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Changes done in cloning module

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This commit is contained in:
siddharth
2013-10-09 21:49:57 +05:30
parent daa9694cab
commit 35d9ca6483
4 changed files with 221 additions and 498 deletions
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4
modules/photo/include/opencv2/photo.hpp
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@@ -313,8 +313,8 @@ CV_EXPORTS_W Ptr<MergeRobertson> createMergeRobertson();
float alpha = 0.2, float beta = 0.4);
CV_EXPORTS_W void textureFlattening(InputArray src, InputArray mask, OutputArray dst,
double low_threshold, double high_threshold,
int kernel_size);
double low_threshold = 30, double high_threshold = 45,
int kernel_size = 3);
CV_EXPORTS_W void edgePreservingFilter(InputArray src, OutputArray dst, int flags = 1,
float sigma_s = 60, float sigma_r = 0.4);

12
modules/photo/src/contrast_preserve.cpp
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@@ -127,14 +127,14 @@ void cv::decolor(InputArray _src, OutputArray _dst, OutputArray _color_boost)
temp1.push_back(val + Cg[i]);
}
double ans = 0.0;
double ans1 = 0.0;
double pos = 0.0;
double neg = 0.0;
for(unsigned int i =0;i<alf.size();i++)
{
ans = ((1 + alf[i])/2) * exp((-1.0 * 0.5 * pow(temp[i],2))/pow(obj.sigma,2));
ans1 =((1 - alf[i])/2) * exp((-1.0 * 0.5 * pow(temp1[i],2))/pow(obj.sigma,2));
G_pos.push_back(ans);
G_neg.push_back(ans1);
pos = ((1 + alf[i])/2) * exp((-1.0 * 0.5 * pow(temp[i],2))/pow(obj.sigma,2));
neg = ((1 - alf[i])/2) * exp((-1.0 * 0.5 * pow(temp1[i],2))/pow(obj.sigma,2));
G_pos.push_back(pos);
G_neg.push_back(neg);
}
vector <double> EXPsum;

43
modules/photo/src/seamless_cloning.cpp
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@@ -41,6 +41,7 @@
#include "precomp.hpp"
#include "opencv2/photo.hpp"
#include "opencv2/highgui.hpp"
#include <iostream>
#include <stdlib.h>
@@ -148,19 +149,7 @@ void cv::colorChange(InputArray _src, InputArray _mask, OutputArray _dst, float
Mat cs_mask = Mat::zeros(src.size(),CV_8UC3);
int channel = 3;
for(int i=0;i<mask.size().height;i++)
for(int j=0;j<mask.size().width;j++)
{
if(gray.at<uchar>(i,j) == 255)
{
for(int c=0;c<channel;c++)
{
cs_mask.at<uchar>(i,j*channel+c) = src.at<uchar>(i,j*channel+c);
}
}
}
src.copyTo(cs_mask,gray);
Cloning obj;
obj.local_color_change(src,cs_mask,gray,blend,red,green,blue);
@@ -186,19 +175,7 @@ void cv::illuminationChange(InputArray _src, InputArray _mask, OutputArray _dst,
Mat cs_mask = Mat::zeros(src.size(),CV_8UC3);
int channel = 3;
for(int i=0;i<mask.size().height;i++)
for(int j=0;j<mask.size().width;j++)
{
if(gray.at<uchar>(i,j) == 255)
{
for(int c=0;c<channel;c++)
{
cs_mask.at<uchar>(i,j*channel+c) = src.at<uchar>(i,j*channel+c);
}
}
}
src.copyTo(cs_mask,gray);
Cloning obj;
obj.illum_change(src,cs_mask,gray,blend,alpha,beta);
@@ -223,19 +200,7 @@ void cv::textureFlattening(InputArray _src, InputArray _mask, OutputArray _dst,
Mat cs_mask = Mat::zeros(src.size(),CV_8UC3);
int channel = 3;
for(int i=0;i<mask.size().height;i++)
for(int j=0;j<mask.size().width;j++)
{
if(gray.at<uchar>(i,j) == 255)
{
for(int c=0;c<channel;c++)
{
cs_mask.at<uchar>(i,j*channel+c) = src.at<uchar>(i,j*channel+c);
}
}
}
src.copyTo(cs_mask,gray);
Cloning obj;
obj.texture_flatten(src,cs_mask,gray,low_threshold,high_threshold,kernel_size,blend);

656
modules/photo/src/seamless_cloning.hpp
View File

@@ -49,30 +49,32 @@
using namespace std;
using namespace cv;
#define pi 3.1416
class Cloning
{
public:
Mat grx,gry,sgx,sgy,r_channel,g_channel,b_channel,smask1,grx32,gry32;
Mat smask,srx32,sry32;
Mat rx_channel,ry_channel,gx_channel,gy_channel,bx_channel,by_channel,resultr,resultg,resultb;
void init(Mat &I, Mat &wmask);
void calc(Mat &I, Mat &gx, Mat &gy, Mat &sx, Mat &sy);
vector <Mat> rgb_channel, rgbx_channel, rgby_channel, output;
Mat grx, gry, sgx, sgy, srx32, sry32, grx32, gry32, smask, smask1;
void init_var(Mat &I, Mat &wmask);
void initialization(Mat &I, Mat &mask, Mat &wmask);
void scalar_product(Mat mat, float r, float g, float b);
void array_product(Mat mat1, Mat mat2, Mat mat3);
void poisson(Mat &I, Mat &gx, Mat &gy, Mat &sx, Mat &sy);
void evaluate(Mat &I, Mat &wmask, Mat &cloned);
void getGradientx(const Mat &img, Mat &gx);
void getGradienty(const Mat &img, Mat &gy);
void lapx(const Mat &img, Mat &gxx);
void lapy(const Mat &img, Mat &gyy);
void dst(double *gtest, double *gfinal,int h,int w);
void idst(double *gtest, double *gfinal,int h,int w);
void dst(double *mod_diff, double *sineTransform,int h,int w);
void idst(double *mod_diff, double *sineTransform,int h,int w);
void transpose(double *mat, double *mat_t,int h,int w);
void solve(const Mat &img, double *mod_diff, Mat &result);
void poisson_solver(const Mat &img, Mat &gxx , Mat &gyy, Mat &result);
void normal_clone(Mat &I, Mat &mask, Mat &wmask, Mat &final, int num);
void local_color_change(Mat &I, Mat &mask, Mat &wmask, Mat &final, float red_mul, float green_mul, float blue_mul);
void illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &final, float alpha, float beta);
void texture_flatten(Mat &I, Mat &mask, Mat &wmask, double low_threshold, double high_threhold, int kernel_size, Mat &final);
void normal_clone(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, int num);
void local_color_change(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, float red_mul, float green_mul, float blue_mul);
void illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, float alpha, float beta);
void texture_flatten(Mat &I, Mat &mask, Mat &wmask, double low_threshold, double high_threhold, int kernel_size, Mat &cloned);
};
void Cloning::getGradientx( const Mat &img, Mat &gx)
@@ -80,8 +82,6 @@ void Cloning::getGradientx( const Mat &img, Mat &gx)
int w = img.size().width;
int h = img.size().height;
int channel = img.channels();
gx = Mat::zeros(img.size(),CV_32FC3);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
for(int c=0;c<channel;++c)
@@ -89,6 +89,7 @@ void Cloning::getGradientx( const Mat &img, Mat &gx)
gx.at<float>(i,j*channel+c) =
(float)img.at<uchar>(i,(j+1)*channel+c) - (float)img.at<uchar>(i,j*channel+c);
}
}
void Cloning::getGradienty( const Mat &img, Mat &gy)
@@ -96,8 +97,6 @@ void Cloning::getGradienty( const Mat &img, Mat &gy)
int w = img.size().width;
int h = img.size().height;
int channel = img.channels();
gy = Mat::zeros(img.size(),CV_32FC3);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
for(int c=0;c<channel;++c)
@@ -113,8 +112,6 @@ void Cloning::lapx( const Mat &img, Mat &gxx)
int w = img.size().width;
int h = img.size().height;
int channel = img.channels();
gxx = Mat::zeros(img.size(),CV_32FC3);
for(int i=0;i<h;i++)
for(int j=0;j<w-1;j++)
for(int c=0;c<channel;++c)
@@ -129,7 +126,6 @@ void Cloning::lapy( const Mat &img, Mat &gyy)
int w = img.size().width;
int h = img.size().height;
int channel = img.channels();
gyy = Mat::zeros(img.size(),CV_32FC3);
for(int i=0;i<h-1;i++)
for(int j=0;j<w;j++)
for(int c=0;c<channel;++c)
@@ -140,7 +136,7 @@ void Cloning::lapy( const Mat &img, Mat &gyy)
}
}
void Cloning::dst(double *gtest, double *gfinal,int h,int w)
void Cloning::dst(double *mod_diff, double *sineTransform,int h,int w)
{
unsigned long int idx;
@@ -150,7 +146,7 @@ void Cloning::dst(double *gtest, double *gfinal,int h,int w)
Mat planes[] = {Mat_<float>(temp), Mat::zeros(temp.size(), CV_32F)};
Mat complex1;
Mat result;
int p=0;
for(int i=0;i<w;i++)
{
@@ -159,7 +155,7 @@ void Cloning::dst(double *gtest, double *gfinal,int h,int w)
for(int j=0,r=1;j<h;j++,r++)
{
idx = j*w+i;
temp.at<float>(r,0) = (float) gtest[idx];
temp.at<float>(r,0) = (float) mod_diff[idx];
}
temp.at<float>(h+1,0)=0.0;
@@ -167,54 +163,49 @@ void Cloning::dst(double *gtest, double *gfinal,int h,int w)
for(int j=h-1, r=h+2;j>=0;j--,r++)
{
idx = j*w+i;
temp.at<float>(r,0) = (float) (-1.0 * gtest[idx]);
temp.at<float>(r,0) = (float) (-1.0 * mod_diff[idx]);
}
merge(planes, 2, complex1);
merge(planes, 2, result);
dft(complex1,complex1,0,0);
dft(result,result,0,0);
Mat planes1[] = {Mat::zeros(complex1.size(), CV_32F), Mat::zeros(complex1.size(), CV_32F)};
Mat planes1[] = {Mat::zeros(result.size(), CV_32F), Mat::zeros(result.size(), CV_32F)};
split(complex1, planes1);
split(result, planes1);
std::complex<double> two_i = std::sqrt(std::complex<double>(-1));
double fac = -2*imag(two_i);
double factor = -2*imag(two_i);
for(int c=1,z=0;c<h+1;c++,z++)
{
res.at<float>(z,0) = (float) (planes1[1].at<float>(c,0)/fac);
res.at<float>(z,0) = (float) (planes1[1].at<float>(c,0)/factor);
}
for(int q=0,z=0;q<h;q++,z++)
{
idx = q*w+p;
gfinal[idx] = res.at<float>(z,0);
sineTransform[idx] = res.at<float>(z,0);
}
p++;
}
temp.release();
res.release();
planes[0].release();
planes[1].release();
}
void Cloning::idst(double *gtest, double *gfinal,int h,int w)
void Cloning::idst(double *mod_diff, double *sineTransform,int h,int w)
{
int nn = h+1;
unsigned long int idx;
dst(gtest,gfinal,h,w);
dst(mod_diff,sineTransform,h,w);
for(int i= 0;i<h;i++)
for(int j=0;j<w;j++)
{
idx = i*w + j;
gfinal[idx] = (double) (2*gfinal[idx])/nn;
sineTransform[idx] = (double) (2*sineTransform[idx])/nn;
}
}
void Cloning::transpose(double *mat, double *mat_t,int h,int w)
{
@@ -237,109 +228,54 @@ void Cloning::transpose(double *mat, double *mat_t,int h,int w)
idx = i*tmp_t.size().width + j;
mat_t[idx] = tmp_t.at<float>(i,j);
}
tmp.release();
}
void Cloning::poisson_solver(const Mat &img, Mat &gxx , Mat &gyy, Mat &result)
void Cloning::solve(const Mat &img, double *mod_diff, Mat &result)
{
int w = img.size().width;
int h = img.size().height;
unsigned long int idx,idx1;
Mat lap = Mat(img.size(),CV_32FC1);
for(int i =0;i<h;i++)
for(int j=0;j<w;j++)
lap.at<float>(i,j)=gyy.at<float>(i,j)+gxx.at<float>(i,j);
Mat bound = img.clone();
for(int i =1;i<h-1;i++)
for(int j=1;j<w-1;j++)
{
bound.at<uchar>(i,j) = 0;
}
double *f_bp = new double[h*w];
for(int i =1;i<h-1;i++)
for(int j=1;j<w-1;j++)
{
idx=i*w + j;
f_bp[idx] = -4*(int)bound.at<uchar>(i,j) + (int)bound.at<uchar>(i,(j+1)) + (int)bound.at<uchar>(i,(j-1))
+ (int)bound.at<uchar>(i-1,j) + (int)bound.at<uchar>(i+1,j);
}
Mat diff = Mat(h,w,CV_32FC1);
for(int i =0;i<h;i++)
{
for(int j=0;j<w;j++)
{
idx = i*w+j;
diff.at<float>(i,j) = (float) (lap.at<float>(i,j) - f_bp[idx]);
}
}
lap.release();
double *gtest = new double[(h-2)*(w-2)];
for(int i = 0 ; i < h-2;i++)
{
for(int j = 0 ; j < w-2; j++)
{
idx = i*(w-2) + j;
gtest[idx] = diff.at<float>(i+1,j+1);
}
}
diff.release();
///////////////////////////////////////////////////// Find DST /////////////////////////////////////////////////////
double *gfinal = new double[(h-2)*(w-2)];
double *gfinal_t = new double[(h-2)*(w-2)];
double *sineTransform = new double[(h-2)*(w-2)];
double *sineTransform_t = new double[(h-2)*(w-2)];
double *denom = new double[(h-2)*(w-2)];
double *f3 = new double[(h-2)*(w-2)];
double *f3_t = new double[(h-2)*(w-2)];
double *invsineTransform = new double[(h-2)*(w-2)];
double *invsineTransform_t = new double[(h-2)*(w-2)];
double *img_d = new double[(h)*(w)];
dst(gtest,gfinal,h-2,w-2);
dst(mod_diff,sineTransform,h-2,w-2);
transpose(gfinal,gfinal_t,h-2,w-2);
transpose(sineTransform,sineTransform_t,h-2,w-2);
dst(gfinal_t,gfinal,w-2,h-2);
dst(sineTransform_t,sineTransform,w-2,h-2);
transpose(gfinal,gfinal_t,w-2,h-2);
transpose(sineTransform,sineTransform_t,w-2,h-2);
int cy=1;
int cy = 1;
for(int i = 0 ; i < w-2;i++,cy++)
{
for(int j = 0,cx = 1; j < h-2; j++,cx++)
{
idx = j*(w-2) + i;
denom[idx] = (float) 2*cos(pi*cy/( (double) (w-1))) - 2 + 2*cos(pi*cx/((double) (h-1))) - 2;
denom[idx] = (float) 2*cos(CV_PI*cy/( (double) (w-1))) - 2 + 2*cos(CV_PI*cx/((double) (h-1))) - 2;
}
}
for(idx = 0 ; idx < (unsigned)(w-2)*(h-2) ;idx++)
{
gfinal_t[idx] = gfinal_t[idx]/denom[idx];
sineTransform_t[idx] = sineTransform_t[idx]/denom[idx];
}
idst(gfinal_t,f3,h-2,w-2);
idst(sineTransform_t,invsineTransform,h-2,w-2);
transpose(f3,f3_t,h-2,w-2);
transpose(invsineTransform,invsineTransform_t,h-2,w-2);
idst(f3_t,f3,w-2,h-2);
idst(invsineTransform_t,invsineTransform,w-2,h-2);
transpose(f3,f3_t,w-2,h-2);
transpose(invsineTransform,invsineTransform_t,w-2,h-2);
for(int i = 0 ; i < h;i++)
{
@@ -363,7 +299,7 @@ void Cloning::poisson_solver(const Mat &img, Mat &gxx , Mat &gyy, Mat &result)
{
idx = i*w + j;
idx1= id1*(w-2) + id2;
img_d[idx] = f3_t[idx1];
img_d[idx] = invsineTransform_t[idx1];
}
}
@@ -381,35 +317,76 @@ void Cloning::poisson_solver(const Mat &img, Mat &gxx , Mat &gyy, Mat &result)
}
}
delete [] gfinal;
delete [] gfinal_t;
delete [] sineTransform;
delete [] sineTransform_t;
delete [] denom;
delete [] f3;
delete [] f3_t;
delete [] invsineTransform;
delete [] invsineTransform_t;
delete [] img_d;
delete [] gtest;
delete [] f_bp;
}
void Cloning::init(Mat &I, Mat &wmask)
void Cloning::poisson_solver(const Mat &img, Mat &gxx , Mat &gyy, Mat &result)
{
int w = img.size().width;
int h = img.size().height;
unsigned long int idx;
Mat lap = Mat(img.size(),CV_32FC1);
lap = gxx + gyy;
Mat bound = img.clone();
rectangle(bound, Point(1, 1), Point(img.cols-2, img.rows-2), Scalar::all(0), -1);
double *boundary_point = new double[h*w];
for(int i =1;i<h-1;i++)
for(int j=1;j<w-1;j++)
{
idx=i*w + j;
boundary_point[idx] = -4*(int)bound.at<uchar>(i,j) + (int)bound.at<uchar>(i,(j+1)) + (int)bound.at<uchar>(i,(j-1))
+ (int)bound.at<uchar>(i-1,j) + (int)bound.at<uchar>(i+1,j);
}
Mat diff = Mat(h,w,CV_32FC1);
for(int i =0;i<h;i++)
{
for(int j=0;j<w;j++)
{
idx = i*w+j;
diff.at<float>(i,j) = (float) (lap.at<float>(i,j) - boundary_point[idx]);
}
}
double *mod_diff = new double[(h-2)*(w-2)];
for(int i = 0 ; i < h-2;i++)
{
for(int j = 0 ; j < w-2; j++)
{
idx = i*(w-2) + j;
mod_diff[idx] = diff.at<float>(i+1,j+1);
}
}
///////////////////////////////////////////////////// Find DST /////////////////////////////////////////////////////
solve(img,mod_diff,result);
delete [] mod_diff;
delete [] boundary_point;
}
void Cloning::init_var(Mat &I, Mat &wmask)
{
grx = Mat(I.size(),CV_32FC3);
gry = Mat(I.size(),CV_32FC3);
sgx = Mat(I.size(),CV_32FC3);
sgy = Mat(I.size(),CV_32FC3);
r_channel = Mat::zeros(I.size(),CV_8UC1);
g_channel = Mat::zeros(I.size(),CV_8UC1);
b_channel = Mat::zeros(I.size(),CV_8UC1);
for(int i=0;i<I.size().height;i++)
for(int j=0;j<I.size().width;j++)
{
r_channel.at<uchar>(i,j) = I.at<uchar>(i,j*3+0);
g_channel.at<uchar>(i,j) = I.at<uchar>(i,j*3+1);
b_channel.at<uchar>(i,j) = I.at<uchar>(i,j*3+2);
}
split(I,rgb_channel);
smask = Mat(wmask.size(),CV_32FC1);
srx32 = Mat(I.size(),CV_32FC3);
@@ -419,22 +396,55 @@ void Cloning::init(Mat &I, Mat &wmask)
gry32 = Mat(I.size(),CV_32FC3);
}
void Cloning::calc(Mat &I, Mat &gx, Mat &gy, Mat &sx, Mat &sy)
void Cloning::initialization(Mat &I, Mat &mask, Mat &wmask)
{
init_var(I,wmask);
int channel = I.channels();
getGradientx(I,grx);
getGradienty(I,gry);
getGradientx(mask,sgx);
getGradienty(mask,sgy);
Mat Kernel(Size(3, 3), CV_8UC1);
Kernel.setTo(Scalar(1));
erode(wmask, wmask, Kernel, Point(-1,-1), 3);
wmask.convertTo(smask,CV_32FC1,1.0/255.0);
I.convertTo(srx32,CV_32FC3,1.0/255.0);
I.convertTo(sry32,CV_32FC3,1.0/255.0);
}
void Cloning::scalar_product(Mat mat, float r, float g, float b)
{
vector <Mat> channels;
split(mat,channels);
multiply(channels[2],r,channels[2]);
multiply(channels[1],g,channels[1]);
multiply(channels[0],b,channels[0]);
merge(channels,mat);
}
void Cloning::array_product(Mat mat1, Mat mat2, Mat mat3)
{
vector <Mat> channels_temp1;
vector <Mat> channels_temp2;
split(mat1,channels_temp1);
split(mat2,channels_temp2);
multiply(channels_temp2[2],mat3,channels_temp1[2]);
multiply(channels_temp2[1],mat3,channels_temp1[1]);
multiply(channels_temp2[0],mat3,channels_temp1[0]);
merge(channels_temp1,mat1);
}
void Cloning::poisson(Mat &I, Mat &gx, Mat &gy, Mat &sx, Mat &sy)
{
Mat fx = Mat(I.size(),CV_32FC3);
Mat fy = Mat(I.size(),CV_32FC3);
for(int i=0;i < I.size().height; i++)
for(int j=0; j < I.size().width; j++)
for(int c=0;c<channel;++c)
{
fx.at<float>(i,j*channel+c) =
(gx.at<float>(i,j*channel+c)+sx.at<float>(i,j*channel+c));
fy.at<float>(i,j*channel+c) =
(gy.at<float>(i,j*channel+c)+sy.at<float>(i,j*channel+c));
}
fx = gx + sx;
fy = gy + sy;
Mat gxx = Mat(I.size(),CV_32FC3);
Mat gyy = Mat(I.size(),CV_32FC3);
@@ -442,79 +452,44 @@ void Cloning::calc(Mat &I, Mat &gx, Mat &gy, Mat &sx, Mat &sy)
lapx(fx,gxx);
lapy(fy,gyy);
rx_channel = Mat(I.size(),CV_32FC1);
gx_channel = Mat(I.size(),CV_32FC1);
bx_channel = Mat(I.size(),CV_32FC1);
split(gxx,rgbx_channel);
split(gyy,rgby_channel);
for(int i=0;i<I.size().height;i++)
for(int j=0;j<I.size().width;j++)
{
rx_channel.at<float>(i,j) = gxx.at<float>(i,j*3+0);
gx_channel.at<float>(i,j) = gxx.at<float>(i,j*3+1);
bx_channel.at<float>(i,j) = gxx.at<float>(i,j*3+2);
}
ry_channel = Mat(I.size(),CV_32FC1);
gy_channel = Mat(I.size(),CV_32FC1);
by_channel = Mat(I.size(),CV_32FC1);
for(int i=0;i<I.size().height;i++)
for(int j=0;j<I.size().width;j++)
{
ry_channel.at<float>(i,j) = gyy.at<float>(i,j*3+0);
gy_channel.at<float>(i,j) = gyy.at<float>(i,j*3+1);
by_channel.at<float>(i,j) = gyy.at<float>(i,j*3+2);
}
resultr = Mat(I.size(),CV_8UC1);
resultg = Mat(I.size(),CV_8UC1);
resultb = Mat(I.size(),CV_8UC1);
poisson_solver(r_channel,rx_channel, ry_channel,resultr);
poisson_solver(g_channel,gx_channel, gy_channel,resultg);
poisson_solver(b_channel,bx_channel, by_channel,resultb);
split(I,output);
poisson_solver(rgb_channel[2],rgbx_channel[2], rgby_channel[2],output[2]);
poisson_solver(rgb_channel[1],rgbx_channel[1], rgby_channel[1],output[1]);
poisson_solver(rgb_channel[0],rgbx_channel[0], rgby_channel[0],output[0]);
}
void Cloning::normal_clone(Mat &I, Mat &mask, Mat &wmask, Mat &final, int num)
void Cloning::evaluate(Mat &I, Mat &wmask, Mat &cloned)
{
init(I,wmask);
bitwise_not(wmask,wmask);
wmask.convertTo(smask1,CV_32FC1,1.0/255.0);
I.convertTo(grx32,CV_32FC3,1.0/255.0);
I.convertTo(gry32,CV_32FC3,1.0/255.0);
array_product(grx32,grx,smask1);
array_product(gry32,gry,smask1);
poisson(I,grx32,gry32,srx32,sry32);
merge(output,cloned);
}
void Cloning::normal_clone(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, int num)
{
int w = I.size().width;
int h = I.size().height;
int channel = I.channels();
getGradientx(I,grx);
getGradienty(I,gry);
if(num != 3)
{
getGradientx(mask,sgx);
getGradienty(mask,sgy);
}
Mat Kernel(Size(3, 3), CV_8UC1);
Kernel.setTo(Scalar(1));
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
wmask.convertTo(smask,CV_32FC1,1.0/255.0);
I.convertTo(srx32,CV_32FC3,1.0/255.0);
I.convertTo(sry32,CV_32FC3,1.0/255.0);
initialization(I,mask,wmask);
if(num == 1)
{
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
(sgx.at<float>(i,j*channel+c)*smask.at<float>(i,j));
sry32.at<float>(i,j*channel+c) =
(sgy.at<float>(i,j*channel+c)*smask.at<float>(i,j));
}
array_product(srx32,sgx,smask);
array_product(sry32,sgy,smask);
}
else if(num == 2)
@@ -546,194 +521,53 @@ void Cloning::normal_clone(Mat &I, Mat &mask, Mat &wmask, Mat &final, int num)
Mat gray = Mat(mask.size(),CV_8UC1);
Mat gray8 = Mat(mask.size(),CV_8UC3);
cvtColor(mask, gray, COLOR_BGR2GRAY );
vector <Mat> temp;
split(I,temp);
gray.copyTo(temp[2]);
gray.copyTo(temp[1]);
gray.copyTo(temp[0]);
for(int i=0;i<mask.size().height;i++)
for(int j=0;j<mask.size().width;j++)
{
gray8.at<uchar>(i,j*3+0) = gray.at<uchar>(i,j);
gray8.at<uchar>(i,j*3+1) = gray.at<uchar>(i,j);
gray8.at<uchar>(i,j*3+2) = gray.at<uchar>(i,j);
}
merge(temp,gray8);
getGradientx(gray8,sgx);
getGradienty(gray8,sgy);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
(sgx.at<float>(i,j*channel+c)*smask.at<float>(i,j));
sry32.at<float>(i,j*channel+c) =
(sgy.at<float>(i,j*channel+c)*smask.at<float>(i,j));
}
array_product(srx32,sgx,smask);
array_product(sry32,sgy,smask);
}
bitwise_not(wmask,wmask);
wmask.convertTo(smask1,CV_32FC1,1.0/255.0);
I.convertTo(grx32,CV_32FC3,1.0/255.0);
I.convertTo(gry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
grx32.at<float>(i,j*channel+c) =
(grx.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
gry32.at<float>(i,j*channel+c) =
(gry.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
}
calc(I,grx32,gry32,srx32,sry32);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
{
final.at<uchar>(i,j*3+0) = resultr.at<uchar>(i,j);
final.at<uchar>(i,j*3+1) = resultg.at<uchar>(i,j);
final.at<uchar>(i,j*3+2) = resultb.at<uchar>(i,j);
}
evaluate(I,wmask,cloned);
}
void Cloning::local_color_change(Mat &I, Mat &mask, Mat &wmask, Mat &final, float red_mul=1.0,
void Cloning::local_color_change(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, float red_mul=1.0,
float green_mul=1.0, float blue_mul=1.0)
{
init(I,wmask);
initialization(I,mask,wmask);
int w = I.size().width;
int h = I.size().height;
int channel = I.channels();
getGradientx(I,grx);
getGradienty(I,gry);
getGradientx(mask,sgx);
getGradienty(mask,sgy);
Mat Kernel(Size(3, 3), CV_8UC1);
Kernel.setTo(Scalar(1));
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
wmask.convertTo(smask,CV_32FC1,1.0/255.0);
I.convertTo(srx32,CV_32FC3,1.0/255.0);
I.convertTo(sry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
(sgx.at<float>(i,j*channel+c)*smask.at<float>(i,j));
sry32.at<float>(i,j*channel+c) =
(sgy.at<float>(i,j*channel+c)*smask.at<float>(i,j));
}
Mat factor = Mat(I.size(),CV_32FC3);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
{
factor.at<float>(i,j*channel+0) = blue_mul;
factor.at<float>(i,j*channel+1) = green_mul;
factor.at<float>(i,j*channel+2) = red_mul;
}
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
srx32.at<float>(i,j*channel+c)*factor.at<float>(i,j*channel+c);
sry32.at<float>(i,j*channel+c) =
sry32.at<float>(i,j*channel+c)*factor.at<float>(i,j*channel+c);
}
bitwise_not(wmask,wmask);
wmask.convertTo(smask1,CV_32FC1,1.0/255.0);
I.convertTo(grx32,CV_32FC3,1.0/255.0);
I.convertTo(gry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
grx32.at<float>(i,j*channel+c) =
(grx.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
gry32.at<float>(i,j*channel+c) =
(gry.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
}
calc(I,grx32,gry32,srx32,sry32);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
{
final.at<uchar>(i,j*3+0) = resultr.at<uchar>(i,j);
final.at<uchar>(i,j*3+1) = resultg.at<uchar>(i,j);
final.at<uchar>(i,j*3+2) = resultb.at<uchar>(i,j);
}
array_product(srx32,sgx,smask);
array_product(sry32,sgy,smask);
scalar_product(srx32,red_mul,green_mul,blue_mul);
scalar_product(sry32,red_mul,green_mul,blue_mul);
evaluate(I,wmask,cloned);
}
void Cloning::illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &final, float alpha, float beta)
void Cloning::illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, float alpha, float beta)
{
init(I,wmask);
int w = I.size().width;
int h = I.size().height;
int channel = I.channels();
getGradientx(I,grx);
getGradienty(I,gry);
getGradientx(mask,sgx);
getGradienty(mask,sgy);
Mat Kernel(Size(3, 3), CV_8UC1);
Kernel.setTo(Scalar(1));
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
wmask.convertTo(smask,CV_32FC1,1.0/255.0);
I.convertTo(srx32,CV_32FC3,1.0/255.0);
I.convertTo(sry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
(sgx.at<float>(i,j*channel+c)*smask.at<float>(i,j));
sry32.at<float>(i,j*channel+c) =
(sgy.at<float>(i,j*channel+c)*smask.at<float>(i,j));
}
initialization(I,mask,wmask);
array_product(srx32,sgx,smask);
array_product(sry32,sgy,smask);
Mat mag = Mat(I.size(),CV_32FC3);
I.convertTo(mag,CV_32FC3,1.0/255.0);
magnitude(srx32,sry32,mag);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
mag.at<float>(i,j*channel+c) =
sqrt(pow(srx32.at<float>(i,j*channel+c),2) + pow(sry32.at<float>(i,j*channel+c),2));
}
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
for(int i=0;i < I.size().height; i++)
for(int j=0; j < I.size().width; j++)
for(int c=0;c < channel;++c)
{
if(srx32.at<float>(i,j*channel+c) != 0)
{
@@ -744,64 +578,19 @@ void Cloning::illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &final, float alph
}
}
bitwise_not(wmask,wmask);
wmask.convertTo(smask1,CV_32FC1,1.0/255.0);
I.convertTo(grx32,CV_32FC3,1.0/255.0);
I.convertTo(gry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
grx32.at<float>(i,j*channel+c) =
(grx.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
gry32.at<float>(i,j*channel+c) =
(gry.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
}
calc(I,grx32,gry32,srx32,sry32);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
{
final.at<uchar>(i,j*3+0) = resultr.at<uchar>(i,j);
final.at<uchar>(i,j*3+1) = resultg.at<uchar>(i,j);
final.at<uchar>(i,j*3+2) = resultb.at<uchar>(i,j);
}
evaluate(I,wmask,cloned);
}
void Cloning::texture_flatten(Mat &I, Mat &mask, Mat &wmask, double low_threshold,
double high_threshold, int kernel_size, Mat &final)
double high_threshold, int kernel_size, Mat &cloned)
{
init(I,wmask);
int channel = mask.channels();
int w = I.size().width;
int h = I.size().height;
getGradientx(I,grx);
getGradienty(I,gry);
getGradientx(mask,sgx);
getGradienty(mask,sgy);
Mat Kernel(Size(3, 3), CV_8UC1);
Kernel.setTo(Scalar(1));
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
erode(wmask, wmask, Kernel);
wmask.convertTo(smask,CV_32FC1,1.0/255.0);
I.convertTo(srx32,CV_32FC3,1.0/255.0);
I.convertTo(sry32,CV_32FC3,1.0/255.0);
initialization(I,mask,wmask);
Mat out = Mat(mask.size(),CV_8UC1);
Canny(mask,out,low_threshold,high_threshold,kernel_size);
int channel = mask.channels();
for(int i=0;i<mask.size().height;i++)
for(int j=0;j<mask.size().width;j++)
for(int c=0;c<channel;c++)
@@ -813,39 +602,8 @@ void Cloning::texture_flatten(Mat &I, Mat &mask, Mat &wmask, double low_threshol
}
}
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
srx32.at<float>(i,j*channel+c) =
(sgx.at<float>(i,j*channel+c)*smask.at<float>(i,j));
sry32.at<float>(i,j*channel+c) =
(sgy.at<float>(i,j*channel+c)*smask.at<float>(i,j));
}
array_product(srx32,sgx,smask);
array_product(sry32,sgy,smask);
bitwise_not(wmask,wmask);
wmask.convertTo(smask1,CV_32FC1,1.0/255.0);
I.convertTo(grx32,CV_32FC3,1.0/255.0);
I.convertTo(gry32,CV_32FC3,1.0/255.0);
for(int i=0;i < h; i++)
for(int j=0; j < w; j++)
for(int c=0;c<channel;++c)
{
grx32.at<float>(i,j*channel+c) =
(grx.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
gry32.at<float>(i,j*channel+c) =
(gry.at<float>(i,j*channel+c)*smask1.at<float>(i,j));
}
calc(I,grx32,gry32,srx32,sry32);
for(int i=0;i<h;i++)
for(int j=0;j<w;j++)
{
final.at<uchar>(i,j*3+0) = resultr.at<uchar>(i,j);
final.at<uchar>(i,j*3+1) = resultg.at<uchar>(i,j);
final.at<uchar>(i,j*3+2) = resultb.at<uchar>(i,j);
}
evaluate(I,wmask,cloned);
}