Install fmpefg

Yasm
wget http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
tar -zxvf yasm-1.3.0.tar.gz
cd yasm-1.3.0
Yum install gcc
./configure
make && make install

nasm
Wget https://www.nasm.us/pub/nasm/releasebuilds/2.15.05/nasm-2.15.05.tar.gz
./configure
make && make install


Ffmpeg
wget http://www.ffmpeg.org/releases/ffmpeg-3.1.tar.gz
tar -zxvf ffmpeg-3.1.tar.gz
cd ffmpeg-3.1
./configure --prefix=/usr/local/ffmpeg
make && make install


 Configure environment variables 
vim /etc/profile
 In the end PATH Add environment variables ：
export PATH=$PATH:/usr/local/ffmpeg/bin
 Save and exit 
 See if it works 
source /etc/profile   Settings take effect 

ffmpeg -version     View version 


1、 edit /etc/apt/sources.list Join in 

deb http://www.deb-multimedia.org jessie main

mp4 turn m3u8 command 

ffmpeg -i 111.mp4 -hls_time 2 -codec copy -vbsf h264_mp4toannexb -s 1920*1080 -hls_list_size 0 222.m3u8