Java tutorial
//package com.java2s; //License from project: Apache License import android.graphics.Bitmap; import android.graphics.Matrix; import android.util.DisplayMetrics; public class Main { /** * Get a mirror Bitmap * * @param sourceBitmap Bitmap to Change * @return Mirror bitmap */ public static Bitmap getMirrorBitmap(Bitmap sourceBitmap) { Matrix m = new Matrix(); m.preScale(-1, 1); Bitmap dst = Bitmap.createBitmap(sourceBitmap, 0, 0, sourceBitmap.getWidth(), sourceBitmap.getHeight(), m, false); dst.setDensity(DisplayMetrics.DENSITY_DEFAULT); return dst; } }