#Ffmpeg windows pthreadss keygen
Support for LZMA (de)compression algorithmĮnables floating point MIPS optimizations.Įnables Multi-Media Abstraction Layer (MMAL) decoding support: Available e.g. Uses dev-libs/libxml2 to enable dash demuxing support. Adds support for more devices via the userspace library. Uses media-libs/libv4l for video4linux instead of direct calls.
SRT/SSA/ASS (SubRip / SubStation Alpha) subtitle supportĪdd support for colored ASCII-art graphicsĮnables x11-libs/libdrm support for better screen grabbing and hardware accelerated codecs.Įnables iLBC de/encoding via media-libs/libilbc.Įnables Real Time Messaging Protocol using librtmp (media-video/rtmpdump) in addition to FFmpeg's native implementation.Įnables audio resampling through media-libs/soxr.Įnables the OCR filter via app-text/tesseract. Support for JPEG 2000, a wavelet-based image compression formatĮnables media-libs/kvazaar based HEVC encoder.Įnable the ability to support ladspa pluginsĮnables media-libs/libaom based AV1 codec support.Įnables ARIB text and caption decoding via media-libs/aribb24. )Īdd support for the JACK Audio Connection Kit Support for FireWire DV/HDV input device using media-libs/libiec61883.Įnable FireWire/iLink IEEE1394 support (dv, camera. Use pre-calculated tables rather than calculating them on the fly.Įnable support for the iconv character set conversion library Should be enabled unless you require LGPL binaries.Īdd support for the gsm lossy speech compression codec Prefer net-libs/gnutls as SSL/TLS provider (ineffective with USE=-ssl)īuild GPL code. Support for configuring and customizing font access via media-libs/fontconfigĮnables fribidi support in the drawtext filter.Įnables gcrypt support: Needed for rtmp(t)e support if openssl, librtmp or gmp is not used.Įnables support for media-libs/game-music-emu for playing various video game music formats.Īdd support for dev-libs/gmp (GNU MP library) Use external fdk-aac library for AAC encodingĪdds a text-to-speech filter based on app-accessibility/flite.
It is recommended to enable per package instead of globallyĪdd support for encoding of audio or video files If you want to get meaningful backtraces see Īdd extra documentation (API, Javadoc, etc). Mostly used for specific filters.Įnables AV1 decoding via media-libs/dav1d.Įnable extra debug codepaths, like asserts and extra output. Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)Įnables support for AMD's Advanced Media Framework (AMF)Įnables Adaptive Multi-Rate Audio supportĮnables Adaptive Multi-Rate Audio encoding support with media-libs/vo-amrwbenc.Įnables media-libs/libbs2b based Bauer stereo-to-binaural filter.Įnables audio CD grabbing with dev-libs/libcdio.Įnables audio fingerprinting support with media-libs/chromaprint.īuilds libffmpeg.so to enable media playback in Chromium-based browsers like Opera and Vivaldi.Įnables codec2 low bit rate speech codec support via media-libs/codec2.Įnables runtime CPU detection (useful for bindist, compatibility on other CPUs)Įnables CUDA-based acceleration.
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