Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 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 android.renderscript; |
| 18 | |
| 19 | import android.util.Log; |
| 20 | |
| 21 | /** |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 22 | * Intrinsic for applying a 5x5 convolve to an allocation. |
| 23 | * |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 24 | **/ |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 25 | public final class ScriptIntrinsicConvolve5x5 extends ScriptIntrinsic { |
| 26 | private final float[] mValues = new float[25]; |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 27 | private Allocation mInput; |
| 28 | |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 29 | private ScriptIntrinsicConvolve5x5(int id, RenderScript rs) { |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 30 | super(id, rs); |
| 31 | } |
| 32 | |
| 33 | /** |
Jason Sams | d93fdb7 | 2013-06-27 15:42:30 -0700 | [diff] [blame^] | 34 | * Supported elements types are {@link Element#U8}, {@link |
| 35 | * Element#U8_2}, {@link Element#U8_3}, {@link Element#U8_4}, |
| 36 | * {@link Element#F32}, {@link Element#F32_2}, {@link |
| 37 | * Element#F32_3}, and {@link Element#F32_4} |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 38 | * |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 39 | * The default coefficients are. |
| 40 | * <code> |
| 41 | * <p> [ 0, 0, 0, 0, 0 ] |
| 42 | * <p> [ 0, 0, 0, 0, 0 ] |
| 43 | * <p> [ 0, 0, 1, 0, 0 ] |
| 44 | * <p> [ 0, 0, 0, 0, 0 ] |
| 45 | * <p> [ 0, 0, 0, 0, 0 ] |
| 46 | * </code> |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 47 | * |
Tim Murray | c11e25c | 2013-04-09 11:01:01 -0700 | [diff] [blame] | 48 | * @param rs The RenderScript context |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 49 | * @param e Element type for intputs and outputs |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 50 | * |
| 51 | * @return ScriptIntrinsicConvolve5x5 |
| 52 | */ |
| 53 | public static ScriptIntrinsicConvolve5x5 create(RenderScript rs, Element e) { |
Jason Sams | 048c978 | 2013-06-17 18:35:31 -0700 | [diff] [blame] | 54 | if (!e.isCompatible(Element.U8(rs)) && |
Jason Sams | d93fdb7 | 2013-06-27 15:42:30 -0700 | [diff] [blame^] | 55 | !e.isCompatible(Element.U8_2(rs)) && |
| 56 | !e.isCompatible(Element.U8_3(rs)) && |
Jason Sams | 048c978 | 2013-06-17 18:35:31 -0700 | [diff] [blame] | 57 | !e.isCompatible(Element.U8_4(rs)) && |
| 58 | !e.isCompatible(Element.F32(rs)) && |
Jason Sams | d93fdb7 | 2013-06-27 15:42:30 -0700 | [diff] [blame^] | 59 | !e.isCompatible(Element.F32_2(rs)) && |
| 60 | !e.isCompatible(Element.F32_3(rs)) && |
Jason Sams | 048c978 | 2013-06-17 18:35:31 -0700 | [diff] [blame] | 61 | !e.isCompatible(Element.F32_4(rs))) { |
| 62 | throw new RSIllegalArgumentException("Unsuported element type."); |
| 63 | } |
| 64 | |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 65 | int id = rs.nScriptIntrinsicCreate(4, e.getID(rs)); |
| 66 | return new ScriptIntrinsicConvolve5x5(id, rs); |
| 67 | |
| 68 | } |
| 69 | |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 70 | /** |
| 71 | * Set the input of the blur. |
| 72 | * Must match the element type supplied during create. |
| 73 | * |
| 74 | * @param ain The input allocation. |
| 75 | */ |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 76 | public void setInput(Allocation ain) { |
| 77 | mInput = ain; |
Jason Sams | e6a7886 | 2012-10-15 15:45:12 -0700 | [diff] [blame] | 78 | setVar(1, ain); |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 79 | } |
| 80 | |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 81 | /** |
| 82 | * Set the coefficients for the convolve. |
| 83 | * |
| 84 | * The convolve layout is |
| 85 | * <code> |
| 86 | * <p> [ 0, 1, 2, 3, 4 ] |
| 87 | * <p> [ 5, 6, 7, 8, 9 ] |
| 88 | * <p> [ 10, 11, 12, 13, 14 ] |
| 89 | * <p> [ 15, 16, 17, 18, 19 ] |
| 90 | * <p> [ 20, 21, 22, 23, 24 ] |
| 91 | * </code> |
| 92 | * |
| 93 | * @param v The array of coefficients to set |
| 94 | */ |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 95 | public void setCoefficients(float v[]) { |
| 96 | FieldPacker fp = new FieldPacker(25*4); |
| 97 | for (int ct=0; ct < mValues.length; ct++) { |
| 98 | mValues[ct] = v[ct]; |
| 99 | fp.addF32(mValues[ct]); |
| 100 | } |
| 101 | setVar(0, fp); |
| 102 | } |
| 103 | |
Jason Sams | 80d8190 | 2012-09-13 17:00:48 -0700 | [diff] [blame] | 104 | /** |
| 105 | * Apply the filter to the input and save to the specified |
| 106 | * allocation. |
| 107 | * |
| 108 | * @param aout Output allocation. Must match creation element |
| 109 | * type. |
| 110 | */ |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 111 | public void forEach(Allocation aout) { |
| 112 | forEach(0, null, aout, null); |
| 113 | } |
| 114 | |
Jason Sams | 08a8158 | 2012-09-18 12:32:10 -0700 | [diff] [blame] | 115 | /** |
| 116 | * Get a KernelID for this intrinsic kernel. |
| 117 | * |
| 118 | * @return Script.KernelID The KernelID object. |
| 119 | */ |
| 120 | public Script.KernelID getKernelID() { |
| 121 | return createKernelID(0, 2, null, null); |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Get a FieldID for the input field of this intrinsic. |
| 126 | * |
| 127 | * @return Script.FieldID The FieldID object. |
| 128 | */ |
| 129 | public Script.FieldID getFieldID_Input() { |
| 130 | return createFieldID(1, null); |
| 131 | } |
Jason Sams | 3a5b801 | 2012-09-08 22:16:14 -0700 | [diff] [blame] | 132 | } |
| 133 | |