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OPENCV QUESTIONS

HOG descriptor implementation in c++
HOG descriptor implementation in c++
it fixes the issue The answer is surprisingly in the Matlab toolbox called Piotr's toolbox. Although it is a matlab library, the core functions are written in C with the mex interface. Check out the file gradientMex.cpp under the channels directory -
TAG : opencv
Date : November 25 2020, 09:00 AM , By : Ninglen
I need help to understand cv::mixChannels
I need help to understand cv::mixChannels
Does that help Why did you change "array or vector of matrices" to simply "array of matrices"?Regarding the fromTo argument, I'll try to deconstruct the paragraph.
TAG : opencv
Date : November 24 2020, 09:00 AM , By : Faizan Shaikh
GStreamer Pipeline problems when using appsrc and vaapiencode_h264 plugin
GStreamer Pipeline problems when using appsrc and vaapiencode_h264 plugin
wish help you to fix your issue I fixed the said problem , it was due to missing caps attribute in the gstreamer pipeline...I had added the caps for the appsrc plugin as :
TAG : opencv
Date : November 09 2020, 08:00 AM , By : Deepak Mer
Eliminate white outline around text from image
Eliminate white outline around text from image
hope this fix your issue Have you tried morphological operations? This will decrease the white shade, provided you choose an optimum filter size and shape (circular disc operator). It would be more useful if you can mention the sequence of operations
TAG : opencv
Date : October 28 2020, 08:10 AM , By : CherryMasterHouse
Assembly explanation about stereoCalibrate error with OutputArray::Create assertion error
Assembly explanation about stereoCalibrate error with OutputArray::Create assertion error
With these it helps Why go for assembly? OpenCV is open source and you can check the code you're calling here: https://github.com/opencv/opencv/blob/master/modules/calib3d/src/calibration.cppL3523If you get assertion fails in OpenCV it's usually beca
TAG : opencv
Date : October 24 2020, 01:32 PM , By : dips
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