./configure --prefix=/home/oye/ffmpeg-4.2.2-build \
--enable-shared \
--enable-libfdk-aac \
--enable-gpl \
--enable-nonfree \
--enable-postproc \
--enable-avfilter \
--enable-pthreads \
--enable-libmp3lame \
--enable-libtheora \
--enable-libvorbis \
--enable-libx264 \
--enable-libxvidcore \
--enable-decoder=libx264 \
--enable-encoder=libx264
make
makeinstall
-----------------------------------------------------------------------------------------------
--prefix
/home/oye/ffmpeg-4.2.2-build 为 make install 后编译安装结果的输出路径.