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Merge PNG to PDF via C#

Sample code for concatenation PNG documents into single formats PDF on .NET Framework, .NET Core, and PHP, VBScript, Delphi, C++ via COM Interop.

Merge PNG to PDF Using C#

With Aspose.PDF for .NET library you can merge PNG to PDF programmatically. PDF software from Aspose is ideal for individuals, and small or large businesses. Since it is able to process a large amount of information, perform the concatenation quickly and efficiently and protect your data. A peculiar feature from Aspose.PDF is an API for merging PNG to PDF. The trait of this approach is that you only need to open the NuGet package manager, search for ‘Aspose.PDF for .NET’, and install it without any special complex settings. (Use the command from the Package Manager Console for installing). To verify the benefits of the library, try using the concatenation PNG to PDF code snippet.

Package Manager Console Command

PM> Install-Package Aspose.PDF


How to merge PNG to PDF via C#

.NET developers can easily load & merge PNG files to PDF in just a few lines of code.

  1. Initialize a new Document, and run a loop for merging files
  2. In loop: add a new page to PDF document
  3. In loop: add PNG file to new page
  4. After the loop save the result

System Requirements

Aspose.PDF for .NETis supported on all major operating systems. Just make sure that you have the following prerequisites.

  • Microsoft® Windows™ or a compatible OS with .NET Framework, .NET Core, and PHP, VBScript, Delphi, C++ via COM Interop.
  • Development environment like Microsoft Visual Studio.
  • Aspose.PDF for .NET DLL referenced in your project.

This sample code shows PNG to PDF C# concatenation

	// create empty pdf document
	doc = new Aspose.Pdf.Document();

	// make list of file streams with documents to merge
	streams = new List<Stream>(){ File.Open("1.pmg", FileMode.Open), File.Open("2.pmg", FileMode.Open) };

	// add new page to pdf
	// add image to new pdf page
	foreach (var fs in streams)
		page = doc.Pages.Add();
		page.AddImage(fs, new Aspose.Pdf.Rectangle(0, 0, 700, 1000));

	// save result pdf to file
	doc.Save("Merger_png_pdf.pdf", Aspose.Pdf.SaveFormat.Pdf);

Combine PNG to PDF in C#

Convert or combine multiple PNG into single PDF file in C# is not straightforward task without using 3rd party library. This page shows how to merge multiple PNG files into a single PDF document using Aspose.PDF for .NET. The example is written in C# but the API can be used in othe .NET programming languages as well such as VB.NET. PDF files are merged such that the first one is joined at the end of the other document.

Package Manager Console Command

            PM > Install-Package Aspose.PDF

About Aspose.PDF for .NET API

A PDF Processing Library to create cross-platform applications with the ability to generate, modify, merge, render, secure and print documents without using Adobe Acrobat. It supports merging various file formats into PDF including HTML and merging PDF documents into various output formats. Developers can easily render all HTML content in a single Page PDF as well as merge HTML files with SVG graphic tags to Tagged PDF files. .NET PDF API offers compression, table creation, graph & image functions, hyperlinks, stamp and watermarking tasks, extended security controls & custom font handling.
  • Merge PNG to PDF via Online App