Image edge smoothing with opencv

Question

I am trying to smooth output image edges using opencv framework, I am trying following steps. Steps took from here https://stackoverflow.com/a/17175381/790842

Answer 1

I have followed the following steps to smooth the edges of the Foreground I got from GrabCut.

1. Create a binary image from the mask I got from GrabCut.
2. Find the contour of the binary image.
3. Create an Edge Mask by drawing the contour points. It gives the boundary edges of the Foreground image I got from GrabCut.
4. Then follow the steps define in https://stackoverflow.com/a/17175381/790842