Florin

Yes, that was a bug in opencv-node. Actually, I've somehow used an older, unfinished version of the code to publish opencv-node so it had more issues. Now I've updated opencv-node...

Also, console.log Mat works without crashing now, but doing this would output a looong array of bytes which is not very interesting. For debug purposes, I suggest you write your...

Ahh.. you're hitting where it hurts. Seems like calcHist, calcBackProject and 3 other functions are not ported. I did this thing like 2 years ago and I've forgotten about it....