A script to compile ffmpeg on redhat & ubuntu based distributions

ffmpeg_install.sh

#!/bin/bash
set -e # Exit on any error

if [ "$EUID" -ne 0 ]; then
    echo "This script must be run as root."
    exit 1
fi

USR_LOCAL_PREFIX="/usr/local"
HOME_DIR=$HOME

DOWNLOAD="wget"
SRC_DIR=$HOME_DIR/sources
CPUS=$(nproc)
LOG_FILE="$HOME_DIR/install.log"
LOCAL_TMP=$HOME_DIR/sources/local-tmp
mkdir -p $LOCAL_TMP

if [[ "$1" != "--stdout" ]]; then
    exec >>"$LOG_FILE" 2>&1
fi

OPUS_VER="opus-1.4"
LIBAOM_VER="v3.7.0"
LIBOGG_VER="libogg-1.3.5"
LIBVORBIS_VER="libvorbis-1.3.7"
LIBASS_URL=$(curl -s "https://api.github.com/repos/libass/libass/releases/latest" | awk -F'"' '/browser_download_url.*.tar.gz"/{print $4}')

# Create source directory
mkdir -p $SRC_DIR
pushd $SRC_DIR

# Helper functionS to check installation status
check_installation() {
    if [ -f "$1" ]; then
        echo "Success : $2 Installed"
    else
        echo "Error : $2 Installation Failed"
        echo "Exiting script due to installation failure."
        exit 1
    fi
}

# Helper function to check installation based on exit code
check_exit_code() {
    if [ $1 -eq 0 ]; then
        echo "Success : $2 Installed"
    else
        echo "Error : $2 Installation Failed (Exit Code: $1)"
        echo "Exiting script due to installation failure."
        exit 1
    fi
}
# Utility function to push a wildcard
pushdw() {
    pushd "$(find $HOME_DIR -type d -name "$1" | head -n 1)"
}

install_utils() {
    if [ -n "$(command -v dnf)" ]; then
        package_manager="dnf"
    elif [ -n "$(command -v apt-get)" ]; then
        package_manager="apt-get"
    else
        echo "Neither DNF nor APT package manager found. Exiting."
        exit 1
    fi

    echo "Updating packages..."
    $package_manager -y update

    echo "Installing packages..."
    if [ "$package_manager" = "dnf" ]; then
        $package_manager -y groupinstall "Development Tools"
        $package_manager install -y git autoconf openssl-devel cmake3 htop iotop yasm nasm jq freetype-devel fribidi-devel harfbuzz-devel fontconfig-devel bzip2-devel
    elif [ "$package_manager" = "apt-get" ]; then
        $package_manager install -y git autoconf libtool libssl-dev cmake htop iotop yasm nasm jq libfreetype6-dev libfribidi-dev libharfbuzz-dev libfontconfig1-dev libbz2-dev
    fi

    echo "Success: Updates and packages installed."

    echo "$USR_LOCAL_PREFIX/lib" | sudo tee /etc/ld.so.conf.d/usr-local-lib.conf
    echo "$USR_LOCAL_PREFIX/lib64" | sudo tee -a /etc/ld.so.conf.d/usr-local-lib.conf
    ldconfig
}

install_ffmpeg_prereqs() {
    # Install LIBAOM (AV1 Codec Library)
    mkdir -p libaom &&
        pushd libaom &&
        git -c advice.detachedHead=false clone --depth 1 --branch $LIBAOM_VER https://aomedia.googlesource.com/aom &&
        cmake \
            -DBUILD_SHARED_LIBS=ON \
            -DENABLE_DOCS=OFF \
            -DCMAKE_INSTALL_LIBDIR=lib \
            -DCMAKE_INSTALL_PREFIX:PATH=$USR_LOCAL_PREFIX ./aom &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libaom.so" "LIBAOM"

    # Install LIBASS (portable subtitle renderer)
    $DOWNLOAD ${LIBASS_URL} &&
        tar -zxf libass*.tar.gz &&
        pushdw "libass*" &&
        ./configure --prefix="$USR_LOCAL_PREFIX" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libass.so" "LIBASS"

    # Install libmp3lame (MP3 Encoder)
    curl -L https://sourceforge.net/projects/lame/files/latest/download -o lame.tar.gz &&
        tar xzvf lame.tar.gz &&
        pushdw "lame*" &&
        ./configure --prefix="$USR_LOCAL_PREFIX" \
            --bindir="/usr/bin" \
            --enable-nasm &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libmp3lame.so" "libmp3lame"

    # Install opus video codec
    $DOWNLOAD https://ftp.osuosl.org/pub/xiph/releases/opus/$OPUS_VER.tar.gz &&
        tar xzvf $OPUS_VER.tar.gz &&
        pushd $OPUS_VER &&
        ./configure --prefix="$USR_LOCAL_PREFIX" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libopus.so" "opus"

    # Install libogg (OGG Container format)
    $DOWNLOAD http://downloads.xiph.org/releases/ogg/$LIBOGG_VER.tar.gz &&
        tar xzvf $LIBOGG_VER.tar.gz &&
        pushd $LIBOGG_VER &&
        ./configure --prefix="$USR_LOCAL_PREFIX" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libogg.so" "libogg"
    ldconfig

    # Install libvorbis (vorbis audio codec)
    $DOWNLOAD http://downloads.xiph.org/releases/vorbis/$LIBVORBIS_VER.tar.gz &&
        tar xzvf $LIBVORBIS_VER.tar.gz &&
        pushd $LIBVORBIS_VER &&
        ./configure --prefix="$USR_LOCAL_PREFIX" \
            --with-ogg="$USR_LOCAL_PREFIX" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libvorbis.so" "libvorbis"

    # Install FDKAAC (AAC audio codec)
    git clone --depth 1 https://github.com/mstorsjo/fdk-aac &&
        pushd fdk-aac &&
        autoreconf -fiv &&
        ./configure --prefix="$USR_LOCAL_PREFIX" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libfdk-aac.so" "FDKAAC"

    # Install WEBM
    git clone --depth 1 https://chromium.googlesource.com/webm/libvpx.git &&
        pushd libvpx &&
        ./configure --prefix="$USR_LOCAL_PREFIX" \
            --disable-static --enable-shared \
            --disable-examples --disable-unit-tests \
            --enable-vp9-highbitdepth --as=yasm &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libvpx.so" "WEBM"

    # Install X264 (H.264 Codec)
    git clone --depth 1 https://code.videolan.org/videolan/x264.git &&
        pushd x264 &&
        PKG_CONFIG_PATH="$USR_LOCAL_PREFIX/lib/pkgconfig" ./configure \
            --enable-shared --disable-static \
            --prefix="$USR_LOCAL_PREFIX" \
            --bindir="/usr/bin" &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libx264.so" "X264"

    # Install X265 (H.265 Codec)
    git clone https://bitbucket.org/multicoreware/x265_git.git &&
        pushd x265_git/build/linux &&
        cmake -G "Unix Makefiles" \
            -DCMAKE_INSTALL_PREFIX="$USR_LOCAL_PREFIX" \
            -DBUILD_SHARED_LIBS=ON \
            ../../source &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/lib/libx265.so" "X265"
}

install_ffmpeg() {
    # Install FFMPEG (AV1 Codec Library)
    $DOWNLOAD https://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2 &&
        tar -jxf ffmpeg-snapshot.tar.bz2 &&
        pushd ffmpeg &&
        PKG_CONFIG_PATH="$USR_LOCAL_PREFIX/lib/pkgconfig:/usr/lib64/pkgconfig:/usr/share/pkgconfig:/usr/lib/pkgconfig:$USR_LOCAL_PREFIX/lib/pkgconfig" \
            ./configure \
            --prefix="$USR_LOCAL_PREFIX" \
            --disable-static --enable-shared \
            --extra-cflags="-I$USR_LOCAL_PREFIX/include" \
            --extra-ldflags="-L$USR_LOCAL_PREFIX/lib" \
            --extra-libs='-lpthread -lm' \
            --bindir="$USR_LOCAL_PREFIX/bin" \
            --enable-gpl \
            --enable-libaom \
            --enable-libass \
            --enable-libfdk-aac \
            --enable-libfreetype \
            --enable-libmp3lame \
            --enable-libopus \
            --enable-libvorbis \
            --enable-libvpx \
            --enable-libx264 \
            --enable-libx265 \
            --enable-nonfree \
            --enable-openssl &&
        make -j $CPUS &&
        make install
    popd
    check_installation "$USR_LOCAL_PREFIX/bin/ffmpeg" "ffmpeg"
    check_installation "$USR_LOCAL_PREFIX/bin/ffprobe" "ffprobe"
    ldconfig
}

# Execute Functions
install_utils
source $HOME_DIR/.bashrc
install_ffmpeg_prereqs
install_ffmpeg
popd
rm -fr $SRC_DIR