//wget https://nodejs.org/dist/v12.16.3/node-v12.16.3-linux-armv7l.tar.xz
https://npm.taobao.org/mirrors/node/
# 安装适用于arm64位的nodejs
cd /root
wget https://nodejs.org/dist/v12.16.3/node-v12.16.3-linux-armv7l.tar.xz
tar -xvJf node-v12.16.3-linux-armv7l.tar.xz
ln -sf /root/node-v12.16.3-linux-armv7l/bin/node /usr/local/bin/node
ln -sf /root/node-v12.16.3-linux-armv7l/bin/npm /usr/local/bin/npm
ln -sf /root/node-v12.16.3-linux-armv7l/bin/npx /usr/local/bin/npx
https://www.johnvansickle.com/ffmpeg/
cd /root
wget https://www.johnvansickle.com/ffmpeg/old-releases/ffmpeg-4.2.1-armhf-static.tar.xz
tar -xvJf /ffmpeg-4.2.1-armhf-static.tar.xz
ln -sf /root//ffmpeg-4.2.1-armhf-static/ffmpeg /usr/local/bin/ffmpeg
