Summary:

The "OptiPNG" source code changed by about 12.4% and now consists of 824 regular files (+65) and 99 directories (+9).

Related Informations:

See doc/history.txt (optipng 0.7.7).

Changes In Files (According File Type):

File Type	Total	Added	Removed	Changed
Header file	61	1	2	21
C program	146	13	2	85
C++ program	6	1	0	0
Patch	1	0	0	0
Ada program	10	0	0	2
Assembler program	9	0	0	1
Perl program	1	0	0	0
Shell program	52	4	0	4
Awk program	3	0	0	0
C# program	9	0	0	1
Automake file	22	4	0	9
CMake file	4	0	0	3
M4 macro file	6	0	0	0
Makefile	110	1	0	25
Man page	8	0	0	5
Module-Definition file	8	2	0	5
Pascal program	4	0	0	2
Pkg-config file	4	0	0	2
XML document	2	0	0	1
Command file	5	0	0	0
Configure script	3	0	0	3
Data List	1	0	0	0
DOS Batch file	5	0	0	0
Doxygen file	1	0	0	1
GNAT Project file	1	0	0	0
HTML page	3	0	0	1
Include file	2	1	1	0
MS Visual Studio file	57	14	0	7
MS Windows file	2	0	1	0
Property file	1	0	0	1
Resource file	8	2	0	4
Data file	2	0	1	0
Icon	1	0	0	0
Image file	166	23	0	1
PDF file	2	0	0	2
Directory	100	10	1	0
Change log	2	0	0	2
Information file	8	0	0	4
License	5	0	0	2
Readme file	49	3	1	16
Text file	44	6	2	9
Total Files	934	85	11	219

---

Header Files (24 of 61):

Name	Status	Delta	Visual Diff
src/gifread/gifread.h	changed	34.5%	diff
src/libpng/config.h.in	changed	17.4%	diff
src/libpng/contrib/tools/sRGB.h	changed	3.4%	diff
src/libpng/png.h	changed	10.0%	diff
src/libpng/pngconf.h	changed	5.3%	diff
src/libpng/pnginfo.h	changed	1.6%	diff
src/libpng/pngpriv.h	changed	16.8%	diff
src/libpng/pngstruct.h	changed	1.5%	diff
src/minitiff/minitiff.h	changed	100.0%	diff
src/minitiff/tiffdef.h	removed
src/optipng/bitset.h	changed	44.7%	diff
src/optipng/ioutil.h	added
src/optipng/optipng.h	changed	17.5%	diff
src/optipng/osys.h	removed
src/optipng/proginfo.h	changed	37.9%	diff
src/optipng/ratio.h	changed	12.5%	diff
src/zlib/contrib/blast/blast.h	changed	16.7%	diff
src/zlib/deflate.h	changed	7.5%	diff
src/zlib/gzguts.h	changed	10.2%	diff
src/zlib/inflate.h	changed	7.3%	diff
src/zlib/zconf.h	changed	8.0%	diff
src/zlib/zconf.h.in	changed	8.0%	diff
src/zlib/zlib.h	changed	20.4%	diff
src/zlib/zutil.h	changed	12.9%	diff

C Programs (100 of 146):

Name	Status	Delta	Visual Diff
src/gifread/gifread.c	changed	25.8%	diff
src/gifread/test/gifdump.c	changed	7.5%	diff
src/libpng/arm/arm_init.c	changed	3.3%	diff
src/libpng/arm/filter_neon_intrinsics.c	changed	4.4%	diff
src/libpng/contrib/arm-neon/android-ndk.c	changed	4.8%	diff
src/libpng/contrib/arm-neon/linux.c	changed	6.2%	diff
src/libpng/contrib/examples/pngtopng.c	changed	18.1%	diff
src/libpng/contrib/gregbook/readpng.c	changed	2.6%	diff
src/libpng/contrib/gregbook/readpng2.c	changed	0.7%	diff
src/libpng/contrib/gregbook/readppm.c	changed	7.6%	diff
src/libpng/contrib/gregbook/rpng-win.c	changed	1.8%	diff
src/libpng/contrib/gregbook/rpng-x.c	changed	0.4%	diff
src/libpng/contrib/gregbook/rpng2-win.c	changed	1.0%	diff
src/libpng/contrib/gregbook/rpng2-x.c	changed	0.5%	diff
src/libpng/contrib/gregbook/wpng.c	changed	1.7%	diff
src/libpng/contrib/gregbook/writepng.c	changed	0.6%	diff
src/libpng/contrib/libtests/pngimage.c	changed	2.6%	diff
src/libpng/contrib/libtests/pngstest.c	changed	4.9%	diff
src/libpng/contrib/libtests/pngunknown.c	changed	4.5%	diff
src/libpng/contrib/libtests/pngvalid.c	changed	4.4%	diff
src/libpng/contrib/libtests/timepng.c	changed	100.0%	diff
src/libpng/contrib/mips-msa/linux.c	added
src/libpng/contrib/oss-fuzz/newcc	added
src/libpng/contrib/pngminus/png2pnm.c	changed	9.0%	diff
src/libpng/contrib/pngminus/pnm2png.c	changed	6.1%	diff
src/libpng/contrib/powerpc-vsx/linux.c	added
src/libpng/contrib/powerpc-vsx/linux_aux.c	added
src/libpng/contrib/tools/genpng.c	changed	2.6%	diff
src/libpng/contrib/tools/pngcp.c	added
src/libpng/contrib/tools/pngfix.c	changed	0.4%	diff
src/libpng/contrib/visupng/PngFile.c	changed	1.5%	diff
src/libpng/contrib/visupng/VisualPng.c	changed	1.3%	diff
src/libpng/example.c	changed	3.5%	diff
src/libpng/intel/filter_sse2_intrinsics.c	added
src/libpng/intel/intel_init.c	added
src/libpng/mips/filter_msa_intrinsics.c	added
src/libpng/mips/mips_init.c	added
src/libpng/png.c	changed	11.0%	diff
src/libpng/pngerror.c	changed	4.2%	diff
src/libpng/pngget.c	changed	7.3%	diff
src/libpng/pnglibconf.h.optipng	changed	4.4%	diff
src/libpng/pngmem.c	changed	6.3%	diff
src/libpng/pngpread.c	changed	3.8%	diff
src/libpng/pngread.c	changed	9.8%	diff
src/libpng/pngrio.c	changed	3.7%	diff
src/libpng/pngrtran.c	changed	2.1%	diff
src/libpng/pngrutil.c	changed	9.8%	diff
src/libpng/pngset.c	changed	12.4%	diff
src/libpng/pngtest.c	changed	16.6%	diff
src/libpng/pngtrans.c	changed	4.5%	diff
src/libpng/pngwio.c	changed	2.5%	diff
src/libpng/pngwrite.c	changed	12.6%	diff
src/libpng/pngwtran.c	changed	1.6%	diff
src/libpng/pngwutil.c	changed	8.5%	diff
src/libpng/powerpc/filter_vsx_intrinsics.c	added
src/libpng/powerpc/powerpc_init.c	added
src/libpng/scripts/def.c	changed	2.8%	diff
src/libpng/scripts/pnglibconf.h.prebuilt	changed	5.0%	diff
src/minitiff/test/tiff2pnm.c	changed	100.0%	diff
src/minitiff/tiffbase.c	removed
src/minitiff/tiffread.c	changed	75.7%	diff
src/minitiff/tiffutil.c	added
src/minitiff/tiffwrite.c	changed	23.1%	diff
src/optipng/bitset.c	changed	43.1%	diff
src/optipng/ioutil.c	added
src/optipng/optim.c	changed	24.8%	diff
src/optipng/optipng.c	changed	5.3%	diff
src/optipng/osys.c	removed
src/optipng/ratio.c	changed	19.3%	diff
src/optipng/test/bitset_test.c	changed	100.0%	diff
src/optipng/test/ratio_test.c	changed	100.0%	diff
src/optipng/wildargs.c	changed	14.0%	diff
src/pngxtern/pngxio.c	changed	1.8%	diff
src/pngxtern/pngxmem.c	changed	6.6%	diff
src/zlib/adler32.c	changed	9.5%	diff
src/zlib/compress.c	changed	32.6%	diff
src/zlib/contrib/blast/blast.c	changed	6.4%	diff
src/zlib/contrib/infback9/inftree9.c	changed	1.0%	diff
src/zlib/contrib/minizip/iowin32.c	changed	1.9%	diff
src/zlib/contrib/minizip/unzip.c	changed	0.1%	diff
src/zlib/contrib/minizip/zip.c	changed	1.4%	diff
src/zlib/contrib/puff/puff.c	changed	0.2%	diff
src/zlib/crc32.c	changed	9.4%	diff
src/zlib/deflate.c	changed	29.3%	diff
src/zlib/examples/gun.c	changed	0.3%	diff
src/zlib/examples/gzlog.c	changed	0.2%	diff
src/zlib/examples/zran.c	changed	0.5%	diff
src/zlib/gzlib.c	changed	4.3%	diff
src/zlib/gzread.c	changed	18.6%	diff
src/zlib/gzwrite.c	changed	50.2%	diff
src/zlib/infback.c	changed	0.3%	diff
src/zlib/inffast.c	changed	15.2%	diff
src/zlib/inflate.c	changed	6.5%	diff
src/zlib/inftrees.c	changed	4.3%	diff
src/zlib/test/example.c	changed	1.9%	diff
src/zlib/test/infcover.c	changed	2.1%	diff
src/zlib/test/minigzip.c	changed	1.2%	diff
src/zlib/trees.c	changed	4.6%	diff
src/zlib/uncompr.c	changed	100.0%	diff
src/zlib/zutil.c	changed	13.7%	diff

C++ Programs (1 of 6):

Name	Status	Delta	Visual Diff
src/libpng/contrib/oss-fuzz/libpng_read_fuzzer.cc	added

Ada Programs (2 of 10):

Name	Status	Delta	Visual Diff
src/zlib/contrib/ada/zlib-streams.ads	changed	4.1%	diff
src/zlib/contrib/ada/zlib-thin.ads	changed	0.5%	diff

Assembler Programs (1 of 9):

Name	Status	Delta	Visual Diff
src/libpng/arm/filter_neon.S	changed	2.1%	diff

Shell Programs (8 of 52):

Name	Status	Delta	Visual Diff
src/libpng/contrib/oss-fuzz/build.sh	added
src/libpng/contrib/testpngs/makepngs.sh	changed	2.2%	diff
src/libpng/contrib/tools/chkfmt	changed	6.0%	diff
src/libpng/contrib/tools/reindent	added
src/libpng/tests/pngstest	changed	72.2%	diff
src/libpng/tests/pngtest-badpngs	added
src/libpng/tests/pngunknown-sAPI	changed	100.0%	diff
src/zlib/os400/make.sh	added

C# Programs (1 of 9):

Name	Status	Delta	Visual Diff
src/zlib/contrib/dotzlib/DotZLib/UnitTests.cs	changed	0.7%	diff

Automake Files (13 of 22):

Name	Status	Delta	Visual Diff
src/libpng/configure.ac	changed	67.8%	diff
src/libpng/Makefile.am	changed	8.3%	diff
src/libpng/Makefile.in	changed	7.3%	diff
src/libpng/scripts/genchk.cmake.in	added
src/libpng/scripts/genout.cmake.in	added
src/libpng/scripts/gensrc.cmake.in	added
src/libpng/scripts/libpng-config-head.in	changed	4.4%	diff
src/libpng/scripts/test.cmake.in	added
src/minitiff/Makefile.in	changed	15.1%	diff
src/optipng/Makefile.in	changed	9.7%	diff
src/optipng/man/Makefile.in	changed	2.6%	diff
src/zlib/contrib/minizip/configure.ac	changed	6.9%	diff
src/zlib/Makefile.in	changed	78.4%	diff

CMake Files (3 of 4):

Name	Status	Delta	Visual Diff
src/libpng/CMakeLists.txt	changed	100.0%	diff
src/zlib/CMakeLists.txt	changed	0.3%	diff
src/zlib/zconf.h.cmakein	changed	8.0%	diff

Makefiles (26 of 110):

Name	Status	Delta	Visual Diff
src/libpng/projects/owatcom/pngconfig.mak	changed	0.9%	diff
src/libpng/scripts/makefile.cegcc	changed	0.4%	diff
src/libpng/scripts/makefile.linux	changed	0.8%	diff
src/libpng/scripts/makefile.linux-opt	added
src/libpng/scripts/makefile.msys	changed	0.2%	diff
src/libpng/scripts/makefile.ne12bsd	changed	1.5%	diff
src/libpng/scripts/makefile.netbsd	changed	1.5%	diff
src/libpng/scripts/makefile.openbsd	changed	0.8%	diff
src/libpng/scripts/makefile.sco	changed	1.0%	diff
src/libpng/scripts/makefile.solaris-x86	changed	0.6%	diff
src/minitiff/build/bcc32.mk	changed	20.2%	diff
src/minitiff/build/clang.mk	changed	14.0%	diff
src/minitiff/build/gcc.mk	changed	14.1%	diff
src/minitiff/build/unix.mk	changed	14.2%	diff
src/minitiff/build/visualc.mk	changed	15.1%	diff
src/optipng/build/bcc32.mk	changed	11.9%	diff
src/optipng/build/clang.mk	changed	10.7%	diff
src/optipng/build/gcc.mk	changed	10.7%	diff
src/optipng/build/unix.mk	changed	10.7%	diff
src/optipng/build/visualc.mk	changed	12.0%	diff
src/zlib/msdos/Makefile.dj2	changed	1.2%	diff
src/zlib/msdos/Makefile.emx	changed	2.1%	diff
src/zlib/old/Makefile.emx	changed	2.1%	diff
src/zlib/old/os2/Makefile.os2	changed	0.6%	diff
src/zlib/win32/Makefile.gcc	changed	0.5%	diff
src/zlib/win32/Makefile.msc	changed	1.4%	diff

Man Pages (5 of 8):

Name	Status	Delta	Visual Diff
src/libpng/libpng.3	changed	18.4%	diff
src/libpng/libpngpf.3	changed	21.7%	diff
src/libpng/png.5	changed	13.5%	diff
src/optipng/man/optipng.1	changed	0.9%	diff
src/zlib/zlib.3	changed	50.6%	diff

Module-Definition Files (7 of 8):

Name	Status	Delta	Visual Diff
src/libpng/scripts/symbols.def	changed	2.0%	diff
src/zlib/contrib/vstudio/vc10/zlibvc.def	changed	7.0%	diff
src/zlib/contrib/vstudio/vc11/zlibvc.def	changed	7.0%	diff
src/zlib/contrib/vstudio/vc12/zlibvc.def	added
src/zlib/contrib/vstudio/vc14/zlibvc.def	added
src/zlib/contrib/vstudio/vc9/zlibvc.def	changed	7.0%	diff
src/zlib/win32/zlib.def	changed	16.4%	diff

Pascal Programs (2 of 4):

Name	Status	Delta	Visual Diff
src/zlib/contrib/delphi/ZLib.pas	changed	0.2%	diff
src/zlib/contrib/pascal/zlibpas.pas	changed	0.5%	diff

Pkg-config Files (2 of 4):

Name	Status	Delta	Visual Diff
src/libpng/libpng.pc.in	changed	5.5%	diff
src/libpng/scripts/libpng.pc.in	changed	8.6%	diff

XML Documents (1 of 2):

Name	Status	Delta	Visual Diff
src/zlib/treebuild.xml	changed	3.9%	diff

Configure Scripts (all 3):

Name	Status	Delta	Visual Diff
configure	changed	20.3%	diff
src/libpng/configure	changed	2.2%	diff
src/zlib/configure	changed	11.4%	diff

Doxygen Files (all 1):

Name	Status	Delta	Visual Diff
src/gifread/Doxyfile	changed	22.8%	diff

HTML Pages (1 of 3):

Name	Status	Delta	Visual Diff
doc/optipng.man.html	changed	0.01%

Include Files (all 2):

Name	Status	Delta	Visual Diff
src/zlib/as400/zlib.inc	moved	19.1%	diff
src/zlib/os400/zlib.inc

MS Visual Studio Files (21 of 57):

Name	Status	Delta	Visual Diff
src/libpng/projects/vstudio/libpng/libpng.vcxproj	changed	1.4%
src/libpng/projects/vstudio/pnglibconf/pnglibconf.vcxproj	changed	0.4%
src/libpng/projects/vstudio/pngstest/pngstest.vcxproj	changed	1.1%
src/libpng/projects/vstudio/pngtest/pngtest.vcxproj	changed	1.7%
src/libpng/projects/vstudio/pngunknown/pngunknown.vcxproj	changed	1.5%
src/libpng/projects/vstudio/pngvalid/pngvalid.vcxproj	changed	1.5%
src/libpng/projects/vstudio/zlib/zlib.vcxproj	changed	7.2%
src/zlib/contrib/vstudio/vc12/miniunz.vcxproj	added
src/zlib/contrib/vstudio/vc12/minizip.vcxproj	added
src/zlib/contrib/vstudio/vc12/testzlib.vcxproj	added
src/zlib/contrib/vstudio/vc12/testzlibdll.vcxproj	added
src/zlib/contrib/vstudio/vc12/zlibstat.vcxproj	added
src/zlib/contrib/vstudio/vc12/zlibvc.sln	added
src/zlib/contrib/vstudio/vc12/zlibvc.vcxproj	added
src/zlib/contrib/vstudio/vc14/miniunz.vcxproj	added
src/zlib/contrib/vstudio/vc14/minizip.vcxproj	added
src/zlib/contrib/vstudio/vc14/testzlib.vcxproj	added
src/zlib/contrib/vstudio/vc14/testzlibdll.vcxproj	added
src/zlib/contrib/vstudio/vc14/zlibstat.vcxproj	added
src/zlib/contrib/vstudio/vc14/zlibvc.sln	added
src/zlib/contrib/vstudio/vc14/zlibvc.vcxproj	added

MS Windows Files (1 of 2):

Name	Status	Delta	Visual Diff
src/zlib/as400/compile.clp	removed

Property Files (all 1):

Name	Status	Delta	Visual Diff
src/libpng/projects/vstudio/zlib.props	changed	43.6%	diff

Resource Files (6 of 8):

Name	Status	Delta	Visual Diff
src/zlib/contrib/vstudio/vc10/zlib.rc	changed	18.7%	diff
src/zlib/contrib/vstudio/vc11/zlib.rc	changed	18.7%	diff
src/zlib/contrib/vstudio/vc12/zlib.rc	added
src/zlib/contrib/vstudio/vc14/zlib.rc	added
src/zlib/contrib/vstudio/vc9/zlib.rc	changed	18.7%	diff
src/zlib/win32/zlib1.rc	changed	7.0%	diff

Data Files (1 of 2):

Name	Status	Delta	Visual Diff
src/optipng/test/bitset_test.dat	removed

Image Files (24 of 166):

Name	Status	Delta	Visual Diff
src/libpng/contrib/testpngs/crashers/bad_iCCP.png	added
src/libpng/contrib/testpngs/crashers/badadler.png	added
src/libpng/contrib/testpngs/crashers/badcrc.png	added
src/libpng/contrib/testpngs/crashers/empty_ancillary_chunks.png	added
src/libpng/contrib/testpngs/crashers/huge_bKGD_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_cHRM_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_eXIf_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_gAMA_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_hIST_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_iCCP_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_IDAT.png	added
src/libpng/contrib/testpngs/crashers/huge_iTXt_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_juNk_safe_to_copy.png	added
src/libpng/contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png	added
src/libpng/contrib/testpngs/crashers/huge_pCAL_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_pHYs_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_sCAL_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_sPLT_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_sRGB_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_sTER_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_tEXt_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_tIME_chunk.png	added
src/libpng/contrib/testpngs/crashers/huge_zTXt_chunk.png	added
src/libpng/pngtest.png	changed	0.7%

PDF Files (all 2):

Name	Status	Delta	Visual Diff
doc/optipng.man.pdf	changed	0.01%
src/zlib/zlib.3.pdf	changed	100.0%

Directories (11 of 100):

Name	Status
src/libpng/contrib/mips-msa	added
src/libpng/contrib/oss-fuzz	added
src/libpng/contrib/powerpc-vsx	added
src/libpng/contrib/testpngs/crashers	added
src/libpng/intel	added
src/libpng/mips	added
src/libpng/powerpc	added
src/zlib/as400	renamed
src/zlib/os400
src/zlib/contrib/vstudio/vc12	added
src/zlib/contrib/vstudio/vc14	added

Change Logs (all 2):

Name	Status	Delta	Visual Diff
src/libpng/CHANGES	changed	9.7%	diff
src/zlib/ChangeLog	changed	3.3%	diff

Information Files (4 of 8):

Name	Status	Delta	Visual Diff
AUTHORS.txt	changed	19.7%	diff
src/libpng/ANNOUNCE	changed	81.0%	diff
src/libpng/INSTALL	changed	20.7%	diff
src/libpng/TODO	changed	20.5%	diff

Licenses (2 of 5):

Name	Status	Delta	Visual Diff
LICENSE.txt	changed	6.8%	diff
src/libpng/LICENSE	changed	29.5%	diff

Readme Files (20 of 49):

Name	Status	Delta	Visual Diff
README.txt	changed	11.8%	diff
src/libpng/contrib/examples/README.txt	changed	4.1%	diff
src/libpng/contrib/gregbook/README	changed	2.1%	diff
src/libpng/contrib/mips-msa/README	added
src/libpng/contrib/oss-fuzz/README.txt	added
src/libpng/contrib/pngminus/README	changed	0.5%	diff
src/libpng/contrib/pngsuite/README	changed	0.7%	diff
src/libpng/contrib/powerpc-vsx/README	added
src/libpng/contrib/tools/README.txt	changed	9.2%	diff
src/libpng/projects/vstudio/README.txt	changed	4.1%	diff
src/libpng/README	changed	7.4%	diff
src/libpng/README.optipng.txt	changed	6.7%	diff
src/libpng/scripts/README.txt	changed	10.3%	diff
src/minitiff/README.optipng.txt	changed	11.3%	diff
src/zlib/as400/readme.txt	removed
src/zlib/contrib/README.contrib	changed	3.4%	diff
src/zlib/contrib/vstudio/readme.txt	changed	33.0%	diff
src/zlib/README	changed	3.9%	diff
src/zlib/README.optipng.txt	changed	86.2%	diff
src/zlib/win32/README-WIN32.txt	changed	4.1%	diff

Text Files (17 of 44):

Name	Status	Delta	Visual Diff
doc/history.txt	changed	7.5%	diff
doc/optipng.man.txt	changed	0.6%	diff
doc/todo.txt	changed	7.8%	diff
src/gifread/img/index.txt	changed	100.0%	diff
src/libpng/contrib/conftest/pngcp.dfa	added
src/libpng/contrib/oss-fuzz/Dockerfile	added
src/libpng/contrib/oss-fuzz/libpng_read_fuzzer.options	added
src/libpng/contrib/oss-fuzz/png.dict	added
src/libpng/libpng-manual.txt	changed	2.6%	diff
src/libpng/scripts/pnglibconf.dfa	changed	4.5%	diff
src/optipng/test/bitset_test.expect	removed
src/zlib/as400/bndsrc	moved	64.1%	diff
src/zlib/os400/bndsrc
src/zlib/os400/README400	added
src/zlib/qnx/package.qpg	changed	7.2%	diff
src/zlib/win32/VisualC.txt	changed	57.3%	diff
src/zlib/zlib.map	changed	22.3%	diff

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