ScriptIntrinsicConvolve3x3.java revision d93fdb77d84aa3f2c427034cf17e72941f3c3418
16ab97682fd444586ee135912a4210417a1c8781bJason Sams/* 26ab97682fd444586ee135912a4210417a1c8781bJason Sams * Copyright (C) 2012 The Android Open Source Project 36ab97682fd444586ee135912a4210417a1c8781bJason Sams * 46ab97682fd444586ee135912a4210417a1c8781bJason Sams * Licensed under the Apache License, Version 2.0 (the "License"); 56ab97682fd444586ee135912a4210417a1c8781bJason Sams * you may not use this file except in compliance with the License. 66ab97682fd444586ee135912a4210417a1c8781bJason Sams * You may obtain a copy of the License at 76ab97682fd444586ee135912a4210417a1c8781bJason Sams * 86ab97682fd444586ee135912a4210417a1c8781bJason Sams * http://www.apache.org/licenses/LICENSE-2.0 96ab97682fd444586ee135912a4210417a1c8781bJason Sams * 106ab97682fd444586ee135912a4210417a1c8781bJason Sams * Unless required by applicable law or agreed to in writing, software 116ab97682fd444586ee135912a4210417a1c8781bJason Sams * distributed under the License is distributed on an "AS IS" BASIS, 126ab97682fd444586ee135912a4210417a1c8781bJason Sams * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 136ab97682fd444586ee135912a4210417a1c8781bJason Sams * See the License for the specific language governing permissions and 146ab97682fd444586ee135912a4210417a1c8781bJason Sams * limitations under the License. 156ab97682fd444586ee135912a4210417a1c8781bJason Sams */ 166ab97682fd444586ee135912a4210417a1c8781bJason Sams 176ab97682fd444586ee135912a4210417a1c8781bJason Samspackage android.renderscript; 186ab97682fd444586ee135912a4210417a1c8781bJason Sams 196ab97682fd444586ee135912a4210417a1c8781bJason Samsimport android.util.Log; 206ab97682fd444586ee135912a4210417a1c8781bJason Sams 216ab97682fd444586ee135912a4210417a1c8781bJason Sams/** 2280d819033d4687507907f787d47379b7b37eae19Jason Sams * Intrinsic for applying a 3x3 convolve to an allocation. 2380d819033d4687507907f787d47379b7b37eae19Jason Sams * 246ab97682fd444586ee135912a4210417a1c8781bJason Sams **/ 2580d819033d4687507907f787d47379b7b37eae19Jason Samspublic final class ScriptIntrinsicConvolve3x3 extends ScriptIntrinsic { 2680d819033d4687507907f787d47379b7b37eae19Jason Sams private final float[] mValues = new float[9]; 2719e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams private Allocation mInput; 286ab97682fd444586ee135912a4210417a1c8781bJason Sams 2980d819033d4687507907f787d47379b7b37eae19Jason Sams private ScriptIntrinsicConvolve3x3(int id, RenderScript rs) { 306ab97682fd444586ee135912a4210417a1c8781bJason Sams super(id, rs); 316ab97682fd444586ee135912a4210417a1c8781bJason Sams } 326ab97682fd444586ee135912a4210417a1c8781bJason Sams 336ab97682fd444586ee135912a4210417a1c8781bJason Sams /** 34d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams * Supported elements types are {@link Element#U8}, {@link 35d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams * Element#U8_2}, {@link Element#U8_3}, {@link Element#U8_4}, 36d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams * {@link Element#F32}, {@link Element#F32_2}, {@link 37d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams * Element#F32_3}, and {@link Element#F32_4} 3880d819033d4687507907f787d47379b7b37eae19Jason Sams * 3980d819033d4687507907f787d47379b7b37eae19Jason Sams * The default coefficients are. 406ab97682fd444586ee135912a4210417a1c8781bJason Sams * 4180d819033d4687507907f787d47379b7b37eae19Jason Sams * <code> 4280d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 0, 0, 0 ] 4380d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 0, 1, 0 ] 4480d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 0, 0, 0 ] 4580d819033d4687507907f787d47379b7b37eae19Jason Sams * </code> 466ab97682fd444586ee135912a4210417a1c8781bJason Sams * 47c11e25c4e653124def1fb18e203b894f42106cbeTim Murray * @param rs The RenderScript context 4880d819033d4687507907f787d47379b7b37eae19Jason Sams * @param e Element type for intputs and outputs 496ab97682fd444586ee135912a4210417a1c8781bJason Sams * 506ab97682fd444586ee135912a4210417a1c8781bJason Sams * @return ScriptIntrinsicConvolve3x3 516ab97682fd444586ee135912a4210417a1c8781bJason Sams */ 526ab97682fd444586ee135912a4210417a1c8781bJason Sams public static ScriptIntrinsicConvolve3x3 create(RenderScript rs, Element e) { 5380d819033d4687507907f787d47379b7b37eae19Jason Sams float f[] = { 0, 0, 0, 0, 1, 0, 0, 0, 0}; 54048c978ae599ecc9e00d68040ae9fd8a9d46df64Jason Sams if (!e.isCompatible(Element.U8(rs)) && 55d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams !e.isCompatible(Element.U8_2(rs)) && 56d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams !e.isCompatible(Element.U8_3(rs)) && 57048c978ae599ecc9e00d68040ae9fd8a9d46df64Jason Sams !e.isCompatible(Element.U8_4(rs)) && 58048c978ae599ecc9e00d68040ae9fd8a9d46df64Jason Sams !e.isCompatible(Element.F32(rs)) && 59d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams !e.isCompatible(Element.F32_2(rs)) && 60d93fdb77d84aa3f2c427034cf17e72941f3c3418Jason Sams !e.isCompatible(Element.F32_3(rs)) && 61048c978ae599ecc9e00d68040ae9fd8a9d46df64Jason Sams !e.isCompatible(Element.F32_4(rs))) { 6280d819033d4687507907f787d47379b7b37eae19Jason Sams throw new RSIllegalArgumentException("Unsuported element type."); 6380d819033d4687507907f787d47379b7b37eae19Jason Sams } 646ab97682fd444586ee135912a4210417a1c8781bJason Sams int id = rs.nScriptIntrinsicCreate(1, e.getID(rs)); 6580d819033d4687507907f787d47379b7b37eae19Jason Sams ScriptIntrinsicConvolve3x3 si = new ScriptIntrinsicConvolve3x3(id, rs); 6680d819033d4687507907f787d47379b7b37eae19Jason Sams si.setCoefficients(f); 6780d819033d4687507907f787d47379b7b37eae19Jason Sams return si; 686ab97682fd444586ee135912a4210417a1c8781bJason Sams 696ab97682fd444586ee135912a4210417a1c8781bJason Sams } 706ab97682fd444586ee135912a4210417a1c8781bJason Sams 7180d819033d4687507907f787d47379b7b37eae19Jason Sams /** 7280d819033d4687507907f787d47379b7b37eae19Jason Sams * Set the input of the blur. 7380d819033d4687507907f787d47379b7b37eae19Jason Sams * Must match the element type supplied during create. 7480d819033d4687507907f787d47379b7b37eae19Jason Sams * 7580d819033d4687507907f787d47379b7b37eae19Jason Sams * @param ain The input allocation. 7680d819033d4687507907f787d47379b7b37eae19Jason Sams */ 7719e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams public void setInput(Allocation ain) { 7819e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams mInput = ain; 79e6a7886674c167b4e17f6dc72d41d5b9c604cdd1Jason Sams setVar(1, ain); 8019e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams } 816ab97682fd444586ee135912a4210417a1c8781bJason Sams 8280d819033d4687507907f787d47379b7b37eae19Jason Sams /** 8380d819033d4687507907f787d47379b7b37eae19Jason Sams * Set the coefficients for the convolve. 8480d819033d4687507907f787d47379b7b37eae19Jason Sams * 8580d819033d4687507907f787d47379b7b37eae19Jason Sams * The convolve layout is 8680d819033d4687507907f787d47379b7b37eae19Jason Sams * <code> 8780d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 0, 1, 2 ] 8880d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 3, 4, 5 ] 8980d819033d4687507907f787d47379b7b37eae19Jason Sams * <p> [ 6, 7, 8 ] 9080d819033d4687507907f787d47379b7b37eae19Jason Sams * </code> 9180d819033d4687507907f787d47379b7b37eae19Jason Sams * 9280d819033d4687507907f787d47379b7b37eae19Jason Sams * @param v The array of coefficients to set 9380d819033d4687507907f787d47379b7b37eae19Jason Sams */ 9480d819033d4687507907f787d47379b7b37eae19Jason Sams public void setCoefficients(float v[]) { 956ab97682fd444586ee135912a4210417a1c8781bJason Sams FieldPacker fp = new FieldPacker(9*4); 966ab97682fd444586ee135912a4210417a1c8781bJason Sams for (int ct=0; ct < mValues.length; ct++) { 976ab97682fd444586ee135912a4210417a1c8781bJason Sams mValues[ct] = v[ct]; 986ab97682fd444586ee135912a4210417a1c8781bJason Sams fp.addF32(mValues[ct]); 996ab97682fd444586ee135912a4210417a1c8781bJason Sams } 1006ab97682fd444586ee135912a4210417a1c8781bJason Sams setVar(0, fp); 1016ab97682fd444586ee135912a4210417a1c8781bJason Sams } 10219e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams 10380d819033d4687507907f787d47379b7b37eae19Jason Sams /** 10480d819033d4687507907f787d47379b7b37eae19Jason Sams * Apply the filter to the input and save to the specified 10580d819033d4687507907f787d47379b7b37eae19Jason Sams * allocation. 10680d819033d4687507907f787d47379b7b37eae19Jason Sams * 10780d819033d4687507907f787d47379b7b37eae19Jason Sams * @param aout Output allocation. Must match creation element 10880d819033d4687507907f787d47379b7b37eae19Jason Sams * type. 10980d819033d4687507907f787d47379b7b37eae19Jason Sams */ 11019e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams public void forEach(Allocation aout) { 11119e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams forEach(0, null, aout, null); 11219e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams } 11319e1086df11567be9ee3eaf99fa1fc82c65b2b27Jason Sams 11408a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams /** 11508a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * Get a KernelID for this intrinsic kernel. 11608a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * 11708a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * @return Script.KernelID The KernelID object. 11808a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams */ 11908a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams public Script.KernelID getKernelID() { 12008a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams return createKernelID(0, 2, null, null); 12108a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams } 12208a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams 12308a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams /** 12408a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * Get a FieldID for the input field of this intrinsic. 12508a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * 12608a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams * @return Script.FieldID The FieldID object. 12708a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams */ 12808a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams public Script.FieldID getFieldID_Input() { 12908a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams return createFieldID(1, null); 13008a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams } 13108a81583c18a849e442ceeb8d7baeca743fb3be8Jason Sams 1326ab97682fd444586ee135912a4210417a1c8781bJason Sams} 1336ab97682fd444586ee135912a4210417a1c8781bJason Sams 134