Linux Prerequisites

1. The following packages are required by the build scripts.

clang llvm lld libclang-11-dev libstdc++6 autoconf automake libtool pkg-config curl git doxygen

2. These optional packages should be installed only if you want to build corresponding external libraries.

libasound2-dev libass-dev libchromaprint-dev libfontconfig1-dev libfreetype-dev libfribidi-dev libgmp-dev libgnutls28-dev libmp3lame-dev libopencore-amrnb-dev libopencore-amrwb-dev libopus-dev librubberband-dev libsdl2-dev libshine-dev libsnappy-dev libsoxr-dev libspeex-dev libtesseract-dev libtheora-dev libtwolame-dev libva-dev libvidstab-dev libvorbis-dev libvo-amrwbenc-dev libvpx-dev libv4l-dev libwebp-dev libxml2-dev libxvidcore-dev libx265-dev meson nasm ocl-icd-opencl-dev opencl-headers tcl zlib1g-dev

• libasound2-dev required for alsa
• libass-dev required for libass
• libchromaprint-dev required by chromaprint
• libfontconfig1-dev required for fontconfig
• libfreetype-dev required for freetype
• libfribidi-dev required for fribidi
• libgmp-dev required for amp
• libgnutls28-dev required by gnutls
• libmp3lame-dev required for lame
• libopencore-amrnb-dev and libopencore-amrwb-dev required for opencore-amr
• libopus-dev required for opus
• librubberband-dev required for rubberband
• libsdl2-dev required for sdl
• libshine-dev required for shine
• libsnappy-dev required for snappy
• libsoxr-dev required for sour
• libspeex-dev required for speex
• libtesseract-dev required for tesseract
• libtheora-dev required for libtheora
• libtwolame-dev required for twolame
• libva-dev required for vaapi
• libvidstab-dev required for libvidstab
• libvorbis-dev required for libvorbis
• libvo-amrwbenc-dev required for vo-amrwbenc
• libvpx-dev required for libvpx
• libv4l-dev required for v4l2
• libwebp-dev required for libwebp
• libxml2-dev required for libxml2
• libxvidcore-dev required for xvidcore
• libx265-dev required for x265
• meson > 0.56, ninja for dav1d
• nasm required for x264
• ocl-icd-opencl-dev and opencl-headers required for opencl
• tcl required by srt
• zlib1g-dev required for zlib