Add text or image watermark to PNG files within C#, ASP.NET, VB.NET, .NET Core, Xamarin and Mono based applications. Use advance watermark management & manipulation features to add various watermark types to PDF, Word, Excel, PowerPoint, Visio diagrams, Email attachments, animates GIFs, multi-page TIFF and raster image formats without using any other watermark tool or software. Choose to add watermark to whole PNG document, specific pages or a particular section on the pages, as you require. Images in documents can also be protected with watermarks.
DownloadConholdate.Total for .NET makes it easy for .NET developers to add image watermark to PNG files by following a few easy steps.
The below code example requires GroupDocs.Watermark
namespace to insert image watermark to PNG and other supported document formats on all popular operating systems such as Windows, Linux or macOS while using Windows Azure, Mono and Xamarin platforms.
Get the respective files from downloads or fetch the whole package from NuGet to add Conholdate.Total
directly in your workspace.
The below code example demonstrates how to add text watermark to a PNG file using a few lines of C# code. It will insert watermark to all the pages of the supported document formats.
The .NET Watermark library is an all-in-one watermarks management solution to insert different types of customized watermarks to photos, images and confidential documents. Set watermark to all attachments in a PDF, email or an Excel file. Programmatically protect text watermark in documents using unreadable characters.
The supported watermark types include XObject, Artifact, Annotation, Shape, text and image.
PNG, short for Portable Network Graphics, stands as a raster graphics file format renowned for its lossless data compression and its suitability for displaying images on the web. It has gained significant popularity among graphic designers and photographers who seek to store and showcase high-quality images. One of the distinctive features of PNG files is their support for transparency, setting them apart from JPEG files that cannot contain transparent areas.
The PNG file format provides several advantages that contribute to its appeal. Firstly, it supports 16-bit color, enabling the preservation of more accurate colors during image editing processes. This feature proves valuable for professionals working with intricate color details. Additionally, PNG supports gamma correction, ensuring that images display correctly across various systems. This capability helps to maintain consistent visual quality across different devices and platforms.
Furthermore, PNG employs lossless data compression, allowing for efficient reduction of file size without compromising image quality. This compression technique facilitates faster download times and improved web page loading performance. The smaller file sizes make PNG files more convenient to store, transfer, and share, making them an ideal choice for web-based applications.
PNG files have gained widespread support across major web browsers and operating systems, further contributing to their popularity. This compatibility ensures that PNG images can be reliably viewed and displayed across different platforms and devices, enhancing accessibility and user experience. Moreover, PNG is widely supported by various image editing and drawing software programs, including industry-standard applications like Adobe Photoshop. This compatibility allows professionals to work seamlessly with PNG files, leveraging advanced editing capabilities to achieve their desired outcomes.
Learn(Portable Document Format)
(Word Processing Files)
(Spreadsheet Files)
(Digital Image Files)
(Email Files)
(Visio Diagram Files)
(Microsoft Word Binary Format)
(Office 2007+ Word Document)
(Microsoft Word 2007 Marco File)
(Microsoft Word Template Files)
(Microsoft Word 2007+ Template File)
(Microsoft Word Template File )
(Rich Text Format)
(Microsoft Excel Spreadsheet (Legacy))
(Macro-enabled Spreadsheet)
(Open XML Workbook)
(Excel 97 - 2003 Template)
(Excel Macro-Enabled Template)
(Excel Template)
(Microsoft PowerPoint 97-2003)
(Open XML presentation Format)
(Macro-enabled Presentation File)
(PowerPoint Slide Show)
(PowerPoint Slide Show)
(Macro-enabled Slide Show)
(Microsoft PowerPoint Template Files)
(Microsoft PowerPoint Template Presentation)
(Microsoft PowerPoint Template File)
(E-Mail Message)
(Apple Mail Message)
(Outlook File Template)
(Outlook Message Item File)
(OpenDocument Text File Format)
(Bitmap Image File)
(Graphical Interchange Format)
(Joint Photographic Expert Group Image)
(Joint Photographic Expert Group Image)
(JPEG 2000 Core Image)
(Portable Network Graphic)
(Tagged Image File Format)
(Raster Web Image Format)
(Visio Drawing File)
(Vector Design eXchange)
(Visio Macro-Enabled Drawing)
(Visio Drawing)
(Visio Stencil File)
(Visio SmartShape Master)
(Visio Stencil File)
(VST Audio Plugin)
(Visio Macro-Enabled Drawing Template)
(Visio Drawing Template)
(Visio Stencil XML File)
(Anim8or 3D Model)
(Outlook Offline Data File)
(Icon File)
(Scalar Vector Graphics)
(Compressed Scalable Vector Graphics)
(Photoshop Large Document Format)
(LaTeX Source Document)
(Truevision Graphics Adapter)
(XML Paper Specifications)
(OpenDocument Standard Format)
(OpenDocument Standard Format)
(OpenDocument Presentation Format)
(Text Document)
(Markdown Language)
(Photoshop Document)
(Comma Seperated Values)
(Data Interchange Format)
(Device Independent Bitmap)
(Web Files)
(Hypertext Markup Language File)
(MHTML Web Archive)
(DICOM Image)
(Windows Compressed Enhanced Metafile)
(Printer Command Language Document)
(Windows Metafile)
(Open eBook File)