FFmpeg Build Script

build_ffmpeg_emscripten.sh

LIB_ROOT=$HOME/libs

CONFIG_ARGS=(
  --target-os=none        # use none to prevent any os specific configurations
  --arch=x86_32           # use x86_32 to achieve minimal architectural optimization
  --enable-cross-compile  # enable cross compile
  --disable-x86asm        # disable x86 asm
  --disable-inline-asm    # disable inline asm
  --disable-asm           # disable asm
  --disable-stripping     # disable stripping
  --disable-programs      # disable programs build (incl. ffplay, ffprobe & ffmpeg)
  --disable-doc           # disable doc
  --nm="llvm-nm -g"
  --ar=emar
  # --as=llvm-as  # NOTE: it will stuck.
  --ranlib=llvm-ranlib
  --cc=emcc
  --cxx=em++
  --objcc=emcc
  --dep-cc=emcc
)

mkdir -p $LIB_ROOT

# Download.
if [ ! -f "$LIB_ROOT/ffmpeg-6.0.tar.xz" ]; then
  echo "Download $LIB_ROOT/ffmpeg-6.0.tar.xz"
  curl -L https://ffmpeg.org/releases/ffmpeg-6.0.tar.xz -o $LIB_ROOT/ffmpeg-6.0.tar.xz
fi

# Unpackage
if [ ! -d "$LIB_ROOT/ffmpeg-6.0" ]; then
  echo "Unpackage into $LIB_ROOT/ffmpeg-6.0"
  tar -xvf $LIB_ROOT/ffmpeg-6.0.tar.xz -C $LIB_ROOT
fi

# Delete unnecessary files which affect compliation.
if [ -f "$LIB_ROOT/ffmpeg-6.0/VERSION" ]; then
  rm $LIB_ROOT/ffmpeg-6.0/VERSION
fi

# Build
if [ ! -f "$LIB_ROOT/ffmpeg-6.0/_build_done_lock" ]; then
  echo "Begin to build $LIB_ROOT/ffmpeg-6.0"
  cd $LIB_ROOT/ffmpeg-6.0 &&
  emconfigure ./configure "${CONFIG_ARGS[@]}" &&
  make -j4 &&
  touch $LIB_ROOT/ffmpeg-6.0/_build_done_lock
else
  echo "Found lock '$LIB_ROOT/ffmpeg-6.0/_build_done_lock'. Delete it to rebuild."
fi

build_ffmpeg_macos.sh

#!/bin/bash
# Read official guide for more details
# https://trac.ffmpeg.org/wiki/CompilationGuide/macOS

# > Step 0: Install 'brew'
# https://brew.sh/

# > Step 1: Install dependency by 'brew'
brew install \
  automake libtool git wget sdl nasm \
  fdk-aac lame libass libvorbis libvpx \
  opus shtool texi2html theora x264 x265 xvid \
;

# > Step 2: Options
CODEC_OPTS=()
CODEC_OPTS+=("--enable-gpl")
CODEC_OPTS+=("--enable-libmp3lame")
CODEC_OPTS+=("--enable-libx264")
CODEC_OPTS+=("--enable-libx265")
CODEC_OPTS+=("--enable-libxvid")
CODEC_OPTS+=("--enable-opencl")
CODEC_OPTS+=("--enable-videotoolbox")
CODEC_OPTS+=("--disable-lzma")

INSTALL_PATH="$HOME/Software/ffmpeg_build"

# > Step3: Build & Install
# make sure the directory is correct.
cd ffmpeg-5.0.1 && \
PATH="$INSTALL_PATH/bin:$PATH" \
PKG_CONFIG_PATH="$INSTALL_PATH/lib/pkgconfig" \
pkg_config='pkg-config --static' \
./configure \
  --prefix="$INSTALL_PATH" \
  --pkg-config-flags="--static" \
  --extra-cflags="-I$INSTALL_PATH/include -march=native" \
  --extra-ldflags="-L$INSTALL_PATH/lib" \
  --extra-libs="-lpthread -lm" \
  --bindir="$INSTALL_PATH/bin" \
  --cc=clang --host-cflags= --host-ldflags= \
  --enable-static --enable-shared --enable-pthreads \
  ${CODEC_OPTS[@]} && \
PATH="$INSTALL_PATH/bin:$PATH" make -j 8 && \
make install 

build_ffmpeg_ubuntu.sh

#!/bin/bash
# Read official guide for more details
# https://trac.ffmpeg.org/wiki/CompilationGuide

# > Step 1: Install dependency by 'apt'
sudo apt install \
  nasm libass-dev libfdk-aac-dev libmp3lame-dev \
  libopus-dev libvorbis-dev libvpx-dev libx264-dev libx265-dev \
;

# > Step 2: Options
CODEC_OPTS=()
CODEC_OPTS+=("--enable-gpl")
CODEC_OPTS+=("--enable-nonfree")
CODEC_OPTS+=("--enable-libass")
CODEC_OPTS+=("--enable-libfdk-aac")
CODEC_OPTS+=("--enable-libfreetype")
CODEC_OPTS+=("--enable-libmp3lame")
CODEC_OPTS+=("--enable-libopus")
CODEC_OPTS+=("--enable-libvorbis")
CODEC_OPTS+=("--enable-libvpx")
CODEC_OPTS+=("--enable-libx264")
CODEC_OPTS+=("--enable-libx265")

INSTALL_PATH="$HOME/Software/ffmpeg_build"

# > Step3: Build & Install
# make sure the directory is correct.
cd ffmpeg-5.0.1 && \
PATH="$INSTALL_PATH/bin:$PATH" \
PKG_CONFIG_PATH="$INSTALL_PATH/lib/pkgconfig" \
pkg_config='pkg-config --static' \
./configure \
  --prefix="$INSTALL_PATH" \
  --pkg-config-flags="--static" \
  --extra-cflags="-I$INSTALL_PATH/include" \
  --extra-ldflags="-L$INSTALL_PATH/lib" \
  --extra-libs="-lpthread -lm" \
  --bindir="$INSTALL_PATH/bin" \
  --cc=gcc --host-cflags= --host-ldflags= \
  --enable-static --enable-shared --enable-pthreads \
  ${CODEC_OPTS[@]} && \
PATH="$INSTALL_PATH/bin:$PATH" make -j 8 && \
make install