Kotlin  이미지(Image)  : 블러링(blurring)
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    MainActivity.kt
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class MainActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        //setContentView(R.layout.activity_main)

        setContentView(MyGraphicView(this))
    }

    private class MyGraphicView(context: Context) : View(context) {

        override fun onDraw(canvas: Canvas) {
            super.onDraw(canvas)
            var picture = BitmapFactory.decodeResource(resources,R.drawable.durumi)

            var picX = (this.width - picture.width) / 2f
            var picY = (this.height - picture.height) / 2f

            var paint = Paint()
            var bMask: BlurMaskFilter

            bMask = BlurMaskFilter(30f, BlurMaskFilter.Blur.NORMAL)
            paint.maskFilter = bMask
            canvas.drawBitmap(picture, picX, picY, paint)
            picture.recycle()
/*
            bMask = BlurMaskFilter(30f, BlurMaskFilter.Blur.INNER)
            paint.maskFilter = bMask
            canvas.drawBitmap(picture, picX, picY, paint)
            picture.recycle()

            bMask = BlurMaskFilter(30f, BlurMaskFilter.Blur.OUTER)
            paint.maskFilter = bMask
            canvas.drawBitmap(picture, picX, picY, paint)
            picture.recycle()

            bMask = BlurMaskFilter(30f, BlurMaskFilter.Blur.SOLID)
            paint.maskFilter = bMask
            canvas.drawBitmap(picture, picX, picY, paint)
            picture.recycle()

*/
        }
    }
}