ubuntu 9.10 compile and install FFMPEG

step 1: download FFMPEG source code:  http://download.youkuaiyun.com/detail/a6243620/3970118#comment  :  FFmpeg-FFmpeg-n0.8-4913-g175cc37.zip file.

step 2: unzip FFmpeg-FFmpeg-n0.8-4913-g175cc37.zip: unzip FFmpeg-FFmpeg-n0.8-4913-g175cc37.zip.

step 3: sudo apt-get update,   sudo apt-get install libsdl1.2-dev

step 4: cd FFmpeg-FFmpeg-175cc37 ./configure --enable-shared --prefix=/usr/local/ffmpeg --disable-yasm .  make,  sudo make install

step 5: export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/ffmpeg/lib

step 6: cd /usr/local/ffmpeg/bin ,  ./ffplay 1.mp3

It can play 1.mp3 file now.