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Is Opencv dnn module thread-safe I want to deploy an image classification application with opencv dnn module. here's som

I'm doing this, too. It's mainly because probBlob.matRefConst() didn't work. There's one inefficient way to solve the problem is by using the function probBlob.getplane(), you will get a Mat.

I suggest you to use imagewatch and debug to see what happened in each step.

try to use dnn::blob::fromImages(img) to load the image that may be helpful