Installing FFmpeg in Ubuntu 14.04 from source

Installing FFmpeg  in Debian Ubuntu 14.04 :

Build and install FFmpeg:

cd /usr/local/src
wget -c http://ffmpeg.org/releases/ffmpeg-1.0.2.tar.gz
tar zxvf ffmpeg-1.0.2.tar.gz
cd ffmpeg
./configure --extra-cflags="-fPIC" --extra-ldflags="-lpthread" --enable-pic \
--enable-memalign-hack --enable-shared --disable-static --disable-network \
--disable-protocols --disable-pthreads --disable-devices --disable-filters \
--disable-bsfs --disable-muxers --disable-demuxers --disable-parsers \
--disable-hwaccels --disable-ffmpeg --disable-ffplay --disable-ffserver \
--disable-encoders --disable-decoders --disable-zlib --enable-gpl --disable-debug \
--enable-encoder=h263 --enable-encoder=h263p --enable-decoder=h263 \
--enable-encoder=mpeg4 --enable-decoder=mpeg4 --enable-libx264 \
--enable-encoder=libx264 --enable-decoder=h264
make -j `getconf _NPROCESSORS_ONLN`
make install
ldconfig