1 /* 2 * cv_image_process_helper.h - OpenCV image processing helpers functions 3 * 4 * Copyright (c) 2016-2017 Intel Corporation 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 * Author: Andrey Parfenov <a1994ndrey@gmail.com> 19 * Author: Wind Yuan <feng.yuan@intel.com> 20 */ 21 22 #ifndef XCAM_CV_IMAGE_PROCESS_HELPER_H 23 #define XCAM_CV_IMAGE_PROCESS_HELPER_H 24 25 #include <xcam_std.h> 26 #include <video_buffer.h> 27 #include <ocl/cv_base_class.h> 28 29 namespace XCam { 30 31 32 class CVImageProcessHelper : public CVBaseClass 33 { 34 35 public: 36 explicit CVImageProcessHelper (); 37 38 void compute_dft (const cv::Mat &image, cv::Mat &result); 39 void compute_idft (cv::Mat *input, cv::Mat &result); 40 void apply_constraints (cv::Mat &image, float threshold_min_value = 0.0f, float threshold_max_value = 255.0f, float min_value = 0.0f, float max_value = 255.0f); 41 float get_snr (const cv::Mat &noisy, const cv::Mat &noiseless); 42 cv::Mat erosion (const cv::Mat &image, int erosion_size, int erosion_type); 43 void normalize_weights (cv::Mat &weights); 44 45 XCAM_DEAD_COPY (CVImageProcessHelper); 46 }; 47 48 } 49 50 #endif // XCAM_CV_IMAGE_PROCESS_HELPER_H 51