Dim book As Aspose.Cells.Workbook = New Aspose.Cells.Workbook(tmp)
For Each sheet As Aspose.Cells.Worksheet In book.Worksheets
Dim options As Aspose.Cells.Rendering.ImageOrPrintOptions = New Aspose.Cells.Rendering.ImageOrPrintOptions()
options.HorizontalResolution = 200
options.VerticalResolution = 200
options.ImageType = Aspose.Cells.ImageType.Jpeg
Dim sr As SheetRender = New SheetRender(sheet, options)
For j As Integer = 0 To sr.PageCount - 1
sr.ToImage(j, dataDir + sheet.Name & " Page" + (j + 1) & ".out.jpg")
Next
Next
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