Convolve5x5.java revision 3a5b8011765906c15b5474b2bc43d80f6746cb45 
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.ScriptGroup;
28import android.renderscript.ScriptIntrinsicConvolve5x5;
29import android.renderscript.Type;
30import android.util.Log;
31
32public class Convolve5x5 extends TestBase {
33    private ScriptC_convolve5x5 mScript;
34    private ScriptIntrinsicConvolve5x5 mIntrinsic;
35
36    private int mWidth;
37    private int mHeight;
38    private boolean mUseIntrinsic;
39
40    public Convolve5x5(boolean useIntrinsic) {
41        mUseIntrinsic = useIntrinsic;
42    }
43
44    public void createTest(android.content.res.Resources res) {
45        mWidth = mInPixelsAllocation.getType().getX();
46        mHeight = mInPixelsAllocation.getType().getY();
47
48        float f[] = new float[25];
49        f[0] = 0.012f; f[1] = 0.025f; f[2] = 0.031f; f[3] = 0.025f; f[4] = 0.012f;
50        f[5] = 0.025f; f[6] = 0.057f; f[7] = 0.075f; f[8] = 0.057f; f[9] = 0.025f;
51        f[10]= 0.031f; f[11]= 0.075f; f[12]= 0.095f; f[13]= 0.075f; f[14]= 0.031f;
52        f[15]= 0.025f; f[16]= 0.057f; f[17]= 0.075f; f[18]= 0.057f; f[19]= 0.025f;
53        f[20]= 0.012f; f[21]= 0.025f; f[22]= 0.031f; f[23]= 0.025f; f[24]= 0.012f;
54
55        if (mUseIntrinsic) {
56            mIntrinsic = ScriptIntrinsicConvolve5x5.create(mRS, Element.U8_4(mRS));
57            mIntrinsic.setCoefficients(f);
58            mIntrinsic.setInput(mInPixelsAllocation);
59        } else {
60            mScript = new ScriptC_convolve5x5(mRS, res, R.raw.convolve5x5);
61            mScript.set_gCoeffs(f);
62            mScript.set_gIn(mInPixelsAllocation);
63            mScript.set_gWidth(mWidth);
64            mScript.set_gHeight(mHeight);
65        }
66    }
67
68    public void runTest() {
69        if (mUseIntrinsic) {
70            mIntrinsic.forEach(mOutPixelsAllocation);
71        } else {
72            mScript.forEach_root(mOutPixelsAllocation);
73        }
74    }
75
76}
77