You can get elements from Mat by copying unmanaged memory blocks using DataPointer and converting managed to unmanaged types. Setting values is marshaling in the opposite direction. For an example you can use such an extension class public static class MatExtension { public static dynamic GetValue(this Mat mat, int row, int col) { var value … Read more
The error your receiving is not solely down to cvextern this dll actually points to almost all of the other opencv dlls and all are required. With this error you will require the following dll in your project. Note that the “220” is the version number this will change according to updates. cudart64_32_16.dll cufft64_32_16.dll cvextern.dll … Read more
I had the same problem. My inner exception was “Unable to load DLL ‘opencv_core290′”. You need to copy x86 and x64 folders from “yourEmguFolder/bin” to your project’s output(bin) directory. Then build project again and run. According to emgu wiki
For easy and simple way using COCO dataset, follow these steps : Modify (or copy for backup) the coco.names file in darknet\data\coco.names Delete all other classes except car Modify your cfg file (e.g. yolov3.cfg), change the 3 classes on line 610, 696, 783 from 80 to 1 Change the 3 filters in cfg file on … Read more