multical

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Differences between json and camera param table

3

The relative camera pose that is described in the JSON (R and T) is not identical to the extrinsic matrix that is displayed in the camera param viewer in the...

ericleonardis

Hello, I wrote this command: multical calibrate --cameras C11139,C11140,C11141,C11458,C11459,C11461,C11462,C11463 --boards charuco_8x11.yaml and when I run it, no errors show up but I also don't find any output so I tried...

Mabroukiimen

Unknown board type: checkerboard

1

assert False, f"unknown board type: {config._type_}, options are (charuco | aprilgrid | checkerboard)" AssertionError: unknown board type: checkerboard, options are (charuco | aprilgrid | checkerboard) when running this command :...

wagaabderrahim

Can't evaluate accuracy of a calibration

4

I performed the calibration of 3 câmeras without any problems, and now I'm trying to evaluate the accuracy of the calibration with a new set of images. Initially I followed...

jessicalfr

Error while visualising the calibration results

2

Im getting below error while visualising the results. Please help home/shashireddy/.local/lib/python3.10/site-packages/pyvista/utilities/helpers.py:507: UserWarning: Points is not a float type. This can cause issues when transforming or applying filters. Casting to ``np.float32``....

abhishekpg111

Confused about commands running multiple cameras with multiple patterns for both intrinsic & extrinsic

1

Hi, Currently, i am using 2 camera with 2 boards (different) for calibration. When i tried to calibrate the camera using following cmd >multical calibrate --boards charuco_multiple.yaml --cameras cam1 cam2...

Ram-198

Question Regarding Parameter Notation

3

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...

sean-afshar

TypeError issue when attempting to view layer "Detected poses"

1

Hello, thanks for your great work! Whenever i try viewing the "Detected poses" layer in the interface, the software crashes with the following error: > Traceback (most recent call last):...

felipe-parodi

KeyError: 'num_points'

2

Hi, when running my calibration, I getting the following output and error. Does this mean that my calibration images aren't good enough or is there something more? ``` INFO -...

shreychowdhary

newer version of opencv-contrib-python do not work on marker board creation using apriltags, I had to do a pip install "opencv-contrib-python

Baehn