Questions - OpenCV Q&A Forum

515

views

no

answers

no

votes

2017-04-04 16:04:05 -0600 SniFFzoR

How to create a matrix and make it a copy of the camera matrix?

134

views

no

answers

no

votes

2017-04-09 20:35:26 -0600 rschwieb

I have footage but not the camera: how am I going to correct the lens distortion?

18k

views

1

answer

no

votes

2017-04-11 02:32:59 -0600 pklab

Focal length from calibration parameters

1k

views

no

answers

no

votes

2017-04-19 22:10:29 -0600 boydcheung

Getting zero ROIs from getOptimalNewCameraMatrix

368

views

no

answers

no

votes

2017-04-24 10:30:31 -0600 JackGold1

Fisheye distortion correction using Omnidir namespace - change of perspective

697

views

1

answer

no

votes

2017-04-26 15:18:52 -0600 stillNovice

interactive charuco application fails...

1k

views

1

answer

no

votes

2017-04-27 08:02:51 -0600 LBerger

calibrate-camera-charuco sample error

9k

views

1

answer

2

votes

2017-05-15 19:36:25 -0600 Tetragramm

Re-distorting a set of points after camera calibration

8k

views

2

answers

no

votes

2017-05-21 14:49:48 -0600 LBerger

How does resizing an image affect the intrinsics?

3k

views

1

answer

no

votes

2017-07-04 04:03:13 -0600 pklab

How to use Multi-camera Calibration modules?

432

views

1

answer

no

votes

2017-07-04 06:50:14 -0600 KjMag

Different undistorting results (first rotate, then undistort OR first undistort, then rotate)

488

views

no

answers

no

votes

2017-07-10 22:33:39 -0600 Imkoe

How can I keep horizontal and vertical FoV after undistortion

645

views

no

answers

no

votes

2017-07-13 03:44:36 -0600 RdlP

Error using fisheye callibration in python binding OpenCV 3.2.0

1k

views

no

answers

no

votes

2017-07-17 05:56:49 -0600 RdlP

Strange values for matrix camera and distortion values

617

views

no

answers

no

votes

2017-07-17 16:10:16 -0600 SSteve

Is calibration doing what I expect?

645

views

1

answer

no

votes

2017-07-20 07:24:41 -0600 Pedro Batista

Understanding Calibration

calibration

331

views

no

answers

no

votes

2017-07-21 02:52:07 -0600 GruenSein

UndistortPoints randomly returning huge values

294

views

no

answers

no

votes

2017-08-12 12:17:03 -0600 hiro

How many pictures do I need to prepare for solvePnP and which coordinate frame is used for the object points?

calibration

220

views

1

answer

no

votes

2017-08-15 23:02:58 -0600 Ziri

calibration board tracking

917

views

no

answers

no

votes

2017-08-16 02:19:41 -0600 Datz14

How to improve calibration results with findCirclesGrid

1k

views

no

answers

no

votes

2017-09-11 04:36:04 -0600 joshctaylor

GoPro Camera & Distortion Matrices

370

views

no

answers

1

vote

2017-09-14 04:52:33 -0600 Carl

Stereo vision scale deviation

766

views

no

answers

no

votes

2017-09-14 08:49:40 -0600 linengmiao

issue camera calibration

4k

views

no

answers

no

votes

2017-09-14 15:49:03 -0600 JPJP

cv2.fisheye camera calibration (Python)

3k

views

1

answer

no

votes

2017-09-25 19:59:31 -0600 Tetragramm

Multi-camera calibration for tracking objects

904

views

1

answer

2

votes

2017-10-02 02:19:43 -0600 karanjoisher

Getting huge error on distance calculated from stereo vision

234

views

no

answers

no

votes

2017-10-07 14:21:35 -0600 shome

opencv 3.3 multicamera calibration: size of pattern

400

views

1

answer

no

votes

2017-10-10 17:56:19 -0600 Tetragramm

How to calibrate two cameras whose field of View is 180 deg apart

289

views

no

answers

1

vote

2017-10-11 10:47:39 -0600 shelpermisc

out of calibration detection and re-calibration for stereo cam

288

views

1

answer

no

votes

2017-10-12 02:12:33 -0600 berak

358 questions

How to create a matrix and make it a copy of the camera matrix?

I have footage but not the camera: how am I going to correct the lens distortion?

Focal length from calibration parameters

Getting zero ROIs from getOptimalNewCameraMatrix

Fisheye distortion correction using Omnidir namespace - change of perspective

interactive charuco application fails...

calibrate-camera-charuco sample error

Re-distorting a set of points after camera calibration

How does resizing an image affect the intrinsics?

How to use Multi-camera Calibration modules?

Different undistorting results (first rotate, then undistort OR first undistort, then rotate)

How can I keep horizontal and vertical FoV after undistortion

Error using fisheye callibration in python binding OpenCV 3.2.0

Strange values for matrix camera and distortion values

Is calibration doing what I expect?

Understanding Calibration

UndistortPoints randomly returning huge values

How many pictures do I need to prepare for solvePnP and which coordinate frame is used for the object points?

calibration board tracking

How to improve calibration results with findCirclesGrid

GoPro Camera & Distortion Matrices

Stereo vision scale deviation

issue camera calibration

cv2.fisheye camera calibration (Python)

Multi-camera calibration for tracking objects

Getting huge error on distance calculated from stereo vision

opencv 3.3 multicamera calibration: size of pattern

How to calibrate two cameras whose field of View is 180 deg apart

out of calibration detection and re-calibration for stereo cam

Camera calibration [closed]

Links

Contributors

Tags