Please test and keyword media-libs/libzen-0.4.15 for ~x86.
Works on x86 fine for me, but there may be a collision if mediainfo version prior to 0.7.29 is still not unmerged: * Detected file collision(s): * * /usr/lib/libzen.so.0.0.0 * /usr/lib/libzen.la * /usr/lib/libzen.so * /usr/lib/libzen.so.0 * * Searching all installed packages for file collisions... * * Press Ctrl-C to Stop * * media-video/mediainfo-0.7.27 * /usr/lib/libzen.la * /usr/lib/libzen.so * /usr/lib/libzen.so.0 * /usr/lib/libzen.so.0.0.0 * * Package 'media-libs/libzen-0.4.15' NOT merged due to file collisions.
added ~x86, thanks Nexion, closing