1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.example.android.rs.hellocomputendk; 18 19 import android.app.Activity; 20 import android.os.Bundle; 21 import android.graphics.BitmapFactory; 22 import android.graphics.Bitmap; 23 import android.widget.ImageView; 24 25 public class HelloComputeNDK extends Activity { 26 private Bitmap mBitmapIn; 27 private Bitmap mBitmapOut; 28 29 static { 30 System.loadLibrary("hellocomputendk"); 31 } 32 nativeMono(String cacheDir, int X, int Y, Bitmap in, Bitmap out)33 native void nativeMono(String cacheDir, int X, int Y, Bitmap in, Bitmap out); 34 35 @Override onCreate(Bundle savedInstanceState)36 protected void onCreate(Bundle savedInstanceState) { 37 super.onCreate(savedInstanceState); 38 setContentView(R.layout.main); 39 40 mBitmapIn = loadBitmap(R.drawable.data); 41 mBitmapOut = Bitmap.createBitmap(mBitmapIn.getWidth(), mBitmapIn.getHeight(), 42 mBitmapIn.getConfig()); 43 44 ImageView in = findViewById(R.id.displayin); 45 in.setImageBitmap(mBitmapIn); 46 47 ImageView out = findViewById(R.id.displayout); 48 out.setImageBitmap(mBitmapOut); 49 50 nativeMono(this.getCacheDir().toString(), 51 mBitmapIn.getWidth(), mBitmapIn.getHeight(), 52 mBitmapIn, mBitmapOut); 53 54 } 55 loadBitmap(int resource)56 private Bitmap loadBitmap(int resource) { 57 final BitmapFactory.Options options = new BitmapFactory.Options(); 58 options.inPreferredConfig = Bitmap.Config.ARGB_8888; 59 return BitmapFactory.decodeResource(getResources(), resource, options); 60 } 61 } 62