mirror of
https://github.com/kerberos-io/openalpr-base.git
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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
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* Copyright (c) 2015 New Designs Unlimited, LLC
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* Opensource Automated License Plate Recognition [http://www.openalpr.com]
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*
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* This file is part of OpenAlpr.
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*
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* OpenAlpr is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License
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* version 3 as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "segment.h"
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namespace alpr
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{
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Segment::Segment(cv::Rect newSegment)
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{
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this->segment = newSegment;
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}
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Segment::~Segment()
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{
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}
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bool Segment::matches(cv::Rect newSegment)
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{
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// Compare the two segments with a given leniency
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const float WIDTH_LENIENCY_MIN = 0.25;
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const float WIDTH_LENIENCY_MAX = 0.20;
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float left_min = segment.x - (((float)segment.width) * WIDTH_LENIENCY_MIN);
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float left_max = segment.x + (((float)segment.width) * WIDTH_LENIENCY_MAX);
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float right_min = (segment.x + segment.width) - (((float)segment.width) * WIDTH_LENIENCY_MIN);
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float right_max = (segment.x + segment.width) + (((float)segment.width) * WIDTH_LENIENCY_MAX);
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int newSegRight = newSegment.x + newSegment.width;
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if (newSegment.x >= left_min && newSegment.x <= left_max &&
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newSegRight >= right_min && newSegRight <= right_max)
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return true;
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return false;
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}
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} |