Questions - OpenCV Q&A Forum

691

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-2

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2017-09-14 20:11:51 -0600 louarnold

Best free IDE for OpenCV on Linux Mint for GUI development? [closed]

1k

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no

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2017-09-14 23:12:40 -0600 NV-PCMR

OpenCV Libaries not found. [closed]

9k

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no

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2017-09-15 01:20:46 -0600 carton99

base64 to Mat and Mat to base64

415

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no

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2017-09-15 01:46:48 -0600 Gensoukyou1337

Are there any additional preprocessing steps to take for gender recognition in a live camera preview?

281

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no

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2017-09-15 04:17:27 -0600 berak

Plot Plot histogram of Sobel operator magnitude and angle in OpenCV c++?

c++
opencv

8k

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2017-09-15 09:16:27 -0600 lpplbiubiubiu

fail reading data from rtsp stream with opencv python [closed]

rtsp
python

510

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no

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2017-09-15 12:52:39 -0600 antz24

How do i get window resize event from named window?

cvNamedWindow

2k

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no

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-3

votes

2017-09-15 13:43:07 -0600 baravunuw

cygwin_exception::open_stackdumpfile: Dumping stack trace to myfile.exe.stackdump [closed]

error

405

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no

answers

3

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2017-09-16 08:02:52 -0600 lagarkane

OpenCV's matchTemplate tutorial code not giving expected results

matchTemplate

331

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2017-09-16 10:04:35 -0600 mikerosz

Interfacing OpenCV and Node.js

198

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2017-09-17 06:34:13 -0600 ibrahim_5403

Using Kinect and other OpenNI compatible depth sensors?

127

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2017-09-17 07:52:03 -0600 KVS

Unable to imort OpenCV in python

python

168

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2017-09-17 09:55:37 -0600 akanarya

change in cap_ffmpeg_impl.hpp

550

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2017-09-17 14:33:01 -0600 karan_maverick

OpenCV FFmpeg VideoCapture Error

200

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2017-09-17 20:54:33 -0600 PaturonChimere

Problem linking motion detection value to video frame

7k

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2017-09-18 05:47:39 -0600 srx2365

inverse perspective mapping (IPM) on the capture from camera feed?

147

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no

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2017-09-18 06:05:28 -0600 Gensoukyou1337

Is it possible to do gender and age recognition using template matching?

matchTemplate

539

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no

answers

no

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2017-09-18 08:23:37 -0600 liuziangexit

how to use VideoCapture::open to load a HEVC bitstream in memory

c++#opencv#ffmpeg

452

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no

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2017-09-18 13:13:00 -0600 JamieCorkhill

How can I use the Imgproc.findContours() method only on a certain portion of an image, and not the whole image? [closed]

450

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2017-09-18 13:24:32 -0600 JamieCorkhill

How can I count the number of verticies on a shape in an image using the Imgproc.approxPolyDP() method in Java?

930

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2017-09-18 17:45:27 -0600 JamieCorkhill

How do I know what values to set for the blockSize and constant parameters of adaptiveThreshold().

adaptiveThreshold

377

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no

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2017-09-18 23:02:08 -0600 breadbugs

Too few inliners obtained from the function cv::SolvePnPRansac

553

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no

answers

-1

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2017-09-19 06:27:21 -0600 gunas.idesign

OpenCV 3.3.0 predict mismatches with all

253

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no

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2017-09-19 10:13:26 -0600 JulianLittau

program crashes when cv::Mat is declared

149

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no

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2017-09-20 00:44:24 -0600 archengel

Help me in labeling the object detected in image and then traking its position under that label.

349

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no

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2017-09-20 02:14:29 -0600 azgra

What are the steps neccesary to detect traffic lights using machine learning? [closed]

244

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no

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2017-09-20 07:43:03 -0600 procton

How load DEM image (hgt format)

335

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no

answers

no

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2017-09-20 03:39:41 -0600 Grillteller

Check the quality of Fundamental Matrix and/or Homography

121

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no

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no

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2017-09-20 07:36:35 -0600 Dhaval

Expected output of calcOpticalFlowSF

564

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no

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no

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2017-09-20 08:25:21 -0600 hovnatan

29,830 questions

Best free IDE for OpenCV on Linux Mint for GUI development? [closed]

OpenCV Libaries not found. [closed]

base64 to Mat and Mat to base64

Are there any additional preprocessing steps to take for gender recognition in a live camera preview?

Plot Plot histogram of Sobel operator magnitude and angle in OpenCV c++?

fail reading data from rtsp stream with opencv python [closed]

How do i get window resize event from named window?

cygwin_exception::open_stackdumpfile: Dumping stack trace to myfile.exe.stackdump [closed]

OpenCV's matchTemplate tutorial code not giving expected results

Interfacing OpenCV and Node.js

Using Kinect and other OpenNI compatible depth sensors?

Unable to imort OpenCV in python

change in cap_ffmpeg_impl.hpp

OpenCV FFmpeg VideoCapture Error

Problem linking motion detection value to video frame

inverse perspective mapping (IPM) on the capture from camera feed?

Is it possible to do gender and age recognition using template matching?

how to use VideoCapture::open to load a HEVC bitstream in memory

How can I use the Imgproc.findContours() method only on a certain portion of an image, and not the whole image? [closed]

How can I count the number of verticies on a shape in an image using the Imgproc.approxPolyDP() method in Java?

How do I know what values to set for the blockSize and constant parameters of adaptiveThreshold().

Too few inliners obtained from the function cv::SolvePnPRansac

OpenCV 3.3.0 predict mismatches with all

program crashes when cv::Mat is declared

Help me in labeling the object detected in image and then traking its position under that label.

What are the steps neccesary to detect traffic lights using machine learning? [closed]

How load DEM image (hgt format)

Check the quality of Fundamental Matrix and/or Homography

Expected output of calcOpticalFlowSF

cv::Mat::forEach() method race condition

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