Questions - OpenCV Q&A Forum

328

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1

answer

-1

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2020-10-28 00:47:01 -0600 sturkmen

Creating simple custom librarys using the opencv library

246

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1

answer

2

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2020-10-27 08:48:15 -0600 8rainfog

Opencv_contrib - Surface matching issue

3k

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no

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no

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2020-10-26 11:15:43 -0600 Rickvanhek

Insanely high cpu usage for simple videocapture (50% cpu usage)

404

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1

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no

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2020-10-25 12:24:06 -0600 berak

Undefined symbols for architecture x86_64

392

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no

answers

1

vote

2020-10-24 23:14:31 -0600 Yzich

Error when importing cv2 on Python 3.8

opencv

792

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no

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-1

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2020-10-23 02:07:56 -0600 Tehseen

How to find the location of a point in an image in millimeters using camera matrix?

803

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1

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1

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2020-10-22 11:43:22 -0600 sturkmen

Clicking contours with mouse but only 1 contour can be found? [closed]

156

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no

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no

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2020-10-22 11:27:19 -0600 JT3D

boost serialization of opencv types

1k

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2

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no

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2020-10-22 00:54:59 -0600 sohamgandhi

Video writer in java not saving

1k

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1

answer

1

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2020-10-18 05:11:30 -0600 rgade

Different output from Python and C++ in CalibrateHandEye()

356

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1

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no

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2020-10-17 14:34:57 -0600 kpachinger

Is there keypoint javascript tutorial ?

2k

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no

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2020-10-17 10:57:39 -0600 sturkmen

Convert Python Into Java / Kotlin using these operations

970

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no

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-1

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2020-10-16 07:34:28 -0600 atulCoder

How to detect walls and paint it?

863

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1

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no

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2020-10-15 11:53:37 -0600 berak

How to show the confidence level of detectMultiScale "in python"

1k

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1

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no

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2020-10-15 09:58:36 -0600 crackwitz

Videocapture using HDMI camera as HDMI input [closed]

687

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1

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no

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2020-10-13 04:33:44 -0600 berak

I'm getting the following error while using OpenCV

477

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1

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no

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2020-10-11 15:15:49 -0600 crackwitz

Cannot Figure Out How To Run OpenCV

7k

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1

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no

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2020-10-10 14:52:27 -0600 berak

OPENCV 4.04 > THRESH_OTSU mode: > 'src_type == CV_8UC1 || src_type == CV_16UC1' > where > 'src_type' is 6 (CV_64FC1)

1k

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1

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no

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2020-10-09 02:45:32 -0600 RashidLadj

OpenCV solvePnPRansac() function

303

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no

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no

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2020-10-07 15:11:30 -0600 BullyWiiPlaza

Cannot convert image types using the C++ API

654

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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

388

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no

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no

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2020-10-07 07:18:55 -0600 v.suri

image.channels() not counting correctly for 2 channel tif images.

c++
opencv

1k

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1

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no

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2020-10-06 12:00:24 -0600 sjhalayka

OpenCV - OpenGL - OpenCL Interop

9k

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1

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no

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2020-10-04 15:09:39 -0600 supra56

Help geeting OpenCV to output a videostream using gstreamer. [closed]

255

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no

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no

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2020-10-04 14:42:35 -0600 supra56

Webcam generated image distorted and python stop working

1k

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1

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no

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2020-10-04 11:34:02 -0600 supra56

python: How to Crop White region from Number Plate image??

240

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no

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no

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2020-10-04 03:17:17 -0600 Dudi

crash in cv::Mat release function

3k

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1

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no

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2020-10-02 04:10:49 -0600 berak

Image frame saving from Video without losing resolution and quality

218

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no

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no

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2020-09-29 08:49:30 -0600 kilwa

how can i draw a contours in specific region

265

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no

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no

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2020-09-29 04:13:09 -0600 Ricki Hutagaol

5,271 questions

Creating simple custom librarys using the opencv library

Opencv_contrib - Surface matching issue

Insanely high cpu usage for simple videocapture (50% cpu usage)

Undefined symbols for architecture x86_64

Error when importing cv2 on Python 3.8

How to find the location of a point in an image in millimeters using camera matrix?

Clicking contours with mouse but only 1 contour can be found? [closed]

boost serialization of opencv types

Video writer in java not saving

Different output from Python and C++ in CalibrateHandEye()

Is there keypoint javascript tutorial ?

Convert Python Into Java / Kotlin using these operations

How to detect walls and paint it?

How to show the confidence level of detectMultiScale "in python"

Videocapture using HDMI camera as HDMI input [closed]

I'm getting the following error while using OpenCV

Cannot Figure Out How To Run OpenCV

OPENCV 4.04 > THRESH_OTSU mode: > 'src_type == CV_8UC1 || src_type == CV_16UC1' > where > 'src_type' is 6 (CV_64FC1)

OpenCV solvePnPRansac() function

Cannot convert image types using the C++ API

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

image.channels() not counting correctly for 2 channel tif images.

OpenCV - OpenGL - OpenCL Interop

Help geeting OpenCV to output a videostream using gstreamer. [closed]

Webcam generated image distorted and python stop working

python: How to Crop White region from Number Plate image??

crash in cv::Mat release function

Image frame saving from Video without losing resolution and quality

how can i draw a contours in specific region

how to create an image box in python using tkinter

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