Install Free Gold Price Widget!
Install Free Gold Price Widget!
Install Free Gold Price Widget!
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- OpenCV - Ask OpenCV Questions, Get OpenCV Answers
OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library
- Cant open read file: check file path integrity - C++ - OpenCV
Hello friends The following program WORKED to read image files, but it stopped working and gave the following error: global loadsave cpp:268 cv::findDecoder imread_(''): can't open read file: check file path integrity #include <opencv2 imgcodecs hpp> #include <opencv2 highgui hpp> #include <opencv2 imgproc hpp> #include <iostream> using namespace cv; using namespace std; Mat img; int main
- Unable to compile CUDA Version - Python - OpenCV
Hello guys I’m during 3 days trying to make opencv to work with CUDA I already have CUDA installed, cudnn etc What happens: After making all process described in some youtube videos, many and many times, with lots of versions of opencv, with visual studio 2019 and 2022, the last command which I should do is cmake --build “path” --target INSTALL --config Release In the example video
- Import cv2 error - Python - OpenCV
The problem is that there is no cv2 cp310-win_amd64 pyd file generated after the build process I’ve tried several versions of OpenCV and Python, as well as Visual Studio 2022 and 2019 Here are some details about my setup: Windows 11; CUDA 12 4 1; cuDNN 9 1 1; opencv-4 x zip + opencv_contrib-4 x zip; I’ve also tried OpenCV versions 4 9, 4
- Extract Graph Data from image - Python - OpenCV
I’m pretty new to both python and openCV I just need it for one project Users take picture of ECG with their phones and send it to the server I need to extract the graph data and that’s all Here’s a sample image : Original Image Sample I should first crop the image to have only the graph I think As I couldn’t find a way I did it manually Here’s some code which tries to isolate
- A Straightforward method to build ffmpeg for OpenCV?
I have been working and doing research into how to build the opencv_ffmpegxxx dll I’m working with OpenCV 4 5 5, the contrib modules and Visual Studio 2019 I AM able to compile OpenCV to dll’s and the world version but getting ffmpeg to build is beyond me I set the ffmpeg setting in CMake Nothing, though I do see a number of mentions in the world dll Perhaps it is being built but if
- Error: OpenCV(4. 11. 0) error: (-5:Bad argument) in function imshow
I am currently using the current version of opencv When I downgrade to version 4 10, the problem is fixed I think there was an update to the input sent to opencv in version 4 11 and it especially affects Linux-based systems The question is, how should we adjust the array inputs created with numpy in Linux-based systems in the current version?
- Payment for Academic and Commercial Use of the SIFT Algorithm
I started image processing with OpenCV as a hobby Now that the SIFT patent has expired (source: US6711293B1 - Method and apparatus for identifying scale invariant features in an image and use of same for locating an object in an image - Google Patents), SIFT can be implemented in OpenCV Therefore, based on the fact that the OpenCV license is 3-clause BSD and Apache 2 (source: https: opencv
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