Java tutorial
//package com.java2s; //License from project: Open Source License import android.graphics.Bitmap; import android.graphics.Matrix; public class Main { public static Bitmap rotate(Bitmap bitmap, int degree) { int w = bitmap.getWidth(); int h = bitmap.getHeight(); Matrix mtx = new Matrix(); mtx.postRotate(degree); return Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, true); } }