opencv 2d人脸姿态计算

opencv 2d人脸姿态计算

可以的：

  

   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      # -*- coding: utf-8 -*-
     
    
   

    

     

    
    

     

      # 测试使用opencv中的函数solvepnp
     
    
   

    

     

    
    

     

      import cv2
     
    
   

    

     

    
    

     

      import numpy as np
     
    
   

    

     

    
    

     

      # tag_size = 0.05
     
    
   

    

     

    
    

     

      tag_size_half = 1110.025
     
    
   

    

     

    
    

     

      fx = 610.32366943
     
    
   

    

     

    
    

     

      fy = 610.5026245
     
    
   

    

     

    
    

     

      cx = 313.3859558
     
    
   

    

     

    
    

     

      cy = 237.2507269
     
    
   

    

     

    
    

     

      K = np.array([[fx, 0, cx],
     
    
   

    

     

    
    

     

                    [0, fy, cy],
     
    
   

    

     

    
    

     

                    [0, 0, 1]], dtype=np.float64)
     
    
   

    

     

    
    

     

      objPoints = np.array([[-tag_size_half, -tag_size_half, 0],
     
    
   

    

     

    
    

     

                            [tag_size_half, -tag_size_half, 0],
     
    
   

    

     

    
    

     

                            [tag_size_half, tag_size_half, 0],
     
    
   

    

     

    
    

     

                            [-tag_size_half, tag_size_half, 0]], dtype=np.float64)
     
    
   

    

     

    
    

     

      # imgPoints = np.array([[608, 167], [514, 167], [518, 69], [611, 71]], dtype=np.float64)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      objPoints = np.array([(-165.0, 170.0, -110.5),  # 左目左端
     
    
   

    

     

    
    

     

                                  (165.0, 170.0, -110.5),  # 右目右端, # Left eye
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

                                  (0.0, 0.0, 0.0),  # Nose tip
     
    
   

    

     

    
    

     

                                  (-150.0, -150.0, -120.5),  # 口の左端
     
    
   

    

     

    
    

     

                                  (150.0, -150.0, -120.5)], dtype=np.float64)  # Right Mouth corner)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      imgPoints=np.array([[1030,528],
     
    
   

    

     

    
    

     

      [1080,528],
     
    
   

    

     

    
    

     

      [1050,541],
     
    
   

    

     

    
    

     

      [1030,556],
     
    
   

    

     

    
    

     

      [1057,556]],dtype=np.float64)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      cameraMatrix = K
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      dist_coeffs = np.array([0,0,0,0], dtype=np.double)
     
    
   

    

     

    
    

     

      retval,rvec,tvec  = cv2.solvePnP(objPoints, imgPoints, cameraMatrix, distCoeffs=dist_coeffs,flags=cv2.SOLVEPNP_SQPNP)
     
    
   

    

     

    
    

     

      # cv2.Rodrigues()
     
    
   

    

     

    
    

     

      print(retval, rvec, tvec)
     
    
  
 

文章来源: blog.csdn.net，作者：AI视觉网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/122000107