FFmpeg ubuntu 20.04 compile bash script

Automation bash script for FFmpeg compile.

#!/bin/bash
sudo apt-get update -qq
sudo apt-get -y install autoconf automake build-essential cmake git-core libass-dev libfreetype6-dev libgnutls28-dev libmp3lame-dev libsdl2-dev libtool libva-dev libvdpau-dev libvorbis-dev libxcb1-dev libxcb-shm0-dev libxcb-xfixes0-dev meson ninja-build pkg-config texinfo wget yasm zlib1g-dev
sudo apt -y install libunistring-dev libaom-dev libdav1d-dev
mkdir -p ~/ffmpeg_sources ~/bin
sudo apt -y install nasm libx264-dev libx265-dev libnuma-dev libvpx-dev libfdk-aac-dev libopus-dev libdav1d-dev gnutls
cd ~/ffmpeg_sources
git -C aom pull 2> /dev/null || git clone --depth 1 https://aomedia.googlesource.com/aom
mkdir -p aom_build
cd aom_build
PATH="$HOME/bin:$PATH" cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX="$HOME/ffmpeg_build" -DENABLE_TESTS=OFF -DENABLE_NASM=on ../aom
PATH="$HOME/bin:$PATH" make
make install
cd ~/ffmpeg_sources
git -C SVT-AV1 pull 2> /dev/null || git clone https://gitlab.com/AOMediaCodec/SVT-AV1.git
mkdir -p SVT-AV1/build
cd SVT-AV1/build
PATH="$HOME/bin:$PATH" cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX="$HOME/ffmpeg_build" -DCMAKE_BUILD_TYPE=Release -DBUILD_DEC=OFF -DBUILD_SHARED_LIBS=OFF ..
PATH="$HOME/bin:$PATH" make
make install
cd ~/ffmpeg_sources
wget https://github.com/Netflix/vmaf/archive/v2.1.1.tar.gz
tar xvf v2.1.1.tar.gz
mkdir -p vmaf-2.1.1/libvmaf/build
cd vmaf-2.1.1/libvmaf/build
meson setup -Denable_tests=false -Denable_docs=false --buildtype=release --default-library=static .. --prefix "$HOME/ffmpeg_build" --bindir="$HOME/bin" --libdir="$HOME/ffmpeg_build/lib"
ninja
ninja install
cd ~/ffmpeg_sources
wget -O ffmpeg-snapshot.tar.bz2 https://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2
tar xjvf ffmpeg-snapshot.tar.bz2
cd ffmpeg
PATH="$HOME/bin:$PATH" PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" ./configure --prefix="$HOME/ffmpeg_build" --pkg-config-flags="--static" --extra-cflags="-I$HOME/ffmpeg_build/include" --extra-ldflags="-L$HOME/ffmpeg_build/lib" --extra-libs="-lpthread -lm" --ld="g++" --bindir="$HOME/bin" --enable-gpl --enable-gnutls --enable-libaom --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-libopus --enable-libsvtav1 --enable-libdav1d --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-nonfree
PATH="$HOME/bin:$PATH" make
make install
hash -r
source ~/.profile

nano ffmpeg.sh
#paste the code above
chmod a+x ffmpeg.sh
./ffmpeg.sh

ffmpeg version N-104732-gb94db16bf5 Copyright (c) 2000-2021 the FFmpeg developers
  built with gcc 9 (Ubuntu 9.3.0-17ubuntu1~20.04)
  configuration: --prefix=/root/ffmpeg_build --pkg-config-flags=--static --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --extra-libs='-lpthread -lm' --ld=g++ --bindir=/root/bin --enable-gpl --enable-gnutls --enable-libaom --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-libopus --enable-libsvtav1 --enable-libdav1d --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-nonfree
  libavutil      57.  9.101 / 57.  9.101
  libavcodec     59. 14.100 / 59. 14.100
  libavformat    59.  9.102 / 59.  9.102
  libavdevice    59.  0.101 / 59.  0.101
  libavfilter     8. 18.100 /  8. 18.100
  libswscale      6.  1.101 /  6.  1.101
  libswresample   4.  0.100 /  4.  0.100
  libpostproc    56.  0.100 / 56.  0.100
Hyper fast Audio and Video encoder
usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}...

Use -h to get full help or, even better, run 'man ffmpeg'
root@n64bcf8:~#