mlt7: disable opencv on ppc32

srcpkgs/mlt7/template

@@ -4,13 +4,13 @@ version=7.0.1
 revision=2
 wrksrc="mlt-${version}"
 build_style=cmake
-configure_args="-DMOD_OPENCV=ON -DSWIG_PYTHON=ON"
+configure_args="-DSWIG_PYTHON=ON"
 hostmakedepends="doxygen pkg-config ladspa-sdk swig python3 which
  qt5-host-tools qt5-qmake"
 makedepends="alsa-lib-devel ffmpeg-devel gtk+-devel jack-devel ladspa-sdk
  libexif-devel libsamplerate-devel libxml2-devel sox-devel SDL_image-devel
  fftw-devel frei0r-plugins python3-devel pulseaudio-devel movit-devel
- libvidstab-devel libatomic-devel qt5-svg-devel libopencv4-devel"
+ libvidstab-devel libatomic-devel qt5-svg-devel"
 depends="mlt7-data>=${version}_${revision} ladspa-sdk-example-plugins"
 short_desc="Multimedia framework, designed for television broadcasting"
 maintainer="John <me@johnnynator.dev>"
@@ -26,6 +26,18 @@ fi
 CFLAGS="-DHAVE_LOCALE_H=1"
 CXXFLAGS="-DHAVE_LOCALE_H=1"
 
+_have_opencv=yes
+
+case "$XBPS_TARGET_MACHINE" in
+	ppc64*) ;;
+	ppc*) _have_opencv=no;;
+esac
+
+if [ "$_have_opencv" = "yes" ]; then
+	configure_args+=" -DMOD_OPENCV=ON"
+	makedepends+=" libopencv4-devel"
+fi
+
 post_install() {
 	doxygen -u && doxygen
 	vmkdir usr/share/doc/mlt-7/html