参考
一、创建目录

mkdir ffmpeg_sources ffmpeg_build bin
二、安装依赖
sudo apt-get -y install \
autoconf \
automake \
build-essential \
cmake \
git-core \
libass-dev \
libfreetype6-dev \
libsdl2-dev \
libtool \
libva-dev \
libvdpau-dev \
libvorbis-dev \
libxcb1-dev \
libxcb-shm0-dev \
libxcb-xfixes0-dev \
pkg-config \
texinfo \
wget \
zlib1g-dev
libasound2-dev \
libgl1-mesa-dev \
libglew-dev\
libglm-dev
NASM(Netwide Assembler)是一个广泛使用的开源汇编语言编译器(汇编器)
cd ../
wget https://www.nasm.us/pub/nasm/releasebuilds/2.16/nasm-2.16.tar.bz2
tar xjvf nasm-2.16.tar.bz2
cd nasm-2.16
./autogen.sh
PATH="$HOME/bin:$PATH" ./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin"
make -j8
make install
YASM
wget -O yasm-1.3.0.tar.gz https://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
tar xzvf yasm-1.3.0.tar.gz
cd yasm-1.3.0
./configure CFLAGS="-fPIC" CPPFLAGS="-fPIC" --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin"
make
make install
libx264
H.264视频编码器
cd ../
git -C x264 pull 2> /dev/null || git clone --depth 1 https://github.com/mirror/x264.git
cd x264
PATH="$HOME/bin:$PATH" PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" ./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin" --enable-static --enable-pic
PATH="$HOME/bin:$PATH" make
make install
libx265
sudo apt-get install mercurial libnuma-dev
cd ../
if cd x265 2> /dev/null; then git pull && cd ..; else git clone https://gitee.com/mirrors_videolan/x265.git; fi
cd x265/build/linux
PATH="$HOME/bin:$PATH" cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX="$HOME/ffmpeg_build" -DENABLE_SHARED=off ../../source
PATH="$HOME/bin:$PATH" make
make install
libvpx
cd ../
git -C libvpx pull 2> /dev/null || git clone --depth 1 https://github.com/webmproject/libvpx.git
cd libvpx
PATH="$HOME/bin:$PATH" ./configure --prefix="$HOME/ffmpeg_build" --disable-examples --disable-unit-tests --enable-vp9-highbitdepth --as=yasm --enable-pic
PATH="$HOME/bin:$PATH" make
make install
libfdk-aac
cd ../
git -C fdk-aac pull 2> /dev/null || git clone --depth 1 https://github.com/mstorsjo/fdk-aac
cd fdk-aac
autoreconf -fiv
./configure CFLAGS="-fPIC" CPPFLAGS="-fPIC" --prefix="$HOME/ffmpeg_build"
make
make install
libmp3lame
cd ../
git clone --depth 1 https://gitee.com/hqiu/lame.git
cd lame
PATH="$HOME/bin:$PATH" ./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin" --enable-nasm --with-pic
PATH="$HOME/bin:$PATH" make
make install
libopus
cd ../
git -C opus pull 2> /dev/null || git clone --depth 1 https://github.com/xiph/opus.git
cd opus
./autogen.sh
./configure --prefix="$HOME/ffmpeg_build" -with-pic
make
make instal
FFmpeg
cd ../
wget -O ffmpeg-6.0.tar.bz2 https://ffmpeg.org/releases/ffmpeg-6.0.tar.bz2
tar xjvf ffmpeg-6.0.tar.bz2
cd ffmpeg-6.0
PATH="$HOME/bin:$PATH" PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" CFLAGS="-O3 -fPIC" ./configure \
--prefix="$HOME/ffmpeg_build" \
--pkg-config-flags="--static" \
--extra-cflags="-I$HOME/ffmpeg_build/include" \
--extra-ldflags="-L$HOME/ffmpeg_build/lib" \
--extra-libs="-lpthread -lm" \
--bindir="$HOME/bin" \
--enable-gpl \
--enable-libass \
--enable-libfdk-aac \
--enable-libfreetype \
--enable-libmp3lame \
--enable-libopus \
--enable-libvorbis \
--enable-libvpx \
--enable-libx264 \
--enable-libx265 \
--enable-pic \
--enable-shared \
--enable-nonfree
PATH="$HOME/bin:$PATH" make
make install
hash -r
source ~/.profile

echo 'export LD_LIBRARY_PATH=~/ffmpeg_build/lib:$LD_LIBRARY_PATH' >> ~/.profile
source ~/.profile

三、SDL安装
git clone https://github.com/libsdl-org/SDL.git -b SDL2
mkdir build
cd build
../configure
make
sudo make install
四、Qt 测试
TEMPLATE = app
CONFIG += console
CONFIG -= app_bundle
CONFIG -= qt
SOURCES += \
main.c
INCLUDEPATH += /home/lqf/ffmpeg_build/include
LIBS += /home/prover/ffmpeg_build/lib/libavcodec.a \
/home/prover/ffmpeg_build/lib/libavdevice.a \
/home/prover/ffmpeg_build/lib/libavfilter.a \
/home/prover/ffmpeg_build/lib/libavformat.a \
/home/prover/ffmpeg_build/lib/libavutil.a \
/home/prover/ffmpeg_build/lib/libswresample.a \
/home/prover/ffmpeg_build/lib/libswscale.a
cpp
#include <stdio.h>
#include "libavutil/avutil.h"
int main()
{
printf("Hello FFMPEG, version is %s\n", av_version_info());
return 0;
}
