Dim drawingImage As System.Drawing.Image
drawingImage = System.Drawing.Image.FromStream(New System.IO.MemoryStream(byteArr))
Dim strPath As String
strPath = System.Web.HttpContext.Current.Request.MapPath("path")
drawingImage.Save(strPath, System.Drawing.Imaging.ImageFormat.Bmp)

System.Drawing.Image drawingImage;
drawingImage = System.Drawing.Image.FromStream(new System.IO.MemoryStream (byteArr));
string strPath;
strPath = System.Web.HttpContext.Current.Request.MapPath("path");
drawingImage.Save(strPath, System.Drawing.Imaging.ImageFormat.Bmp);

Dim rptTest1 As New ReportDocument
rptTest1.Load(System.Web.HttpContext.Current.Request.MapPath("App_Reports/rptpic1.rpt"))
rptTest1.Database.Tables("Images").SetDataSource(rptTest.ImageTable(System.Web.HttpContext.
Current. Request.MapPath("App_Data/test1.bmp")))

ReportDocument rptTest1 = new ReportDocument();
rptTest1.Load(System.Web.HttpContext.Current.Request.MapPath("App_Reports/rptpic1.rpt"));
rptTest1.Database.Tables["Images"].SetDataSource(rptTest.ImageTable(System.Web.HttpContext.
Current.Request.MapPath("App_Data/test1.bmp")));

Public Class rptTest
  Public Shared Function ImageTable(ByVal ImageFile As String) As DataTable
    Dim data As New DataTable
    Dim row As DataRow
    data.TableName = "Images"
    data.Columns.Add("img", System.Type.GetType("System.Byte[]"))
    Dim fs As New FileStream(ImageFile, FileMode.Open)
    Dim br As New BinaryReader(fs)
    row = data.NewRow()
    row(0) = br.ReadBytes(br.BaseStream.Length)
    data.Rows.Add(row)
    br = Nothing
    fs.Close()
    fs = Nothing
    Return data
  End Function
End Class

public class rptTest
{
  public static DataTable ImageTable(string ImageFile)
  {
    DataTable data = newDataTable();
    DataRow row;
    data.TableName = "Images";
    data.Columns.Add("img", System.Type.GetType("System.Byte[]"));
    FileStream fs = new FileStream(ImageFile, FileMode.Open);
    BinaryReader br = new BinaryReader(fs);
    row = data.NewRow();
    row[0] = br.ReadBytes(br.BaseStream.Length);
    data.Rows.Add(row);
    br = null;
    fs.Close();
    fs = null;
    return data;
  }
}