Java tutorial
//package com.java2s; import android.graphics.Bitmap; import android.graphics.Matrix; public class Main { public static Bitmap showPicture(Bitmap myBitmap, int rot) { Matrix matrix = new Matrix(); matrix.postRotate(rot); Bitmap scaledBitmap = Bitmap.createScaledBitmap(myBitmap, 320, 320, true); return Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scaledBitmap.getHeight(), matrix, true); } }