Get the free hand cropping Image From the original in android

Question

Android: Free Croping of Image Prefer this link to crop the image.

But my problem is when the crop the image than remain part of the original image are black. so how can i remove that black part?

i have use :

    BitmapFactory.Options options = new BitmapFactory.Options();
    bitmap2 = BitmapFactory.decodeFile(Imagepath,options);

    Bitmap resultingImage = Bitmap.createBitmap(bitmap2, Xmin, Ymin, Width, Height);
    Canvas canvas = new Canvas(resultingImage);

here i have get the Xmin,Ymin,Width,Height using this link : https://stackoverflow.com/questions/16693229/need-help-finding-minimum-x-and-y-values-in-an-arraylist-of-points-java

But I have does not create bounding of cropping image... Please Anyone can help me?

Thanx in Advance....