在Ubuntu下编译FFmpeg

第一步：准备编译环境

sudoapt-get update
 
sudo apt-get -y install autoconf automake build-essential git libass-dev libfaac-dev \
  libgpac-dev libjack-jackd2-dev libmp3lame-dev libopencore-amrnb-dev libopencore-amrwb-dev \
  librtmp-dev libsdl1.2-dev libspeex-dev libtheora-dev libtool libva-dev libvdpau-dev libvorbis-dev \
  libx11-dev libxext-dev libxfixes-dev pkg-config texi2html zlib1g-dev
 
sudo ldconfig

在home下新建一个目录用于存放下载的源码：

mkdir ~/ffmpeg-setup

[编辑]第二步：安装x264和FFmpeg要用到的汇编器yasm

tar-zxf yasm-1.2.0.tar.gz
cd yasm-1.2.0/
./configure --prefix=/usr/localmakesudomakeinstall

[编辑]第三步：编译x264

tar-jxf x264-20130217.tar.bz2
cd x264-snapshot-20130217-2245/
./configure --enable-static--enable-shared--prefix=/usr/localmakesudomakeinstall

[编辑]第四步：编译fdk-aac

tar-zxf fdk-aac-0.1.1.tar.gz
cd fdk-aac-0.1.1/
autoreconf –fiv
./configure --prefix=/usr/localmakesudomakeinstall

[编辑]第五步：编译FFmpeg

tar-jxf ffmpeg-1.1.3.tar.bz2
cd ffmpeg-1.1.3/
 
./configure --enable-gpl--enable-libass--enable-libfaac--enable-libfdk-aac--enable-libmp3lame \
  --enable-libopencore-amrnb--enable-libopencore-amrwb--enable-libspeex--enable-librtmp--enable-libtheora \
  --enable-libvorbis--enable-x11grab--enable-libx264--enable-nonfree--enable-version3  \
  --enable-shared--prefix=/usr/local

去掉--disable-optimizations --disable-asm，并加上-enable-shared --prefix=/usr/local选项

makesudomakeinstallsudo ldconfig

编译完成，输入ffmpeg结果如下：

[编辑]艺搜参考

http://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu