public static Neurotec.Images.NImage getNImageDataFromBytes(byte[] blob)
{
/*
* openconn();
* string sql = "select IMGDATA from t_img where imgID=100";
* MySqlCommand comm = new MySqlCommand(sql,conn);
* MySqlDataReader msr = comm.ExecuteReader();
* Byte[] blob = new Byte[(msr.GetBytes(2, 0, null, 0, int.MaxValue))];
* msr.GetBytes(2, 0, blob, 0, blob.Length);
*/
Neurotec.IO.NMemoryStream ms = new Neurotec.IO.NMemoryStream(blob);
// System.IO.MemoryStream ms = new System.IO.MemoryStream(blob);
Neurotec.Images.NImage img = Neurotec.Images.NImage.FromStream(ms);
return(img);
}
/*
* int score;
* private void OnVerifyCompleted(IAsyncResult r)
* {
* lock (locker)
* {
*
* try
* {
* NBiometricStatus status = _biometricClient.EndVerify(r);
* if (status == NBiometricStatus.Ok || status == NBiometricStatus.MatchNotFound)
* {
* //get matching score
* score = _subject1.MatchingResults[0].Score;
* // string msg = string.Format("Score of matched templates: {0}", score);
* //msgLabel.Text = msg;
* // MessageBox.Show(msg);
* }
* else MessageBox.Show(status.ToString());
* }
* catch (Exception ex)
* {
* Utils.ShowException(ex);
* }
* }
*
* }*/
protected void Button1_Click(object sender, EventArgs e)
{
deleteresultshow();
NMatcher nm = new NMatcher();
OpenImageTemplate(faceView1, out _subject1);
MySqlConnection conn = new MySqlConnection("server=localhost;database=test;uid=root;password=root");
conn.Open();
String sqlcommand = String.Format("select * from imgdata");
MySqlCommand cmd = new MySqlCommand(sqlcommand, conn);
MySqlDataReader msr = cmd.ExecuteReader();
while (msr.Read())
{
string id = (string)msr.GetValue(1);
byte[] blob = (byte[])msr.GetValue(0);
string name = (string)msr.GetValue(2);
string gender = (string)msr.GetValue(3);
DateTime bir = (DateTime)msr.GetValue(4);
string birth = bir.ToShortDateString();
string phonenumber = (string)msr.GetValue(5);;
Neurotec.Images.NImage img = ImageData.getNImageDataFromBytes(blob);
NFace face = new NFace();
face.Image = img;
NSubject subject = new NSubject();
subject.Faces.Add(face);
// _biometricClient.BeginCreateTemplate(subject, OnCreationCompleted, subject);
nle.CreateTemplate(subject);
// Thread.Sleep(500);
if (_subject1 != null && subject != null)
{
int score1 = nm.Verify(_subject1.GetTemplateBuffer(), subject.GetTemplateBuffer());
// _biometricClient.BeginVerify(_subject1,subject, OnVerifyCompleted, null);
btlist.Add(new btnode(blob, score1, id, name, gender, birth, phonenumber));
}
}
conn.Close();
msr.Close();
int maxscore = 0;
int temp = 0;
string str = "";
for (int i = 0; i < btlist.Count; i++)
{
sqlcommand = "insert into resultshow(score,id,name,gender,birth,phonenumber,data) values(@score,@id,@name,@gender,@birth,@phonenumber,@data)";
cmd = new MySqlCommand(sqlcommand, conn);
MySqlParameter[] param = new MySqlParameter[7];
param[0] = new MySqlParameter("@score", btlist[i].score);
param[1] = new MySqlParameter("@id", btlist[i].id);
param[2] = new MySqlParameter("@name", btlist[i].name);
param[3] = new MySqlParameter("@gender", btlist[i].gender);
param[4] = new MySqlParameter("@birth", btlist[i].birth);
param[5] = new MySqlParameter("@phonenumber", btlist[i].phonenumber);
param[6] = new MySqlParameter("@data", btlist[i].blob);
for (int j = 0; j < param.Length; j++)
{
cmd.Parameters.Add(param[j]);
}
conn.Open();
try
{
cmd.ExecuteNonQuery();
}
catch (System.Exception ex)
{
StreamWriter sw = new StreamWriter("C:\\myerror.txt", true, Encoding.Default);
sw.Write(ex.Message);
sw.Close();
//一旦发生错误程序就停止运行，等待用户发现
Console.Read();
}
conn.Close();
conn.Dispose();
msr.Dispose();/*
* if (btlist[i].score>maxscore)
* {
* maxscore = btlist[i].score;
* temp = i;
* }*/
// str += btlist[i].score + " ";
}
// MessageBox.Show(str);
/*
* sqlcommand = "insert into resultshow(score,data) values(@score,@data)";
* cmd = new MySqlCommand(sqlcommand, conn);
* MySqlParameter[] param = new MySqlParameter[2];
* param[0] = new MySqlParameter("@score",btlist[temp].score);
* param[1] = new MySqlParameter("@data", btlist[temp].blob);
* for (int i = 0; i < param.Length; i++)
* cmd.Parameters.Add(param[i]);
* conn.Open();
* try
* {
* cmd.ExecuteNonQuery();
* }
* catch (System.Exception ex)
* {
* StreamWriter sw = new StreamWriter("C:\\myerror.txt", true, Encoding.Default);
* sw.Write(ex.Message);
* sw.Close();
* //一旦发生错误程序就停止运行，等待用户发现
* Console.Read();
* }
*
* conn.Close();
* conn.Dispose();
* msr.Dispose();
*/
Response.Redirect("Default4.aspx", false);
}
