(PNG_READ_DITHER_SUPPORTED) && \
|
||||
defined(PNG_CORRECT_PALETTE_SUPPORTED)
|
||||
void /* PRIVATE */
|
||||
png_correct_palette(png_structp png_ptr, png_colorp palette,
|
||||
int num_palette)
|
||||
@ -2605,7 +2614,8 @@ png_correct_palette(png_structp png_ptr, png_colorp palette,
|
||||
png_debug(1, "in png_correct_palette");
|
||||
|
||||
#if defined(PNG_READ_BACKGROUND_SUPPORTED) && \
|
||||
defined(PNG_READ_GAMMA_SUPPORTED) && defined(PNG_FLOATING_POINT_SUPPORTED)
|
||||
defined(PNG_READ_GAMMA_SUPPORTED) && \
|
||||
defined(PNG_FLOATING_POINT_SUPPORTED)
|
||||
if (png_ptr->transformations & (PNG_GAMMA | PNG_BACKGROUND))
|
||||
{
|
||||
png_color back, back_1;
|
||||
@ -2626,8 +2636,8 @@ png_correct_palette(png_structp png_ptr, png_colorp palette,
|
||||
|
||||
g = 1.0 / (png_ptr->background_gamma * png_ptr->screen_gamma);
|
||||
|
||||
if (png_ptr->background_gamma_type == PNG_BACKGROUND_GAMMA_SCREEN ||
|
||||
fabs(g - 1.0) < PNG_GAMMA_THRESHOLD)
|
||||
if (png_ptr->background_gamma_type == PNG_BACKGROUND_GAMMA_SCREEN
|
||||
|| fabs(g - 1.0) < PNG_GAMMA_THRESHOLD)
|
||||
{
|
||||
back.red = png_ptr->background.red;
|
||||
back.green = png_ptr->background.green;
|
||||
@ -3616,10 +3626,10 @@ png_do_gamma(png_row_infop row_info, png_bytep row,
|
||||
int d = *sp & 0x03;
|
||||
|
||||
*sp = (png_byte)(
|
||||
((((int)gamma_table[a|(a>>2)|(a>>4)|(a>>6)]) ) & 0xc0)|
|
||||
((((int)gamma_table[(b<<2)|b|(b>>2)|(b>>4)])>>2) & 0x30)|
|
||||
((((int)gamma_table[(c<<4)|(c<<2)|c|(c>>2)])>>4) & 0x0c)|
|
||||
((((int)gamma_table[(d<<6)|(d<<4)|(d<<2)|d])>>6) ));
|
||||
((((int)gamma_table[a|(a>>2)|(a>>4)|(a>>6)]) ) & 0xc0)|
|
||||
((((int)gamma_table[(b<<2)|b|(b>>2)|(b>>4)])>>2) & 0x30)|
|
||||
((((int)gamma_table[(c<<4)|(c<<2)|c|(c>>2)])>>4) & 0x0c)|
|
||||
((((int)gamma_table[(d<<6)|(d<<4)|(d<<2)|d])>>6) ));
|
||||
sp++;
|
||||
}
|
||||
}
|
||||
@ -3633,7 +3643,7 @@ png_do_gamma(png_row_infop row_info, png_bytep row,
|
||||
int lsb = *sp & 0x0f;
|
||||
|
||||
*sp = (png_byte)((((int)gamma_table[msb | (msb >> 4)]) & 0xf0)
|
||||
| (((int)gamma_table[(lsb << 4) | lsb]) >> 4));
|
||||
| (((int)gamma_table[(lsb << 4) | lsb]) >> 4));
|
||||
sp++;
|
||||
}
|
||||
}
|
||||
|
120
pngrutil.c
120
pngrutil.c
@ -1,7 +1,7 @@
|
||||
|
||||
/* pngrutil.c - utilities to read a PNG file
|
||||
*
|
||||
* Last changed in libpng 1.2.43 [February 1, 2010]
|
||||
* Last changed in libpng 1.2.43 [February 7, 2010]
|
||||
* Copyright (c) 1998-2009 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.)
|
||||
@ -26,7 +26,8 @@
|
||||
#ifdef PNG_FLOATING_POINT_SUPPORTED
|
||||
# ifdef WIN32_WCE_OLD
|
||||
/* The strtod() function is not supported on WindowsCE */
|
||||
__inline double png_strtod(png_structp png_ptr, PNG_CONST char *nptr, char **endptr)
|
||||
__inline double png_strtod(png_structp png_ptr, PNG_CONST char *nptr,
|
||||
char **endptr)
|
||||
{
|
||||
double result = 0;
|
||||
int len;
|
||||
@ -257,10 +258,14 @@ png_measure_decompressed_chunk(png_structp png_ptr, int comp_type,
|
||||
else /* Enlarge the decompression buffer */
|
||||
{
|
||||
text_size += png_ptr->zbuf_size - png_ptr->zstream.avail_out;
|
||||
#ifdef PNG_CHUNK_MALLOC_LIMIT_SUPPORTED
|
||||
if (text_size >= png_ptr->user_chunk_malloc_max - 1)
|
||||
return 0;
|
||||
#ifdef PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED
|
||||
if (png_ptr->user_chunk_malloc_max &&
|
||||
(text_size >= png_ptr->user_chunk_malloc_max - 1))
|
||||
#else
|
||||
if ((PNG_USER_CHUNK_MALLOC_MAX > 0) &&
|
||||
text_size >= PNG_USER_CHUNK_MALLOC_MAX - 1)
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
if (ret == Z_STREAM_END)
|
||||
@ -1195,6 +1200,24 @@ png_handle_sPLT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
|
||||
|
||||
png_debug(1, "in png_handle_sPLT");
|
||||
|
||||
#ifdef PNG_USER_LIMITS_SUPPORTED
|
||||
|
||||
if (png_ptr->user_chunk_cache_max != 0)
|
||||
{
|
||||
if (png_ptr->user_chunk_cache_max == 1)
|
||||
{
|
||||
png_crc_finish(png_ptr, length);
|
||||