/// <summary>
/// 获取人脸坐标（68个点）
/// </summary>
/// <param name="files"></param>
/// <returns></returns>
public ActionResult GetFaceLink(string image)
{
//var lines = await GetLinesAsync(new List<IFormFile>() { file });
//if (lines.Count <= 0)
//{
// return Ok(null);
//}
(Bitmap, string)bitmap = (null, null);
// 获取图片文件
//bitmap = model.image_type.ToUpper() == "BASE64" ? FileCommon.Base64ToBitmap(model.image) : FileCommon.UrlToBitmap(model.image);
bitmap = FileCommon.UrlToBitmap(image);
var date = FaceLandmarkDetectionCompute.GetLandmark(bitmap.Item1);
//var hh= FaceLandmarkDetectionCompute.Getlines(date);
return(Ok(date));
}
/// <summary>
/// 获取人脸坐标(单个文件)
/// </summary>
/// <param name="files"></param>
/// <returns></returns>
public async Task <ActionResult> GetFaceLocation(FaceLocationsViewModel model)
{
RequestFaceModel request = new RequestFaceModel()
{
Status = 500,
Message = null,
FaceList = null
};
#region 基本验证
// 模型验证
if (!ModelState.IsValid)
{
request.Message = ModelState.Where(e => e.Value.Errors.Count > 0).FirstOrDefault().Value.Errors[0].ErrorMessage;
request.Status = (int)RequestEnum.必要参数未传入;
return(Ok(request));
}
// 根据 secretkey 获取set
var userFaceSet = await Service_user_face_set.GetUser_Face_Set_By_Secret_key_Async(model.secret_id);
if (userFaceSet == null)
{
// 您未开通此项目
request.Enum = RequestEnum.没有接口权限;
return(Ok(request));
}
// 签名判断
var dic = ModleToDictionary.GetProperties(model);
var key = userFaceSet.secret_key;
dic.Remove("sign");
var sign = Signature.GetSign(dic, key);
if (sign != model.sign)
{
// 签名错误
request.Enum = RequestEnum.签名错误;
return(Ok(request));
}
#endregion
#region 余额逻辑判断
// 根据 userFaceSet.user_id 获取用户信息
var user = await Service_user.GetUser_By_User_id_Async(userFaceSet.user_id);
// 根据user_id 先查预付款，未查询到则扣费使用
var prepayment = await Service_user_face_detect_prepayment.GetUser_Face_Detect_Prepayment_By_User_id_Asynv(user.id);
user_face_detect_price derectPrice = null;
if (prepayment == null || prepayment.number <= 0)
{
prepayment = null;
derectPrice = await Service_user_face_detect_price.GetUser_Face_Detect_Price_By_User_idAsync(user.id);
if (derectPrice == null)
{
// 用户没有预付费次数
request.Enum = RequestEnum.没有预付费次数未开通余额付款;
}
else
{
// 查询用户余额 derectPrice.price>余额
if (user.use_amount < derectPrice.price)
{
// 预付费次数为0，余额不足
request.Enum = RequestEnum.预付费次数为0且余额不足;
}
}
}
// 用户余额验证
if (!string.IsNullOrEmpty(request.Message))
{
return(Ok(request));
}
#endregion
#region 获取图片
// 变量初始化
var face_token = string.Empty;
(Bitmap, string)bitmap = (null, null);
if (model.image_type.ToUpper() == "FACE_TOKEN")
{
if (model.image.Length > 50)
{
request.Enum = RequestEnum.face_token格式错误;
return(Ok(request));
}
var detect = await Service_user_face_detect_log.GetUser_Face_Detect_Log_By_Face_token(model.image);
if (detect == null)
{
request.Enum = RequestEnum.face_token不存在;
return(Ok(request));
}
bitmap.Item2 = detect.image;
var obj = JsonConvert.DeserializeObject <dynamic>(detect.api_respone);
request.FaceList = obj.face_list;
request.FaceNum = obj.face_num;
face_token = model.image;
}
else
{
// 获取图片文件
bitmap = model.image_type.ToUpper() == "BASE64" ? FileCommon.Base64ToBitmap(model.image) : FileCommon.UrlToBitmap(model.image);
if (bitmap.Item1 == null && !string.IsNullOrEmpty(bitmap.Item2))
{
if (model.image_type.ToUpper() == "BASE64")
{
request.Enum = RequestEnum.Base64图片格式错误;
}
else
{
request.Enum = RequestEnum.从图片的url下载图片失败;
}
return(Ok(request));
}
}
#endregion
#region 图片以及数据处理
// 不是 FACE_TOKEN 的处理方式
if (model.image_type.ToUpper() != "FACE_TOKEN")
{
// 查找是否有相同的图片
face_token = model.image_type.ToUpper() == "BASE64" ? EncryptProvider.Md5(model.image) : EncryptProvider.Md5(FileCommon.BitmapToBase64(bitmap.Item1));
var detect_Log = await Service_user_face_detect_log.GetUser_Face_Detect_Log_By_Face_token(face_token);
if (detect_Log != null)
{
bitmap.Item2 = detect_Log.image;
}
else
{
try
{
// 存入本地
bitmap.Item2 = FileCommon.SaveBitmap(bitmap.Item1, bitmap.Item2);
}
catch (Exception ex)
{
LogHelperNLog.Error(ex);
request.Enum = RequestEnum.数据存储处理失败;
return(Ok(request));
}
}
// 获取人脸数据
//var faceDate = FaceDetectionCompute.GetRectangle(bitmap.Item1);
DlibDotNet.Rectangle[] faceDate = new DlibDotNet.Rectangle[0];
try
{
// 截取人像，面积排序
faceDate = FaceDetectionCompute.GetRectangle(bitmap.Item1).OrderByDescending(d => d.Area).Take(model.max_face_num).ToArray();
//faceDate = FaceDetectionCompute.GetResult(bitmap.Item2);
}
catch (Exception ex)
{
LogHelperNLog.Error(ex, "FaceDetectionCompute.GetRectangles:人脸获取坐标出错");
request.Enum = RequestEnum.无法解析人脸;
return(Ok(request));
}
// 人脸关键点识别
var landmark68 = FaceLandmarkDetectionCompute.DetsTolandmark68(bitmap.Item1, faceDate);
if (model.face_field.ToUpper().Contains("LANDMARK"))
{
request.LandmarkList = landmark68.Select(x => x.Item1);
}
// 人脸旋转角度
var angles = FaceDetectionCompute.GetRotationAngle(landmark68.Select(x => x.Item2));
// 人脸之态预测
var gesture = FaceDetectionCompute.GetFaceGesture(landmark68.Select(x => x.Item2), bitmap.Item1.Width, bitmap.Item1.Height);
if (faceDate != null)
{
// 返回数据格式处理
var json = JsonConvert.SerializeObject(faceDate);
var data = JsonConvert.DeserializeObject <List <FaceLocationsOutMdole> >(json);
//data = data.OrderByDescending(d => d.Area).Take(model.max_face_num).ToList();
data.ForEach(x => { x.FaceToken = face_token; });
for (int i = 0; i < data.Count; i++)
{
data[i].FaceToken = face_token;
data[i].Angle = angles[i];
data[i].Gesture = new Gesture()
{
Pitch = gesture[i].Item1,
Yaw = gesture[i].Item2,
Roll = gesture[i].Item3
};
}
request.FaceList = data;
request.FaceNum = data.Count();
}
}
#endregion
request.Enum = RequestEnum.Succeed;
#region 日志&&扣费
try
{
// 预付费/扣费 log
// 时间戳
DateTime dateTime = DateTime.Now;
user_face_detect_prepayment_detail prepayment_Detail = null;
user_amount_detail amount_Detail = null;
if (prepayment != null)
{
prepayment_Detail = new user_face_detect_prepayment_detail()
{
user_id = user.id,
change_number = -1,
now_number = prepayment.number - 1,
info = string.Format("应用ID：{0},图片名称：{1}", model.secret_id, bitmap.Item2),
created_at = dateTime,
updated_at = dateTime
};
}
else
{
amount_Detail = new user_amount_detail()
{
user_id = user.id,
change_amount = -derectPrice.price,
now_amount = user.use_amount - derectPrice.price,
info = string.Format("应用ID：{0},图片名称：{1},费用:{2}", model.secret_id, bitmap.Item2, derectPrice.price),
created_at = dateTime,
updated_at = dateTime,
type = 0
};
}
// 操作信息
user_face_detect_log face_Detect_Log = new user_face_detect_log()
{
user_id = user.id,
secret_id = model.secret_id,
face_token = face_token,
image = bitmap.Item2,
image_type = model.image_type,
face_field = model.face_field,
max_face_num = model.max_face_num,
face_type = model.face_type,
is_deductions_success = true,
api_respone = JsonConvert.SerializeObject(request, UnderlineSplitContractResolver.GetSettings()),
timestamp = Timelong.GetUnixDateTime(model.timestamp),
sign = sign,
created_at = dateTime,
updated_at = dateTime,
is_search = 1,
};
// 修改余额，存库，日志
using (var tra = SqlDapperHelper.GetOpenConnection().BeginTransaction())
{
if (prepayment != null)
{
await SqlDapperHelper.ExecuteInsertAsync(prepayment_Detail, tra);
await Service_user_face_detect_prepayment.MinusUsernumber_By_User_id(prepayment_Detail, tra);
}
else
{
await SqlDapperHelper.ExecuteInsertAsync(amount_Detail, tra);
await Service_user.MinusUserAmount_By_User_id(amount_Detail);
}
await SqlDapperHelper.ExecuteInsertAsync(face_Detect_Log, tra);
tra.Commit();
}
}
catch (Exception ex)
{
LogHelperNLog.Error(ex, "操作日志添加失败");
request.Enum = RequestEnum.操作日志添加失败;
return(Ok(request));
}
#endregion
return(Ok(request));
}
