The coding tutorials are designed to help you test the features without need to write your own code. Want to convert PDF to BMP (using streams) in your VB.NET app? ByteScout PDF Renderer SDK is designed for it. ByteScout PDF Renderer SDK is the SDK for rendering of PDF into high-quality thumbnails and images. Includes various functions like batch processing, PNG, TIFF output. Can be used from web and desktop applications.
This code snippet below for ByteScout PDF Renderer SDK works best when you need to quickly convert PDF to BMP (using streams) in your VB.NET application. Just copy and paste the code into your VB.NET application’s code and follow the instruction. Implementing VB.NET application typically includes multiple stages of the software development so even if the functionality works please test it with your data and the production environment.
Trial version of ByteScout PDF Renderer SDK can be downloaded for free from our website. It also includes source code samples for VB.NET and other programming languages.
Imports Bytescout.PDFRenderer Imports System.IO Class Program Friend Shared Sub Main(args As String()) Dim srcStream = New FileStream("multipage.pdf", FileMode.Open) ' Create an instance of Bytescout.PDFRenderer.RasterRenderer object and register it. Using renderer = New RasterRenderer("demo", "demo") ' Load PDF document. renderer.LoadDocumentFromStream(srcStream) For i As Integer = 0 To renderer.GetPageCount() - 1 Dim fileName As String = "page" & i & ".png" If File.Exists(fileName) Then File.Delete(fileName) ' Render first page of the document to PNG image file. Using destStream As New FileStream(fileName, FileMode.CreateNew) renderer.Save(destStream, RasterImageFormat.PNG, i, 300) End Using Next End Using ' Open the first output file in default image viewer. System.Diagnostics.Process.Start("page0.png") End Sub End Class