Linux安装FFmpeg

 wget https://johnvansickle.com/ffmpeg/release-source/ffmpeg-4.1.tar.xz 

在/home/hadoop解压文件

cd  /home/hadoop
tar -xvJf ffmpeg-4.1.tar.xz 

cd /home/hadoop/ffmpeg-4.1    # 切换到ffmpeg-4.1目录
yum install gcc  # 安装gcc编译器

cd /home/hadoop
wget http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz  #下载源码包
tar zxvf yasm-1.3.0.tar.gz #解压
cd yasm-1.3.0 #进入目录
./configure #配置
make && make install #编译安装

cd /home/hadoop/ffmpeg-4.1/

./configure --enable-shared --prefix=/usr/local/ffmpeg-4.1

make && make install #编译安装

vim /etc/ld.so.conf #通过vim指令进入位于etc目录中的ld.so.conf
#输入i进入插入模式，将第二行的内容插入到该文件
include ld.so.conf.d/*.conf
/usr/local/ffmpeg-4.1/lib
~                                      
#输入 :wq 退出保存
ldconfig
#ldconfig 是一个动态链接库管理命令，其目的为了让动态链接库为系统所共享。

查看版本

[root@VM-12-8-centos ffmpeg-4.1]# /home/hadoop/ffmpeg-4.1/ffmpeg -version
ffmpeg version 4.1 Copyright (c) 2000-2018 the FFmpeg developers
built with gcc 8 (GCC)
configuration: --enable-shared --prefix=/usr/local/ffmpeg-4.1
libavutil      56. 22.100 / 56. 22.100
libavcodec     58. 35.100 / 58. 35.100
libavformat    58. 20.100 / 58. 20.100
libavdevice    58.  5.100 / 58.  5.100
libavfilter     7. 40.101 /  7. 40.101
libswscale      5.  3.100 /  5.  3.100
libswresample   3.  3.100 /  3.  3.100

vim /etc/profile

#配置如下
export JAVA_HOME=/usr/local/jdk/jdk1.8.0_311
export Hbase_HOME=/usr/local/ffmpeg-4.1
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib:$CLASSPATH
export JAVA_PATH=${JAVA_HOME}/bin:${JRE_HOME}/bin
export PATH=$PATH:${JAVA_PATH};
export PATH=/usr/local/ffmpeg-4.1/bin:$PATH

查看版本

[root@VM-12-8-centos ffmpeg-4.1]# ffmpeg -version
ffmpeg version 4.1 Copyright (c) 2000-2018 the FFmpeg developers
built with gcc 8 (GCC)
configuration: --enable-shared --prefix=/usr/local/ffmpeg-4.1
libavutil      56. 22.100 / 56. 22.100
libavcodec     58. 35.100 / 58. 35.100
libavformat    58. 20.100 / 58. 20.100
libavdevice    58.  5.100 / 58.  5.100
libavfilter     7. 40.101 /  7. 40.101
libswscale      5.  3.100 /  5.  3.100
libswresample   3.  3.100 /  3.  3.100

# linux视屏截取命令测试
#123.mp4 指虚拟机上的视屏文件 
# /usr/local/java/div/springclode-bk/cut1.mp4 指视屏截取指定路径
ffmpeg -ss 00:00:10 -i 123.mp4 -to 00:00:20 -c copy  -y /usr/local/java/div/springclode-bk/cut1.mp4