/// <summary>
    /// 調(diào)用百度 API 識別文字
    /// </summary>
    /// <param name="imgPath">圖片路徑</param>
    /// <param name="accurate">是否高精度</param>
    /// <returns></returns>
    public BaiduRetOcr Recognize(string imgPath, bool accurate)
    {
      try
      {
        string appId, apiKey, secretKey;
        if(!RiverAuth.Instant.GetOcrApiConfig(out appId, out apiKey, out secretKey))// 讀取應(yīng)用配置
          return new BaiduRetOcr();
        var client = new Baidu.Aip.Ocr.Ocr(apiKey, secretKey);
        client.Timeout = (int)ConfigUtil.GetConfig(EnumConfigKey.ClientTimeOut, 60 * 1000);
        var image = File.ReadAllBytes(imgPath);
        // 調(diào)用通用文字識別, 圖片參數(shù)為本地圖片，可能會拋出網(wǎng)絡(luò)等異常，請使用try/catch捕獲
        var result = client.GeneralBasic(image);
        // 如果有可選參數(shù)
        var options = new Dictionary<string, object>{
          {"language_type", "CHN_ENG"},
          {"detect_direction", "true"},
          {"detect_language", "true"},
          {"probability", "true"}
        };
        // 帶參數(shù)調(diào)用通用文字識別, 圖片參數(shù)為本地圖片
        if (accurate)
        {
          result = client.AccurateBasic(image, options);
        }
        else
          result = client.GeneralBasic(image, options);
        return result.ToObject<BaiduRetOcr>();
      }
      catch (Exception ex) {
        MsgUtil.Error("識別錯誤:"+ex.Message);
        return new BaiduRetOcr();
      }
      finally
      {
      }
    }