前言全局说明一、说明环境:Windows11家庭版23H222631.3737Python3.8.10(tags/v3.8.10:3d8993a,May32021,11:48:03)[MSCv.192864bit(AMD64)]onwin32Windows7旗舰版VisualStudio2013CMakeversion3.19.8paho.mqtt.cV1.3.13ffmpegversion5.1