Can we see the tiff? Paulo
On Mon, Feb 27, 2012 at 12:57 PM, Benjamin Rein <[email protected]> wrote: > Hi Andreas, > > you'll have to use JAI to do the conversion from YCbCr to RGB and then iText > to convert to PDF. This should work, but please take the performance impact > of these operations into consideration. You don't have any problems if this > only runs in some kind of batch processing with no one waiting for it. If > you want to convert on the fly after a user request, only the iText tiff to > PDF conversion can be too slow to be waited for and very memory and cpu > excessive depending on the size of the image. Just a few pages are ok. Much > more will need testing on your production hardware. > > Now you only need to find a way to distinguish between RGB tiff files and > YCbCr tiff files with incorrect directory ;) > > Best regards > Benjamin > > > > Von: Paulo Soares <[email protected]> > An: Post all your questions about iText here > <[email protected]> > Datum: 27.02.2012 13:35 > Betreff: Re: [iText-questions] Problem converting jpeg-coded > multipage tiff into pdf > ________________________________ > > > > iText doesn't support YCbCr. > > Paulo > > On Mon, Feb 27, 2012 at 11:45 AM, Andreas Wagner > <[email protected]> wrote: >> Hi there, >> >> we evaluate itextpdf to convert tiff images to pdf. Now it seems that some >> tiffs are converted with damaged colors. We have some multipage tiffs that >> are jpeg YCbCr-coded. >> When we use com.itextpdf.text.pdf.codec.TiffImage to read the tiffs data >> and then put it into a pdf document, then the colors of the pages are >> damaged(looking kind of pink and green) >> So we tried to figure out what the problem is. In the tiff-directory the >> pages are declared as rgb-coded, but they're not(actually they are coded >> YCbCr). So we told our customer that their images are broken. Unfortunately >> the customer cannot fix that problem, so we have to find a solution. >> Does anyone has an idea, how to solve that? >> >> Andreas ------------------------------------------------------------------------------ Try before you buy = See our experts in action! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-dev2 _______________________________________________ iText-questions mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/itext-questions iText(R) is a registered trademark of 1T3XT BVBA. Many questions posted to this list can (and will) be answered with a reference to the iText book: http://www.itextpdf.com/book/ Please check the keywords list before you ask for examples: http://itextpdf.com/themes/keywords.php
