vlc

USE flags

• a52 - Enable support for decoding ATSC A/52 streams used in DVD
• alsa - Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
• aom - Enable AV1 encoding/decoding support using media-libs/libaom
• archive - Enable support for libarchive stream extractor
• aribsub - Enable support for decoding ARIB STD-B24 subtitles
• bidi - Enable bidirectional language support
• bluray - Enable libbluray for Blu-ray disc support
• cddb - Access cddb servers to retrieve and submit information about compact disks
• chromaprint - Enable libchromaprint for Chromaprint based audio fingerprinter support
• chromecast - Enable experimental support for Google Chromecast
• cpu_flags_arm_neon - Use the NEON (ASIMD) instruction set
• cpu_flags_ppc_altivec - Use the AltiVec/VMX instruction set
• cpu_flags_x86_mmx - Use the MMX instruction set
• cpu_flags_x86_sse - Use the SSE instruction set
• dav1d - Enable support for media-libs/dav1d AV1 decoder
• dbus - Enable dbus support for anything that needs it (gpsd, gnomemeeting, etc)
• dc1394 - Enable IIDC cameras support
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• directx - Enable Win32 DirectX, D3D11va and DxVA2 support
• dts - Enable DTS Coherent Acoustics decoder support
• dvbpsi - Enable support for Mpeg-TS files (.ts, .m2ts, .mts) via media-libs/libdvbpsi
• dvd - Add support for DVDs
• encode - Enable streaming-output support and videolan manager to control multiple streams from within one instance
• faad - Enable AAC audio decoding library support via media-libs/faad2
• fdk - Enable the Fraunhofer AAC codec library
• ffmpeg - Enable ffmpeg/libav-based audio/video codec support
• flac - Add support for FLAC: Free Lossless Audio Codec
• fluidsynth - Enable Fluidsynth MIDI software synthesis (with external sound fonts)
• fontconfig - Support for configuring and customizing font access via media-libs/fontconfig
• gcrypt - Enable cryptography support via libgcrypt
• gme - Enable support for media-libs/game-music-emu for playing various video game music formats
• gnome-keyring - Enable support for storing passwords via gnome-keyring
• gstreamer - Enable GStreamer based decoding support (currently supports only video decoding)
• gui - Enable support for a graphical user interface
• ieee1394 - Enable FireWire/iLink IEEE1394 support (dv, camera, ...)
• jack - Add support for the JACK Audio Connection Kit
• jpeg - Add JPEG image support
• kate - Adds support for Ogg Kate subtitles via libkate
• keyring - Enable support for freedesktop.org Secret Service API password store
• kms - Enable kernel mode setting video output plugin via x11-libs/libdrm
• libass - SRT/SSA/ASS (SubRip / SubStation Alpha) subtitle support
• libcaca - Add support for colored ASCII-art graphics
• libnotify - Enable desktop notification support
• libplacebo - Enable support for GPU accelerated video rendering with media-libs/libplacebo
• 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 - Enable Ogg Kate subtitles rendering using libtiger
• linsys - Enable support for Linux Linear Systems Ltd. SDI and HD-SDI input cards
• lirc - Add support for lirc (Linux's Infra-Red Remote Control)
• live - Enable live555 streaming media support (client support for rtsp)
• loudness - Enable loudness normalisation according to the EBU R128 standard using media-libs/libebur128
• lua - Enable Lua scripting support, needed for including support for Jamendo (online music platform) and similar things
• lua_single_target_lua5-1 - Build for Lua 5.1 only
• macosx-notifications - Enable Mac OS X notifications module (formerly growl)
• mad - Add support for mad (high-quality mp3 decoder library and cli frontend)
• matroska - Enable matroska support using reference libraries (fallback on other existing matroska support if disabled, i.e., matroska enabled FFmpeg)
• modplug - Add libmodplug support for playing SoundTracker-style music files
• mp3 - Add support for reading mp3 files
• mpeg - Add libmpeg2 support for mpeg-1 and mpeg-2 video streams
• mtp - Enable support for Media Transfer Protocol
• musepack - Enable support for the musepack audio codec
• ncurses - Add ncurses support (console display library)
• nfs - Enable support for nfs protocol via net-fs/libnfs
• ogg - Add support for the Ogg container format (commonly used by Vorbis, Theora and flac)
• omxil - Enable OpenMAX Integration Layer codec module
• optimisememory - Enable optimisation for memory rather than performance
• opus - Enable Opus audio codec support
• png - Add support for libpng (PNG images)
• projectm - Enable the projectM visualization plugin
• pulseaudio - Add sound server support via media-libs/libpulse (may be PulseAudio or PipeWire)
• rdp - Enables RDP/Remote Desktop support
• 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 - Add support for SAMBA (Windows File and Printer sharing)
• sdl-image - Enable sdl image video decoder (depends on sdl)
• sftp - Enable libssh2 to support SFTP file transfer
• shout - Enable libshout output
• sid - Adds support for playing C64 SID files through media-libs/libsidplay:2
• skins - Enable support for the skins2 interface
• soxr - Enable SoX Resampler support via media-libs/soxr
• speex - Add support for the speex audio codec (used for speech)
• srt - Enable support for Secure Reliable Transport (SRT) via net-libs/srt
• ssl - Add support for SSL/TLS connections (Secure Socket Layer / Transport Layer Security)
• svg - Add support for SVG (Scalable Vector Graphics)
• taglib - Enable tagging support with taglib
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
• theora - Add support for the Theora Video Compression Codec
• tremor - Enable tremor, a fixed-point version of the Ogg Vorbis decoder
• truetype - Add support for FreeType and/or FreeType2 fonts
• twolame - Enable twolame support (MPEG Audio Layer 2 encoder)
• udev - Enable virtual/udev integration (device discovery, power and storage device support, etc)
• upnp - Enable support for the Intel SDK stack based UPnP discovery module instead of CyberLink
• v4l - Enable support for video4linux (using linux-headers or userspace libv4l libraries)
• vaapi - Enable Video Acceleration API for hardware decoding
• vdpau - Enable the Video Decode and Presentation API for Unix acceleration interface
• vnc - Enable VNC (remote desktop viewer) support
• vpx - Enable the decoder(s) from the WebM VP8 / VP9 Codec SDK
• wayland - Enable dev-libs/wayland backend
• X - Enable support for e.g. fullscreen mode via X and the X C-language binding. It does not build a graphical interface
• x264 - Enable h264 encoding using x264
• x265 - Support X265 Encoder
• xml - Add support for XML files
• zeroconf - Enable support for zero-configuration networking via avahi
• zvbi - Enable support for teletext subtitles via the zvbi library

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