5 * Created by Ralf Kistner on 7/12/2009.
6 * Copyright 2008 ZXing authors All rights reserved.
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
21 #ifndef EDGEDETECTOR_H_
22 #define EDGEDETECTOR_H_
25 #include <zxing/common/BitMatrix.h>
26 #include <zxing/common/Point.h>
29 namespace EdgeDetector {
31 void findEdgePoints(std::vector<Point>& points, const BitMatrix& image, Point start, Point end, bool invert, int skip, float deviation);
32 Line findLine(const BitMatrix& image, Line estimate, bool invert, int deviation, float threshold, int skip);
34 Point intersection(Line a, Line b);
38 #endif /* EDGEDETECTOR_H_ */