Java tutorial
//package com.java2s; /* * http://code.google.com/p/ametro/ * Transport map viewer for Android platform * Copyright (C) 2009-2010 contacts@ametro.org Roman Golovanov and other * respective project committers (see project home page) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ import android.graphics.Bitmap; import android.graphics.BitmapFactory; public class Main { public static Bitmap createScaledBitmap(String path, float scale, boolean filtering) { Bitmap src = BitmapFactory.decodeFile(path); int width = (int) (src.getWidth() * scale + 0.5f); int height = (int) (src.getHeight() * scale + 0.5f); return Bitmap.createScaledBitmap(src, width, height, filtering); } }