diff --git a/media-video/olive/files/FindOpenEXRUndefinedbehavior.patch b/media-video/olive/files/FindOpenEXRUndefinedbehavior.patch
new file mode 100644
index 0000000..efaa0b9
--- /dev/null
+++ b/media-video/olive/files/FindOpenEXRUndefinedbehavior.patch
@@ -0,0 +1,27 @@
+diff --git a//cmake/FindOpenEXR.cmake b/cmake/FindOpenEXR.cmake
+index 2d71428..b7ea7cb 100644
+--- a/cmake/FindOpenEXR.cmake
++++ b/cmake/FindOpenEXR.cmake
+@@ -40,19 +40,19 @@ if(OPENEXR_INCLUDE_DIR)
+            ${openexr_config_file}
+            TMP
+            REGEX "#define OPENEXR_VERSION_STRING.*$")
+-      string(REGEX MATCHALL "[0-9.]+" OPENEXR_VERSION ${TMP})
++      string(REGEX MATCHALL "[0-9.]+" OPENEXR_VERSION "${TMP}")
+ 
+       file(STRINGS
+            ${openexr_config_file}
+            TMP
+            REGEX "#define OPENEXR_VERSION_MAJOR.*$")
+-      string(REGEX MATCHALL "[0-9]" OPENEXR_MAJOR_VERSION ${TMP})
++      string(REGEX MATCHALL "[0-9]" OPENEXR_MAJOR_VERSION "${TMP}")
+ 
+       file(STRINGS
+            ${openexr_config_file}
+            TMP
+            REGEX "#define OPENEXR_VERSION_MINOR.*$")
+-      string(REGEX MATCHALL "[0-9]" OPENEXR_MINOR_VERSION ${TMP})
++      string(REGEX MATCHALL "[0-9]" OPENEXR_MINOR_VERSION "${TMP}")
+   endif()
+ endif()
+ 
diff --git a/media-video/olive/metadata.xml b/media-video/olive/metadata.xml
new file mode 100644
index 0000000..ffd109a
--- /dev/null
+++ b/media-video/olive/metadata.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<use>
+		<flag name="doxygen"> Build and install source code documentation </flag>
+	</use>
+</pkgmetadata>
diff --git a/media-video/olive/olive-9999.ebuild b/media-video/olive/olive-9999.ebuild
new file mode 100644
index 0000000..1e37620
--- /dev/null
+++ b/media-video/olive/olive-9999.ebuild
@@ -0,0 +1,79 @@
+# Copyright 2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit xdg-utils cmake-utils
+
+DESCRIPTION="Professional open-source non-linear video editor"
+HOMEPAGE="https://github.com/olive-editor/olive"
+
+if [[ ${PV} == *9999 ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/olive-editor/olive.git"
+else
+	SRC_URI="https://github.com/olive-editor/olive/archive/${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~amd64"
+fi
+
+LICENSE="GPL-3"
+SLOT="0"
+IUSE="doxygen"
+
+CMAKE_MIN_VERSION=3.13
+CMAKE_IN_SOURCE_BUILD=YES
+
+COMMON_DEPEND="
+	>=dev-qt/qtcore-5.6.0[icu]
+	>=dev-qt/qtgui-5.6.0[png]
+	>=dev-qt/qtmultimedia-5.6.0
+	>=dev-qt/qtopengl-5.6.0
+	>=dev-qt/qtsvg-5.6.0
+	>=dev-qt/qtwidgets-5.6.0
+	media-libs/opencolorio
+	media-libs/openexr
+	>=media-libs/openimageio-1.6.0[gif,ssl,truetype]
+	>=media-video/ffmpeg-3.0.0[bzip2]
+	virtual/opengl
+"
+
+DEPEND="
+	"${COMMON_DEPEND}"
+	dev-qt/linguist-tools
+	doxygen? ( app-doc/doxygen[dot] )
+"
+
+RDEPEND="
+	"${COMMON_DEPEND}"
+	dev-qt/qtnetwork[ssl]
+	media-libs/harfbuzz[graphite]
+"
+
+PATCHES=( "${FILESDIR}/FindOpenEXRUndefinedbehavior.patch" )
+
+src_configure() {
+	local mycmakeargs=(
+		-DBUILD_DOXYGEN="$(usex doxygen)"
+	)
+	cmake-utils_src_configure
+}
+
+src_install() {
+	if use doxygen; then
+		docinto html
+		dodoc -r docs/html/.
+	fi
+	cmake-utils_src_install
+}
+
+pkg_postinst() {
+	xdg_desktop_database_update
+	xdg_mimeinfo_database_update
+	xdg_icon_cache_update
+}
+
+pkg_postrm() {
+	xdg_desktop_database_update
+	xdg_mimeinfo_database_update
+	xdg_icon_cache_update
+}