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Questions tagged [aspose.pdf]

Aspose.Pdf for .NET is a PDF document creation and manipulation component that enables your .NET applications to read, write and manipulate existing PDF documents without using Adobe Acrobat. It also allows you to create forms and manage form fields embedded in a PDF document.

About

Aspose.Pdf for .NET is affordable and offers an incredible wealth of features including PDF compression options; table creation and manipulation; support for graph objects; extensive hyperlink functionality; extended security controls; custom font handling; integration with data sources; add or remove bookmarks; create table of contents; add, update, delete attachments and annotations; import or export PDF form data; add, replace or remove text and images; split, concatenate, extract or inset pages; transform pages to image; print PDF documents and much more.

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Documentation

177 questions
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Editable to Non-Editable pdf using Aspose PDF

How can I save an editable pdf as Non-Editable after adding some text to it using Aspose PDF?
intruder
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Aspose PDF error: ‘Gdip’ threw an exception with Dotnet Core 3.x app on Mac OSX

I am running a Dotnet core app (3.1) on a Mac (Catalina) and I’m trying to add an image to a PDF using Aspose PDF with this tutorial: https://docs.aspose.com/pdf/net/manipulate-images/. I get an error when trying to add the imageStream. "Invalid…
duyn9uyen
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How to create blank pdf from scratch using aspose.pdf for .net?

I want to know that which class should I use for creating blank pdf for writing my content into it through c# code but in the documentation of aspose.pdf they are suggesting to use Aspose.Pdf.Generator.Pdf class but that specific namespace is…
Shashank Choudhari
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Aspose PdfFileStamp headers overlapping

I have recently upgraded my Aspose.Pdf library from 3.0.4.0 to 9.3.0.0. After the upgrade our use of the PdfFileStamp starting ignoring our margin options (top, left, right) and instead, writing all of the headers center aligned overlapping. (see…
Nathan Tregillus
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How to Identify the Page overflow in Aspose PDF

I am converting a HTML content to PDF using Aspose .Net API's. HTML content contains table which has dynamic data, so if the data is more date, then the table is overflown into second page. Is there a way to Identify the page overflown in my…
Mike
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Creating a new Document with a FileStream with Aspose.Pdf

I'm trying to create a new Aspose.Pdf.Document using a FileStream to a new File, but it always throws an "Incorrect File Header" Exception. I need to work with the FileStream so that I can incrementally save the Document when merging other Pdf…
Failwyn
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Sign PDF using Aspose PDF and external private key on Azure Key Vault

I am trying to digitally sign a PDF using Aspose Pdf by using an external device to actually do the signing, in this case Azure Key Vault. iText has a very good mechanism for this. They provide IExternalSignature interface that you can implement…
shizik
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Header And Footer of PDF File, Aspose Java

ASPOSE PDF Java version --> 11.8 I am trying to add the Header to the each of the pages of the PDF file using HeaderFooter class. Below is the code, is -- This variable stream holding the streaming content of HTML. htmlOptions -- for setting the…
Hareesh
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Adobe breaks stamped PDF when saving as new file / what is difference in Adobe 'save as' vs. Foxit Reader 'save as' feature

I'm reaching out to larger community of developers in seek of help to understand the real cause and possibly finding a fix. I have asked questions from Aspose, and they have also tracked the issue (PDFNET-42880) in their system. I think they are not…
Matti Ketonen
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Aspose PDF Merge PDF from byte[][]

I'm working on a service that pulls multiple PDF files stored in a database as varbinary and merges them into a single file using Aspose - PDF. The merged file is then converted to a Memory Stream and then a blob and then sent to the webpage. Here's…
Nathan Foss
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Deep linking href in pdf

I have a deep link that works when in the chrome browser to open my app with a certain ID. This link looks like following: intent://m/#Intent;scheme=myapp://app.com/reference/2016062910185811;package=some.package.com;end this works when in a…
Kiwi
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Is it possible to save pdf document to byte array (aspose.pdf for java)

I need to save a pdf document, generated by aspose.pdf for java library to memory (without using temporary file) I was looking at the documentation and didn't find the save method with the appropriate signature. (I was looking for some kind of…
ppopoff
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How to get the Page Number of a form field in Aspose PDF?

How to I retrieve the page number of a Form Field using Aspose PDF? I'm trying to recreate the PDF form in HTML by placing an image of each page and overlaying each field using the page number, coordinates, and dimensions. Here's my current…
RichC
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How to Rotate Text in Table Cell in Aspose.PDF .NET

I'm using Aspose.PDF .NET 10.4 (latest as of this writing). I'm using their DOM api (not generator as that's deprecated). How do I rotate text in a table cell 90 degrees counterclockwise? Here's what I tried but the rotation on a rectangle had no…
dirq
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How to find all instances of the input text box in pdf file using aspose

I have one pdf file and in that I have editable text boxes. It has around 20 textboxes.. Now I need to update values in that using some variables.. Like in textbox1 value sholuld come from Var1 etc.. I am using .Net-C# aspose PDF library.. So my…
Nic
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