47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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#ifndef OPENCV_IMG_HASH_BASE_HPP
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#define OPENCV_IMG_HASH_BASE_HPP
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#include "opencv2/core.hpp"
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namespace cv {
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namespace img_hash {
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//! @addtogroup img_hash
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//! @{
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/** @brief The base class for image hash algorithms
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*/
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class CV_EXPORTS_W ImgHashBase : public Algorithm
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{
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public:
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class ImgHashImpl;
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~ImgHashBase();
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/** @brief Computes hash of the input image
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@param inputArr input image want to compute hash value
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@param outputArr hash of the image
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*/
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CV_WRAP void compute(cv::InputArray inputArr, cv::OutputArray outputArr);
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/** @brief Compare the hash value between inOne and inTwo
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@param hashOne Hash value one
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@param hashTwo Hash value two
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@return value indicate similarity between inOne and inTwo, the meaning
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of the value vary from algorithms to algorithms
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*/
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CV_WRAP double compare(cv::InputArray hashOne, cv::InputArray hashTwo) const;
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protected:
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ImgHashBase();
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protected:
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Ptr<ImgHashImpl> pImpl;
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};
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//! @}
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} } // cv::img_hash::
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#endif // OPENCV_IMG_HASH_BASE_HPP
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