Assertion: chessboard's corner | /r/HasProperty | imgpoint
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Source sentences:
text: "" Performing camera calibration by passing the value of known 3D points (objpoints) and corresponding pixel coordinates of the detected corners (imgpoints) """ ret, mtx, dist, rvecs, tvecs = cv2.calibrateCamera(objpoints, imgpoints, gray.shape[::-1], None, None) print("Camera matrix :