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
29namespace XCam {
30
31
32class CVImageProcessHelper : public CVBaseClass
33{
34
35public:
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