seamless_cloning.cpp
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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) 2013, 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 "precomp.hpp"
#include "opencv2/photo.hpp"
#include "seamless_cloning.hpp"
using namespace std;
using namespace cv;
static Mat checkMask(InputArray _mask, Size size)
{
Mat mask = _mask.getMat();
Mat gray;
if (mask.channels() > 1)
cvtColor(mask, gray, COLOR_BGRA2GRAY);
else
{
if (mask.empty())
gray = Mat(size.height, size.width, CV_8UC1, Scalar(255));
else
mask.copyTo(gray);
}
return gray;
}
void cv::seamlessClone(InputArray _src, InputArray _dst, InputArray _mask, Point p, OutputArray _blend, int flags)
{
CV_INSTRUMENT_REGION();
const Mat src = _src.getMat();
const Mat dest = _dst.getMat();
Mat mask = checkMask(_mask, src.size());
dest.copyTo(_blend);
Mat blend = _blend.getMat();
Mat mask_inner = mask(Rect(1, 1, mask.cols - 2, mask.rows - 2));
copyMakeBorder(mask_inner, mask, 1, 1, 1, 1, BORDER_ISOLATED | BORDER_CONSTANT, Scalar(0));
Rect roi_s = boundingRect(mask);
if (roi_s.empty()) return;
Rect roi_d(p.x - roi_s.width / 2, p.y - roi_s.height / 2, roi_s.width, roi_s.height);
Mat destinationROI = dest(roi_d).clone();
Mat sourceROI = Mat::zeros(roi_s.height, roi_s.width, src.type());
src(roi_s).copyTo(sourceROI,mask(roi_s));
Mat maskROI = mask(roi_s);
Mat recoveredROI = blend(roi_d);
Cloning obj;
obj.normalClone(destinationROI,sourceROI,maskROI,recoveredROI,flags);
}
void cv::colorChange(InputArray _src, InputArray _mask, OutputArray _dst, float red, float green, float blue)
{
CV_INSTRUMENT_REGION();
Mat src = _src.getMat();
Mat mask = checkMask(_mask, src.size());
_dst.create(src.size(), src.type());
Mat blend = _dst.getMat();
Mat cs_mask = Mat::zeros(src.size(), src.type());
src.copyTo(cs_mask, mask);
Cloning obj;
obj.localColorChange(src, cs_mask, mask, blend, red, green, blue);
}
void cv::illuminationChange(InputArray _src, InputArray _mask, OutputArray _dst, float alpha, float beta)
{
CV_INSTRUMENT_REGION();
Mat src = _src.getMat();
Mat mask = checkMask(_mask, src.size());
_dst.create(src.size(), src.type());
Mat blend = _dst.getMat();
Mat cs_mask = Mat::zeros(src.size(), src.type());
src.copyTo(cs_mask, mask);
Cloning obj;
obj.illuminationChange(src, cs_mask, mask, blend, alpha, beta);
}
void cv::textureFlattening(InputArray _src, InputArray _mask, OutputArray _dst,
float low_threshold, float high_threshold, int kernel_size)
{
CV_INSTRUMENT_REGION();
Mat src = _src.getMat();
Mat mask = checkMask(_mask, src.size());
_dst.create(src.size(), src.type());
Mat blend = _dst.getMat();
Mat cs_mask = Mat::zeros(src.size(), src.type());
src.copyTo(cs_mask, mask);
Cloning obj;
obj.textureFlatten(src, cs_mask, mask, low_threshold, high_threshold, kernel_size, blend);
}