C#实战：使用腾讯语音识别服务轻松完成音频文件识别功能

/// <summary>
        /// 发起语音识别请求 获取taskId
        /// </summary>
        /// <param name="SecretId">SecretId 注意保密</param>
        /// <param name="SecretKey">SecretKey 注意保密</param>
        /// <returns></returns>
        public static string CreateTask(string SecretId,string SecretKey,string url)
        {
            try
            {
                // 实例化一个认证对象，入参需要传入腾讯云账户 SecretId 和 SecretKey，此处还需注意密钥对的保密
                // 代码泄露可能会导致 SecretId 和 SecretKey 泄露，并威胁账号下所有资源的安全性。以下代码示例仅供参考，建议采用更安全的方式来使用密钥，请参见：https://cloud.tencent.com/document/product/1278/85305
                // 密钥可前往官网控制台 https://console.cloud.tencent.com/cam/capi 进行获取
                Credential cred = new Credential
                {
                    SecretId = SecretId,
                    SecretKey = SecretKey
                };
                // 实例化一个client选项，可选的，没有特殊需求可以跳过
                ClientProfile clientProfile = new ClientProfile();
                // 实例化一个http选项，可选的，没有特殊需求可以跳过
                HttpProfile httpProfile = new HttpProfile();
                httpProfile.Endpoint = ("asr.tencentcloudapi.com");
                clientProfile.HttpProfile = httpProfile;

                // 实例化要请求产品的client对象,clientProfile是可选的
                AsrClient client = new AsrClient(cred, "", clientProfile);
                // 实例化一个请求对象,每个接口都会对应一个request对象
                CreateRecTaskRequest req = new CreateRecTaskRequest();
                req.EngineModelType = "16k_zh";
                req.ChannelNum = 1;
                req.SourceType = 0;
                req.Url = url;
                req.ResTextFormat = 1;
                // 返回的resp是一个CreateRecTaskResponse的实例，与请求对象对应
                CreateRecTaskResponse resp = client.CreateRecTaskSync(req);
                //string result = AbstractModel.ToJsonString(resp);
                string str = AbstractModel.ToJsonString(resp);
                return resp.Data.TaskId.ToString();
              
            }
            catch (Exception e)
            {
                Console.WriteLine(e.ToString());
                return "";
            }
        }

   /// <summary>
        /// 根据任务id查询识别的结果 
        /// </summary>
        /// <param name="SecretId"></param>
        /// <param name="SecretKey"></param>
        /// <param name="taskId"></param>
        /// <returns></returns>
        public static string SearchResultByTaskId(string SecretId, string SecretKey,string taskId)
        {
            try
            {
                // 实例化一个认证对象，入参需要传入腾讯云账户 SecretId 和 SecretKey，此处还需注意密钥对的保密
                // 代码泄露可能会导致 SecretId 和 SecretKey 泄露，并威胁账号下所有资源的安全性。以下代码示例仅供参考，建议采用更安全的方式来使用密钥，请参见：https://cloud.tencent.com/document/product/1278/85305
                // 密钥可前往官网控制台 https://console.cloud.tencent.com/cam/capi 进行获取
                Credential cred = new Credential
                {
                    SecretId = SecretId,
                    SecretKey = SecretKey
                };
                // 实例化一个client选项，可选的，没有特殊需求可以跳过
                ClientProfile clientProfile = new ClientProfile();
                // 实例化一个http选项，可选的，没有特殊需求可以跳过
                HttpProfile httpProfile = new HttpProfile();
                httpProfile.Endpoint = ("asr.tencentcloudapi.com");
                clientProfile.HttpProfile = httpProfile;

                // 实例化要请求产品的client对象,clientProfile是可选的
                AsrClient client = new AsrClient(cred, "", clientProfile);
                // 实例化一个请求对象,每个接口都会对应一个request对象
                DescribeTaskStatusRequest req = new DescribeTaskStatusRequest();
                req.TaskId = ulong.Parse(taskId);
                // 返回的resp是一个DescribeTaskStatusResponse的实例，与请求对象对应
                DescribeTaskStatusResponse resp = client.DescribeTaskStatusSync(req);
                string str = AbstractModel.ToJsonString(resp);
                return resp.Data.Result;
                // 输出json格式的字符串回包
                //Console.WriteLine(AbstractModel.ToJsonString(resp));
            }
            catch (Exception e)
            {
                //Console.WriteLine();
                return e.ToString();
            }
        }

  string secretId = ConfigurationManager.AppSettings["SecretId"];
            string secretKey = ConfigurationManager.AppSettings["SecretKey"];
            string url = txtUrl.Text;
            // 获取任务id
           string taskId= SpeechRecognitionUtils.CreateTask(secretId,secretKey,url);
            if (!string.IsNullOrWhiteSpace(taskId))
            {
                string result = SpeechRecognitionUtils.SearchResultByTaskId(secretId, secretKey, taskId);
                textBox1.Text = result;
            }

{"Data":{"TaskId":9150241621},"RequestId":"4eda563b-c092-4498-ab77-4197572306ad"}

{"Data":{"TaskId":9150241621,"Status":2,"StatusStr":"success","Result":"[0:0.000,0:5.760]  腾讯云语音识别功能还是非常好用的，不信你也可以体验一下。\n","ErrorMsg":"","ResultDetail":[{"FinalSentence":"腾讯云语音识别功能还是非常好用的，不信你也可以体验一下。","SliceSentence":"腾讯云 语音识别 功能 还是 非常好 用的 不信 你也 可以 体验 一下","WrittenText":"","StartMs":0,"EndMs":5760,"WordsNum":11,"Words":[{"Word":"腾讯云","OffsetStartMs":130,"OffsetEndMs":795},{"Word":"语音识别","OffsetStartMs":795,"OffsetEndMs":1500},{"Word":"功能","OffsetStartMs":1500,"OffsetEndMs":1995},{"Word":"还是","OffsetStartMs":1995,"OffsetEndMs":2385},{"Word":"非常好","OffsetStartMs":2385,"OffsetEndMs":2925},{"Word":"用的","OffsetStartMs":2925,"OffsetEndMs":3410},{"Word":"不信","OffsetStartMs":3550,"OffsetEndMs":4035},{"Word":"你也","OffsetStartMs":4035,"OffsetEndMs":4305},{"Word":"可以","OffsetStartMs":4305,"OffsetEndMs":4545},{"Word":"体验","OffsetStartMs":4545,"OffsetEndMs":4860},{"Word":"一下","OffsetStartMs":4860,"OffsetEndMs":5330}],"SpeechSpeed":4.5,"SpeakerId":0,"EmotionalEnergy":0.0,"SilenceTime":0,"EmotionType":["disabled"]}],"AudioDuration":5.76},"RequestId":"1d9b9392-18f4-47de-a75a-8f14e5d96c53"}