-ss 00:00:10 -r 0.1 -i http://192.168.8.2:8808/api/Files/download/baga2maqsectvpyrwpu72hhwy275t6ocjabhqdsgdini6x3esw3jvpzwksypem/%E5%A4%A7%E5%8F%94%E9%AB%98%E5%83%B9%E6%AF%8F%E6%9C%883%E8%90%AC%E5%8C%85%E9%A4%8A%E8%80%83%E7%A0%94%E5%A6%B9%2C%E9%95%B7%E7%9B%B8%E6%B8%85%E7%B4%94%2C%E9%A1%8F%E5%80%BC%E5%8D%81%E5%88%86%E8%83%BD%E6%89%93%2C%E5%B9%B9%E8%91%97%E5%92%8C%E8%87%AA%E5%B7%B1%E5%A5%B3%E5%85%92%E5%B9%B4%E7%B4%80%E5%B7%AE%E4%B8%8D%E5%A4%9A%E7%9A%84%E5%A6%B9%E5%AD%90+(2).mp4 -f image2 -vframes 5 -y "test_%03d.jpg"
将%03d先url编码再传入
-ss 00:00:10 -r 0.1 -i http://192.168.8.2:8808/api/Files/download/baga2maqsectvpyrwpu72hhwy275t6ocjabhqdsgdini6x3esw3jvpzwksypem/%E5%A4%A7%E5%8F%94%E9%AB%98%E5%83%B9%E6%AF%8F%E6%9C%883%E8%90%AC%E5%8C%85%E9%A4%8A%E8%80%83%E7%A0%94%E5%A6%B9%2C%E9%95%B7%E7%9B%B8%E6%B8%85%E7%B4%94%2C%E9%A1%8F%E5%80%BC%E5%8D%81%E5%88%86%E8%83%BD%E6%89%93%2C%E5%B9%B9%E8%91%97%E5%92%8C%E8%87%AA%E5%B7%B1%E5%A5%B3%E5%85%92%E5%B9%B4%E7%B4%80%E5%B7%AE%E4%B8%8D%E5%A4%9A%E7%9A%84%E5%A6%B9%E5%AD%90+(2).mp4 -f image2 -vframes 5 -y "test_%2503d.jpg"