OpenCV
OpenCV (Open Source Computer Vision Library) is written in C/C++, for real time computer vision. It takes advantage of multi-core processing and hardware acceleration. Applications of OpenCV includes egomotion estimation, gesture recognition, facial recognition system, and artificial neural networks.
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Hi,
I thank you very much for your excellent work. However, I endure difficulties understanding your code ; my Java and Python training explain it a bit, but I think it would be great for everyone if it was documented. I mean a short explanation of each - complex - function, its role and its algorithm. I would be especially interested in a documentation of the tracker.
I thank you very much in a
The research paper for the same can be found here - https://docs.opencv.org/4.1.1/dd/d65/classcv_1_1ximgproc_1_1EdgeBoxes.html .
I can help with a rough draft. It'll be great if you could give it some finishing touches and post it out there for the community to view. It's falls in the class of algorithms with a similar objective as selective search.
Using Gstreamer isPlaying() always returns true even when paused and using plain ofVideoPlayer it returns false when paused. It would be great to have a standard behavior.
see:
arturoc/ofxGStreamer#27
English ReadME?
It might be useful to write the ReadME of the repo in English for ease of understanding.
It looks pretty useful.
Install OpenCV, PyQt4, Anaconda.
That means I have to install these three separately?
conda install -c https://conda.anaconda.org/menpo opencv3
Install opencv with anaconda again?
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Apr 13, 2020 - C++
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hardware.camera is deprecated.
The examples should be updated to use camera2.
If I find some time I will take a look at it.
Stitching API
Opencv provide a Stitching module/API
Bascially, i would like to be able to rewrite stitching_detailed.cpp in javascript
This includes :
- Stitcher class
- Features extractors (already implemented in opencv4nodejs)
- Estimator
Installing MinGW-W64
In the installation instructions for Windows at [GoCV][1] we've the below line:
Download and run the MinGW-W64 compiler installer from https://sourceforge.net/projects/mingw-w64/?source=typ_redirect.
I downloaded the mentioned file, but could not find executor file, and could not find anything like x86_64-7.3.0-posix-seh-rt_v5-rev2 as mentioned in the instuctions, any help?
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The MatchTemplate() function results is given different max matching score in Windows 10.
OpenCV => 3.4.1
Operating System / Platform => Windows 10 (64 Bit)
Compiler => Visual Studio 2017
Using the same original and template images in Windows 10 the max matching score is different from Windows 7. Is there library that needs to be updated in Windows 10?
Thank you for your help,
-Ernes
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Dec 22, 2019
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lsd = cv2.createLineSegmentDetector(0)
cv2.error: OpenCV(4.1.1) /io/opencv/modules/imgproc/src/lsd.cpp:143: error: (-213:The function/feature is not implemented) Implementation has been removed due original code license issues in function 'LineSegmentDetectorImpl'
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Feb 20, 2020 - Python
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Apr 12, 2020 - JavaScript
I built the library with Python3 and everything seems to be working, but I noticed that "bgs = libbgs.KNN()" (if opencv 3.x) is not working. The output of KNN is a plain white screen window. Any ideas?
(testpy3) nvidia@tegra-ubuntu:~/cviz/bgslibrary$ python Demo.py
PYTHON TYPE CONVERTERS exported
KNN()
~KNN()
System:
ubuntu 16
opencv 3.3
python3
Right now, only the facebook is showing the GIF on sharing.
We need help improving that on other social networks, please contribute!
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