Convolve5x5.java revision f1d97e536561b4731997c85873dde3b3fb721cb2 
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
17package com.android.rs.image;
18
19import java.lang.Math;
20
21import android.renderscript.Allocation;
22import android.renderscript.Element;
23import android.renderscript.Matrix4f;
24import android.renderscript.RenderScript;
25import android.renderscript.Script;
26import android.renderscript.ScriptC;
27import android.renderscript.ScriptIntrinsicConvolve5x5;
28import android.renderscript.Type;
29import android.util.Log;
30
31public class Convolve5x5 extends TestBase {
32    private ScriptC_convolve5x5 mScript;
33    private ScriptIntrinsicConvolve5x5 mIntrinsic;
34
35    private int mWidth;
36    private int mHeight;
37    private boolean mUseIntrinsic;
38
39    public Convolve5x5(boolean useIntrinsic) {
40        mUseIntrinsic = useIntrinsic;
41    }
42
43    public void createTest(android.content.res.Resources res) {
44        mWidth = mInPixelsAllocation.getType().getX();
45        mHeight = mInPixelsAllocation.getType().getY();
46
47        float f[] = new float[25];
48        //f[0] = 0.012f; f[1] = 0.025f; f[2] = 0.031f; f[3] = 0.025f; f[4] = 0.012f;
49        //f[5] = 0.025f; f[6] = 0.057f; f[7] = 0.075f; f[8] = 0.057f; f[9] = 0.025f;
50        //f[10]= 0.031f; f[11]= 0.075f; f[12]= 0.095f; f[13]= 0.075f; f[14]= 0.031f;
51        //f[15]= 0.025f; f[16]= 0.057f; f[17]= 0.075f; f[18]= 0.057f; f[19]= 0.025f;
52        //f[20]= 0.012f; f[21]= 0.025f; f[22]= 0.031f; f[23]= 0.025f; f[24]= 0.012f;
53
54        //f[0] = 1.f; f[1] = 2.f; f[2] = 0.f; f[3] = -2.f; f[4] = -1.f;
55        //f[5] = 4.f; f[6] = 8.f; f[7] = 0.f; f[8] = -8.f; f[9] = -4.f;
56        //f[10]= 6.f; f[11]=12.f; f[12]= 0.f; f[13]=-12.f; f[14]= -6.f;
57        //f[15]= 4.f; f[16]= 8.f; f[17]= 0.f; f[18]= -8.f; f[19]= -4.f;
58        //f[20]= 1.f; f[21]= 2.f; f[22]= 0.f; f[23]= -2.f; f[24]= -1.f;
59
60        f[0] = -1.f; f[1] = -3.f; f[2] = -4.f; f[3] = -3.f; f[4] = -1.f;
61        f[5] = -3.f; f[6] =  0.f; f[7] =  6.f; f[8] =  0.f; f[9] = -3.f;
62        f[10]= -4.f; f[11]=  6.f; f[12]= 20.f; f[13]=  6.f; f[14]= -4.f;
63        f[15]= -3.f; f[16]=  0.f; f[17]=  6.f; f[18]=  0.f; f[19]= -3.f;
64        f[20]= -1.f; f[21]= -3.f; f[22]= -4.f; f[23]= -3.f; f[24]= -1.f;
65
66        if (mUseIntrinsic) {
67            mIntrinsic = ScriptIntrinsicConvolve5x5.create(mRS, Element.U8_4(mRS));
68            mIntrinsic.setCoefficients(f);
69            mIntrinsic.setInput(mInPixelsAllocation);
70        } else {
71            mScript = new ScriptC_convolve5x5(mRS);
72            mScript.set_gCoeffs(f);
73            mScript.set_gIn(mInPixelsAllocation);
74            mScript.set_gWidth(mWidth);
75            mScript.set_gHeight(mHeight);
76        }
77    }
78
79    public void runTest() {
80        if (mUseIntrinsic) {
81            mIntrinsic.forEach(mOutPixelsAllocation);
82        } else {
83            mScript.forEach_root(mOutPixelsAllocation);
84        }
85    }
86
87}
88