equery uses libav

libav-uses.txt (text/plain), 6.21 KB, created by Olivier Diotte on 2018-10-05 03:51:52 UTC

$ equery uses libav
[ Legend : U - final flag setting for installation]
[        : I - package is installed with flag     ]
[ Colors : set, unset                             ]
 * Found these USE flags for media-video/libav-12.2:
 U I
 + + X                      : Add support for X11
 + + aac                    : Use external vo-aacenc library for AAC encoding
 + + abi_x86_32             : 32-bit (x86) libraries
 + + alsa                   : Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
 + + amr                    : Enable Adaptive Multi-Rate Audio support
 + + bs2b                   : Enable media-libs/libbs2b based Bauer stereo-to-binaural audio filter
 + + bzip2                  : Use the bzlib compression library
 + + cdio                   : Enable audio CD grabbing with dev-libs/libcdio.
 - - 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 bindist, compatibility on other CPUs).
 - - custom-cflags          : Build with user-specified CFLAGS (unsupported)
 - - 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
 + + doc                    : Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
 + + encode                 : Add support for encoding of audio or video files
 + + faac                   : Use external faac library for AAC encoding
 - - fdk                    : Use external fdk-aac library for AAC encoding and decoding
 + + fontconfig             : Support for configuring and customizing font access via media-libs/fontconfig
 + + frei0r                 : Enable frei0r wrapping in libavfilter
 + + gpl                    : Build all GPL licensed code. Without this flag set the package is build under LGPL license.
 - - gsm                    : Add support for the gsm lossy speech compression codec
 + + hardcoded-tables       : Use pre-calculated tables rather than calculating them on the fly.
 - - ieee1394               : Enable FireWire/iLink IEEE1394 support (dv, camera, ...)
 - - jack                   : Add support for the JACK Audio Connection Kit
 + + jpeg2k                 : Support for JPEG 2000, a wavelet-based image compression format
 - - libressl               : Use dev-libs/libressl instead of dev-libs/openssl when applicable (see also the ssl useflag)
 + + mp3                    : Add support for reading mp3 files
 + + network                : Enable network streaming support.
 - - openssl                : Prefer dev-libs/openssl over net-libs/gnutls to provide SSL/TLS support (notice: the resulting binaries are unredistributable).
 + + opus                   : Use the external opus library for encoding and decoding.
 - - oss                    : Add support for OSS (Open Sound System)
 - - pic                    : Force shared libraries to be built as PIC (this is slower).
 + + pulseaudio             : Enable pulseaudio input support.
 + + rtmp                   : Enable Real Time Messaging Protocol using librtmp instead the native implementation.
 + + schroedinger           : Enable Dirac video support (an advanced royalty-free video compression format) via libschroedinger (high-speed implementation in C of the Dirac codec).
 + + sdl                    : Add support for Simple Direct Layer (media library)
 + + speex                  : Add support for the speex audio codec (used for speech)
 + + ssl                    : Enable SSL/TLS support using dev-libs/openssl or net-libs/gnutls.
 - - static-libs            : Build static versions of dynamic libraries as well
 - - 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
 + + threads                : Add threads support for various packages. Usually pthreads
 + + tools                  : Build and install small tools like aviocat, cws2fws, graph2dot, ismindex, qt-faststart.
 + + truetype               : Add support for FreeType and/or FreeType2 fonts
 + + twolame                : Enable MP2 encoding via media-sound/twolame as an alternative to the internal encoder
 + + 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
 + + vorbis                 : Add support for the OggVorbis audio codec
 + + vpx                    : Enable vp8 encoding support using media-libs/libvpx.
 + + wavpack                : Add support for wavpack audio compression tools
 + + webp                   : Enable WebP encoding with media-libs/libwebp.
 + + x264                   : Enable h264 encoding using x264
 + + x265                   : Enable HEVC encoding with media-libs/x265.
 + + xvid                   : Add support for xvid.org's open-source mpeg-4 codec
 + + zlib                   : Add support for zlib (de)compression