content: /*
   * Copyright (C) 2011 Google Inc.
   * 
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not
   * use this file except in compliance with the License. You may obtain a copy of
   * the License at
   * 
   * http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations under
   * the License.
   */
  
  package com.googlecode.leptonica.android.test;
  
  import android.graphics.Bitmap;
  import android.test.suitebuilder.annotation.SmallTest;
  
  import com.googlecode.leptonica.android.Pix;
  import com.googlecode.leptonica.android.ReadFile;
  import com.googlecode.leptonica.android.Scale;
  
  import junit.framework.TestCase;
  
  public class ScaleTest extends TestCase {
      @SmallTest
      public void testScale() {
          testScale(640, 480, 1.0f, 1.0f);
          testScale(640, 480, 0.5f, 0.25f);
      }
      
      private void testScale(int inputWidth, int inputHeight, float scaleX, float scaleY) {
          Bitmap bmp = Bitmap.createBitmap(inputWidth, inputHeight, Bitmap.Config.ARGB_8888);
          Pix pixs = ReadFile.readBitmap(bmp);
          Pix pixd = Scale.scale(pixs, scaleX, scaleY);
          
          assertEquals((int) (inputWidth * scaleX), pixd.getWidth());
          assertEquals((int) (inputHeight * scaleY), pixd.getHeight());
          
          bmp.recycle();
          pixs.recycle();
          pixd.recycle();
      }
  }
  