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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2015, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
* //
//M*/
#include <opencv2/imgproc.hpp>
#include <opencv2/highgui.hpp>
#include <opencv2/phase_unwrapping.hpp>
#include <iostream>
#include <fstream>
#include <stdio.h>
using namespace cv;
using namespace std;
static const char* keys =
{
"{@inputPath | | Path of the wrapped phase map saved in a yaml file }"
"{@outputUnwrappedName | | Path of the unwrapped phase map to be saved in a yaml file and as an 8 bit png}"
};
static void help()
{
cout << "\nThis example shows how to use the \"Phase unwrapping module\" to unwrap a phase map"
" saved in a yaml file (see extra_data\\phase_unwrapping\\data\\wrappedpeaks.yml)."
" The mat name in the file should be \"phaseValue\". The result is saved in a yaml file"
" too. Two images (wrapped.png and output_name.png) are also created"
" for visualization purpose."
"\nTo call: ./example_phase_unwrapping_unwrap <input_path> <output_unwrapped_name> \n"
<< endl;
}
int main(int argc, char **argv)
{
phase_unwrapping::HistogramPhaseUnwrapping::Params params;
CommandLineParser parser(argc, argv, keys);
String inputPath = parser.get<String>(0);
String outputUnwrappedName = parser.get<String>(1);
if( inputPath.empty() || outputUnwrappedName.empty() )
{
help();
return -1;
}
FileStorage fsInput(inputPath, FileStorage::READ);
FileStorage fsOutput(outputUnwrappedName + ".yml", FileStorage::WRITE);
Mat wPhaseMap;
Mat uPhaseMap;
Mat reliabilities;
fsInput["phaseValues"] >> wPhaseMap;
fsInput.release();
params.width = wPhaseMap.cols;
params.height = wPhaseMap.rows;
Ptr<phase_unwrapping::HistogramPhaseUnwrapping> phaseUnwrapping = phase_unwrapping::HistogramPhaseUnwrapping::create(params);
phaseUnwrapping->unwrapPhaseMap(wPhaseMap, uPhaseMap);
fsOutput << "phaseValues" << uPhaseMap;
fsOutput.release();
phaseUnwrapping->getInverseReliabilityMap(reliabilities);
Mat uPhaseMap8, wPhaseMap8, reliabilities8;
wPhaseMap.convertTo(wPhaseMap8, CV_8U, 255, 128);
uPhaseMap.convertTo(uPhaseMap8, CV_8U, 1, 128);
reliabilities.convertTo(reliabilities8, CV_8U, 255,128);
imshow("reliabilities", reliabilities);
imshow("wrapped phase map", wPhaseMap8);
imshow("unwrapped phase map", uPhaseMap8);
imwrite(outputUnwrappedName + ".png", uPhaseMap8);
imwrite("reliabilities.png", reliabilities8);
bool loop = true;
while( loop )
{
char key = (char)waitKey(0);
if( key == 27 )
{
loop = false;
}
}
return 0;
}
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