Java tutorial
//package com.java2s; import android.graphics.Bitmap; import android.graphics.Matrix; public class Main { public static Bitmap handRotateBitmap(Bitmap bitmap, int degree) { if (null != bitmap) { Matrix m = new Matrix(); m.postRotate(degree); bitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), m, true); return bitmap; } return bitmap; } }