opencv - outline drawing of text using Emgu -


i want annotate camera feed. using these apis

image<bgr, byte>.draw();

however depending on lighting text not readable. draw text black border , white fill. how do using emgu?

var labeledcameraframe = new image<bgr, byte>(cameraframe.bitmap);  var border = new rectangle(0, 0, 200, 40); labeledcameraframe.draw(border, new bgr(color.white), -1); labeledcameraframe.draw(border, new bgr(color.black));  cvinvoke.puttext(labeledcameraframe, "hello, world", new point(10, border.height - 10), fontface.hersheysimplex, 1.0, new bgr(color.blue).mcvscalar);

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