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 QREDGEDETECTOR_H_
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22 #define QREDGEDETECTOR_H_
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24 #include <zxing/qrcode/detector/Detector.h>
25 #include <zxing/common/Point.h>
30 class QREdgeDetector : public Detector {
32 QREdgeDetector(Ref<BitMatrix> image);
34 virtual Ref<PerspectiveTransform> createTransform(Ref<ResultPoint> topLeft, Ref<ResultPoint> topRight, Ref <
35 ResultPoint > bottomLeft, Ref<ResultPoint> alignmentPattern, int dimension);
38 Point findCorner(const BitMatrix& image, Point topLeft, Point topRight, Point bottomLeft, int dimension);
39 Line findPatternEdge(const BitMatrix& image, Point pattern, Point opposite, Point direction, bool invert);
41 Point endOfReverseBlackWhiteBlackRun(const BitMatrix& image, Point from, Point to);
43 Ref<PerspectiveTransform> get1CornerTransform(Point topLeft, Point topRight, Point bottomLeft, Point corner, int dimension);
48 #endif // QREDGEDETECTOR_H_
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