Ubuntu20.04下载安装FFmpeg源码,并且编译FFmpeg

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一、Terminal终端输入:git clone git://source.ffmpeg.org/ffmpeg.git ffmpeg

二、安装依赖环境:

sudo apt-get install -y autoconf automake build-essential git libass-dev libfreetype6-dev libsdl2-dev libtheora-dev libtool libva-dev libvdpau-dev libvorbis-dev libxcb1-dev libxcb-shm0-dev libxcb-xfixes0-dev pkg-config texinfo wget zlib1g-dev libavformat-dev libavcodec-dev libswresample-dev libswscale-dev libavutil-dev libsdl1.2-dev yasm libsdl2-dev libx264-dev libx265-dev libfdk-aac-dev

三、编译

1、./configure –enable-shared –prefix=./build –enable-gpl –enable-libx264 –enable-libx265

2、sudo make -j8

3、sudo make install

四、增加安装目录的动态链接库

1、Terminal终端输入sduo gedit /etc/ld.so.conf,添加/xxx/xxx/ffmpeg/build/lib

2、保存后,终端输入sudo ldconfig

五、添加到环境变量Path中

1、Terminal终端中输入:export PATH=/xxx/xxx/ffmpeg/build/bin/:$PATH

输入:env

2、或者:

sudo gedit ~/.bashrc

添加:


export PATH="$PATH:/xxx/ffmpeg/build/bin"


export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/xxx/ffmpeg/build/lib"

source ~/.bashrc

六、验证

Terminal终端输入:ffmpeg -version,结果如下,即为OK



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