gentoo-overlay/media-libs/x264/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="project">
		<email>media-video@gentoo.org</email>
	</maintainer>
	<use>
		<flag name="interlaced">enable interlaced encoding support, this can decrease encoding speed by up to 2%</flag>
		<flag name="pic">disable optimized assembly code that is not PIC friendly</flag>
	</use>
</pkgmetadata>