Today you are going to learn how to override resolution in rendered image in VB.NET. Override resolution in rendered image in VB.NET can be implemented with ByteScout PDF Renderer SDK. ByteScout PDF Renderer SDK is the SDK for rendering of PDF into thumbnails and images in high quality. Provides various functions like batch processing, PNG, TIFF output. Can be used from web and desktop applications.
This rich sample source code in VB.NET for ByteScout PDF Renderer SDK includes the number of functions and options you should do calling the API to implement override resolution in rendered image. VB.NET sample code is all you need: copy and paste the code to your VB.NET application’s code editor, add a reference to ByteScout PDF Renderer SDK (if you haven’t added yet) and you are ready to go! Test VB.NET sample code examples whether they respond your needs and requirements for the project.
ByteScout PDF Renderer SDK free trial version is available for download from our website. Free trial also includes programming tutorials along with source code samples.
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" ' Load PDF document. renderer.LoadDocumentFromFile("multipage.pdf") ' Specify Rendering Options Dim RenderingOptions As New RenderingOptions() RenderingOptions.ResolutionOverride = 300 For i As Integer = 0 To renderer.GetPageCount() - 1 ' Render document page to 800x600 PNG image file. renderer.Save("image" & i & ".png", RasterImageFormat.PNG, i, 600, 800, RenderingOptions) Next ' Cleanup renderer.Dispose() ' Open the first output file in default image viewer. System.Diagnostics.Process.Start("image0.png") End Sub End Class