| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * 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.android.rs.image2; |
| |
| import java.lang.Math; |
| |
| import android.support.v8.renderscript.*; |
| import android.util.Log; |
| |
| public class Convolve5x5 extends TestBase { |
| private ScriptC_convolve5x5 mScript; |
| private ScriptIntrinsicConvolve5x5 mIntrinsic; |
| |
| private int mWidth; |
| private int mHeight; |
| private boolean mUseIntrinsic; |
| |
| public Convolve5x5(boolean useIntrinsic) { |
| mUseIntrinsic = useIntrinsic; |
| } |
| |
| private float blend(float v1, float v2, float p) { |
| return (v2 * p) + (v1 * (1.f-p)); |
| } |
| |
| private float[] updateMatrix(float str) { |
| float f[] = new float[25]; |
| final float f125 = 1.f / 25.f; |
| float cf1 = blend(f125, -1.f, str); |
| float cf2 = blend(f125, -3.f, str); |
| float cf3 = blend(f125, -4.f, str); |
| float cf4 = blend(f125, 6.f, str); |
| float cf5 = blend(f125, 20.f, str); |
| float cf6 = blend(f125, 0.f, str); |
| f[0] = cf1; f[1] = cf2; f[2] = cf3; f[3] = cf2; f[4] = cf1; |
| f[5] = cf2; f[6] = cf6; f[7] = cf4; f[8] = cf6; f[9] = cf2; |
| f[10]= cf3; f[11]= cf4; f[12]= cf5; f[13]= cf4; f[14]= cf3; |
| f[15]= cf2; f[16]= cf6; f[17]= cf4; f[18]= cf6; f[19]= cf2; |
| f[20]= cf1; f[21]= cf2; f[22]= cf3; f[23]= cf2; f[24]= cf1; |
| return f; |
| } |
| |
| |
| public void createTest(android.content.res.Resources res) { |
| mWidth = mInPixelsAllocation.getType().getX(); |
| mHeight = mInPixelsAllocation.getType().getY(); |
| |
| float f[] = updateMatrix(1.f); |
| //f[0] = 0.012f; f[1] = 0.025f; f[2] = 0.031f; f[3] = 0.025f; f[4] = 0.012f; |
| //f[5] = 0.025f; f[6] = 0.057f; f[7] = 0.075f; f[8] = 0.057f; f[9] = 0.025f; |
| //f[10]= 0.031f; f[11]= 0.075f; f[12]= 0.095f; f[13]= 0.075f; f[14]= 0.031f; |
| //f[15]= 0.025f; f[16]= 0.057f; f[17]= 0.075f; f[18]= 0.057f; f[19]= 0.025f; |
| //f[20]= 0.012f; f[21]= 0.025f; f[22]= 0.031f; f[23]= 0.025f; f[24]= 0.012f; |
| |
| //f[0] = 1.f; f[1] = 2.f; f[2] = 0.f; f[3] = -2.f; f[4] = -1.f; |
| //f[5] = 4.f; f[6] = 8.f; f[7] = 0.f; f[8] = -8.f; f[9] = -4.f; |
| //f[10]= 6.f; f[11]=12.f; f[12]= 0.f; f[13]=-12.f; f[14]= -6.f; |
| //f[15]= 4.f; f[16]= 8.f; f[17]= 0.f; f[18]= -8.f; f[19]= -4.f; |
| //f[20]= 1.f; f[21]= 2.f; f[22]= 0.f; f[23]= -2.f; f[24]= -1.f; |
| |
| if (mUseIntrinsic) { |
| mIntrinsic = ScriptIntrinsicConvolve5x5.create(mRS, Element.U8_4(mRS)); |
| mIntrinsic.setCoefficients(f); |
| mIntrinsic.setInput(mInPixelsAllocation); |
| } else { |
| mScript = new ScriptC_convolve5x5(mRS); |
| mScript.set_gCoeffs(f); |
| mScript.set_gIn(mInPixelsAllocation); |
| mScript.set_gWidth(mWidth); |
| mScript.set_gHeight(mHeight); |
| } |
| } |
| |
| public void animateBars(float time) { |
| float f[] = updateMatrix(time % 1.f); |
| if (mUseIntrinsic) { |
| mIntrinsic.setCoefficients(f); |
| } else { |
| mScript.set_gCoeffs(f); |
| } |
| } |
| |
| public void runTest() { |
| if (mUseIntrinsic) { |
| mIntrinsic.forEach(mOutPixelsAllocation); |
| } else { |
| mScript.forEach_root(mOutPixelsAllocation); |
| } |
| } |
| |
| } |