Gentoo Packages

dev-qt/qtmultimedia: Enable <pkg>media-libs/gstreamer</pkg> support
x11-libs/wxGTK: Enable the wxMediaCtrl class for playing audio and video through gstreamer.

Warning: USE flag 'gstreamer' used by media-libs/opencv but has no description in metadata.xml, use.local.desc or use.desc

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
dev-qt/qtmultimedia	-	Enable <pkg>media-libs/gstreamer</pkg> support
media-libs/opencv	-	-
x11-libs/wxGTK	-	Enable the wxMediaCtrl class for playing audio and video through gstreamer.

USE Flag: gstreamer