// 从配置文件读取

        string configFile = Application.dataPath + "/config.ini";//打包好的“xxx_Data”目录貌似没有读取里面的文件权限

        //所以对于打包的程序，需要把配置文件config.ini放在exe同目录下

#if !UNITY_EDITOR

    configFile = System.Environment.CurrentDirectory + "/config.ini";

#endif

        if (File.Exists(configFile))

        {

            ConfigIni ini = new ConfigIni(configFile);

            //host = ini.ReadIniContent("DeepStreamServer", "host");

            //port = ini.ReadIniContent("DeepStreamServer", "port");

            host = ini.keyVal["host"];

            port = ini.keyVal["port"];

            //MessageBox(IntPtr.Zero, configFile+","+host+","+port, "从配置文件读取DeepStream的IP:Port", 0);

        }

using System;

using System.Collections;

using System.Collections.Generic;

using System.IO;

using System.Runtime.InteropServices;

using System.Text;

using UnityEngine;

/// <summary>

/// 读取ini配置文件

/// [Time]

/// time=10

/// [Speed]

/// speed=5

/// ConfigIni ini=new ConfigIni(Application.StreamingAssets+"/Setting.ini");

/// time=ini.ReadIniContent("Time","time");

/// speed=ini.ReadIniContent("Speed","speed");

/// ini.WritePrivateProfileString("Count","count","5");

/// </summary>

public class ConfigIni {

    public string path;

    public Dictionary<string, string> keyVal = new Dictionary<string, string>();

    //ini文件的路径

    public ConfigIni(string path)

    {

        this.path = path;

        StreamReader sr = new StreamReader(path, Encoding.Default);

        string line;

        while ((line = sr.ReadLine()) != null)

        {

            if (line.Contains("="))

            {

                string[] kv = line.Split('=');

                string key = kv[].Trim();

                string v = kv[].Trim();

                keyVal.Add(key, v);

            }

        }

    }

    [DllImport("kernel32")]

    public static extern long WritePrivateProfileString(string section, string key, string value, string path);

    [DllImport("kernel32")]

    public static extern int GetPrivateProfileString(string section, string key, string deval, StringBuilder stringBuilder, int size, string path);

    [DllImport("User32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]

    public static extern int MessageBox(IntPtr handle, String message, String title, int type);

    //写入ini文件

    public void WriteIniContent(string section, string key, string value)

    {

        WritePrivateProfileString(section, key, value, this.path);

    }

    //读取Ini文件

    public string ReadIniContent(string section, string key)

    {

        StringBuilder temp = new StringBuilder();

        int i = GetPrivateProfileString(section, key, "", temp, , this.path);

        //MessageBox(IntPtr.Zero, this.path+i + ","+temp+","+section+key, "ReadIniContent", 0);

        return temp.ToString();

    }

    //判断路径是否正确

    public bool IsIniPath()

    {

        return File.Exists(this.path);

    }

}