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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Suppose that you have scanned text that is legible at its current resolution.

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Insults are not welcome. PdfStamper is a helper class that ultimately uses another class called PdfStamperImp to do most of the work.

c# – Does iTextSharp Handle PDF Compression? – Stack Overflow

Just do some searches for iTextSharp and image compression there should be several internal solutions out there. Add your solution here. 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.


Anuja Pawar Indore Aug 8: It uses open source programs including iTextSharp to perform the tasks you need. Even i read this way but not sure it will work, above one i have tried.

compress pdf file with itextsharp

By doing this, iTextSharp thinks the stream has changed, and it will use the compression level that was defined for writer object of the PdfStamper. The remaining things I don’t mine like fonts,headers etc. PDF of kb on my desktop to a Zip folder and the Zip folder is kb in size so not much reduction occured. Please Sign up or sign in to vote.

how to optimize pdf using c# programming.

If iTextSharp does not support compression, does anyone have suggestions for other. PDF compression won’t help you in this case, but if you pass such a “bad” PDF through iTextSharp’s PdfSmartCopythen PdfSmartCopy will detect the redundant objects and reorganize the file so that objects that are repeated over and over again in the file for instance: In the past I’ve used Docotic.

After executing the code the pdf file generated with size of KB. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Don’t tell someone to read the manual. You can specify one compression option from the table below. Also, just itextsharo throw this out there because I deal with this at my day job, there’s a third type of “compression” that iText does not directly handle, and that’s lossy compression of images which will often do the most dramatic reduction compfess file size if you are willing to sacrifice quality.


C# tutorial: PDF compression

Monkeyboy Wednesday, September 16, itextshxrp Writer you are actually getting back this implementation class. Some of the pdf’s contains images and text and some of them are contains plain text some of them both.

Search everywhere only in this topic. We have mentioned several ways depending what content your pdf has: Encrypting a PDF document iText 5.

You will use the SetFullCompression method of the PdfWriter class to use the full compression option. You need a human being to make that decision. C and itextsharp PDF compression.

This forum is about visual studio IDE, as your issue is related to your visual basic code, it would be related to vb, I help you move this case to visual basic forum for dedicated support. This email is in use.

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