| Flag |
Description |
| X |
|
| amf |
Enable AMD's Advanced Media Framework support via <pkg>media-video/amdgpu-pro-amf</pkg> |
| amr |
Enable Adaptive Multi-Rate Audio support via <pkg>media-libs/opencore-amr</pkg> |
| amrenc |
Enable Adaptive Multi-Rate Audio encoding support via <pkg>media-libs/vo-amrwbenc</pkg> |
| appkit |
Enable Apple AppKit framework |
| bluray |
Enable Blu-ray filesystems reading support via <pkg>media-libs/libbluray</pkg> |
| bs2b |
Enable Bauer Stereo-to-Binaural filter support via <pkg>media-libs/libbs2b</pkg> |
| cdio |
Enable audio CDs reading via <pkg>dev-libs/libcdio-paranoia</pkg> |
| chromaprint |
Enable audio fingerprinting support via <pkg>media-libs/chromaprint</pkg> |
| chromium |
Builds libffmpeg.so to enable media playback in Chromium-based browsers like Opera and Vivaldi. |
| codec2 |
Enable codec2 low bit rate speech codec support via <pkg>media-libs/codec2</pkg> |
| cuda-clang |
Enable support for various GPU-accelerated filters using NVIDIA PTX compiled with <pkg>llvm-core/clang</pkg> |
| dav1d |
Enable AV1 decoding support via <pkg>media-libs/dav1d</pkg> |
| drm |
Enable use of <pkg>x11-libs/libdrm</pkg> for various hardware
accelerated functions and Kernel Mode Setting screen capture
|
| fdk |
Enable AAC (Advanced Audio Coding) encoding support via
<pkg>media-libs/fdk-aac</pkg> in addition to FFmpeg's own
implementation (warning: if USE=gpl is enabled, this produces
a non-redistributable build)
|
| flite |
Enable text-to-speech filter support via <pkg>app-accessibility/flite</pkg> |
| frei0r |
Enable use of filters through <pkg>media-plugins/frei0r-plugins</pkg> |
| fribidi |
Enable Bidi support for the drawtext filter via <pkg>dev-libs/fribidi</pkg> |
| gcrypt |
Enable using <pkg>dev-libs/libgcrypt</pkg> for rtmp(t)e support (not
needed if using any of USE=gmp,librtmp,openssl), and for obtaining
random bytes (not needed if USE=openssl) |
| gme |
Enables various game music formats support via <pkg>media-libs/game-music-emu</pkg> |
| gnutls |
Enable using <pkg>net-libs/gnutls</pkg> for TLS/HTTPS support
and other minor functions (has no effect if USE=openssl is set)
|
| gpl |
Enable use of GPL licensed code, should be kept enabled unless LGPL binaries are needed |
| iec61883 |
Enable FireWire DV/HDV input device support via <pkg>media-libs/libiec61883</pkg> |
| kvazaar |
Enable H.265/HEVC encoding support via <pkg>media-libs/kvazaar</pkg> |
| lcms |
Enable ICC profile support via <pkg>media-libs/lcms</pkg> |
| libaom |
Enable AV1 de/encoding via <pkg>media-libs/libaom</pkg> (warning: this
is the reference implementation and is slower than the alternatives)
|
| libaribb24 |
Enable ARIB text and caption decoding via <pkg>media-libs/aribb24</pkg> |
| libilbc |
Enable internet Low Bitrate Codec de/encoding support via <pkg>media-libs/libilbc</pkg> |
| liblc3 |
Enable Low Complexity Communication Codec de/encoding support via <pkg>media-sound/liblc3</pkg> |
| libplacebo |
Enable use of GPU-accelerated filters from <pkg>media-libs/libplacebo</pkg> |
| librtmp |
Enable Real Time Messaging Protocol support via <pkg>media-video/rtmpdump</pkg>
in addition to FFmpeg's own implementation
|
| libsoxr |
Enable use of the audio resampler from <pkg>media-libs/soxr</pkg> |
| lv2 |
Enable use of filters through <pkg>media-libs/lv2</pkg> |
| nvenc |
|
| ocr |
Enable Optical Character Recognition (OCR) filter support via <pkg>app-text/tesseract</pkg> |
| opencolorio |
Enable use of color management filters via <pkg>media-libs/opencolorio</pkg> |
| openh264 |
Enable H.264 encoding support via <pkg>media-libs/openh264</pkg> |
| openmpt |
Enable MPTM tracked music files decoding support via <pkg>media-libs/libopenmpt</pkg> |
| openssl |
Enable using <pkg>dev-libs/openssl</pkg> for TLS/HTTPS support
and other minor functions (USE=gnutls has no effect if set)
|
| postproc |
Enable libpostproc video post processing library support
(should not disable this unless need to disable USE=gpl)
|
| qrcode |
Enable QR encode generation support via <pkg>media-gfx/qrencode</pkg> |
| qsv |
Enable Intel Quick Sync Video support via <pkg>media-libs/libvpl</pkg> |
| quirc |
Enable QR decoding support via <pkg>media-libs/quirc</pkg> |
| rabbitmq |
Enable AMQP stream support via <pkg>net-libs/rabbitmq-c</pkg> |
| rav1e |
Enable AV1 encoding support via <pkg>media-video/rav1e</pkg> |
| rist |
Enable Reliable Internet Stream Transport (RIST) protocol support via <pkg>net-libs/librist</pkg> |
| rubberband |
Enable time-stretching and pitch-shifting audio filter support via <pkg>media-libs/rubberband</pkg> |
| shaderc |
Enable support for various GPU-accelerated filters using Vulkan compiled with <pkg>media-libs/shaderc</pkg> |
| snappy |
Enable Snappy compression support via <pkg>app-arch/snappy</pkg>
(required for Vidvox Hap encoder support)
|
| sndio |
Enable audio output support via <pkg>media-sound/sndio</pkg> |
| soc |
Apply additional patches for efficient playback on some SoCs (e.g. ARM, RISC-V) |
| srt |
Enable Secure Reliable Transport (SRT) support via <pkg>net-libs/srt</pkg> |
| ssh |
Enable SSH/SFTP support via <pkg>net-libs/libssh</pkg> |
| svt-av1 |
Enable AV1 encoding support via <pkg>media-libs/svt-av1</pkg> |
| truetype |
Enable drawtext filter support via <pkg>media-libs/freetype</pkg>
and <pkg>media-libs/harfbuzz</pkg>
|
| twolame |
Enable MP2 encoding support via <pkg>media-sound/twolame</pkg>
in addition to FFmpeg's own implementation
|
| vidstab |
Enable video stabilization filter support via <pkg>media-libs/vidstab</pkg> |
| vmaf |
Enable Netflix's perceptual video quality assessment filter support via <pkg>media-libs/libvmaf</pkg> |
| vpx |
Enable VP8 and VP9 de/encoding support via <pkg>media-libs/libvpx</pkg>
in addition to FFmpeg's own implementation (for decoding only)
|
| x265 |
Enable H.265/HEVC encoding support via <pkg>media-libs/x265</pkg> |
| xml |
Enable Dynamic Adaptive Streaming over HTTP (DASH) stream support using <pkg>dev-libs/libxml2</pkg> |
| zeromq |
Enable ZMQ command receiver filter and streaming support via <pkg>net-libs/zeromq</pkg> |
| zimg |
Enable zscale filter support using <pkg>media-libs/zimg</pkg> |
| zvbi |
Enable teletext decoding support via <pkg>media-libs/zvbi</pkg> |