These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.05 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/tinyxml2-11.0.0:0/11::gentoo  USE="-test" 628 KiB
[ebuild  N     ] media-libs/libzen-0.4.41::gentoo  USE="-doc -static-libs" 116 KiB
[ebuild  N     ] media-libs/libmediainfo-24.11::gentoo  USE="-curl -doc -mms" 2047 KiB
[ebuild  N     ] media-video/mediainfo-24.11-r1::gentoo  USE="-curl -mms -wxwidgets" 2376 KiB

Total: 4 packages (4 new), Size of downloads: 5167 KiB