Imports Bytescout.PDFRenderer


Class Program
    Friend Shared Sub Main(args As String())

        ' Create an instance of Bytescout.PDFRenderer.RasterRenderer object and register it.
        Dim renderer As New RasterRenderer()
        renderer.RegistrationName = "demo"
        renderer.RegistrationKey = "demo"
        
        ' Set high quality resolution 600 dpi (600 dots per inch)
        Dim renderingResolution As Single = 600
        
        ' Load PDF document.
        renderer.LoadDocumentFromFile("multipage.pdf")

        For i As Integer = 0 To renderer.GetPageCount() - 1
            ' Render first page of the document to PNG image file.
            renderer.Save("image" & i & ".png", RasterImageFormat.PNG, i, renderingResolution)
        Next

        ' Cleanup
        renderer.Dispose()

        ' Open the first output file in default image viewer.
        System.Diagnostics.Process.Start("image0.png")
    End Sub
End Class