void Methods::signAlign(Mat dst)
{
//find angle
//Image(Mat*image, int yu, int yl, int xl, int xr, Point2f temp);
Mat temp1,temp2;
temp1 = dst(Rect(0, 0, dst.cols / 2, dst.rows));
temp2 = dst(Rect(dst.cols / 2, 0, dst.cols / 2, dst.rows));
Image temp_image1(&temp1, 0, temp1.rows, 0, temp1.cols, Point2f(0, 0));
Image temp_image2(&temp2, 0, temp2.rows, 0, temp2.cols, Point2f(0, 0));
cout << "BEFORE\n";
cout << temp_image1.x_left << "-Upper down-" << temp_image1.y_lower<<" ";
cout << temp_image2.x_left << "-Upper down-" << temp_image2.y_lower;
CropImage(&temp_image1, 20);
CropImage(&temp_image2, 20);
cout << "\nAFTER\n";
cout << temp_image1.x_left << "-Upper down-" << temp_image1.y_lower << " ";
cout << temp_image2.x_left << "-Upper down-" << temp_image2.y_lower << "\n\n";
//float angle1=calculateAngle(Point2f(temp_image1.x_left, temp_image1.y_upper), Point2f(temp_image2.x_left, temp_image2.y_upper));
float angle2 = calculateAngle(Point2f(0, temp_image1.y_lower), Point2f(1, temp_image2.y_lower));
namedWindow("temp1", CV_WINDOW_NORMAL);
namedWindow("temp2", CV_WINDOW_NORMAL);
imshow("temp1", temp1);
imshow("temp2", temp2);
waitKey(0);
cout << angle2<<"\n\n";
double angle = angle2;
rotateByAngle(dst, angle);
}
std::vector<Vector3f> Retexture::applyGaussianFilter(std::vector<Vector3f> inpainted, int width, int height, int frosty)
{
std::vector<Vector3f> temp_image (width * height);
std::fill(temp_image.begin(), temp_image.end(), Vector3f(0, 0, 0));
double total_weight;
double val;
if (!frosty) {
// Not doin it
return inpainted;
}
// Create the kernel
double sigma = m_frosty;
double s = sigma * 3;
double kernel[(int) ((s * 2) + 1)];
double coefficient = 1 / (sigma * sqrt(2 * M_PI));
double exponent;
double x;
double gaussian;
for (int i = 0; i < (2 * sigma * 3) + 1; ++i)
{
x = fabs(s - i);
exponent = (-1 * x * x) / (2 * sigma * sigma);
gaussian = coefficient * pow(M_E, exponent);
kernel[i] = gaussian;
}
// Changing bounds so don't have to deal with edges now
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
val = 0;
total_weight = 0;
int index1D = width*j + i;
for (int dx = -s; dx <= s; dx++) {
if (dx+i >= 0 && dx+i < width) {
int origIndex = width * j + (i + dx);
temp_image[index1D] += (inpainted[origIndex] * kernel[(int) (dx+s)]);
total_weight += kernel[(int) (dx+s)];
}
}
temp_image[index1D] = temp_image[index1D] / total_weight;
//std::cout << temp_image[index1D] << std::endl;
}
}
std::vector<Vector3f> temp_image2 (width * height);
std::fill(temp_image2.begin(), temp_image2.end(), Vector3f(0, 0, 0));
// Changing bounds so don't have to deal with edges now
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
val = 0;
total_weight = 0;
int index1D = width*j + i;
for (int dy = -s; dy <= s; dy++) {
if (dy+j >= 0 && dy+j < height) {
int origIndex = width*(j+dy) + i;
temp_image2[index1D] += (temp_image[origIndex] * kernel[(int) (dy+s)]);
total_weight += kernel[(int) (dy+s)];
}
}
temp_image2[index1D] = (temp_image2[index1D] / total_weight);//Vector3f(Vector3f(0.7, 0.4, 0.4).array() * (temp_image2[index1D] / total_weight).array());
}
}
return temp_image2;
}
