using AOP.Common; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Web; namespace SgManager.AI { /// <summary> /// 文字识别--身份证识别 应用(只是获取身份证图片 信息,没有和公安部联网,无法确认真假,只是单纯从图片上识别文字) /// </summary> public class IDCardRecognition { // 身份证识别 /// <summary> /// 身份证识别 /// </summary> /// <param name="token">Accesstoken</param> /// <param name="imagePath">图片路径</param> /// <param name="recognitionString">识别结果</param> /// <param name="errorMsg">错误信息</param> /// <param name="id_card_side"> front:身份证正面;back:身份证背面</param> /// <param name="detect_direction">是否检测图像朝向,默认不检测,即:false。朝向是指输入图像是正常方向、逆时针旋转90/180/270度。可选值包括:- true:检测朝向;- false:不检测朝向。</param> /// <param name="detect_risk"> string 类型 是否开启身份证风险类型(身份证复印件、临时身份证、身份证翻拍、修改过的身份证)功能,默认不开启,即:false。可选值:true-开启;false-不开启</param> /// <returns>结果状态</returns> public static APIBaseModel<IDCardRecognitionModel> GetIdcardRecognitionString(string token, string imagePath, ref string recognitionString, out string errorMsg, string id_card_side = "front", bool detect_direction = false, string detect_risk = "false") { bool resultState = true; APIBaseModel<IDCardRecognitionModel> tempModel = new APIBaseModel<IDCardRecognitionModel>(); tempModel.contextModel = new IDCardRecognitionModel(); string strbaser64 = ""; try { #region 基础校验 string verificationMsg = ""; errorMsg = ""; var verifyResult = ImageVerification.VerificationImage<IDCardRecognitionModel>(imagePath, System.Drawing.Imaging.ImageFormat.Jpeg, tempModel, out verificationMsg, out strbaser64); if (!verifyResult.state) { return verifyResult; } recognitionString = ""; string host = "https://aip.baidubce.com/rest/2.0/ocr/v1/idcard?access_token=" + token; String str = "id_card_side=" + id_card_side + "&detect_direction=" + detect_direction + "&detect_risk=" + detect_risk + "&image=" + HttpUtility.UrlEncode(strbaser64); var tempResult = HttpRequestHelper.Post(host, str); recognitionString = tempResult; if (recognitionString.Contains("\"error_code\""))//说明异常 { resultState = false; tempModel.state = false; tempModel.contextModel.errorTypeModel = Json.ToObject<ErrorTypeModel>(tempResult); tempModel.contextModel.errorTypeModel.error_discription = OCR_CharacterRecognitionErrorType.GetErrorCodeToDescription(tempModel.contextModel.errorTypeModel.error_code); } else { tempModel.state = true; var temp = Json.ToObject<IDCardRecognitionSuccessResultModel>(tempResult); tempModel.contextModel.successModel = temp; } #endregion return tempModel; } catch (Exception ex)//接口外部异常,如网络异常 { resultState = false; errorMsg = ex.ToString(); tempModel.state = false; tempModel.errorMsg = ex.ToString(); return tempModel; } } } }