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diff --git a/modules/ocv/cv_edgetaper.h b/modules/ocv/cv_edgetaper.h
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+/*
+ * cv_edgetaper.h - used in deblurring to remove ringing artifacts
+ *
+ *  Copyright (c) 2016-2017 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Author: Andrey Parfenov <a1994ndrey@gmail.com>
+ * Author: Wind Yuan <feng.yuan@intel.com>
+ */
+
+#ifndef XCAM_CV_EDGETAPER_H
+#define XCAM_CV_EDGETAPER_H
+
+#include "cv_std.h"
+
+namespace XCam {
+
+class CVEdgetaper
+{
+public:
+    explicit CVEdgetaper () {}
+    void edgetaper (const cv::Mat &image, const cv::Mat &psf, cv::Mat &output);
+
+private:
+    void create_weights (const cv::Mat &image, const cv::Mat &psf, cv::Mat &coefficients);
+
+    XCAM_DEAD_COPY (CVEdgetaper);
+};
+
+}
+
+#endif // XCAM_CV_EDGETAPER_H