摘要： ffmpeg -i good.mp4 -f lavfi -i "color=black:s=1920x1080" -filter_complex "[0:v][1:v]overlay=enable='between(mod(t,60),0,30)':shortest=1" -c:v libx264 阅读全文

摘要： 自己虚拟机设置IP的脚本 #!/bin/bash if [ -z "$1" ]; then echo "没有传入参数" exit else echo "第一个参数是: $1" fi echo "network: ethernets: enp0s3: dhcp4: no addresses: [192 阅读全文