static string path = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + "tessdata\\";//语言包位置
/// <summary> 实例化识别引擎对象
/// 实例化识别引擎对象
/// </summary>
/// <param name="lang"></param>
/// <param name="mode"></param>
/// <returns></returns>
//static bool InitOcr(string lang)
//{
// try
// {
// if (_ocr != null)
// {
// _ocr.Dispose();
// _ocr = null;
// }
// _ocr = new Tesseract(path, lang, OcrEngineMode.Default);
// return true;
// }
// catch (Exception e)
// {
// _ocr = null;
// NLogerHelper.Error(e.Message, "Failed to initialize tesseract OCR engine");
// return false;
// }
//}
/// <summary>识别MAT对象文本
/// 识别MAT对象文本
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
static public string OcrImage(Mat source, string lang)
{
try {
var _ocr = new Tesseract(path, lang, OcrEngineMode.Default);
Mat result = new Mat();
string ocredText = OcrImage(_ocr, source, result);
NLogerHelper.Info("ocredText:" + ocredText);//识别出来的文本
//NLogerHelper.Info("hocrTextBox:" + _ocr.GetHOCRText());//xml
return(TxtUtil.ReadClearContent(ocredText));
} catch (Exception ex)
{
NLogerHelper.Error(ex.Message, "Failed to initialize tesseract OCR engine");
return(string.Empty);
}
}
public async Task <IHttpActionResult> CheckCard()
{
// 文件的临时处理文件夹
var temp = Guid.NewGuid().ToString("N");
if (!Directory.Exists(folder + temp))
{
Directory.CreateDirectory(folder + temp);
}
// 拿到接口传进来的文件，数据库记录的字段信息
var FrontPath = string.Empty;
var Flag = 0;
var frontFlag = 0;
var reserveFlag = 0;
var CreateDate = DateTime.Now;
var IdentityNumber = string.Empty;
var Name = string.Empty;
var Sex = string.Empty;
var Nation = string.Empty;
var BirthDay = string.Empty;
var Address = string.Empty;
var Institution = string.Empty;
var ValidityDate = string.Empty;
var ReversePath = string.Empty;
// 取出照片信息，并保存
#region 取出照片信息，并保存
var frontFile = HttpContext.Current.Request.Files["front"];
var fronttask = Task.Run(() =>
{
if (frontFile != null)
{
var frontinfo = Front(frontFile, temp);
if (frontinfo != null)
{
FrontPath = frontinfo.FrontPath;
IdentityNumber = frontinfo.IdentityNumber;
Name = frontinfo.Name;
Sex = frontinfo.Sex;
Nation = frontinfo.Nation;
BirthDay = frontinfo.BirthDay;
Address = frontinfo.Address;
frontFlag = 1;
}
}
});
//反面
var reverseFile = HttpContext.Current.Request.Files["reverse"];
var reversetask = Task.Run(() =>
{
if (reverseFile != null)
{
var reverseinfo = Reverse(reverseFile, temp);
if (reverseinfo != null)
{
Institution = reverseinfo.Institution;
ValidityDate = reverseinfo.ValidityDate;
ReversePath = reverseinfo.ReversePath;
reserveFlag = 1;
}
}
});
try
{
await Task.WhenAll(fronttask, reversetask);
}
catch (Exception ex)
{
NLogerHelper.Error(ex.Message);
}
if (frontFlag > 0 && reserveFlag > 0)
{
Flag = 3;
}
else if (frontFlag > 0 && reserveFlag == 0)
{
Flag = 1;
}
else if (frontFlag == 0 && reserveFlag > 0)
{
Flag = 2;
}
// 保存到数据库
try
{
if (Flag > 0)
{
var sql = @"insert into identity (FrontPath,Flag,CreateDate,IdentityNumber,Name,Sex,Nation,BirthDay,Address,Institution,ValidityDate,ReversePath) values (@FrontPath,@Flag,@CreateDate,@IdentityNumber,@Name,@Sex,@Nation,@BirthDay,@Address,@Institution,@ValidityDate,@ReversePath)";
MySqlParameter[] parameters = new MySqlParameter[] {
new MySqlParameter("@FrontPath", FrontPath),
new MySqlParameter("@Flag", Flag),
new MySqlParameter("@CreateDate", CreateDate),
new MySqlParameter("@IdentityNumber", IdentityNumber),
new MySqlParameter("@Name", Name),
new MySqlParameter("@Sex", Sex),
new MySqlParameter("@Nation", Nation),
new MySqlParameter("@BirthDay", BirthDay),
new MySqlParameter("@Address", Address),
new MySqlParameter("@Institution", Institution),
new MySqlParameter("@ValidityDate", ValidityDate),
new MySqlParameter("@ReversePath", ReversePath)
};
var r = Common.MySqlHelper.ExecuteNonQuery(sql, parameters, CommandType.Text);
if (r)
{
List <Detail> data = new List <Detail>();
data.Add(new Detail {
Key = "姓名", Value = Name
});
data.Add(new Detail {
Key = "性别", Value = Sex
});
//data.Add(new Detail { Key = "民族", Value = Nation });
data.Add(new Detail {
Key = "生日", Value = BirthDay
});
data.Add(new Detail {
Key = "住址", Value = Address
});
data.Add(new Detail {
Key = "号码", Value = IdentityNumber
});
data.Add(new Detail {
Key = "签发机关", Value = Institution
});
data.Add(new Detail {
Key = "有效期限", Value = ValidityDate
});
return(Json(new
{
Code = 200,
Msg = "解析完成！(识别效果不理想的影响因素有很多，比如:光线，拍摄角度，有遮挡物，图片尺寸等，可调整图片质量重新识别提高识别率！)",
Data = data
}));
}
else
{
return(Json(new
{
Code = 10001,
Msg = "识别信息存储失败，可稍后重试！"
}));
}
}
else
{
return(Json(new
{
Code = 10000,
Msg = "请至少上传一张符合图片格式的身份证照片！"
}));
}
}
catch (Exception ex)
{
NLogerHelper.Info(ex.Message);
return(Json(new
{
Code = 10001,
Msg = "上传异常！"
}));
}
#endregion
}