C# .NET调用百度智能云API文字识别示例，基于RestSharp

前置条件

NuGet安装RestSharp和Newtonsoft.Json包并引用

using System.IO;
using RestSharp;
using Newtonsoft.Json;

1、鉴权认证

/// <summary>
/// 获取AccessToken，参数为自己的id和秘钥
/// </summary>
/// <returns></returns>
static string GetAccessToken(string client_id, string client_secret)
{
   
    var client = new RestClient($"https://aip.baidubce.com/oauth/2.0/token");
    var request = new RestRequest();
    request.Method = Method.Post;
    request.Timeout = new TimeSpan(0, 0, 10);
    request.AddParameter("grant_type"