51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
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/*
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* ====================================================
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* 功能：镜头脏污检测
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* 作者：刘丁维
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* 生成时间：2023/10/09
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* 最近修改时间：2023/10/09 v1.0
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2023/11/08 v1.1 增加接口，对数据顶部和底部数据同时检测，避免受到纸张越界产生的误判。
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2023/12/05 v1.2 增加接口，通过判定多行数据，来确认脏污性质。
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2023/12/06 v1.2.1 微调接口2判定逻辑。
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* 版本号：v1.2.1
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* ====================================================
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*/
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#ifndef CONTAMINATION_DETECTION_H
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#define CONTAMINATION_DETECTION_H
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typedef unsigned char uchar;
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class ContaminationDetection
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{
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public:
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ContaminationDetection();
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/// <summary>
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/// 检测
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/// </summary>
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/// <param name="data1">top行待测数据</param>
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/// <param name="data2">bottom行待测数据</param>
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/// <param name="length">数据长度</param>
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/// <param name="threshold1">第一阈值，超过该阈值视为存在脏污</param>
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/// <param name="threshold2">第二阈值，配合width使用，超过该阈值且连续宽度达到width视为存在脏污</param>
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/// <param name="width">脏污宽度，配合threshold2使用</param>
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/// <returns>为0时表示无污染，反之有污染。</returns>
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static int detect1(const uchar *data1, const uchar *data2, int length, uchar threshold1, uchar threshold2, int width);
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/// <summary>
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/// 检测
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/// </summary>
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/// <param name="data">图像数据</param>
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/// <param name="width">像素宽度</param>
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/// <param name="height">高度</param>
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/// <param name="channels">通道数</param>
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/// <param name="color">超过该阈值视为存在脏污</param>
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/// <param name="length">脏污累计宽度</param>
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/// <returns>为0时表示无污染;为1时表示脏污无规则，可能由纸张遮挡造成；为2时表示脏污规则</returns>
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static int detect2(const uchar *data, int width, int height, int channels, uchar color, int length);
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};
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#endif
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