104 questions
If the win_size value is greater than or equal to 16, OpenCV Error: Assertion failed ((icvCalcOpticalFlowLK_8u32fR(uchar*)srcA->data.ptr, (uchar*)srcB->data.ptr,srcA->step,cvGetMatSize(srcA),...
I would like to use OpenCV 2.4.10 to create an XML file by creating positive and negative samples at a command prompt. When I make a positive sample, I also create a vec file. The capacity is 0, but i...
opencv C++ I can make an outline, but I don't know how to surround it with circles or squares.#include stdafx.h # include <vector> # include <strstream> void run() { cv::Match; // Main l...
Is there any good way?cout<<min(depth[i])<endl;I tried it in , but it didn't work.#include stdafx.h # include <vector># include <algorithm>using namespace std;NUI_LOCKED_RECT dep...
There is something I don't understand about how to use opencv.I would like to have opencv detect the edge of the original video file and save it as a new video file.Attempted to execute with the follo...
US>Tools used·Python 3.6·OpenCV 4.5 ( 最新I included the latest version)·Anaconda 3.0I touched on image processing for the first time.At first, I thought it would be really fun, but I got an error and t...
I thought OpenCV 3.0's HDR synthesis would be used by iOS, so I coded it by referring to the following site.http://docs.opencv.org/master/d3/db7/tutorial_hdr_imaging.htmlThe code is as follows. - (UII...
I would like to develop a system using OpenCV running on Raspberry Pi 3 Model B, but I am not sure how to set up the development environment.I'm not sure if it's easier to program with Raspberry Pi or...
When I did the background difference in opencv,OpenCV Error: Assertion failed(m.dims>=2) in Mat, file/build/opencv-ISmtkH/opencv-2.4.9.1+dfsg/modules/core/src/matrix.cpp, line 269Traceback (most re...
We are currently trying to build an environment for GPU programming using OpenCV.However, there are some problems and the installation (strictly lib, dll creation) will fail. If you know the cause, pl...
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