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							43 lines
						
					
					
						
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							43 lines
						
					
					
						
							1.5 KiB
						
					
					
				| #!/usr/bin/env python
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| import numpy as np
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| 
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| # copied from common.transformations/camera.py
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| eon_focal_length = 910.0  # pixels
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| eon_dcam_focal_length = 860.0  # pixels
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| 
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| webcam_focal_length = -908.0/1.5  # pixels
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| 
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| eon_intrinsics = np.array([
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|   [eon_focal_length,   0.,   1164/2.],
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|   [  0.,  eon_focal_length,  874/2.],
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|   [  0.,    0.,     1.]])
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| 
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| eon_dcam_intrinsics = np.array([
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|   [eon_dcam_focal_length,   0,   1152/2.],
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|   [  0,  eon_dcam_focal_length,  864/2.],
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|   [  0,    0,     1]])
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| 
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| webcam_intrinsics = np.array([
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|   [webcam_focal_length,   0.,   1280/2/1.5],
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|   [  0.,  webcam_focal_length,  720/2/1.5],
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|   [  0.,    0.,     1.]])
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| 
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| if __name__ == "__main__":
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|   import cv2  # pylint: disable=import-error
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|   trans_webcam_to_eon_rear = np.dot(eon_intrinsics, np.linalg.inv(webcam_intrinsics))
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|   trans_webcam_to_eon_front = np.dot(eon_dcam_intrinsics, np.linalg.inv(webcam_intrinsics))
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|   print("trans_webcam_to_eon_rear:\n", trans_webcam_to_eon_rear)
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|   print("trans_webcam_to_eon_front:\n", trans_webcam_to_eon_front)
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| 
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|   cap = cv2.VideoCapture(1)
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|   cap.set(cv2.CAP_PROP_FRAME_WIDTH, 853)
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|   cap.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
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| 
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|   while (True):
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|     ret, img = cap.read()
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|     if ret:
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|       # img = cv2.warpPerspective(img, trans_webcam_to_eon_rear, (1164,874), borderMode=cv2.BORDER_CONSTANT, borderValue=0)
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|       img = cv2.warpPerspective(img, trans_webcam_to_eon_front, (1164, 874), borderMode=cv2.BORDER_CONSTANT, borderValue=0)
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|       print(img.shape, end='\r')
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|       cv2.imshow('preview', img)
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|       cv2.waitKey(10)
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| 
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