Add model file for legacy apps that can't use the builtin models

vmaf.spec

@@ -54,6 +54,12 @@ Obsoletes: %{name}-devel < %{version}-%{release}
 The %{name}-devel package contains libraries and header files for
 developing applications that use %{name}.
 
+%package models
+Summary:       Model files for %{name}
+
+%description models
+The %{name}-models package contains model files.
+These are needed for apps that can't use the builtin models.
 
 %prep
 %autosetup -p1
@@ -80,6 +86,9 @@ cat > %{buildroot}%{rpmmacrodir}/macros.%{name} << EOF
 EOF
 touch -r LICENSE %{buildroot}%{rpmmacrodir}/macros.%{name}
 
+mkdir -p %{buildroot}%{_datadir}/model/
+cp -Rp model/* %{buildroot}%{_datadir}/model/
+
 %check
 pushd libvmaf
 ninja -vC %{_vpath_builddir} test
@@ -92,6 +101,9 @@ popd
 %doc README.md
 %{_bindir}/vmaf
 
+%files models
+%{_datadir}/model/
+
 %files -n libvmaf
 %doc CHANGELOG.md
 %license LICENSE