在计算机图像处理中，我们肉眼看到的颜色均可由红、蓝、绿三种颜色混合构成，红蓝绿三种颜色也被称作计算机中的RGB三原色，将视频逐帧提取，每一帧图像的每个像素点都是由RGB所构成，各个像素点的颜色可由以下函数表示：(Fire is a serious disaster triggered by the loss of control of combustion, which directly endangers the safety of people's lives and property. Nowadays, fire has become an important disaster that endangers social development and public safety. With the development of society, because of the direct economic losses caused by fire is more and more big, the fire threat to the safety of people's life is more and more big,)