ffmpeg snapshot version install on centos 6

ffmpeg_snapshot_version_install_centos_6.sh

#! /bin/sh
#set -e
#to remove trailing \r character
#sed -i 's/\r$//' file_name.sh or using dos2unix  to format: sudo yum install dos2unix  -y 
#https://trac.ffmpeg.org/wiki/CompilationGuide/Centos
#ffmpeg_version=3.2.1
FFMPEG_HOME=/opt/ffmpeg
ffmpeg_version=snapshot
exec_time=$(date +"%Y%m%d%H%M%S");
	echo "===============> install required packages  for ffmpeg $ffmpeg_version"
		
	yum -y install autoconf automake bzip2 cmake freetype-devel gcc gcc-c++ git libtool make mercurial pkgconfig zlib-devel
	yum -y install freetype-devel speex-devel
	yum -y install wget git hg
	
 
  
  		
	echo  "===============> backup "
	test -e $FFMPEG_HOME/ffmpeg_sources && mv -f $FFMPEG_HOME/ffmpeg_sources   $FFMPEG_HOME/ffmpeg_sources_$exec_time
	test -e $FFMPEG_HOME/ffmpeg_build  && mv -f $FFMPEG_HOME/ffmpeg_build   $FFMPEG_HOME/ffmpeg_build_$exec_time
	test -e $FFMPEG_HOME/bin &&  mv -f $FFMPEG_HOME/bin   $FFMPEG_HOME/bin_$exec_time
	test -e /etc/profile.d/ffmpeg.sh && mv -f /etc/profile.d/ffmpeg.sh   /etc/profile.d/ffmpeg.sh_$exec_time


   echo  "=======================================> make FFMPEG_HOME"
	mkdir -p $FFMPEG_HOME
	mkdir -p $FFMPEG_HOME/ffmpeg_sources
    mkdir -p $FFMPEG_HOME/bin
  
	#add to PATH
	PATH="$FFMPEG_HOME/bin:$PATH"
	
	echo  "===============> install ffmpeg module"
  echo "===============> NASM"
	cd $FFMPEG_HOME/ffmpeg_sources
			wget http://www.nasm.us/pub/nasm/releasebuilds/2.13.02/nasm-2.13.02.tar.bz2
			tar xjf nasm-2.13.02.tar.bz2
			cd nasm-2.13.02
			./autogen.sh
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --bindir="$FFMPEG_HOME/bin"
			make -s
			make install

    echo "===============> Yasm"
	cd $FFMPEG_HOME/ffmpeg_sources
			wget  http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
			tar xzf yasm-1.3.0.tar.gz
			cd yasm-1.3.0
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --bindir="$FFMPEG_HOME/bin"
			make -s
			make install
			
    echo "===============> libx264"
	cd $FFMPEG_HOME/ffmpeg_sources
			git clone --depth 1 http://git.videolan.org/git/x264
			cd x264
			PKG_CONFIG_PATH="$FFMPEG_HOME/ffmpeg_build/lib/pkgconfig" 
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --bindir="$FFMPEG_HOME/bin" --enable-static
			make -s
			make install

	echo "===============> libx265"
	cd $FFMPEG_HOME/ffmpeg_sources
			hg clone https://bitbucket.org/multicoreware/x265
			cd x265/build/linux
			cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX="$FFMPEG_HOME/ffmpeg_build" -DENABLE_SHARED:bool=off ../../source
			make -s
			make install
			
	echo "===============> libfdk_aac"
	cd $FFMPEG_HOME/ffmpeg_sources
			git clone --depth 1 https://github.com/mstorsjo/fdk-aac
			cd fdk-aac
			autoreconf -fiv
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --disable-shared
			make -s
			make install
			
    echo "===============> libmp3lame"
	cd $FFMPEG_HOME/ffmpeg_sources
			wget http://downloads.sourceforge.net/project/lame/lame/3.100/lame-3.100.tar.gz
			tar xzf lame-3.100.tar.gz
			cd lame-3.100
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --bindir="$FFMPEG_HOME/bin" --disable-shared --enable-nasm
			make -s
			make install

	echo "===============> libopus"		
	cd $FFMPEG_HOME/ffmpeg_sources
			wget https://archive.mozilla.org/pub/opus/opus-1.2.1.tar.gz
			tar xzf opus-1.2.1.tar.gz
			cd opus-1.2.1
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --disable-shared
			make -s
			make install
		
	echo "===============> libogg"		
	cd $FFMPEG_HOME/ffmpeg_sources
			wget http://downloads.xiph.org/releases/ogg/libogg-1.3.3.tar.gz
			tar xzf libogg-1.3.3.tar.gz
			cd libogg-1.3.3
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --disable-shared
			make -s
			make install
 	
	echo "===============> libvorbis"		
	cd $FFMPEG_HOME/ffmpeg_sources
			wget http://downloads.xiph.org/releases/vorbis/libvorbis-1.3.5.tar.gz
			tar xzf libvorbis-1.3.5.tar.gz
			cd libvorbis-1.3.5
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --with-ogg="$FFMPEG_HOME/ffmpeg_build" --disable-shared
			make -s
			make install

	echo "===============> libtheora"		
	#option
	cd $FFMPEG_HOME/ffmpeg_sources
			wget http://downloads.xiph.org/releases/theora/libtheora-1.1.1.tar.gz
			tar xzf libtheora-1.1.1.tar.gz
			cd libtheora-1.1.1
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --with-ogg="$FFMPEG_HOME/ffmpeg_build" --disable-examples --disable-shared --disable-sdltest --disable-vorbistest
			make -s
			make install

    echo "===============> libvpx"		
	cd $FFMPEG_HOME/ffmpeg_sources
			git clone --depth 1 https://chromium.googlesource.com/webm/libvpx.git
			cd libvpx
			./configure --prefix="$FFMPEG_HOME/ffmpeg_build" --disable-examples --disable-unit-tests --enable-vp9-highbitdepth --as=yasm
			PATH="$FFMPEG_HOME/bin:$PATH" 
			make -s
			make install

	echo "===============> ffmpeg-$ffmpeg_version"			
	cd $FFMPEG_HOME/ffmpeg_sources
		wget https://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2
    tar xjf ffmpeg-snapshot.tar.bz2
    cd ffmpeg
    PATH="$FFMPEG_HOME/bin:$PATH" PKG_CONFIG_PATH="$FFMPEG_HOME/ffmpeg_build/lib/pkgconfig" ./configure \
      --prefix="$FFMPEG_HOME/ffmpeg_build" \
      --pkg-config-flags="--static" \
      --extra-cflags="-I$FFMPEG_HOME/ffmpeg_build/include" \
      --extra-ldflags="-L$FFMPEG_HOME/ffmpeg_build/lib" \
      --extra-libs=-lpthread \
      --extra-libs=-lm \
      --bindir="$FFMPEG_HOME/bin" \
      --enable-gpl \
      --enable-libfdk_aac \
      --enable-libfreetype \
      --enable-libmp3lame \
      --enable-libopus \
      --enable-libvorbis \
      --enable-libvpx \
      --enable-libx264 \
      --enable-libx265 \
      --enable-nonfree
    make -s
    make install
    hash -r


echo "===============> make FFMPEG_HOME" 


tee  /etc/profile.d/ffmpeg.sh	<<'END'
export FFMPEG_HOME=/opt/ffmpeg
export PATH=${FFMPEG_HOME}/bin:${PATH}
END
	  
# apply changes 
source /etc/profile.d/ffmpeg.sh

# test maven home 
echo "Finished, path installed $FFMPEG_HOME"