单摆的仿真程序，动态演示，图形输出，及的成绩还是得回家不到 -wednjubehaebche cehwbcehd hewdcc

计算运动中的单摆长度，逐帧处理图像。（程序中视频文件没有上传。参数有些需重新设计望谅解）-Calculate the motion of the pendulum length, frame processing images. (Video files are not uploaded program. Parameters need to redesign some hope of understanding)