2 * Copyright (C) 2012 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.android.gallery3d.filtershow.filters;
19 import android.graphics.Bitmap;
21 import com.android.gallery3d.R;
23 public class ImageFilterEdge extends SimpleImageFilter {
24 private static final String SERIALIZATION_NAME = "EDGE";
25 public ImageFilterEdge() {
29 public FilterRepresentation getDefaultRepresentation() {
30 FilterRepresentation representation = super.getDefaultRepresentation();
31 representation.setName("Edge");
32 representation.setSerializationName(SERIALIZATION_NAME);
33 representation.setFilterClass(ImageFilterEdge.class);
34 representation.setTextId(R.string.edge);
35 representation.setSupportsPartialRendering(true);
36 return representation;
39 native protected void nativeApplyFilter(Bitmap bitmap, int w, int h, float p);
42 public Bitmap apply(Bitmap bitmap, float scaleFactor, int quality) {
43 if (getParameters() == null) {
46 int w = bitmap.getWidth();
47 int h = bitmap.getHeight();
48 float p = getParameters().getValue() + 101;
50 nativeApplyFilter(bitmap, w, h, p);