Gentoo Packages

media-libs/mlt: Build GPL code. Should be enabled unless you require LGPL libraries.
media-video/ffmpeg: Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed
media-video/ffmpeg-compat: Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed

media-libs/mlt: Build GPL code. Should be enabled unless you require LGPL libraries.
media-video/ffmpeg: Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed
media-video/ffmpeg-chromium: Build GPL code. Should be enabled unless you require LGPL binaries.
media-video/ffmpeg-compat: Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
media-libs/mlt	Build GPL code. Should be enabled unless you require LGPL libraries.	Build GPL code. Should be enabled unless you require LGPL libraries.
media-video/ffmpeg	Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed	Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed
media-video/ffmpeg-compat	Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed	Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed

USE Flag: gpl