会议空间的后置摄像头位置外元素，如下，…

空间后方交汇求解相机外方位元素，变量如下 ％ x，y 控制点像点坐标 ％ X，Y，Z 控制点空间坐标 ％f焦距 ％X0，Y0，Z0，a，b，c六个外方位元素 ％x0，y0，-f内方位元素：光心坐标 ％cha，chb，chc：外方位角元素改正数 ％count 记录迭代次数 ％R 旋转矩阵 ％A 线性化的偏导系数矩阵 ％L 常数项矩阵 ％M0 外方位元素矩阵 ％M1 外方位元素改正数矩阵-meeting space for rear camera position outside elements, as follows% variable x, y control point pixel coordinates% X, Y, Z coordinates control room focal length f%% X0, Y0, Z0, a, b, c 6 exterior orientation elements% x0, y0,- f position within elements : Optical Center coordinates% cha, chb, chc : Foreign elements azimuth correction% record count the number of iterations rotation matrix R%% A linear partial derivative of the coefficient matrix% L constant Matrix% M0 Orientation% M1 matrix elements of exterior orientation correction matrix