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      1 /*
      2  * Copyright (C) 2012 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.android.rs.image;
     18 
     19 import java.lang.Math;
     20 
     21 import android.graphics.Bitmap;
     22 import android.renderscript.Allocation;
     23 import android.renderscript.Element;
     24 import android.renderscript.RenderScript;
     25 import android.renderscript.ScriptIntrinsicBlur;
     26 import android.renderscript.ScriptIntrinsicColorMatrix;
     27 import android.renderscript.Type;
     28 import android.renderscript.Matrix4f;
     29 import android.util.Log;
     30 import android.widget.SeekBar;
     31 import android.widget.TextView;
     32 
     33 public class Blur25G extends TestBase {
     34     private final int MAX_RADIUS = 25;
     35     private float mRadius = MAX_RADIUS;
     36 
     37     private ScriptIntrinsicBlur mIntrinsic;
     38 
     39     private ScriptIntrinsicColorMatrix mCM;
     40     private Allocation mScratchPixelsAllocation1;
     41     private Allocation mScratchPixelsAllocation2;
     42 
     43 
     44     public Blur25G() {
     45     }
     46 
     47     public boolean onBar1Setup(SeekBar b, TextView t) {
     48         t.setText("Radius");
     49         b.setProgress(100);
     50         return true;
     51     }
     52 
     53 
     54     public void onBar1Changed(int progress) {
     55         mRadius = ((float)progress) / 100.0f * MAX_RADIUS;
     56         if (mRadius <= 0.10f) {
     57             mRadius = 0.10f;
     58         }
     59         mIntrinsic.setRadius(mRadius);
     60     }
     61 
     62 
     63     public void createTest(android.content.res.Resources res) {
     64         int width = mInPixelsAllocation.getType().getX();
     65         int height = mInPixelsAllocation.getType().getY();
     66 
     67         Type.Builder tb = new Type.Builder(mRS, Element.U8(mRS));
     68         tb.setX(width);
     69         tb.setY(height);
     70         mScratchPixelsAllocation1 = Allocation.createTyped(mRS, tb.create());
     71         mScratchPixelsAllocation2 = Allocation.createTyped(mRS, tb.create());
     72 
     73         mCM = ScriptIntrinsicColorMatrix.create(mRS);
     74         mCM.forEach(mInPixelsAllocation, mScratchPixelsAllocation1);
     75 
     76         mIntrinsic = ScriptIntrinsicBlur.create(mRS, Element.U8(mRS));
     77         mIntrinsic.setRadius(MAX_RADIUS);
     78         mIntrinsic.setInput(mScratchPixelsAllocation1);
     79     }
     80 
     81     public void runTest() {
     82         mIntrinsic.forEach(mScratchPixelsAllocation2);
     83     }
     84 
     85     public void setupBenchmark() {
     86         mIntrinsic.setRadius(MAX_RADIUS);
     87     }
     88 
     89     public void exitBenchmark() {
     90         mIntrinsic.setRadius(mRadius);
     91     }
     92 
     93     public void updateBitmap(Bitmap b) {
     94         Matrix4f m = new Matrix4f();
     95         m.set(0, 0, 1.f);
     96         m.set(0, 1, 1.f);
     97         m.set(0, 2, 1.f);
     98 
     99         m.set(1, 1, 0.f);
    100         m.set(2, 2, 0.f);
    101         m.set(3, 3, 0.f);
    102         mCM.setColorMatrix(m);
    103         mCM.setAdd(0.f, 0.f, 0.f, 1.f);
    104 
    105         mCM.forEach(mScratchPixelsAllocation2, mOutPixelsAllocation);
    106         mOutPixelsAllocation.copyTo(b);
    107     }
    108 
    109 }
    110 
    111