vlc

USE flags

• a52 - Enables support for decoding ATSC A/52 streams used in DVD
• aac - Enables support for MPEG-4 AAC Audio
• aalib - Adds support for media-libs/aalib (ASCII-Graphics Library)
• alsa - Adds support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
• altivec - Adds support for optimizations for G4 and G5/ppc970 processors
• atmo - Enables support for AtmoLight (homebrew Ambient Lighting Technology)
• audioqueue - Enables AudioQueue audio module for Mac OS X.
• avahi - Add avahi/Zeroconf support
• avcodec - Enables libavcodec support for video/audio encoding/decoding. libavcodec is part of FFmpeg.
• avformat - Enables libformat support for reading and writing various media containers. libavformat is part of FFmpeg.
• bidi - Enables bidirectional language support
• bluray - Enables libbluray for Blu-ray disc support.
• cdda - Adds Compact Disk Digital Audio (Standard Audio CD) support
• cddb - Access cddb servers to retrieve and submit information about compact disks
• dbus - Enable dbus support for anything that needs it (gpsd, gnomemeeting, etc)
• dc1394 - Enables IIDC cameras support.
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
• dirac - Enable Dirac video support (an advanced royalty-free video compression format) via the reference library: dirac.
• direct2d - Enable Win7/VistaPU Direct2D support.
• directfb - Adds support for DirectFB layer (library for FB devices)
• directx - Enable Win32 DirectX support.
• dshow - Enables Win32 DirectShow support.
• dts - Enables DTS Coherent Acoustics decoder support
• dvb - Adds support for DVB (Digital Video Broadcasting)
• dvbpsi - Enables support for Mpeg-TS files (.ts, .m2ts, .mts) via media-libs/libdvbpsi.
• dvd - Adds support for DVDs
• dxva2 - Enables Win32 DxVA2 support.
• egl - Enables EGL video output module.
• elibc_glibc - ELIBC setting for systems that use the GNU C library
• encode - Adds support for encoding of audio or video files
• fbcon - Adds framebuffer support for the console, via the kernel
• fbosd - Enables the framebuffer overlay plugin.
• ffmpeg - Enable ffmpeg-based audio/video codec support
• flac - Adds support for FLAC: Free Lossless Audio Codec
• fluidsynth - Enables Fluidsynth MIDI software synthesis (with external sound fonts).
• fontconfig - Support for configuring and customizing font access via media-libs/fontconfig
• gcrypt - Enables cryptography support via libgcrypt.
• ggi - Adds support for media-libs/libggi (non-X video api/drivers)
• gme - Enables support for media-libs/game-music-emu for playing various video game music formats.
• gnome - Adds support for GNOME's filesystem abstraction layer, gnome-base/gnome-vfs. This flag is not GUI-related.
• gnutls - Adds support for net-libs/gnutls (TLS 1.0 and SSL 3.0 support)
• growl - Enables growl notification support (over UDP for remote access and native on OSX)
• hal - Enable Hardware Abstraction Layer (HAL) support (WARNING: Try to avoid this. Deprecated method of accessing hardware.)
• httpd - Enables a web based interface for vlc.
• id3tag - Enables id3tag metadata reader plugin.
• ieee1394 - Enable FireWire/iLink IEEE1394 support (dv, camera, ...)
• ios-vout - Enables iPhone OS video output.
• jack - Adds support for the JACK Audio Connection Kit
• kate - Adds support for Ogg Kate subtitles via libkate.
• kde - Adds support for KDE (K Desktop Environment)
• libass - Enables subtitles support using libass.
• libcaca - Add support for colored ASCII-art graphics
• libnotify - Enable desktop notification support
• libproxy - Enables support for proxy settings in the HTTP access module.
• libsamplerate - Build with support for converting sample rates using libsamplerate
• libtar - Uses libtar instead of the built-in tar reader for reading custom skins.
• libtiger - Enables Ogg Kate subtitles rendering using libtiger.
• libv4l - Enables Libv4l Video4Linux support.
• libv4l2 - Enables Libv4l2 Video4Linux2 support (for conversion from various video formats to standard ones, needed to use v4l2 devices with strange formats).
• linsys - Enables support for Linux Linear Systems Ltd. SDI and HD-SDI input cards.
• lirc - Adds support for lirc (Linux's Infra-Red Remote Control)
• live - Enables live555 streaming media support (client support for rtsp).
• lua - Enable Lua scripting support
• macosx - Enables Mac OS X gui support.
• macosx-audio - Enables Mac OS X audio module.
• macosx-dialog-provider - Enables Mac OS X dialog module.
• macosx-eyetv - Enables Mac OS X EyeTV (TNT Tuner) module.
• macosx-qtkit - Enables Mac OS X qtkit module: qtcapture (video) and qtsound (audio) module.
• macosx-quartztext - Enables Mac OS X quartz text module.
• macosx-vout - Enables Mac OS X video output module.
• matroska - Enables matroska support using reference libraries (fallback on other existing matroska support if disabled, i.e., matroska enabled FFmpeg)
• media-library - Build the (sqlite based) media library.
• mmx - Adds support for optimizations for Pentium MMX and Athlon class processors
• modplug - Adds libmodplug support
• mp3 - Add support for reading mp3 files
• mpeg - Adds libmpeg3 support to various packages
• mtp - Enable support for Media Transfer Protocol
• musepack - Enable support for the musepack audio codec
• ncurses - Adds ncurses support (console display library)
• neon - Enable optimization support for ARM NEON processors
• nsplugin - Build plugin for browsers supporting the Netscape plugin architecture (that is almost any modern browser)
• ogg - Adds support for the Ogg container format (commonly used by Vorbis, Theora and flac)
• omxil - Enables OpenMAX Integration Layer codec module.
• opengl - Adds support for OpenGL (3D graphics)
• optimisememory - Enable optimisation for memory rather than performance.
• oss - Adds support for OSS (Open Sound System)
• png - Adds support for libpng (PNG images)
• portaudio - Adds support for the crossplatform portaudio audio API
• postproc - Enables image post-processing via libpostproc (part of FFmpeg).
• projectm - Enables the projectM visualization plugin.
• pulseaudio - Adds support for PulseAudio sound server
• pvr - Enables PVR cards access module.
• qt4 - Builds a x11-libs/qt based frontend. It is now the most up-to-date graphical interface available.
• remoteosd - Enables RemoteOSD plugin (VNC client as video filter).
• rtsp - Enables real audio and RTSP modules.
• run-as-root - Allows vlc to start for root. Don't enable this unless you have a very specific (e.g. embedded) need for it!
• samba - Adds support for SAMBA (Windows File and Printer sharing)
• schroedinger - Enable Dirac video support (an advanced royalty-free video compression format) via libschroedinger (high-speed implementation in C of the Dirac codec).
• sdl - Adds support for Simple Direct Layer (media library)
• sdl-image - Enables sdl image video decoder (depends on sdl)
• shine - Enables shine fixed point mp3 encoder.
• shout - Enables libshout output.
• sid - Adds support for playing C64 SID files through media-libs/libsidplay-2.
• skins - Enables support for the skins2 interface.
• speex - Adds support for the speex audio codec (used for speech)
• sqlite - Adds support for sqlite - embedded sql database
• sse - fast floating point optimization for PentiumIII+ class chips
• stream - Enables sout module for audio/video data streaming/transcoding/etc..
• svg - Adds support for SVG (Scalable Vector Graphics)
• svga - Adds support for SVGAlib (graphics library)
• switcher - Enables MPEG2 video switcher stream output module.
• swscale - Enables image scaling and conversion via libswscale (part of FFmpeg).
• taglib - Enable tagging support with taglib
• theora - Adds support for the Theora Video Compression Codec
• truetype - Adds support for FreeType and/or FreeType2 fonts
• twolame - Enables twolame support (MPEG Audio Layer 2 encoder).
• udev - Enable sys-fs/udev integration (device discovery, power and storage device support, etc)
• upnp - Enables support for Intel UPnP stack.
• v4l - Enable support for video4linux (using linux-headers or userspace libv4l libraries)
• v4l2 - Enable support for video4linux (DEPRECATED: Use USE v4l for your package to enable v4l2 or libv4l support)
• vaapi - Enables VAAPI (Video Acceleration API) for hardware decoding
• vcdx - Enables VCD with navigation via libvcdinfo (depends on cdio)
• vlm - New videolan (media) manager (vlm), a little manager designed to launch and manage multiple streams from within one instance of VLC.
• vorbis - Adds support for the OggVorbis audio codec
• waveout - Enable win32 waveOut plugin.
• win32codecs - use win32codecs package for dll avi decoding support (wmv and what not)
• wingdi - Enable Win32 GDI module.
• wma-fixed - Enables fixed point WMA decoder.
• X - Enables support for, e.g., fullscreen mode via the X Window System. By itself, this flag does not build a graphical interface.
• x264 - Enable h264 encoding using x264
• xcb - Support the X C-language Binding, a replacement for Xlib
• xinerama - Add support for the xinerama X11 extension, which is mandatory if you work in multiple monitors setup
• xml - Add support for XML files
• xosd - Sends display using the X On Screen Display library
• xv - Adds in optional support for the Xvideo extension (an X API for video playback)
• zvbi - Enables support for teletext subtitles via the zvbi library.

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