| Flag |
Description |
9999 |
1.5_p20241125 |
| X |
Add support for X11
|
⊕ |
⊕ |
| a52 |
Enable support for decoding ATSC A/52 streams used in DVD
|
✓ |
✓ |
| aalib |
Add support for media-libs/aalib (ASCII-Graphics Library)
|
✓ |
✓ |
| alsa |
Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
|
⊕ |
⊕ |
| aqua |
Include support for the Mac OS X Aqua (Carbon/Cocoa) GUI
|
✓ |
✓ |
| bidi |
Enable bidirectional language support
|
✓ |
✓ |
| bl |
Blinkenlights video output
|
✓ |
✓ |
| bluray |
Enable playback of Blu-ray filesystems
|
✓ |
✓ |
| bs2b |
Enable Bauer stereophonic-to-binaural headphone filter
|
✓ |
✓ |
| cddb |
Access cddb servers to retrieve and submit information about compact disks
|
✓ |
✓ |
| cdio |
Use libcdio for CD support (instead of cdparanoia)
|
⊕ |
⊕ |
| cdparanoia |
Enable cdparanoia (audio CD ripper) support
|
✓ |
✓ |
| cpu_flags_arm_iwmmxt |
Use the iwMMXt instruction set
|
✓ |
✓ |
| cpu_flags_arm_neon |
Use the NEON instruction set
|
✓ |
✓ |
| cpu_flags_arm_thumb |
Enable Thumb instruction set (ARMv*T and ARMv6+)
|
✓ |
✓ |
| cpu_flags_arm_vfp |
Use the VFP version 2 instruction set
|
✓ |
✓ |
| cpu_flags_arm_vfpv3 |
Use the VFP version 3 instruction set
|
✓ |
✓ |
| cpu_flags_ppc_altivec |
Use the AltiVec/VMX instruction set
|
✓ |
✓ |
| cpu_flags_x86_3dnow |
Use the 3DNow! instruction set
|
✓ |
✓ |
| cpu_flags_x86_3dnowext |
Use the Enhanced 3DNow! instruction set
|
✓ |
✓ |
| cpu_flags_x86_avx |
Adds support for Advanced Vector Extensions instructions
|
✓ |
✓ |
| cpu_flags_x86_avx2 |
Adds support for Advanced Vector Extensions 2 instructions
|
✓ |
✓ |
| cpu_flags_x86_fma3 |
Use the Fused Multiply Add 3 instruction set ([fma] in cpuinfo)
|
✓ |
✓ |
| cpu_flags_x86_fma4 |
Use the Fused Multiply Add 4 instruction set
|
✓ |
✓ |
| cpu_flags_x86_mmx |
Use the MMX instruction set
|
✓ |
✓ |
| cpu_flags_x86_mmxext |
Use the Extended MMX instruction set (a subset of SSE) ([mmxext] or [sse] in cpuinfo)
|
✓ |
✓ |
| cpu_flags_x86_sse |
Use the SSE instruction set
|
✓ |
✓ |
| cpu_flags_x86_sse2 |
Use the SSE2 instruction set
|
✓ |
✓ |
| cpu_flags_x86_sse3 |
Use the SSE3 instruction set ([pni] in cpuinfo, NOT ssse3)
|
✓ |
✓ |
| cpu_flags_x86_sse4_1 |
Enable SSE4.1 instruction support
|
✓ |
✓ |
| cpu_flags_x86_sse4_2 |
Enable SSE4.2 instruction support
|
✓ |
✓ |
| cpu_flags_x86_ssse3 |
Use the SSSE3 instruction set (NOT sse3/pni)
|
✓ |
✓ |
| cpu_flags_x86_xop |
Enable the XOP instruction set
|
✓ |
✓ |
| cpudetection |
Enables runtime CPU detection (useful for binpkgs, compatibility on other CPUs)
|
✓ |
✓ |
| 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
|
✓ |
✓ |
| dga |
Add DGA (Direct Graphic Access) support for X
|
✓ |
✓ |
| doc |
Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
|
✓ |
✓ |
| dts |
Enable DTS Coherent Acoustics decoder support
|
✓ |
✓ |
| dv |
Enable support for a codec used by many camcorders
|
✓ |
✓ |
| dvb |
Add support for DVB (Digital Video Broadcasting)
|
✓ |
✓ |
| dvd |
Add support for DVDs
|
⊕ |
⊕ |
| dvdnav |
Use forked libdvdnav, navigate menus in GUIs
|
⊕ |
⊕ |
| enca |
Enables support for charset discovery and conversion
|
⊕ |
⊕ |
| encode |
Add support for encoding of audio or video files
|
⊕ |
⊕ |
| faac |
Use external faac library for AAC encoding
|
✓ |
✓ |
| faad |
Use external faad library for AAC decoding
|
✓ |
✓ |
| fbcon |
Add framebuffer support for the console, via the kernel
|
✓ |
✓ |
| ftp |
Add FTP (File Transfer Protocol) support
|
✓ |
✓ |
| ggi |
Add support for media-libs/libggi (non-X video api/drivers)
|
✓ |
✓ |
| gsm |
Add support for the gsm lossy speech compression codec
|
✓ |
✓ |
| iconv |
Enable support for the iconv character set conversion library
|
⊕ |
⊕ |
| ipv6 |
Add support for IP version 6
|
✓ |
✓ |
| jack |
Add support for the JACK Audio Connection Kit
|
✓ |
✓ |
| joystick |
Add support for joysticks in all packages
|
✓ |
✓ |
| jpeg |
Add JPEG image support
|
✓ |
✓ |
| ladspa |
Enable the ability to support ladspa plugins
|
✓ |
✓ |
| libass |
SRT/SSA/ASS (SubRip / SubStation Alpha) subtitle support
|
⊕ |
⊕ |
| libcaca |
Add support for colored ASCII-art graphics
|
✓ |
✓ |
| libmpeg2 |
Build support for mpeg2 over <pkg>media-libs/libmpeg2</pkg> rather than using ffmpeg.
|
✓ |
✓ |
| lirc |
Add support for lirc (Linux's Infra-Red Remote Control)
|
✓ |
✓ |
| live |
Enables live.com streaming media support
|
✓ |
✓ |
| lzo |
Enable support for lzo compression
|
✓ |
✓ |
| mad |
Add support for mad (high-quality mp3 decoder library and cli frontend)
|
✓ |
✓ |
| md5sum |
Enables md5sum video output
|
✓ |
✓ |
| mng |
MNG input support
|
✓ |
✓ |
| mp3 |
Add support for reading mp3 files
|
✓ |
✓ |
| nas |
Add support for network audio sound
|
✓ |
✓ |
| network |
Enables network streaming support
|
⊕ |
⊕ |
| openal |
Add support for the Open Audio Library
|
✓ |
✓ |
| opengl |
Add support for OpenGL (3D graphics)
|
✓ |
✓ |
| osdmenu |
Enables support for on-screen display (OSD) menus
|
⊕ |
⊕ |
| oss |
Add support for OSS (Open Sound System)
|
✓ |
✓ |
| png |
Add support for libpng (PNG images)
|
✓ |
✓ |
| pnm |
Add PNM video output option, to create PPM/PGM/PGMYUV images
|
✓ |
✓ |
| pulseaudio |
Add sound server support via media-libs/libpulse (may be PulseAudio or PipeWire)
|
✓ |
✓ |
| pvr |
Enable Video4Linux2 MPEG PVR
|
✓ |
✓ |
| radio |
Enable V4L2 radio interface and support
|
✓ |
✓ |
| rar |
Enable Unique RAR File Library
|
✓ |
✓ |
| rtc |
Enables usage of the linux real time clock. The alternative is software emulation of rtc
|
✓ |
✓ |
| rtmp |
Enables RTMPDump Streaming Media support
|
✓ |
✓ |
| samba |
Add support for SAMBA (Windows File and Printer sharing)
|
✓ |
✓ |
| sdl |
Add support for Simple Direct Layer (media library)
|
✓ |
✓ |
| selinux |
!!internal use only!! Security Enhanced Linux support, this must be set by the selinux profile or breakage will occur
|
✓ |
✓ |
| shm |
Enable support for shm
|
⊕ |
⊕ |
| speex |
Add support for the speex audio codec (used for speech)
|
✓ |
✓ |
| tga |
Enables Targa video output
|
✓ |
✓ |
| theora |
Add support for the Theora Video Compression Codec
|
✓ |
✓ |
| toolame |
Enable toolame MPEG-2 encoding
|
✓ |
✓ |
| tremor |
Enable internal support for Vorbis
|
✓ |
✓ |
| truetype |
Add support for FreeType and/or FreeType2 fonts
|
⊕ |
⊕ |
| twolame |
Enable twolame MPEG-2 encoding
|
✓ |
✓ |
| unicode |
Add support for Unicode
|
⊕ |
⊕ |
| v4l |
Enable support for video4linux (using linux-headers or userspace libv4l libraries)
|
✓ |
✓ |
| vcd |
Enables VCD support
|
✓ |
✓ |
| vdpau |
Enable the Video Decode and Presentation API for Unix acceleration interface
|
✓ |
✓ |
| video_cards_ |
⚠️
|
✓ |
✓ |
| vidix |
Support for vidix video output
|
✓ |
✓ |
| vorbis |
Add support for the OggVorbis audio codec
|
✓ |
✓ |
| x264 |
Enable H.264 encoding using x264
|
✓ |
✓ |
| xinerama |
Add support for querying multi-monitor screen geometry through the Xinerama API
|
✓ |
✓ |
| xscreensaver |
Add support for XScreenSaver extension
|
⊕ |
⊕ |
| xv |
Add in optional support for the Xvideo extension (an X API for video playback)
|
⊕ |
⊕ |
| xvid |
Add support for xvid.org's open-source mpeg-4 codec
|
✓ |
✓ |
| yuv4mpeg |
Enables yuv4mpeg video output
|
✓ |
✓ |
| zoran |
Enables ZR360[56]7/ZR36060 video output
|
✓ |
✓ |