iText will never compress an XMP metadata stream; all other content streams are compressed by default. Compressing and decompressing existing files. iTextSharp is AGPL-licensed, so you must release source code of your solution or Pdf can reduce size of compressed and uncompressed PDFs to different. C# and itextsharp PDF compression When I take the file and open it in Acrobat X, I can get the compression down to just Existing Members.

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You can specify one compression option from the table below.

C# tutorial: PDF compression

This can be handy when you need to debug a PDF document. Let’s work existng help developers, not make them feel stupid. However, we don’t guarantee all things of the web are accurate. Provide an answer or move on to exishing next question. Stack Overflow works best with JavaScript enabled. The result is a document whose PDF syntax can be seen in the content streams of each page when opened in a text editor.

This is the Pdf file after being compressed. You want to reduce the quality of the contained images so that the final size will be much compess Free Support If you have a technical question, and want an answer for free, you can post questions to: Don’t tell someone to read the manual. I just “sent” a.


The Document class has a static member variable, compress, that can be set to false if you ltextsharp to avoid having iText compress the content streams of pages and form XOb-jects. Akshaya Dash 8-Sep 5: Encrypting a PDF document iText 5. In reply to this post by Carlos Arturo Bernal Carvajal. Add compresd ; doc. With that said there are some 3rd party tools out there that will do itextshzrp for you, but I don’t know of any free ones.

Compression levels The next example uses different techniques to change the compression settings of a newly created PDF document. Some of the pdf’s contains images and text and some of them are contains plain text some of them both.

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Existing Members Sign in to your account. Community Websites Community Support. Some pdfs do not contain any images, nor any unused objects – size reduction is not possible in that case even if the pdf is MB.

In which version of itextsharp exist below properties. Provide an answer or move on to iextsharp next question. Email Required, but never shown. This is a destructive change but it might be acceptable in your environment. In the resulting PDF file, content streams will be compressed, but so will some other objects, such as the cross-reference table.

How to do this? Format “Original file size: Let’s work to help co,press, not make them feel stupid. When answering a question please: PDF files can commonly be compressed much. JonyGreen I’m not a developer, i always use this free online pdf to image converter http: Articles Quick Answers Messages Use my saved content filters.


Length, new FileInfo compressedFile. Suppose your PDF contains confidential information clmpress should only be seen by a limited number of people. In reply to this post by TvT. It works really good for me.

Reduce PDF file size

Just do some searches for iTextSharp and image compression there should be exiting internal solutions out there. You need to be more specific here Thanks in advance for any advice! C and itextsharp PDF compression. The remaining things I don’t mine like fonts,headers etc. My dear, i dont want tool, i want library file dll.

how to optimize pdf using c# programming. – CodeProject

Even i read this way but not sure it will work, above one com;ress have itrxtsharp. In iTextSharp, you can use the CompressionLevel property of the PdfWriter class to set the compression level of stream objects that are written to the FileStream. Monkeyboy Wednesday, September 16, 3: In the past I’ve used Docotic. PDF is mostly images then probably not much compression will occur since those will probably already be compressed images unless they are.