Gocv boundary fill

gocv Border filling

Create target picture

targetImg := gocv.NewMatWithSize(read.Rows(),read.Cols(),gocv.MatTypeCV8UC3)

Fill the boundary

value := color.RGBA{
    R: 255,G: 255,B: 255}
gocv.CopyMakeBorder(read,&targetImg,50,50,50,50,gocv.BorderReflect,value)

Show pictures

window.IMShow(targetImg)
window.WaitKey(0)

gocv.CopyMakeBorder() Function description

• Parameters 1： Source image
• Parameters 2： Target pictures
• Parameters 3,4,5,6 ： On the picture , Next , Left , Right fill size
• Parameters 7,8：https://blog.csdn.net/qq_35789421/article/details/89404224