Tagged Questions
0
votes
1answer
59 views
OpenCV 2.4.4 wth CUDA: registerPageLocked fails
I am trying to page-lock a Mat that has already been created.
Consider the following example code:
...
Mat cpuGray;
GpuMat gpuGray;
cv::cvtColor (cpuColor, cpuGray, CV_BGR2GRAY);
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cuda
1
vote
1answer
429 views
compiling opencv with gpu cuda support
I am using opencv 2.3.1 with cuda4.0.
I have installed the opencv 2.3.1 by CMAKE with WITH_CUDA flag on.And than I compiled the opencv solution in release and debug mode, but still when I used the ...
0
votes
1answer
398 views
Using OpenCV with GPU that is not factory built-in? [closed]
I want to speed up my OpenCV based software for real-time operation using the OpenCV's GPU support library. My computer does not have an in-built GPU supported by OpenCV, so here goes my questions:
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-3
votes
1answer
253 views
How to make a gpu c++ program (for parallel computing)? [closed]
With regards to image processing some tasks can be increased in terms of execution speed by using multiple threads (gpu) implementation. I am using OpenCv and VS2010. I would like to know the steps of ...
0
votes
1answer
550 views
CUDA | OpenCV | GPU Module | How to access an element on cv::gpu::GpuMat matrix
I'm working on a project which implement face detection algorithm on CUDA platform.
Currently I'd to access an element on GpuMat instance.
I have tried the following conventional method.
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