C# - hothero's TechNote

[Snippets]Passing a Bitmap from C# to a MatLab dll

此篇著重在C#傳遞灰階的bitmap影像資料給matlab dll的程式碼，至於如何編譯與使用matlab dll請參考本站文章build .net assembly dll for c# use by MATLAB r2011a和matlab dll usage on Visual Studio 2011。 C# ``` Bitmap bitmap = gray.ToBitmap(); int width = bitmap.Width; int height = bitmap.Height; double[,] = new double[height, width]; for (int i = 0; i <

image

[Snippets]C# - 仿sikuli式的利用擷取圖片做按鍵精靈

最近有個需求是得去點擊某個程式的一些按鈕，但寫死座標位置使程式沒有彈性不是我的風格，最後就決定結合影像技術的方向來做一個仿sikuli利用截圖來點擊的偽按鍵精靈。以下是一些完成這目的的片段程式碼： Screenshot ``` int screenWidth = Screen.GetBounds(new Point(0, 0)).Width; int screenHeight = Screen.GetBounds(new Point(0, 0)).Height; Bitmap bmpScreenShot = new Bitmap(screenWidth, screenHeight); // the final image used by memory reference Graphics gfx = Graphics.FromImage((Image)bmpScreenShot); gfx.CopyFromScreen(

C#

[Snippets]Parse json string and fullscreen form on C#

1. Parse a json string from http response. Json string: { "name": "Hero", "age": 5, "color": "silver" }; C# code: HttpWebRequest request = (HttpWebRequest)WebRequest.Create("your url"); request.MaximumAutomaticRedirections = 4; request.MaximumResponseHeadersLength = 4; // Set credentials to use for this request. request.Credentials

mysql

C# connect to MySQL

在此分享一 C#與mysql連結的class， using System; using System.Collections.Generic; using System.Linq; using System.Text; using MySql.Data; using MySql.Data.MySqlClient; namespace SpotMap { class mysql { string dbHost = "localhost"; string dbUser = "root"; string dbPass = "

C#

matlab dll usage on Visual Studio 2011

You can see an article about how to build .net assembly on MATLAB. Here we involve two matlab types, MWArray and MWNumericArray. Suppose matlab ne project name : projname class name : classname function name : func，with an argument : 2D matrix and output also is 2D

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Convert .NET Image to 1/3D double array

I have a requirement that convert a .net image to 3D(or 1D) double array for MATLAB use, but didn't find any related article about this. So I reference this to do that. This is my code(image to 1D array): Bitmap bitmap = new

C#

build .net assembly dll for c# use by MATLAB r2011a

Environment： Windows 7 MATLAB r2011a (version 7.12) Visual Studio 2010 .Net Framework 4

C#

opencv on vs2010 c# using EmguCV

Download single executable file to install EmguCV download link website Add the two files Emgu.Utils.dll and Emgu.CV.dll to References of the project. as well. A guide You can use this declaration using Emgu.CV; using Emgu.CV.Structure; If get

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