1.安装ffmpeg
wget https://johnvansickle.com/ffmpeg/builds/ffmpeg-git-amd64-static.tar.xz tar xvf ffmpeg-git-amd64-static.tar.xz ls ffmpeg-git-20231117-amd64-static mv ffmpeg-git-20240213-amd64-static/ffmpeg ffmpeg-git-20240213-amd64-static/ffprobe /usr/bin/
2.截图
ffmpeg -i 1dbc18784980fa23992eedc0d928da01.mp4 -y -f image2 -ss 8 -t 0.001 -s 350x240 \uploads\file\202011262240381606401638.jpg
3.解密ts
openssl aes-128-cbc -d -in 2020113015582340916774048.ts -out 048.ts -nosalt -iv e2ca15c49d3c2c2ab8c44b62c6a98ef8 -K A9BDF21D4E75D557C5CCD15B05B4AB42
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