gentoo-overlay/media-libs/avidemux-core/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="project">
    <email>media-video@gentoo.org</email>
    <name>Gentoo Video project</name>
  </maintainer>
  <use>
    <flag name="system-ffmpeg">Use the ffmpeg provided by the system.</flag>
  </use>
  <upstream>
    <remote-id type="sourceforge">avidemux</remote-id>
  </upstream>
</pkgmetadata>