mirror of https://github.com/status-im/qzxing.git
66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
#ifndef __DETECTOR_H__
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#define __DETECTOR_H__
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/*
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* Detector.h
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* zxing
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*
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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 <zxing/common/Counted.h>
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#include <zxing/common/DetectorResult.h>
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#include <zxing/common/BitMatrix.h>
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#include <zxing/qrcode/detector/AlignmentPattern.h>
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#include <zxing/common/PerspectiveTransform.h>
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#include <zxing/ResultPointCallback.h>
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#include <zxing/qrcode/detector/FinderPatternInfo.h>
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namespace zxing {
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class DecodeHints;
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namespace qrcode {
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class Detector : public Counted {
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private:
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Ref<BitMatrix> image_;
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Ref<ResultPointCallback> callback_;
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protected:
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Ref<BitMatrix> getImage();
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static Ref<BitMatrix> sampleGrid(Ref<BitMatrix> image, int dimension, Ref<PerspectiveTransform>);
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static int computeDimension(Ref<ResultPoint> topLeft, Ref<ResultPoint> topRight, Ref<ResultPoint> bottomLeft,
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float moduleSize);
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float calculateModuleSize(Ref<ResultPoint> topLeft, Ref<ResultPoint> topRight, Ref<ResultPoint> bottomLeft);
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float calculateModuleSizeOneWay(Ref<ResultPoint> pattern, Ref<ResultPoint> otherPattern);
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float sizeOfBlackWhiteBlackRunBothWays(int fromX, int fromY, int toX, int toY);
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float sizeOfBlackWhiteBlackRun(int fromX, int fromY, int toX, int toY);
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Ref<AlignmentPattern> findAlignmentInRegion(float overallEstModuleSize, int estAlignmentX, int estAlignmentY,
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float allowanceFactor);
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Ref<DetectorResult> processFinderPatternInfo(Ref<FinderPatternInfo> info);
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public:
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virtual Ref<PerspectiveTransform> createTransform(Ref<ResultPoint> topLeft, Ref<ResultPoint> topRight, Ref <
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ResultPoint > bottomLeft, Ref<ResultPoint> alignmentPattern, int dimension);
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Detector(Ref<BitMatrix> image);
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Ref<DetectorResult> detect(DecodeHints const& hints);
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};
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}
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}
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#endif // __DETECTOR_H__
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