[iText-questions] is it possible to extract a Bitmap from a rectangular are in a PDF using itext/sharp

Hi, I have been using itextsharp with great success and love it, brilliant work I need to extract a certain area from a specific page of a pdf, is that possible with itextsharp ? imaginary code would be something along the lines of pdfdoc.setpage(3) pdfdoc.setRectangle(20,20,200,200) dim image

[iText-questions] help to modify image colour in PDF - using low level pdfdict...I think just need the new dictionary put values format

Hello, please help me figure out how to modify image color (brightness, gamma, contrast, RGBwhatever can be modified) inside a PDF. I have the following code which works without an error, the part I need help with is marked {.what to do here } thank you very much in advance. Hakan

[iText-questions] pdfWriter and pdfReader is missing all Markup Annotation objects when using via template

Hello experts, below code tested on itextsharp 5.2.1 and 5.3.2 with same result. All markups (lines, polygons, text, arrows) done on top of the original content are MISSING in the output file. content itself is fine and the code works with no errors. PDFs with no markup annotation content work

[iText-questions] XML Bug in itextsharp 5.4.4 and above

I have a lineup of PDF files that break itextsharp 5.4.4 and above when modified with the contentbyte stamper object stack trace is below the error does NOT happen on itextsharp 5.4.3 (last working version) If you want the PDF file for testing I can make it available. I can work around it by