Project Arduino,C#,MATLAB,Python,C/C++

Get Pixel Image

========================================================================

#pragma once

#include <opencv2/core/core.hpp>

#include <opencv2/imgproc/imgproc.hpp>

#include <opencv2/highgui/highgui.hpp>

#include <opencv2/imgcodecs/imgcodecs.hpp>

#include <msclr/marshal.h>

#include <iostream>

using namespace std;

using namespace cv;

namespace HistOpencv {

using namespace System;

using namespace System::ComponentModel;

using namespace System::Collections;

using namespace System::Windows::Forms;

using namespace System::Data;

using namespace System::Drawing;

using namespace System::Runtime::InteropServices;

Mat src; // keep iamge

/// <summary>

/// Summary for MyForm

/// </summary>

public ref class MyForm : public System::Windows::Forms::Form

{

public:

MyForm(void)

{

InitializeComponent();

//TODO: Add the constructor code here

}

protected:

/// <summary>

/// Clean up any resources being used.

/// </summary>

~MyForm()

{

if (components)

{

delete components;

}

private: System::Windows::Forms::Button^ button1;

protected:

private: System::Windows::Forms::Button^ button2;

private: System::Windows::Forms::PictureBox^ pictureBox1;

private: System::Windows::Forms::Label^ label1;

private: System::Windows::Forms::PictureBox^ pictureBox2;

private: System::Windows::Forms::PictureBox^ pictureBox3;

private: System::Windows::Forms::PictureBox^ pictureBox4;

private: System::Windows::Forms::PictureBox^ pictureBox5;

private: System::Windows::Forms::PictureBox^ pictureBox6;

private: System::Windows::Forms::PictureBox^ pictureBox7;

private: System::Windows::Forms::PictureBox^ pictureBox8;

private:

/// <summary>

/// Required designer variable.

/// </summary>

System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code

/// <summary>

/// Required method for Designer support - do not modify

/// the contents of this method with the code editor.

/// </summary>

void InitializeComponent(void)

{

this->button1 = (gcnew System::Windows::Forms::Button());

this->button2 = (gcnew System::Windows::Forms::Button());

this->pictureBox1 = (gcnew System::Windows::Forms::PictureBox());

this->label1 = (gcnew System::Windows::Forms::Label());

this->pictureBox2 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox3 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox4 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox5 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox6 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox7 = (gcnew System::Windows::Forms::PictureBox());

this->pictureBox8 = (gcnew System::Windows::Forms::PictureBox());

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox1))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox2))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox3))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox4))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox5))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox6))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox7))->BeginInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox8))->BeginInit();

this->SuspendLayout();

// button1

this->button1->Location = System::Drawing::Point(12, 29);

this->button1->Name = L"button1";

this->button1->Size = System::Drawing::Size(75, 23);

this->button1->TabIndex = 0;

this->button1->Text = L"Browse";

this->button1->UseVisualStyleBackColor = true;

this->button1->Click += gcnew System::EventHandler(this, &MyForm::button1_Click);

// button2

this->button2->Location = System::Drawing::Point(93, 29);

this->button2->Name = L"button2";

this->button2->Size = System::Drawing::Size(75, 23);

this->button2->TabIndex = 1;

this->button2->Text = L"Process";

this->button2->UseVisualStyleBackColor = true;

this->button2->Click += gcnew System::EventHandler(this, &MyForm::button2_Click);

// pictureBox1

this->pictureBox1->Location = System::Drawing::Point(12, 78);

this->pictureBox1->Name = L"pictureBox1";

this->pictureBox1->Size = System::Drawing::Size(373, 300);

this->pictureBox1->SizeMode = System::Windows::Forms::PictureBoxSizeMode::StretchImage;

this->pictureBox1->TabIndex = 2;

this->pictureBox1->TabStop = false;

// label1

this->label1->AutoSize = true;

this->label1->Location = System::Drawing::Point(12, 62);

this->label1->Name = L"label1";

this->label1->Size = System::Drawing::Size(0, 13);

this->label1->TabIndex = 3;

// pictureBox2

this->pictureBox2->Location = System::Drawing::Point(391, 78);

this->pictureBox2->Name = L"pictureBox2";

this->pictureBox2->Size = System::Drawing::Size(382, 300);

this->pictureBox2->TabIndex = 4;

this->pictureBox2->TabStop = false;

// pictureBox3

this->pictureBox3->Location = System::Drawing::Point(779, 78);

this->pictureBox3->Name = L"pictureBox3";

this->pictureBox3->Size = System::Drawing::Size(400, 300);

this->pictureBox3->TabIndex = 5;

this->pictureBox3->TabStop = false;

// pictureBox4

this->pictureBox4->Location = System::Drawing::Point(391, 384);

this->pictureBox4->Name = L"pictureBox4";

this->pictureBox4->Size = System::Drawing::Size(382, 285);

this->pictureBox4->TabIndex = 6;

this->pictureBox4->TabStop = false;

// pictureBox5

this->pictureBox5->Location = System::Drawing::Point(779, 384);

this->pictureBox5->Name = L"pictureBox5";

this->pictureBox5->Size = System::Drawing::Size(400, 285);

this->pictureBox5->TabIndex = 7;

this->pictureBox5->TabStop = false;

// pictureBox6

this->pictureBox6->Location = System::Drawing::Point(15, 401);

this->pictureBox6->Name = L"pictureBox6";

this->pictureBox6->Size = System::Drawing::Size(370, 80);

this->pictureBox6->TabIndex = 8;

this->pictureBox6->TabStop = false;

// pictureBox7

this->pictureBox7->Location = System::Drawing::Point(15, 487);

this->pictureBox7->Name = L"pictureBox7";

this->pictureBox7->Size = System::Drawing::Size(370, 78);

this->pictureBox7->TabIndex = 9;

this->pictureBox7->TabStop = false;

// pictureBox8

this->pictureBox8->Location = System::Drawing::Point(15, 571);

this->pictureBox8->Name = L"pictureBox8";

this->pictureBox8->Size = System::Drawing::Size(370, 84);

this->pictureBox8->TabIndex = 10;

this->pictureBox8->TabStop = false;

// MyForm

this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);

this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;

this->ClientSize = System::Drawing::Size(1194, 681);

this->Controls->Add(this->pictureBox8);

this->Controls->Add(this->pictureBox7);

this->Controls->Add(this->pictureBox6);

this->Controls->Add(this->pictureBox5);

this->Controls->Add(this->pictureBox4);

this->Controls->Add(this->pictureBox3);

this->Controls->Add(this->pictureBox2);

this->Controls->Add(this->label1);

this->Controls->Add(this->pictureBox1);

this->Controls->Add(this->button2);

this->Controls->Add(this->button1);

this->KeyPreview = true;

this->Name = L"MyForm";

this->Text = L"MyForm";

this->KeyDown += gcnew System::Windows::Forms::KeyEventHandler(this, &MyForm::MyForm_KeyDown);

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox1))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox2))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox3))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox4))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox5))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox6))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox7))->EndInit();

(cli::safe_cast<System::ComponentModel::ISupportInitialize^>(this->pictureBox8))->EndInit();

this->ResumeLayout(false);

this->PerformLayout();

}

#pragma endregion

private: System::Void MyForm_KeyDown(System::Object^ sender, System::Windows::Forms::KeyEventArgs^ e)

{

if (e->KeyCode == Keys::Escape)

{

if (MessageBox::Show("Do you want to exit program", "HistOPENCV", MessageBoxButtons::OKCancel, MessageBoxIcon::Warning) == System::Windows::Forms::DialogResult::OK)

{

Application::Exit();

}

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e)

{

OpenFileDialog^ open = gcnew OpenFileDialog();

open->Filter = "Image(*.jpg;*.bmp;*.png)|*.jpg;*.bmp;*.png";

if (open->ShowDialog() == System::Windows::Forms::DialogResult::Cancel)

{

return;

}

Bitmap^ bmpSrc = gcnew Bitmap(open->FileName);

pictureBox1->Image = bmpSrc;

pictureBox1->Refresh();

//Load Image into source variable and show as opencv method

src = imread(ConvertString2Char(open->FileName));

label1->Text = open->FileName->ToString();

}

private: char* ConvertString2Char(System::String^ str)

{

char* str2 = (char*)(void*)Marshal::StringToHGlobalAnsi(str);

return str2;

}

private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e)

{

Mat gray, red, blue, green, rorate, binary, adaptivebinary, resizing;

resizing = ToResize(src);

gray = ToGray(resizing);

DrawCVImage(pictureBox2, gray);

binary = ToBinary(gray);

DrawCVImage(pictureBox3, binary);

adaptivebinary = ToAdaptiveBinary(gray);

DrawCVImage(pictureBox4, adaptivebinary);

rorate = ToRorate(resizing, 45, 1);

DrawCVImage(pictureBox5, rorate);

red = ToHistogram(resizing)[0];

green = ToHistogram(resizing)[1];

blue = ToHistogram(resizing)[2];

DrawCVImage(pictureBox6, red);

DrawCVImage(pictureBox7, green);

DrawCVImage(pictureBox8, blue);

}

private: Mat ToResize(Mat src)

{

Mat dst;

resize(src, dst, cv::Size(320, 240), 0, 0, 1);

return dst;

}

private: Mat ToGray(Mat src)

{

Mat dst;

cvtColor(src, dst, CV_RGB2GRAY);

return dst;

}

private: Mat ToBinary(Mat src)

{

Mat dst;

threshold(src, dst, 100, 255, CV_THRESH_BINARY);

return dst;

}

private: Mat ToAdaptiveBinary(Mat src)

{

Mat dst;

adaptiveThreshold(src, dst, 255, CV_ADAPTIVE_THRESH_MEAN_C, CV_THRESH_BINARY,35, 5);

return dst;

}

private: Mat ToRorate(Mat src,double angle,double scale)

{

Mat dst;

Point2f center(src.cols / 2, src.rows / 2);

Mat mat_rot = getRotationMatrix2D(center, angle, scale);

warpAffine(src, dst, mat_rot, src.size());

return dst;

}

private: vector<Mat> ToHistogram(Mat src)

{

vector<Mat> result;

vector<Mat> img_rgb;

Mat img_r, img_b, img_g;

int chart_w = 400;

int chart_h = 400;

int size_histogram = 255;

float range[] = { 0,255 };

const float* hist_range = { range };

split(src, img_rgb);

calcHist(&img_rgb[0], 1, 0, Mat(), img_b, 1, &size_histogram, &hist_range, true, false);

calcHist(&img_rgb[1], 1, 0, Mat(), img_g, 1, &size_histogram, &hist_range, true, false);

calcHist(&img_rgb[2], 1, 0, Mat(), img_r, 1, &size_histogram, &hist_range, true, false);

int bin = cvRound((double)chart_w / size_histogram);

//Then we draw histogram here

Mat disp_r(chart_w, chart_h, CV_8UC3, Scalar(255, 255, 255));

Mat disp_g = disp_r.clone();

Mat disp_b = disp_r.clone();

normalize(img_b, img_r, 0, disp_b.rows, NORM_MINMAX, -1, Mat());

normalize(img_g, img_g, 0, disp_b.rows, NORM_MINMAX, -1, Mat());

normalize(img_r, img_b, 0, disp_b.rows, NORM_MINMAX, -1, Mat());

for (int i = 1; i < 255; i++)

{

line(disp_r, cv::Point(bin*(i), chart_h), cv::Point(bin*(i), chart_h - cvRound(img_r.at<float>(i))), Scalar(0, 0, 255), 2, 8, 0);

line(disp_g, cv::Point(bin*(i), chart_h), cv::Point(bin*(i), chart_h - cvRound(img_g.at<float>(i))), Scalar(0, 255, 0), 2, 8, 0);

line(disp_b, cv::Point(bin*(i), chart_h), cv::Point(bin*(i), chart_h - cvRound(img_b.at<float>(i))), Scalar(255, 0, 0), 2, 8, 0);

}

//push all 3 colors to the result variable

result.push_back(disp_r);

result.push_back(disp_g);

result.push_back(disp_b);

return result;

}

private: void DrawCVImage(System::Windows::Forms::Control^ control, cv::Mat& colorImage)

{

System::Drawing::Graphics^ graphics = control->CreateGraphics();

System::IntPtr ptr(colorImage.ptr());

System::Drawing::Bitmap^ b;

switch (colorImage.type())

{

case CV_8UC3: // non-grayscale images are correctly displayed here

b = gcnew System::Drawing::Bitmap(colorImage.cols, colorImage.rows, colorImage.step, System::Drawing::Imaging::PixelFormat::Format24bppRgb, ptr);

break;

case CV_8UC1: // grayscale images are incorrectly displayed here

b = gcnew System::Drawing::Bitmap(colorImage.cols, colorImage.rows, colorImage.step,System::Drawing::Imaging::PixelFormat::Format8bppIndexed, ptr);

break;

default:

break;

}

System::Drawing::RectangleF rect(0, 0, (float)control->Width, (float)control->Height);

graphics->DrawImage(b, rect);

}

};

}

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