init the code repository

optipng.spec

@@ -0,0 +1,59 @@
+Name:           optipng
+Version:        0.7.4
+Release:        1
+Summary:        PNG optimizer and converter
+
+Group:          Applications/Multimedia
+License:        zlib
+URL:            http://optipng.sourceforge.net/
+Source0:        http://downloads.sourceforge.net/optipng/%{name}-%{version}.tar.gz
+BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+
+BuildRequires:  zlib-devel libpng-devel
+
+%description
+OptiPNG is a PNG optimizer that recompresses image files to a smaller size,
+without losing any information. This program also converts external formats
+(BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks
+and corrections.
+
+
+%prep
+%setup -q
+f=AUTHORS.txt ; iconv -f iso-8859-1 -t utf-8 $f > $f.utf8 ; mv $f.utf8 $f
+
+# Ensure system libs and headers are used; as of 0.6.3 pngxtern will use
+# the bundled headers if present even with -with-system-*, causing failures.
+rm -rf src/libpng src/zlib
+
+
+%build
+./configure -prefix=%{_prefix} -mandir=%{_mandir} \
+    -with-system-zlib -with-system-libpng
+make %{?_smp_mflags} CFLAGS="$RPM_OPT_FLAGS" LDFLAGS="$RPM_LD_FLAGS"
+
+
+%install
+rm -rf $RPM_BUILD_ROOT
+make install DESTDIR=$RPM_BUILD_ROOT
+chmod -c 755 $RPM_BUILD_ROOT%{_bindir}/optipng
+
+
+%check
+make test CFLAGS="$RPM_OPT_FLAGS" LDFLAGS="$RPM_LD_FLAGS"
+
+
+%clean
+rm -rf $RPM_BUILD_ROOT
+
+
+%files
+%defattr(-,root,root,-)
+%doc AUTHORS.txt README.txt LICENSE.txt doc/*
+%{_bindir}/optipng
+%{_mandir}/man1/optipng.1*
+
+
+%changelog
+* Thu May 06 2021 wulei <wulei80@huawei.com> 0.7.4 - 1 
+- Initial package