blackmagic-media-express: GUI for BM capture cards

copied and bumped from megacoffee

media-video/blackmagic-media-express/Manifest

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+DIST Blackmagic_Desktop_Video_Linux_12.2.tar.gz 1028551320 BLAKE2B a373e26eb63552c204978a74a66b172d6aa6fcbd520f2f50a3bfaa3c31e4a2dc824dd8f62e47f882343a545f5c8387ead25c79e1e71accfe19d9da37ba3bf8f9 SHA512 fc33fa7655fb2984832b4485fad55c54c958e2cc6b9dabdf39d71f3d9b87aeb0823956ba771cea25db03321d95b7e6e0f601d4aabfbe4438a925da5a8bd26652

media-video/blackmagic-media-express/blackmagic-media-express-3.7.ebuild

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+# Copyright 1999-2020 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# TODOs:
+#  - fix QA notice about installing symlinks in /usr/lib
+
+EAPI=6
+
+DESKTOP_VIDEO_SHORT_VERSION="12.2"
+DESKTOP_VIDEO_VERSION="12.2a12"
+MEDIA_EXPRESS_VERSION="3.7a7"
+
+DESCRIPTION="Media Express - Blackmagic Design's tool for media capture, organization and playback"
+HOMEPAGE="http://www.blackmagicdesign.com/"
+HOMEPAGE_DOWNLOAD_NAME="Desktop Video ${DESKTOP_VIDEO_SHORT_VERSION}"
+
+SRC_URI="Blackmagic_Desktop_Video_Linux_${DESKTOP_VIDEO_SHORT_VERSION}.tar.gz"
+UNPACKED_DIR="mediaexpress-${MEDIA_EXPRESS_VERSION}-x86_64"
+
+LICENSE="BlackmagicDesktopVideo"
+SLOT="0"
+KEYWORDS="~amd64"
+#IUSE="autostart"
+RESTRICT="fetch splitdebug"
+
+# dependencies for binaries found by commands: (ldd lists transitive dependencies as well which isn't what we want)
+# for file in /usr/lib/blackmagic/me/*; do objdump -p $file | grep NEEDED; done 2>/dev/null | cut -b24- | sort | uniq | grep -vE 'lib(Qt|MXF|DNxHDCodec)'
+# equery belongs $(for file in /usr/lib/blackmagic/me/*; do objdump -p $file | grep NEEDED; done 2>/dev/null | cut -b24- | sort | uniq | grep -vE 'lib(Qt|MXF|DNxHDCodec)')
+
+DEPEND=""
+RDEPEND="${DEPEND}
+>=media-libs/blackmagic-desktop-video-11.6
+dev-libs/glib:2
+media-libs/alsa-lib
+media-libs/fontconfig
+media-libs/freetype
+media-libs/mesa
+sys-devel/gcc
+sys-libs/glibc
+virtual/glu
+x11-libs/libICE
+x11-libs/libSM
+x11-libs/libX11
+x11-libs/libXi
+x11-libs/libxcb
+"
+
+# supress QA warnings about stripping etc., i.e. stuff we cannot change since we install prebuilt binaries
+QA_PREBUILT="opt/blackmagic-media-express/usr/lib/*"
+
+pkg_nofetch() {
+	#               1         2         3         4         5         6         7
+	#      123456789012345678901234567890123456789012345678901234567890123456789012
+	einfo "Media Express is bundled with Desktop Video downloads."
+	einfo ""
+	einfo "Please visit ${HOMEPAGE} and download \"${HOMEPAGE_DOWNLOAD_NAME}\""
+	einfo "for your product from the support section and move it to your DISTDIR"
+	einfo "(/var/cache/distfiles or /usr/portage/distfiles unless you changed it)."
+	einfo ""
+	einfo "  expected filename: ${SRC_URI}"
+	einfo ""
+	einfo "If your browser downloads a .tar file you will need to rename it to .tar.gz"
+}
+
+src_unpack() {
+	unpack ${A}
+
+	cd ${WORKDIR}
+	tar xfz Blackmagic_Desktop_Video_Linux_${DESKTOP_VIDEO_SHORT_VERSION}/other/x86_64/mediaexpress-${MEDIA_EXPRESS_VERSION}-x86_64.tar.gz
+
+	# symlink to what is supposed to have been prepared
+	ln -s ${UNPACKED_DIR} ${P}
+}
+
+src_install() {
+	# all pre-built binaries should go into /opt and be symlinked to usr/bin etc.
+	finalinstalldir="/opt/blackmagic-media-express"
+	installdir="${D}${finalinstalldir}"
+
+	mkdir -p ${installdir}
+	cp -a ${WORKDIR}/${UNPACKED_DIR}/* ${installdir}/
+
+	# NOTE: Not linking usr/lib/systemd as I don't use that and thus can't test it...
+	symlinks=(
+			'usr/bin/MediaExpress'
+			'usr/lib/blackmagic/MediaExpress'
+			'usr/share/applications/MediaExpress.desktop'
+			'usr/share/doc/mediaexpress'
+			'usr/share/icons/hicolor/32x32/apps/MediaExpress.png'
+			'usr/share/icons/hicolor/48x48/apps/MediaExpress.png'
+			'usr/share/icons/hicolor/256x256/apps/MediaExpress.png'
+		)
+
+	for path in "${symlinks[@]}"; do
+		dosym ${finalinstalldir}/${path} ${path}
+	done
+
+	# dneuge: no clue on how to use this...
+	## QA notice says we should generate a linker script if we don't place libraries in /usr/lib
+	## see: https://devmanual.gentoo.org/eclass-reference/toolchain-funcs.eclass/index.html
+	#gen_usr_ldscript usr/lib/libDeckLinkAPI.so usr/lib/libDeckLinkPreviewAPI.so
+
+	# don't symlink man-pages, install a copy instead
+	doman usr/share/man/man1/*.1
+}
+
+pkg_postinst() {
+	#      12345678901234567890123456789012345678901234567890123456789012345678901234567890
+	einfo "Please do *NOT* report any QA errors to Gentoo or Blackmagic!"
+	einfo ""
+	einfo "License can be found in: ${finalinstalldir}/usr/share/doc/mediaexpress/License.txt"
+}