Questions - OpenCV Q&A Forum

2k

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2

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no

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2020-05-06 01:07:47 -0600 berak

Create mock OpenCV camera on Python

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2

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no

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2020-05-09 10:12:14 -0600 HYPEREGO

How to align images of a known object with a 3D model of that object using opencv?

calibration

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2

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2020-05-23 09:33:20 -0600 berak

np.argmax returns 0 always

724

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1

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2020-05-19 10:48:53 -0600 kpachinger

Separating conjoined blobs

blob

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2020-05-26 07:01:09 -0600 Rok

OpenCV DNN net.forward giving segmentation fault.

532

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2020-06-08 08:53:08 -0600 kbarni

find corners coordinates of a circle grid

410

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2020-06-10 05:54:56 -0600 supra56

Can we use OpenCV to get a Gaussian Filter with size of (w,h) [closed]

Gaussian_Filter

522

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1

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2020-06-20 16:31:30 -0600 HomanH

Best cameras for wireless, multiple camera use

3k

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1

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2020-06-14 11:26:45 -0600 sn4k3

Detect all black pixels inside a surrounded closed white area [closed]

1k

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2020-06-28 05:12:46 -0600 Sai Nyi

How to change OpenCV python 3

opencv

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no

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2020-06-27 07:56:41 -0600 supra56

Opencv Doxygen for python

3k

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2020-07-02 08:29:00 -0600 supra56

How to do a perspective transformation of an image which is missing corners using opencv java

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2020-07-01 10:19:18 -0600 sturkmen

Opencv getPerspectiveTransform method gives unclear result

600

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2020-07-03 09:45:27 -0600 holger

i am doing a project to predict age and gender using tensorflow and opencv. and how to add path for xml file.

4k

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2

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3

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2020-07-07 03:40:47 -0600 berak

can't run HoughCircles on image

15k

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1

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2020-07-12 03:33:50 -0600 supra56

cv2 imshow displaying black images sometimes

2k

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1

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2020-07-23 03:52:44 -0600 sturkmen

How do I save a video multiple times in python

cv2.VideoWriter

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no

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2020-07-26 21:21:53 -0600 chinachin

Download haarcascade_frontalface_default.xml

haarcascades

782

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1

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2020-07-27 10:27:24 -0600 kbarni

Join floating white pixels to the nearest island without closing morph?

merge
Pixels

480

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2

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no

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2020-07-28 11:39:55 -0600 berak

Need explanation for the following! thanks in advance.

1k

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2

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no

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2020-08-13 09:02:07 -0600 berak

How to capture video from an unknown camera?

433

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2

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no

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2020-08-22 01:59:52 -0600 berak

Fisheye calibration image not detecting any corners

findChessboardCorner

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no

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2020-09-12 09:57:59 -0600 AbhiTronix

RTSP Streaming, Gstreamer or FFmpeg ?

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2020-09-16 04:01:10 -0600 cudawarped

How Can I use CUDA in Python for fastNlMeanDenosingColored?

1k

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2

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2

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2020-09-27 05:39:55 -0600 sturkmen

try to read different frame by videocapture but failed

videocapture

834

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2

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no

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2020-10-07 14:36:18 -0600 superfly

how do I add missing module cv::drawFrameAxes without breaking installation

9k

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2

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1

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2020-10-06 22:05:33 -0600 ajpaezm

Delete OpenCV installation in Ubuntu. [closed]

2k

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2

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no

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2020-10-22 23:07:56 -0600 supra56

Unable to detect circles with HOUGH_GRADIENT_ALT (OpenCV 4.4.0.44 Python)

houghcircle

3k

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2

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no

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2020-11-03 07:40:40 -0600 supra56

Color threshholding only outputs edge for green color.

python

4k

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2

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1

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2020-11-12 19:37:35 -0600 sjhalayka

29,830 questions

Create mock OpenCV camera on Python

How to align images of a known object with a 3D model of that object using opencv?

np.argmax returns 0 always

Separating conjoined blobs

OpenCV DNN net.forward giving segmentation fault.

find corners coordinates of a circle grid

Can we use OpenCV to get a Gaussian Filter with size of (w,h) [closed]

Best cameras for wireless, multiple camera use

Detect all black pixels inside a surrounded closed white area [closed]

How to change OpenCV python 3

Opencv Doxygen for python

How to do a perspective transformation of an image which is missing corners using opencv java

Opencv getPerspectiveTransform method gives unclear result

i am doing a project to predict age and gender using tensorflow and opencv. and how to add path for xml file.

can't run HoughCircles on image

cv2 imshow displaying black images sometimes

How do I save a video multiple times in python

Download haarcascade_frontalface_default.xml

Join floating white pixels to the nearest island without closing morph?

Need explanation for the following! thanks in advance.

How to capture video from an unknown camera?

Fisheye calibration image not detecting any corners

RTSP Streaming, Gstreamer or FFmpeg ?

How Can I use CUDA in Python for fastNlMeanDenosingColored?

try to read different frame by videocapture but failed

how do I add missing module cv::drawFrameAxes without breaking installation

Delete OpenCV installation in Ubuntu. [closed]

Unable to detect circles with HOUGH_GRADIENT_ALT (OpenCV 4.4.0.44 Python)

Color threshholding only outputs edge for green color.

3D to 2D Points using cv::projectPoints

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