Imports System.Drawing.Imaging
Public Class Form9
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim dir As String = Environment.SystemDirectory
If TextBox1.Text = "" Then
MsgBox("Please, Pick the desired image first!!!", MsgBoxStyle.Information, "No Image Selected")
Else
Try
MergeImages(PictureBox1.Image)
PictureBox2.Image.Save(dir & "\test.png")
fncOCR_Text(dir & "\test.png")
System.
IO.
File.
Delete(dir & "\test.png") Catch ex As Exception
MsgBox("There is something wrong with the image!!!" & vbNewLine & ex.Message, MsgBoxStyle.Exclamation, "ERROR!")
End Try
End If
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Dim openFileDialog1 As New OpenFileDialog()
openFileDialog1.InitialDirectory = "c:\"
openFileDialog1.Filter = "Images (*.*)|*.*"
openFileDialog1.InitialDirectory = Application.StartupPath
openFileDialog1.ShowDialog()
TextBox1.Text = openFileDialog1.FileName
PictureBox1.ImageLocation = (TextBox1.Text)
End Sub
Public Function MergeImages(ByVal Pic1 As Image) As Image
Dim MergedImage As Image ' This will be the finished merged image
Dim bm As New Bitmap(150, 60, PixelFormat.Format32bppArgb)
Dim gr As Graphics = Graphics.FromImage(bm)
gr.FillRectangle(New SolidBrush(Color.White), New Rectangle(0, 0, 800, 600))
gr.DrawImage(Pic1, 0, 0)
MergedImage = bm
PictureBox2.Image = MergedImage
gr.Dispose()
Return MergedImage
End Function
Public Function fncOCR_Text(ByVal strImagePath As String) As String
'declaring required variables for OCR
Dim miDoc As MODI.Document
Dim miLayout As MODI.Layout
'Dim strLayoutInfo As String
Dim strText As String
'Recognizing the Document
miDoc = New MODI.Document
miDoc.Create(strImagePath)
miDoc.Images(0).OCR()
'Storing the value in a variable and returning it
miLayout = miDoc.Images(0).Layout
strText = Trim(miLayout.Text)
fncOCR_Text = strText
TextBox2.Text = strText
'Rleasing the Memory
miLayout = Nothing
miDoc = Nothing
End Function
Private Sub Button3_Click(sender As System.Object, e As System.EventArgs) Handles Button3.Click
Dim miDoc As MODI.Document
Dim miWord As MODI.Word
Dim strWordInfo As String
' Load an existing TIFF file.
miDoc = New MODI.Document
miDoc.Create("C:\document1.tif")
' Perform OCR.
miDoc.Images(0).OCR()
' Retrieve and display word information.
miWord = miDoc.Images(0).Layout.Words(2)
strWordInfo = _
"Id: " & miWord.Id & vbCrLf & _
"Line Id: " & miWord.LineId & vbCrLf & _
"Region Id: " & miWord.RegionId & vbCrLf & _
"Font Id: " & miWord.FontId & vbCrLf & _
"Recognition confidence: " & _
miWord.RecognitionConfidence & vbCrLf & _
"Text: " & miWord.Text
MsgBox(strWordInfo, vbInformation + vbOKOnly, _
"Word Information")
miWord = Nothing
miDoc = Nothing
End Sub
End Class
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