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How to draw contour around text string

Hi All,

I am trying to implement simple contour around text:

Init picture image description

Finish picture

image description

I found contours using Imgproc.findContours function but I don't have idea what need do in next step.

How to draw contour around text string

Hi All,

I am trying to implement simple contour around text:

Init picture image description

Finish pictureI want to get the following:

image description

I found contours around letters using Imgproc.findContours function but I don't have idea what need do in next step.