Resize PDF docuemnt pages via .NET SDK

API for resizing PDF document pages using .NET.

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Aspose.PDF Cloud SDK for .NET

Overview

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    How to resize PDF docuemnt pages via Cloud .NET SDK

    To resize PDF documents, we’ll use Aspose.PDF Cloud .NET SDK This Cloud SDK allows you to easily build cloud-based PDF creator, editor & converter apps in C#, ASP.NET, or other .NET languages for various cloud platforms. Open NuGet package manager, search for Aspose.PDF Cloud and install. You may also use the following command from the Package Manager Console: PM> Install-Package Aspose.Pdf-Cloud

    Steps to resize PDF using .NET SDK

    Aspose.PDF Cloud developers can easily load & resize PDF in just a few lines of code.

    1. Uploads the PDF.
    2. Converts it to HTML (retaining structure/content).
    3. Converts the HTML back to a new PDF with the specified dimensions.
    4. Downloads the resized document.
     

    Resize PDF using .NET Cloud SDK

    
    public static async Task ResizeDocumentPages()
    {
        const string localPdfFileName = @"C:\Samples\sample.pdf";
        const string storageFileName = "sample.pdf";
        const string localFolder = @"C:\Samples";
        const string resultFileName = "output_resize_pages.pdf";
        const string storageTempFolder = "YourTempFolder";

        // Get your AppSid and AppSecret from https://dashboard.aspose.cloud (free registration required). 
        pdfApi = new PdfApi(AppSecret, AppSid);

        using var file = File.OpenRead(localPdfFileName);
        await pdfApi.UploadFileAsync(Path.Combine(storageTempFolder, storageFileName), file);

        var response = await pdfApi.PostDocumentPagesResizeAsync(storageFileName, 300, 200, "1,3-5,8", folder: storageTempFolder);

        if (response == null)
            Console.WriteLine("ResizeDocumentPages(): Unexpected error!");
        else if (response.Code != 200)
            Console.WriteLine("ResizeDocumentPages(): Error -> Code {0} -> Status '{1}'", [response.Code, response.Status]);
        else
        {
            using Stream downloadStream = pdfApi.DownloadFile(Path.Combine(storageTempFolder, storageFileName));
            using FileStream localStream = File.Create(Path.Combine(localFolder, resultFileName));
            downloadStream.CopyTo(localStream);
            Console.WriteLine("ResizeDocumentPages(): pages successfully resized in the document '{0}.", resultFileName);
        }
    
    }