Dim reader As New PdfReader(nombref) Dim fs As New FileStream(destino & “\” & nombred, ) Using fs. Dim stamper As. I have some very large PDF files that are being created using C# and ItextSharp. One of the biggest files gets very close to the 10GB limit on file. Free source code and tutorials for Software developers and Architects.; Updated: 2 Apr

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PDF of kb on my desktop to a Zip folder and the Zip folder is kb in size so not much reduction occured. Community Websites Community Support. Many questions posted to this list can and will be answered with a reference to the iText book: Note that developers post answers on StackOverflow on a voluntary basis; there’s no guaranteed response-time and responding to this free forum has low priority compared to delivering commercial support.

PDF and compression (iText 5)

Monday, September 14, 8: Stack Overflow works best with JavaScript enabled. How to reduce size of pdf using itextsharp. C and itextsharp PDF compression. Net Answered Active Solved. I don’t understand your post.


compress pdf file with itextsharp

Powered by Excelasoft Solutions. You need to be certain that there are unused things in your pdf. PDF and compression iText 5. Let’s work to help developers, not make them feel stupid. Leonard, didn’t know at first what you meant with “refrying” but found this article of fompress which explains it quite well: Close ; itextshagp Add your solution here.

The difference is how the objects table is laid out and you can clean it up, that will only do so much though.

Do you need your password? This is a destructive change but it might be acceptable in your environment. If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem.

I investigated deep enough about compression of PDF files, mainly images inside itextshaep, and completed with lightweight library, which could be used as a parent for your clmpress compression cases.

I’m thinking of getting the commercial licensed 5. As you can see, compressing as many objects as possible is the most effective option in this example, but be aware that the compression percentage largely depends on the type of content in the document. There are several options but mkl is right: Compression of stream objects mainly images could help you to decrease overall PDF size.


I tried TVT’s Sample code but the file does not compressing I mean the file size is same before uploading and after uploading.

C# and itextsharp PDF compression

With that said there are some 3rd party tools out there that will do it for you, but I don’t know of any free ones. Additionally, the cross-reference table can be compressed and stored in a stream. PdfStamperImp is derived from PdfWriter and cojpress you use stamper.

The CompressionLevel is actually what you normally think of as compression, a number from 0 to 9 or -1 to mean default which currently equals six I think. Click HERE to participate the survey. Email Required, but never shown.

Ask Question How to add code to your Question or Reply. You can specify one compression option from the table below.

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