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573dd17a59
Based on Feb 2012 ZXing sources. Added small Aztec code support, improved detection of 1D barcodes. Signed-off-by: conxt <apps@mint.com.ua>
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
#ifndef __MONOCHROMERECTANGLEDETECTOR_H__
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#define __MONOCHROMERECTANGLEDETECTOR_H__
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/*
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* MonochromeRectangleDetector.h
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* zxing
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*
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* Created by Luiz Silva on 09/02/2010.
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* Copyright 2010 ZXing authors All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <vector>
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#include <zxing/ReaderException.h>
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#include <zxing/ResultPoint.h>
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#include <zxing/common/BitMatrix.h>
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#include <zxing/common/Counted.h>
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#include <zxing/datamatrix/detector/CornerPoint.h>
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namespace zxing {
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namespace datamatrix {
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struct TwoInts: public Counted {
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int start;
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int end;
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};
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class MonochromeRectangleDetector : public Counted {
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private:
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static const int MAX_MODULES = 32;
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Ref<BitMatrix> image_;
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public:
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MonochromeRectangleDetector(Ref<BitMatrix> image) : image_(image) { };
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std::vector<Ref<CornerPoint> > detect();
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private:
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Ref<CornerPoint> findCornerFromCenter(int centerX, int deltaX, int left, int right,
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int centerY, int deltaY, int top, int bottom, int maxWhiteRun);
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Ref<TwoInts> blackWhiteRange(int fixedDimension, int maxWhiteRun, int minDim, int maxDim,
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bool horizontal);
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int max(int a, float b) { return (float) a > b ? a : (int) b;};
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};
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}
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}
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#endif // __MONOCHROMERECTANGLEDETECTOR_H__
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