这个类主要是解析json数据

using face;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;namespace Camtest
{public class face_test{public static string Api_Key = "你的Api_Key";public static string Secret_Key = "你的Secret_Key";/// <summary>/// 脸部比对/// </summary>/// <param name="img"></param>/// <returns></returns>public static facemodel FaceDetect(String img){var client = new Baidu.Aip.Face.Face(Api_Key, Secret_Key);var image = File.ReadAllBytes(img);var options = new Dictionary<string, object>(){{"face_fields", "age,beauty,expression,gender,glasses,race"}};string result = client.FaceDetect(image, options).ToString();//解析json数据return json_test(result.ToString());}/// <summary>/// 解析json数据/// </summary>/// <param name="json"></param>public static facemodel json_test(string json){//得到根节点JObject jo_result = (JObject)JsonConvert.DeserializeObject(json.ToString());//得到result节点JArray jo_age = (JArray)JsonConvert.DeserializeObject(jo_result["result"].ToString());//查找某个字段与值facemodel facem = new facemodel();foreach (var val in jo_age){facem.age = ((JObject)val)["age"].ToString();facem.beauty = ((JObject)val)["beauty"].ToString();facem.expression = ((JObject)val)["expression"].ToString();facem.gender = ((JObject)val)["gender"].ToString();facem.glasses = ((JObject)val)["glasses"].ToString();facem.race = ((JObject)val)["race"].ToString();}return facem;}}
}