OpenCV_Test | fbc_cv is an open source image process library | Computer Vision library
kandi X-RAY | OpenCV_Test Summary
kandi X-RAY | OpenCV_Test Summary
fbc_cv is an open source image process library.
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QUESTION
I'm working simple intro OpenCV program. I'm running in Virtualbox (as Ubuntu 20.04). C++/ VS Code. LLDB debugger. Same fault if I run the virtualbox on MacOS or Windows.
---main.cpp---
...ANSWER
Answered 2021-Feb-19 at 08:14So here is a screen shot of the error noted when doing debugging step by step. That error note The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Cocoa support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script in function 'cvShowImage' makes no sense to me at all. But look closely at the notes in the green circle. Which highgui.h is which? Ouch. Those dual directories were created after trying to install OpenCV via the VCPKG package manager (and failing terribly with CMakeLists.txt). So I then did a total additional install via github repo. I did not delete the VCPKG stuff. This was a mess.
The fix? Delete the entire virtualbox and start again from scratch. I did a successful OpenCV build from github source following the steps outlined at https://linuxize.com/post/how-to-install-opencv-on-debian-10/
QUESTION
I wrote a simple OpenCV code using C++ and run it in linux:
...ANSWER
Answered 2021-Jan-15 at 14:511- Install dependencies:
QUESTION
I am using opencv and gdal with visual studio 2019 community version, I writte some sample test to know if opencv and gdal works fine on my computer, but then some error with header file raises, all these error didn't affect the compiling of the program and the running or output of the program, all is fine except those header file syntax error, which makes me really confused. my code is down below:
...ANSWER
Answered 2020-Jan-10 at 03:16Largely those warnings tell you exactly what to do, and where to do it.
The reason why the program runs fine is because they aren't errors - a warning and an error are very different things, with the former generally allowing compilation and an error meaning the program will not compile. You should try to fix warnings as much as possible though as it can cause unexpected results from your program.
For further help on how to fix the warnings if you cannot implement the suggestions then you would have to provide the code which it highlights.
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