Java tutorial
//package com.java2s; /** * Appcelerator Titanium Mobile * Copyright (c) 2009-2012 by Appcelerator, Inc. All Rights Reserved. * Licensed under the terms of the Apache Public License * Please see the LICENSE included with this distribution for details. */ import android.graphics.Bitmap; import android.graphics.Matrix; public class Main { /** * Rotate the image * @param bm source bitmap * @param rotation degree of rotation * @return return the rotated bitmap */ public static Bitmap rotateImage(Bitmap bm, int rotation) { Matrix matrix = new Matrix(); matrix.postRotate(rotation); return Bitmap.createBitmap(bm, 0, 0, bm.getWidth(), bm.getHeight(), matrix, true); } }