Quickly learn how to make thumbnail image from pdf with pdf renderer sdk in VB.NET with this sample source code. ByteScout Premium Suite can make thumbnail image from pdf with pdf renderer sdk. It can be applied from VB.NET. ByteScout Premium Suite is the bundle that includes twelve SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording.
The SDK samples given below describe how to quickly make your application do make thumbnail image from pdf with pdf renderer sdk in VB.NET with the help of ByteScout Premium Suite. Simply copy and paste in your VB.NET project or application you and then run your app! If you want to use these VB.NET sample examples in one or many applications then they can be used easily.
The trial version of ByteScout Premium Suite can be downloaded for free from our website. It also includes source code samples for VB.NET and other programming languages.
Imports System.Drawing Imports Bytescout.PDFRenderer Module Module1 Sub Main() ' Create an instance of Bytescout.PDFRenderer.RasterRenderer object and register it Dim renderer As New RasterRenderer() renderer.RegistrationName = "demo" renderer.RegistrationKey = "demo" ' Load PDF document renderer.LoadDocumentFromFile("multipage.pdf") ' Get size of the page in Points (standard PDF document units; 1 Point = 1/72") Dim rectangle As RectangleF = renderer.GetPageRectangle(0) Dim width, height As Integer If rectangle.Width < rectangle.Height Then ' portrait page orientation width = -1 ' width will be calculated from height keeping the aspect ratio height = 100 Else ' landscape page orientation width = 100 height = -1 ' height will be calculated from width keeping the aspect ratio End If ' Render first page of the document to JPEG image file renderer.Save("thumbnail.jpg", RasterImageFormat.JPEG, 0, width, height) ' Cleanup renderer.Dispose() ' Open the output image file in default image viewer System.Diagnostics.Process.Start("thumbnail.jpg") End Sub End Module