Linux: ffmpeg on linux

Instalar
primero instalar el lame (mp3) libmp3lame

http://ffmpeg.org/download.html
tar -zxvf ffmpeg.tar.gz
cd ffmpeg

./configure --prefix=/usr/local/ffmpeg --enable-libmp3lame --enable-shared --extra-cflags=-I/usr/local/lame/include  --extra-ldflags=-L/usr/local/lame/lib

make && make install

cd /usr/local/bin
ln -s /usr/local/ffmpeg/bin/ffmpeg
ln -s /usr/local/ffmpeg/bin/ffserver

agregar esta linea en: /etc/ld.so.con

/usr/local/ffmpeg/lib
ldconfig

si lanza error de variable TMPDIR seterarla

export TMPDIR=/tmp
echo $TMPDIR

Comprobaciones

ffmpeg -formats | grep mp3 
whereis ffmpeg
ldd ffmpeg