Java tutorial
//package com.java2s; //License from project: Apache License import android.annotation.TargetApi; import android.graphics.Bitmap; import android.os.Build; public class Main { @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1) public static int getSizeInBytes(Bitmap bitmap) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) { return bitmap.getByteCount(); } else { return bitmap.getRowBytes() * bitmap.getHeight(); } } }