Java tutorial
//package com.java2s; import android.graphics.Bitmap; import android.graphics.Matrix; public class Main { /** * Rotate the bitmap with the specif angle * * @param angle * @param bitmap * @return Bitmap */ public static Bitmap rotateImageView(int angle, Bitmap bitmap) { Matrix matrix = new Matrix(); matrix.postRotate(angle); System.out.println("angle2=" + angle); return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true); } }