What version of Adobe Acrobat on what OS platform are you using to view this huge file?
Leonard On Jan 9, 2007, at 7:03 PM, Davy Lee wrote: > > Hello Paulo, > after struggle, We have been successful to merge 3G original pdf > files to a > single one in the linux 64bit system. > Unfortunately, when we open this huge merged file, there is an > error thrown > out: > “there is an internal error, it’s being repared”, and then we have > to wait > for a > While, maybe 8 minutes, the huge file can be opened. However, for > the other > merged files, > which are smaller or bigger 2G, they can be opened without any error > occurs. > > btw, when we do the merging task, the peak of the memory usage is > 14G, I > don't know why so much > memory was used. > > cheers, > davy lee > > > Paulo Soares wrote: >> >> Curiously there's not that much rewrite to atain this goal >> although it's >> probably a week worth of work. File pointers must be changed to 64 >> bit, >> the page tree and the xref table must be kept in file. The last >> item is >> in the to-do list (http://itext.ugent.be/library/todo.php?id=7). >> >> Paulo >> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] >>> [mailto:[EMAIL PROTECTED] On >>> Behalf Of Leonard Rosenthol >>> Sent: Tuesday, December 19, 2006 1:43 PM >>> To: Post all your questions about iText here >>> Cc: Davy Lee >>> Subject: Re: [iText-questions] How to merge two 3G size pdf fast >>> >>> If "iText is the only option for us in our project", then you are >>> going to need to rewrite major parts of iText to perform the merge >>> operations WITHOUT keeping things in memory as it goes. in >>> addition, >>> you will need to ensure the 32bit requirements of PDF, especially if >>> creating PDFs with version <=1.4. >>> >>> Leonard >>> >>> On Dec 19, 2006, at 8:26 AM, Davy Lee wrote: >>> >>>> >>>> Leonard, >>>> We have to merge the ducument in our project according to >>> the client's >>>> requirements, >>>> other than Adobe Acrobat 7 or later. And the huge pdf file could >>>> be merged >>>> by lots of >>>> small pdf files. However, even by this way, when the merged >>> file is >>>> more >>>> than my physical >>>> memory, it throws out something like "no enough memory for heap". >>>> >>>> We are going to merge a lot of small pdf files to a single >>> one. The >>>> itext is >>>> the only option for >>>> us in our project, Coz we need the API libary, other than an >>>> application. >>>> >>>> cheers, >>>> Davy Lee. >>>> >>>> >>>> >>>> Leonard Rosenthol wrote: >>>>> >>>>> The ONLY program that I know of that will merge documents >>> that large >>>>> is Adobe Acrobat 7 or later. >>>>> >>>>> Also, can you explain what sort of documents you are >>> merging? Is it >>>>> possible that Acrobat 8's new "Package" feature would be a better >>>>> solution for you? >>>>> >>>>> Leonard >>>>> >>>>> On Dec 19, 2006, at 3:49 AM, Davy Lee wrote: >>>>> >>>>>> >>>>>> unfortunately, our client really need to merge a 2G or 3G pdf >>>>>> file, it would >>>>>> be at least 2G. >>>>>> any body can give me some hints to modify the ITEXT or >>> find another >>>>>> API? >>>>>> thanks so much.. >>>>>> >>>>>> cheers, >>>>>> Davy lee >>>>>> >>>>>> >>>>>> Robert Engels wrote: >>>>>>> >>>>>>> iText uses a memory mapped file. You may not enough enough >>>>>>> contigiuos >>>>>>> address space to map a file that large. >>>>>>> >>>>>>> iText needs to be changed to support a simple >>> RandomAccessFile and >>>>>>> then it would work. >>>>>>> >>>>>>> Doesn't matter anyway, since two 1.6 gig files would be larger >>>>>>> than 2 >>>>>>> gig... >>>>>>> >>>>>>> >>>>>>> On Dec 18, 2006, at 3:43 AM, Davy Lee wrote: >>>>>>> >>>>>>>> >>>>>>>> When I tried to process two 1.6G pdf file, an error occured: >>>>>>>> >>>>>>>> java.io.IOException: Not enough storage is available to process >>>>>>>> this command >>>>>>>> at sun.nio.ch.FileChannelImpl.map0(Native Method) >>>>>>>> at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java: >>>>>>>> 742) >>>>>>>> at >>>>>>>> com.lowagie.text.pdf.MappedRandomAccessFile.init >>>>>>>> (MappedRandomAccessFile.java:103) >>>>>>>> at >>>>>>>> com.lowagie.text.pdf.MappedRandomAccessFile.<init> >>>>>>>> (MappedRandomAccessFile.java:87) >>>>>>>> at >>>>>>>> com.lowagie.text.pdf.RandomAccessFileOrArray.<init> >>>>>>>> (RandomAccessFileOrArray.java:121) >>>>>>>> at >>>>>>>> com.lowagie.text.pdf.RandomAccessFileOrArray.<init> >>>>>>>> (RandomAccessFileOrArray.java:80) >>>>>>>> at com.lowagie.text.pdf.PRTokeniser.<init> >>>>>>>> (PRTokeniser.java: >>>>>>>> 108) >>>>>>>> at >>> com.lowagie.text.pdf.PdfReader.<init>(PdfReader.java: >>>>>>>> 155) >>>>>>>> at >>> com.lowagie.text.pdf.PdfReader.<init>(PdfReader.java: >>>>>>>> 145) >>>>>>>> at sticker.Main.main(Main.java:60) >>>>>>>> >>>>>>>> >>>>>>>> it means that the error occured at : >>>>>>>> reader = new PdfReader(new RandomAccessFileOrArray(fileList >>>>>>>> [docNum]), >>>>>>>> null); >>>>>>>> >>>>>>>> however, in the book "ITEXT in action" said: using new >>>>>>>> RandomAccessFileOrArray(fileList[docNum]) >>>>>>>> in the pdfreader constructor will partial read the >>> original file, >>>>>>>> I'm >>>>>>>> confusing. >>>>>>>> >>>>>>>> if the error occurs in the pdfReader constructor, it >>> will be still >>>>>>>> no useful >>>>>>>> to rewrite the pdfcopy class or >>>>>>>> the pdfwriter class. >>>>>>>> >>>>>>>> cheers, >>>>>>>> Davy Lee >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> Paulo Soares wrote: >>>>>>>>> >>>>>>>>> The total size of the file can't be 2G so it would be >>> like two 1G >>>>>>>>> files. >>>>>>>>> Doing this will always take a lot of time and a lot of memory >>>>>>>>> unless the >>>>>>>>> number of pages is small. To merge such big files efficiently >>>>>>>>> you'd have >>>>>>>>> to >>>>>>>>> create a customized PdfCopy. >>>>>>>>> >>>>>>>>> Paulo >>>>>>>>> >>>>>>>>> ----- Original Message ----- >>>>>>>>> From: "Davy Lee" <[EMAIL PROTECTED]> >>>>>>>>> To: <[email protected]> >>>>>>>>> Sent: Monday, December 18, 2006 8:31 AM >>>>>>>>> Subject: Re: [iText-questions] How to merge two 3G >>> size pdf fast >>>>>>>>> >>>>>>>>> >>>>>>>>>> >>>>>>>>>> Dear Paulo, >>>>>>>>>> even for two 2G pdf file, do u have a better sosution to >>>>>>>>>> merge >>>>>>>>>> them, >>>>>>>>>> sometimes I don't need to modify the pages, sometime I do. >>>>>>>>>> cheers. >>>>>>>>>> >>>>>>>>>> Davy lee >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Paulo Soares wrote: >>>>>>>>>>> >>>>>>>>>>> You'll certainly won't use iText to do this. iText has a 2G >>>>>>>>>>> size >>>>>>>>>>> limitation. >>>>>>>>>>> >>>>>>>>>>> Paulo >>>>>>>>>>> >>>>>>>>>>> ----- Original Message ----- >>>>>>>>>>> From: "Davy Lee" <[EMAIL PROTECTED]> >>>>>>>>>>> To: <[email protected]> >>>>>>>>>>> Sent: Monday, December 18, 2006 4:11 AM >>>>>>>>>>> Subject: [iText-questions] How to merge two 3G size pdf fast >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> I have two 3G size pdf files, we need to use ITEXT to merge >>>>>>>>>>>> them into >>>>>>>>>>>> one >>>>>>>>>>>> single new pdf document. >>>>>>>>>>>> However, to do this will waste too much time to finished >>>>>>>>>>>> it. It >>>>>>>>>>>> would >>>>>>>>>>>> cost >>>>>>>>>>>> us about half days to finish >>>>>>>>>>>> to merging process. Do u guys have any new solution >>> to do it? >>>>>>>>>>>> cheers. >>>>>>>>>>>> My code is below: >>>>>>>>>>>> >>>>>>>>>>>> //pdf files array list. >>>>>>>>>>>> String [] fileList = {"sample1.pdf","sample2.pdf"}; >>>>>>>>>>>> >>>>>>>>>>>> Document document; >>>>>>>>>>>> PdfCopy copy; >>>>>>>>>>>> PdfReader reader; >>>>>>>>>>>> >>>>>>>>>>>> try >>>>>>>>>>>> { // step 1 >>>>>>>>>>>> document = new Document(); >>>>>>>>>>>> // step 2 >>>>>>>>>>>> copy = new PdfCopy(document, new >>> FileOutputStream( >>>>>>>>>>>> "sample_Combination.pdf")); >>>>>>>>>>>> // step 3 >>>>>>>>>>>> document.open(); >>>>>>>>>>>> for(int docNum=0; >>> docNum<fileList.length;docNum++) >>>>>>>>>>>> { >>>>>>>>>>>> reader = new PdfReader(new >>>>>>>>>>>> RandomAccessFileOrArray(fileList[docNum]), null); >>>>>>>>>>>> int pages = reader.getNumberOfPages(); >>>>>>>>>>>> // step 4 >>>>>>>>>>>> for (int pageNum = 0; pageNum < pages; ) >>>>>>>>>>>> { >>>>>>>>>>>> ++pageNum; >>>>>>>>>>>> copy.addPage(copy.getImportedPage >>>>>>>>>>>> (reader, >>>>>>>>>>>> pageNum)); >>>>>>>>>>>> }//iterate page loop. >>>>>>>>>>>> }// iterate doc loop. >>>>>>>>>>>> >>>>>>>>>>>> // step 5 >>>>>>>>>>>> document.close(); >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> } >>>>>>>>>>>> catch(IOException e) >>>>>>>>>>>> { >>>>>>>>>>>> e.printStackTrace(); >>>>>>>>>>>> } >>>>>>>>>>>> catch (DocumentException e) >>>>>>>>>>>> { >>>>>>>>>>>> e.printStackTrace(); >>>>>>>>>>>> } >>>>>>>>>>>> >>>>>>>>>>>> very big thanks in advance. >>>>>>>>>>>> -- >>>>>>>>>>>> View this message in context: >>>>>>>>>>>> http://www.nabble.com/How-to-merge-two-3G-size-pdf-fast- >>>>>>>>>>>> tf2837983.html#a7923347 >>>>>>>>>>>> Sent from the iText - General mailing list archive at >>>>>>>>>>>> Nabble.com. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>> -------------------------------------------------------------- >>>>>>>>>>>> -- >>>>>>>>>>>> -- >>>>>>>>>>>> ------- >>>>>>>>>>>> Take Surveys. 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Influence the Future of IT >>>>>>>>>>> Join SourceForge.net's Techsay panel and you'll get >>> the chance >>>>>>>>>>> to share >>>>>>>>>>> your >>>>>>>>>>> opinions on IT & business topics through brief surveys - and >>>>>>>>>>> earn cash >>>>>>>>>>> http://www.techsay.com/default.php? >>>>>>>>>>> page=join.php&p=sourceforge&CID=DEVDEV >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> iText-questions mailing list >>>>>>>>>>> [email protected] >>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/itext-questions >>>>>>>>>>> Buy the iText book: http://itext.ugent.be/itext-in-action/ >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> View this message in context: >>>>>>>>>> http://www.nabble.com/How-to-merge-two-3G-size-pdf-fast- >>>>>>>>>> tf2837983.html#a7925099 >>>>>>>>>> Sent from the iText - General mailing list archive at >>>>>>>>>> Nabble.com. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>> ---------------------------------------------------------------- >>>>>>>>>> -- >>>>>>>>>> -- >>>>>>>>>> ----- >>>>>>>>>> Take Surveys. Earn Cash. Influence the Future of IT >>>>>>>>>> Join SourceForge.net's Techsay panel and you'll get the >>>>>>>>>> chance to >>>>>>>>>> share >>>>>>>>>> your >>>>>>>>>> opinions on IT & business topics through brief surveys - and >>>>>>>>>> earn >>>>>>>>>> cash >>>>>>>>>> http://www.techsay.com/default.php? >>>>>>>>>> page=join.php&p=sourceforge&CID=DEVDEV >>>>>>>>>> _______________________________________________ >>>>>>>>>> iText-questions mailing list >>>>>>>>>> [email protected] >>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/itext-questions >>>>>>>>>> Buy the iText book: http://itext.ugent.be/itext-in-action/ >>>>>>>>> >>>>>>>>> >>>>>>>>> >>> ----------------------------------------------------------------- >>>>>>>>> -- >>>>>>>>> -- >>>>>>>>> ---- >>>>>>>>> Take Surveys. Earn Cash. Influence the Future of IT >>>>>>>>> Join SourceForge.net's Techsay panel and you'll get >>> the chance to >>>>>>>>> share >>>>>>>>> your >>>>>>>>> opinions on IT & business topics through brief surveys >>> - and earn >>>>>>>>> cash >>>>>>>>> http://www.techsay.com/default.php? >>>>>>>>> page=join.php&p=sourceforge&CID=DEVDEV >>>>>>>>> _______________________________________________ >>>>>>>>> iText-questions mailing list >>>>>>>>> [email protected] >>>>>>>>> https://lists.sourceforge.net/lists/listinfo/itext-questions >>>>>>>>> Buy the iText book: http://itext.ugent.be/itext-in-action/ >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> View this message in context: >>> http://www.nabble.com/How-to-merge- >>>>>>>> two-3G-size-pdf-fast-tf2837983.html#a7925842 >>>>>>>> Sent from the iText - General mailing list archive at >>> Nabble.com. >>>>>>>> >>>>>>>> >>>>>>>> >>> ------------------------------------------------------------------ >>>>>>>> -- >>>>>>>> -- >>>>>>>> --- >>>>>>>> Take Surveys. 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Influence the Future of IT >>>>> Join SourceForge.net's Techsay panel and you'll get the chance to >>>>> share >>>>> your >>>>> opinions on IT & business topics through brief surveys - and earn >>>>> cash >>>>> http://www.techsay.com/default.php? >>>>> page=join.php&p=sourceforge&CID=DEVDEV >>>>> _______________________________________________ >>>>> iText-questions mailing list >>>>> [email protected] >>>>> https://lists.sourceforge.net/lists/listinfo/itext-questions >>>>> Buy the iText book: http://itext.ugent.be/itext-in-action/ >>>>> >>>>> >>>> >>>> -- >>>> View this message in context: http://www.nabble.com/How-to-merge- >>>> two-3G-size-pdf-fast-tf2837983.html#a7946966 >>>> Sent from the iText - General mailing list archive at Nabble.com. >>>> >>>> >>>> >>> -------------------------------------------------------------- >>> -------- >>>> --- >>>> Take Surveys. Earn Cash. 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Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ iText-questions mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/itext-questions Buy the iText book: http://itext.ugent.be/itext-in-action/
