Comments (3)
Just following up on this @oliver-batchelor @ardiya .
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Just following up on this @oliver-batchelor @ardiya .
I have leaned from web, but. I got another error:
cv2.error: OpenCV(4.5.2) /private/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pip-req-build-7jsmxh8y/opencv/modules/calib3d/src/calibration.cpp:3350: error: (-210:Unsupported format or combination of formats) objectPoints should contain vector of vectors of points of type Point3f in function 'collectCalibrationData'
and. my board.yaml as follow:
boards:
charuco_11x16:
type: charuco
size: [11, 16]
aruco_dict: 4X4_1000
square_length: 0.025
marker_length: 0.01875
min_rows: 3
min_points: 20
print the board.image on A3
the more images in cam file, the more accurate calibration?
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What is the explicit usage of the rotation matrix, intrinsics matrix, translation vector, and distortion parameters? For example, let us denote the intrinsics matrix, rotation matrix, translation vector as camera A as K, R, and t respectively. Is the proper camera matrix calculation K[R | t] or K[R^{-1} | R^{-1}t]? Furthermore, how do you transform from the world frame to another camera frame properly? Given world frame coordinates for an object, X, is the transformation to the camera frame RX + t, R(X + t), R^{-1}(X +t), etc...? Also, which distortion parameters correspond to tangential and radial distortion etc...?
I am also wondering the same thing.
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Related Issues (20)
- Overlap area of camera
- Can't evaluate accuracy of a calibration HOT 4
- The bad calibration results really frustrate me ;)
- Dependency package version bag
- different camera intrinsic model
- Why CV_CALIB_RATIONAL_MODEL retrun 14dists?
- How to cite this repo HOT 1
- AttributeError: module 'numpy' has no attribute 'int'. HOT 1
- Error while visualising the calibration results HOT 2
- Confused about commands running multiple cameras with multiple patterns for both intrinsic & extrinsic HOT 1
- Unknown board type: checkerboard HOT 1
- ValueError: setting an array element with a sequence. The requested array has an inhomogeneous shape after 1 dimensions. The detected shape was (7,) + inhomogeneous part.
- No points could be detected in the image HOT 1
- api changes in opencv-contrib-python
- TypeError issue when attempting to view layer "Detected poses" HOT 1
- Differences between json and camera param table HOT 3
- No module named 'apriltags_eth'
- How to write the calibration command HOT 2
- code doesn't generate the output
- Empty output
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