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 rotateBitmap(Bitmap bitmap, int rotate) { int width = bitmap.getWidth(); int height = bitmap.getHeight(); Matrix matrix = new Matrix(); matrix.postRotate(rotate); return Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, false); } }