PdfDocumentProcessor.CreateTiff(Stream, Int32) Method

Exports a PDF document to a TIFF image using a stream, and the image’s largest edge length.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Docs.v20.2.dll

NuGet Package: DevExpress.Document.Processor

NuGet Packages: DevExpress.Document.Processor, DevExpress.WindowsDesktop.Document.Processor

Declaration

C#

public void CreateTiff(
    Stream stream,
    int largestEdgeLength
)

VB.NET

Public Sub CreateTiff(
    stream As Stream,
    largestEdgeLength As Integer
)

Parameters

Name	Type	Description
stream	Stream	A Stream object that is a stream to which a TIFF image should be written.
largestEdgeLength	Int32	An integer value, specifying the length of the image’s largest dimension, in pixels.

Remarks

The largestEdgeLength parameter determines the output image height for pages in the portrait orientation and width - for landscape pages.

Note

The CreateTiff method works on Azure Windows Virtual Machines and does not work on Azure Web Apps.

The following example shows how to convert pages to a multi-page Tiff image.

View Example

C#

using DevExpress.Pdf;

namespace ExportToTiff
{
    class Program
    {
        static void Main(string[] args)
        {
            int largestEdgeLength = 1000;
            int[] pageNumbers = new int[] { 1, 3, 5 };

            // Create a PDF Document Processor.
            using (PdfDocumentProcessor processor = new PdfDocumentProcessor())
            {
                // Load a document. 
                processor.LoadDocument("..\\..\\Document.pdf");

                // Export pages to a multi-page tiff image.
                processor.CreateTiff("..\\..\\Image.tiff", largestEdgeLength, pageNumbers);
            }
        }
    }
}

VB.NET

Imports DevExpress.Pdf

Namespace ExportToTiff
    Class Program
        Private Shared Sub Main(ByVal args As String())
            Dim largestEdgeLength As Integer = 1000
            Dim pageNumbers As Integer() = New Integer() {1, 3, 5}

            Using processor As PdfDocumentProcessor = New PdfDocumentProcessor()
                processor.LoadDocument("..\..\Document.pdf")
                processor.CreateTiff("..\..\Image.tiff", largestEdgeLength, pageNumbers)
            End Using
        End Sub
    End Class
End Namespace

Important

The CreateTiff method uses GDI/GDI+ rendering and works only on Windows OS. The PlatformNotSupportedException is thrown on other operating systems.