本文整理汇总了C++中Histogram1D类的典型用法代码示例。如果您正苦于以下问题：C++ Histogram1D类的具体用法？C++ Histogram1D怎么用？C++ Histogram1D使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Histogram1D类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: on_pushButton_clicked
//------------------ shows histogram values on the graphic----------------------------------
void MainWindow::on_pushButton_clicked()
{
Histogram1D graph;
cv::namedWindow("histogram graph");
cv::imshow("histogram graph", graph.getHistogramImage(image));
}示例2:
//----------------- shows image's histogram on terminal-----------------------------------
void MainWindow::on_pushButton_2_clicked()
{
Histogram1D terminal;
cv::MatND histo=terminal.getHistogram(image);
// shows values of histgoram on terminal
for (int i=0; i<256; i++)
std::cout<<"value"<<i<<"="<<histo.at<float>(i)<<std::endl;
}示例3: case2histogram
void case2histogram() {
cv::Mat image=cv::imread( inputImagePath4case1histogram,cv::IMREAD_GRAYSCALE );//open in b&w
alert_win( image );
Histogram1D h;
cv::Mat re= h.getHistogramImage(image);
alert_win( re );
}示例4: case1histogram
void case1histogram() {
cv::Mat image=cv::imread( inputImagePath4case1histogram,cv::IMREAD_GRAYSCALE );//open in b&w
Histogram1D h;
cv::MatND histo=h.getHistogram(image);
for(int i=0; i<256; i++) {
cout<<"Value "<< i << " = " << histo.at<float>( i )<<endl;
}
}示例5: case4histogram
void case4histogram() {
cv::Mat image=cv::imread( inputImagePath4case1histogram,cv::IMREAD_GRAYSCALE );
alert_win( image );
Histogram1D h;
cv::Mat eq=h.equalize( image );
alert_win( eq );
}示例6: size
void Histogram1D::multiply_with_ratio_exponented(const Histogram1D & nominator, const Histogram1D & denominator, double exponent){
check_compatibility(nominator);
check_compatibility(denominator);
const double * n_data = nominator.get_data();
const double * d_data = denominator.get_data();
double * data = get_data();
const size_t n = size();
for(size_t i=0; i<n; i++){
if(d_data[i]>0.0)
data[i] *= pow(n_data[i] / d_data[i], exponent);
}
}示例7: on_btnEqualizer_clicked
void ImagePro::on_btnEqualizer_clicked()
{
cv::Mat tepImg;
std::vector<cv::Mat> tmp;
cv::split(_img,tmp);
Histogram1D HH;
for (int i=0;i<3;i++){
tmp[i]=HH.equalize(tmp[i]);
}
cv::merge(tmp,tepImg);
cv::namedWindow("histogram equalize");
cv::imshow("histogram equalize",tepImg);
}示例8: on_btnHistoStretch_clicked
void ImagePro::on_btnHistoStretch_clicked()
{
cv::Mat tepImg;
std::vector<cv::Mat> tmp;
cv::split(_img,tmp);
Histogram1D HH;
for (int i=0;i<3;i++){
tmp[i]=HH.stretch(tmp[i]);
}
cv::merge(tmp,tepImg);
cv::namedWindow("stretch histogram");
cv::imshow("stretch histogram",tepImg);
}示例9: histos_equal
bool histos_equal(const Histogram1D & h1, const Histogram1D & h2){
if(h1.get_nbins()!=h2.get_nbins()) return false;
if(h1.get_xmin()!=h2.get_xmin()) return false;
if(h1.get_xmax()!=h2.get_xmax()) return false;
const size_t n = h1.get_nbins();
for(size_t i=0; i<n; i++){
if(h1.get(i)!=h2.get(i)) return false;
}
return true;
}示例10: compatible
void Histogram1D::fail_check_compatibility(const Histogram1D & h) const {
std::stringstream s;
s << "Histogram1D::check_compatibility: Histograms are not compatible (nbins, xmin, xmax) are: "
" (" << get_nbins() << ", " << xmin << ", " << xmax << ") and "
" (" << h.get_nbins() << ", " << h.xmin << ", " << h.xmax << ")";
throw invalid_argument(s.str());
}示例11: simplifyImage
cv::Mat ImageProcessor::simplifyImage(cv::Mat &origImage, int blurWindow, int stretchMinVal, int equalize) {
cv::Mat improvImage;
Histogram1D h;
if(origImage.type() != 0) cv::cvtColor( origImage, improvImage, CV_BGR2GRAY );
else origImage.copyTo(improvImage);
if (equalize) {
cv::equalizeHist(improvImage, improvImage);
} else {
improvImage = h.stretch(improvImage, stretchMinVal);
}
if(blurWindow > 0)
cv::medianBlur(improvImage, improvImage, blurWindow);
return improvImage;
}示例12: dim
//-------------------- tranforms the image to negative---------------------------------------
//-------------------- shows it's histogram values on graphic--------------------------------
void MainWindow::on_pushButton_4_clicked()
{
Histogram1D negative;
//build look up
int dim(256);
cv::Mat lut(1, &dim, CV_8U); // lut is a matrix which is in 1D
for(int i=0; i<256; i++)
{
lut.at<uchar>(i)=255-i; //takes all the values and reverses it
}
cv::Mat negativeResult;
negativeResult=negative.applyLookUp(image,lut);
cv::namedWindow("negative");
cv::imshow("negative",negativeResult);
//negative image histogram
cv::imshow("negative histogram",negative.getHistogramImage(negativeResult));
}示例13: main
int main()
{
Mat src;
src = imread("box.png");
if( !src.data )
{
cout<<"error";
}
namedWindow("image", CV_WINDOW_AUTOSIZE );
imshow("image", src );
waitKey(0);
// The histogram object
Histogram1D h;
namedWindow("Histogram");
imshow("Histogram",h.getHistogramImage(src));
waitKey(0);
return 1;
}示例14: tr
void ImagePro::on_btnLoadImg_clicked()
{
QString fileName = QFileDialog::getOpenFileName(this,
tr("Open Image"), ".",
tr("Image Files (*.png *.jpg *.jpeg *.bmp)"));
_img= cv::imread(fileName.toUtf8().constData());
cv::namedWindow("Original Image");
cv::imshow("Original Image", _img);
Histogram1D HH;
cv::Mat histIm = HH.getHistgramImage(_img);
cv::namedWindow("Histogram");
cv::imshow("Histogram", histIm);
cv::Mat thresholded;
cv::Mat imgG;
cv::cvtColor(_img,imgG,CV_BGR2GRAY);
cv::threshold(imgG,thresholded,60,255,cv::THRESH_BINARY);
cv::namedWindow("binary");
cv::imshow("binary", thresholded);
}示例15: main
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
Mat image = imread("D:\\workspace\\pictures\\771413900_m.jpg",0);
Mat thresholded, result;
Histogram1D h;
MatND histo = h.getHistogram(image);
for (int i=0;i<256;i++)
cout << "Value" << i << "=" << histo.at<float>(i) << endl;
imshow("Orginal", image);
imshow("Histogram",h.getHistogramImage(image));
//threshold(image, thresholded,128,255,THRESH_BINARY);
//imshow("Threshold",thresholded);
equalizeHist(image,result);
//Mat stretched = h.stretch(image,100);
//imshow("Stretched",stretched);
imshow("Equalize",result);
imshow("After Equalize Histogram",h.getHistogramImage(result));
waitKey(50000);
return a.exec();
}