private void SaveImage(string fileName)
{
// Read the file into a byte array
using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
byte[] imageData = new Byte[fs.Length];
fs.Read(imageData, 0, (int)fs.Length);
using (SqlConnection conn = new SqlConnection(connectionString))
{
string sql = "insert into image (imagefilename,blobdata) values (@filename,@blobdata)";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.Add("@filename",SqlDbType.Text);
cmd.Parameters["@filename"].Direction = ParameterDirection.Input;
cmd.Parameters.Add("@blobdata", SqlDbType.Image);
cmd.Parameters["@blobdata"].Direction = ParameterDirection.Input;
// Store the byte array within the image field
cmd.Parameters["@filename"].Value = fileName;
cmd.Parameters["@blobdata"].Value = imageData;
conn.Open();
if (cmd.ExecuteNonQuery() == 1)
{
MessageBox.Show("Done");
}
}
}
}
private void LoadImage(string fileName)
{
using (SqlConnection conn = new SqlConnection(connectionString))
{
string sql = "select blobdata from Image where ImageFileName like @filename";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.Add("@filename", SqlDbType.Text);
cmd.Parameters["@filename"].Value = fileName;
conn.Open();
object objImage = cmd.ExecuteScalar();
byte[] buffer = (byte[])objImage;
BinaryWriter bw = new BinaryWriter(new FileStream("C:\\abcd.png", FileMode.Create));
bw.Write(buffer);
bw.Close();
MemoryStream ms = new MemoryStream(buffer);
Image bgImage = Image.FromStream(ms);
ms.Close();
this.BackgroundImage = bgImage;
}
}