Search found 675 matches

by Lzcat - Tracker Supp
Wed Nov 29, 2023 1:59 pm
Forum: PDF-XChange (End Users FR)
Topic: Lossy compression for content streams
Replies: 7
Views: 7594

Re: Lossy compression for content streams

Hi, Mathew, Well, it looks like you might not have full understanding of the generation/optimization problem in PDF files specifically. In most cases vector optimization can give you some benefits, but in PDF we have a lot of limitations, which will seriously degrade optimization possibilities. Firs...
by Lzcat - Tracker Supp
Tue Nov 28, 2023 9:41 am
Forum: PDF-XChange (End Users FR)
Topic: Lossy compression for content streams
Replies: 7
Views: 7594

Re: Lossy compression for content streams

Hi, Mathew Unfortunately, lossy compression for content is not possible even in theory - drawing operators must be preserved, otherwise entire content will be not parsed and displayed. As I can see your file contain a lot of path items (vector drawings), and this is a problem. You file was generated...
by Lzcat - Tracker Supp
Mon Nov 20, 2023 5:07 pm
Forum: PDF-XChange Editor
Topic: Image cutoff [glitch]
Replies: 2
Views: 1145

Re: Image cutoff [glitch]

Hi MedBooster. Your image has Clip and additional transparency mask (softmask), not specified with image, but as external to many content items (in current case for image only). This additional softmask is independent of image, so you can see such 'clipping' when moving image. This is not frequently...
by Lzcat - Tracker Supp
Fri Mar 17, 2023 7:34 am
Forum: PDF-XChange Core API SDK
Topic: DrawToDevice performance
Replies: 5
Views: 2761

Re: DrawToDevice performance

One update: I ran an experiment where I'm using multiple processes (instead of multiple threads), and this performs much faster. So it does seem to be an issue when calling this multiple times / in parallel in the same process. FYI, I do use a document instance per thread. HI pschlan. You are corre...
by Lzcat - Tracker Supp
Wed Mar 08, 2023 1:18 pm
Forum: PDF-XChange Core API SDK
Topic: IPXC_Pages::InsertPagesFromDoc source document
Replies: 6
Views: 2710

Re: IPXC_Pages::InsertPagesFromDoc source document

Hi, pschlan

There is no way to clone IPXC_Document, best solution is open multiple times.

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Wed Mar 08, 2023 10:57 am
Forum: PDF-XChange Core API SDK
Topic: IPXC_Pages::InsertPagesFromDoc source document
Replies: 6
Views: 2710

Re: IPXC_Pages::InsertPagesFromDoc source document

Hi, pschlan In theory it is safe to do this, but when inserting pages from one document to another both documents are exclusively locked, so while one thread will do work all other will wait for source document became unlocked. For best performance you should have one copy of source document per eac...
by Lzcat - Tracker Supp
Thu Feb 09, 2023 8:35 am
Forum: PDF-XChange Editor
Topic: Zoomed text rendering artifacts
Replies: 9
Views: 759

Re: Zoomed text rendering artifacts

Hi, Jensen Head Have you tried to set Synchronous Page Rendering to Auto ? It is strongly recommended to use it against two other modes. Synchronous rendering ( Yes ) will always show you fully rendered page, without any upscaling artifacts. Cost of this may be not acceptable - Editor UI will be not...
by Lzcat - Tracker Supp
Mon Feb 06, 2023 10:31 am
Forum: PDF-Tools
Topic: [suggestion] Extended OCR error message due to lack of system resources
Replies: 10
Views: 1512

Re: [suggestion] Extended OCR error message due to lack of system resources

Hi, Jensen Head

It does not matter how much system resources are avail when you are using 32-bit application - it has architectural limit, and nothing can be done. So please make sure that you are using 64-bit application.

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Wed Jan 11, 2023 1:45 pm
Forum: PDF-XChange Editor
Topic: A way to reload a document without closing it
Replies: 10
Views: 779

Re: A way to reload a document without closing it

Hi.

There is Revert command in File menu. Have you tried it?

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Thu Nov 24, 2022 1:30 pm
Forum: PDF-XChange Editor SDK
Topic: Cannot combine large pdfs
Replies: 6
Views: 1442

Re: Cannot combine large pdfs

Hi, prasantha For the first, SDK was not intended to handle unlimited count of files at once. Opening each file require some memory and system resources, and because each process in Windows have serious limitation opening too many files at once was always a bad idea. Moreover, you are using 32-bit a...
by Lzcat - Tracker Supp
Thu Nov 24, 2022 10:10 am
Forum: PDF-XChange Editor
Topic: Unvisible text in font Bitstream Vera Sans
Replies: 12
Views: 759

Re: Unvisible text in font Bitstream Vera Sans

Hi, PavelH

You do not need fonts in your system - they are embedded in fragment, which you posted here. I suppose that are also embedded in original file.
Can you confirm that you are using latest build (9.4.364)?

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Thu Nov 17, 2022 8:21 am
Forum: PDF-Tools (End Users FR)
Topic: save as deleting original file
Replies: 4
Views: 10920

Re: save as deleting original file

Hi rubbioli You can use Rename... to change file name (however this will not allow you to move file to another folder). If you need to simply move unmodified file to other location you can use Open Containing Folder... (this will open file explorer and select current file), close file, then switch t...
by Lzcat - Tracker Supp
Mon Jun 13, 2022 2:20 pm
Forum: PDF-XChange Editor
Topic: Can't open the PDF SOLVED
Replies: 2
Views: 928

Re: Can't open the PDF SOLVED

Hi, netsonicyxf

That file is indeed broken, and we found performance issue in our document recovery code (not a problem for most files, but in very rare cases as in this file it may take too much time). We have now fixed this problem and the fix will be available in the next build.

Kind regards,
by Lzcat - Tracker Supp
Thu Dec 09, 2021 7:44 am
Forum: PDF-Tools SDK (all our PDF DLL Libraries)
Topic: Cyryllic text not searchable with some fonts in generated PDF
Replies: 3
Views: 2827

Re: Cyryllic text not searchable with some fonts in generated PDF

Hi, jacekP Problem is that this font has incorrect character mapping. As you can see in screenshot below font has 3 cmap subtables, with different mappings. Windows and most programs use subtable 3.1 when possible, so we take look on it first. As you can see this table have specific mapping - many t...
by Lzcat - Tracker Supp
Fri Nov 12, 2021 8:01 am
Forum: PDF-XChange Editor
Topic: Cleartype (forced) always enabled for CT now?
Replies: 5
Views: 894

Re: Cleartype (forced) always enabled for CT now?

Hi, Timur Born No, "Cleartype (forced)" is not always enabled because it can have artifacts in many cases in PDFs (depending on the PDF content, of course). The previous/default settings were not changed, we just changed the algorithm which decides whether to use Cleartype or Antialiasing....
by Lzcat - Tracker Supp
Mon Oct 04, 2021 4:29 pm
Forum: PDF-XChange Editor
Topic: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED
Replies: 9
Views: 2248

Re: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED

Hi, asocialis

Yes, you should have at least this version: https://www.pdf-xchange.com/produc ... #9.0.350.0

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Mon Oct 04, 2021 2:44 pm
Forum: PDF-XChange Editor
Topic: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED
Replies: 9
Views: 2248

Re: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED

Hi, asocialis
Wait, what do you mean tags? How can I remove them?
image.png
You need to open Tags pane and simply delete all elements from there.

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Mon Oct 04, 2021 7:52 am
Forum: PDF-XChange Editor
Topic: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED
Replies: 9
Views: 2248

Re: Can't save or open this small file, and takes 3 GB or more of RAM SOLVED

Hi, asocialis This document has bloated document logical structure (StructTreeRoot dictionary, ParentTree subdictionary). It contains millions of null objects, which must be processed during save, thus saving taking some time. On my PC it takes about 15 seconds only, but it may vary depending on pro...
by Lzcat - Tracker Supp
Wed Feb 03, 2021 5:26 pm
Forum: PDF-XChange Editor
Topic: PDF pages not readable by Adobe Acrobat/Reader after "Recompress Pages" SOLVED
Replies: 8
Views: 1818

Re: PDF pages not readable by Adobe Acrobat/Reader after "Recompress Pages" SOLVED

Hi, David.P Regarding your question about why these files contain so much layer information: I have no explanation for this, except that (as mentioned earlier) my source file has been edited thousands of times with PDF-XChange Editor over the course of two years. A few times, the file may also have ...
by Lzcat - Tracker Supp
Wed Feb 03, 2021 2:36 pm
Forum: PDF-XChange Editor
Topic: PDF pages not readable by Adobe Acrobat/Reader after "Recompress Pages" SOLVED
Replies: 8
Views: 1818

Re: PDF pages not readable by Adobe Acrobat/Reader after "Recompress Pages" SOLVED

Hi, David.P Good news is that we found issue in Recompress image(s) and will fix it. Bad news is that there is no simple way to fix already broken files. In short - after recompressing inline images Adobe cannot handle them. If you know which image causing problems there is simple way to fix it - ju...
by Lzcat - Tracker Supp
Tue Feb 02, 2021 8:19 am
Forum: PDF-XChange Editor
Topic: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED
Replies: 12
Views: 2520

Re: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED

Hi, David.P Last file is also correct, but how to broke it that way you did? I need to know to be sure that our software work with such files correctly. Regarding the bloated information layers in the defective file: could you tell me a way how one could get rid of these layers -- in order to be abl...
by Lzcat - Tracker Supp
Mon Feb 01, 2021 3:48 pm
Forum: PDF-XChange Editor
Topic: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED
Replies: 12
Views: 2520

Re: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED

Hi, David.P Which is relation between files sent us by email? As I can see both of them was not created by our software. File "... original ....pdf" have noted this in document properties. File "... defective copy ....pdf" declare that it is created by our software, however it is...
by Lzcat - Tracker Supp
Mon Feb 01, 2021 9:36 am
Forum: PDF-XChange Editor
Topic: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED
Replies: 12
Views: 2520

Re: "Error: [Pdf Structure Library]: End Of Data reached" when recompressing images SOLVED

Hi, David.P

If you still have original file it will be very helpful for us to take a look on it.

Kind regards,
Lzcat - Tracker Supp
by Lzcat - Tracker Supp
Thu Oct 15, 2020 7:27 am
Forum: PDF-XChange Editor SDK
Topic: InsertPagesFromDoc Issue
Replies: 18
Views: 3549

Re: InsertPagesFromDoc Issue

Hi, jeffp Looks like you misunderstood. Our SDK is written using C++, not C#. We cannot call ForceGarbageCollection because it is language-specific function, and it must be called by application which use our SDK (if needed). And as I told before it may not help if your code keep array of processed ...
by Lzcat - Tracker Supp
Fri Oct 02, 2020 6:12 am
Forum: PDF-XChange Editor SDK
Topic: InsertPagesFromDoc Issue
Replies: 18
Views: 3549

Re: InsertPagesFromDoc Issue

Hi, jeffp Unfortunately we cannot do your job for you. We do not know which component(s) use too much memory in YOUR product. Even if it looks that is is our SDK this may be not true. For example there is common problem with all .NET languages, where is no strict control on objects lifetime. In some...
by Lzcat - Tracker Supp
Thu Aug 27, 2020 6:42 am
Forum: PDF-XChange Editor
Topic: Word conversion errors
Replies: 1
Views: 646

Re: Word conversion errors

Hi, petepuma01 This is because PDF was not designed to be editable format, therefore many documents does not contain information required for editing. For example in provided documents some fonts are embedded with minimum information, required to display text, but not even to copy it. You may try co...
by Lzcat - Tracker Supp
Wed May 27, 2020 5:43 am
Forum: PDF-XChange Editor SDK
Topic: Getting correct annotation type
Replies: 6
Views: 1693

Re: Getting correct annotation type

Hi Simon. Reading specification is usually helpful. You should read section 12.5.6.6 Free Text Annotations of PDF specification and then take look at next articles in help: https://sdkhelp.pdf-xchange.com/view/PXV:IPXC_AnnotData_FreeText https://sdkhelp.pdf-xchange.com/view/PXV:IPXC_AnnotData_Markup...
by Lzcat - Tracker Supp
Tue Mar 10, 2020 4:17 pm
Forum: PDF-XChange Editor SDK
Topic: Errors detected in the XREF table
Replies: 6
Views: 2634

Re: Errors detected in the XREF table

Hi Andreas. Problem is in tool used to sign PDF, it create not fully correct PDF file. Here is part of signed PDF file where error is: xref 0 1 0000000000 65535 f 30 1 0000038109 00000 n 3 1 0000038142 00000 n 22 1 0000038338 00000 n 23 1 0000038373 00000 n 24 1 0000038473 00000 n 25 1 0000038589 00...
by Lzcat - Tracker Supp
Thu Jan 09, 2020 7:36 am
Forum: PDF-XChange Editor
Topic: Feature Request: remove hard returns from copied text
Replies: 21
Views: 3423

Re: Feature Request: remove hard returns from copied text

Hi Timur.
All is very simple:
image.png
As you can see it is not capital letter, but just font with smallcaps letters and using larger size for "capitals".
HTH.
by Lzcat - Tracker Supp
Thu Jan 09, 2020 7:15 am
Forum: PDF-XChange Editor
Topic: Autorecovery not working. Where is recovery information saved?
Replies: 40
Views: 9474

Re: URGENT -- Autorecovery not working. Where is recovery information saved?

Hi David.
David.P wrote: Wed Jan 08, 2020 2:04 pm Thank you Victor -- I use no software of this kind.
But some program is deleting required files, so you will need utility to monitor which program is doing this. You may try use this one or any other with needed functionality. Please investigate and write here results.
by Lzcat - Tracker Supp
Wed Jan 08, 2020 1:03 pm
Forum: PDF-XChange Editor
Topic: Autorecovery not working. Where is recovery information saved?
Replies: 40
Views: 9474

Re: URGENT -- Autorecovery not working. Where is recovery information saved?

Hi David.
Do you have some "Cleanup" software which may clean temporary files? Or maybe drive where temp folder is almost full?
You need to investigate why files disappear and fix this, otherwise autorecovery will not work.
by Lzcat - Tracker Supp
Mon Nov 25, 2019 6:20 pm
Forum: PDF-XChange Editor
Topic: Autorecovery not working. Where is recovery information saved?
Replies: 40
Views: 9474

Re: URGENT -- Autorecovery not working. Where is recovery information saved?

Hi David. I had PDF-XChange Editor crash -- and I don't use any auto-cleaner software. But file was gone, and I don't know why. Looks like we need to test AutoRecovery on your PC. It is very easy to do this: 1. Enable it with minimal interval. 2. Open one local file and modify it (for example add an...
by Lzcat - Tracker Supp
Mon Nov 25, 2019 4:48 pm
Forum: PDF-XChange Editor
Topic: Autorecovery not working. Where is recovery information saved?
Replies: 40
Views: 9474

Re: URGENT -- Autorecovery not working. Where is recovery information saved?

Hi David. Did you have Editor crash or PC crash/reboot? Also, from file list you provided there is one strange thing: in folder pdfx-{D3....} there is file PDFXRecoveryInfo.xml (it contain recovery metadata like path to original file and changed objects timestamp), but does not contain file PdfStr5....
by Lzcat - Tracker Supp
Fri Sep 20, 2019 6:17 am
Forum: PDF-XChange Editor
Topic: Resize a path changes outline
Replies: 5
Views: 1461

Re: Resize a path changes outline

Hello Puffolino. Looks like you need a bit more detailed explanation. In PDF all elements may be transformed using affine matrix (simply saying it is combination of scaling, skewing and rotation). If you are using non-proportional scaling (as in your example) everything will be distorted - in case o...
by Lzcat - Tracker Supp
Thu May 16, 2019 7:08 am
Forum: PDF-XChange Editor
Topic: Causes of - errors detected in the XREF table
Replies: 6
Views: 3722

Re: Causes of - errors detected in the XREF table

Hi dalacor. Problem is very simple - XRef stream has incorrect /Index entry. /Index[0 185]/Size 186 File has only one XRef section, which describe all objects in file, so this entry is optional. /Size entry is correct, since document has objects with maximum number 185, but /Index entry say that it ...
by Lzcat - Tracker Supp
Thu Oct 04, 2018 3:12 pm
Forum: PDF-Tools SDK (all our PDF DLL Libraries)
Topic: GetPagesCount Error
Replies: 5
Views: 7672

Re: GetPagesCount Error

Hi Igor. Yes, this file contains exactly same error - Incorrect XRef table . xref 1 19 0000000000 65535 f 0000000009 00000 n 0000450623 00000 n 0000450720 00000 n 0002714178 00000 n 0000450907 00000 n 0000984635 00000 n 0000984732 00000 n 0000984919 00000 n 0001503370 00000 n 0001503467 00000 n 0001...
by Lzcat - Tracker Supp
Thu May 31, 2018 5:54 am
Forum: PDF-XChange Editor SDK
Topic: Gradient fill
Replies: 5
Views: 1991

Re: Gradient fill

Hi Yury. There is two issues - one with file, and second with Editor rendering. Regarding to file - it does not contain any gradient , it contain a lot of filled rectangles with different colors. I don't know how you create it, but CoreAPI support native gradients in PDF, which looks much better in ...
by Lzcat - Tracker Supp
Wed May 30, 2018 5:51 am
Forum: PDF-XChange Editor
Topic: how to fillable pdf?
Replies: 27
Views: 6036

Re: how to fillable pdf?

Hi guys. Older build have described problem with font is Adobe, and once field was created it will have that problem until field font is changed in current build . Can you confirm that current (325.1) build has same problem? This mean that field added in file created in current build will have same ...
by Lzcat - Tracker Supp
Tue Apr 17, 2018 1:43 pm
Forum: PDF-XChange Core API SDK
Topic: Stroke/Outline issue with ShowTextBlock
Replies: 7
Views: 2804

Re: Stroke/Outline issue with ShowTextBlock

Hi Wayne. You have specified font size 10 pt, and stroke width 1 pt, so you result is exactly as expected. When you using autosize you enlarging text with stroke, not just text, as you saw before (because autosize does not change font size, but change matrix that affect everything). When using Strok...
by Lzcat - Tracker Supp
Wed Feb 07, 2018 7:18 am
Forum: PDF-XChange Editor
Topic: Questions about File Size
Replies: 29
Views: 6796

Re: Questions about File Size

I too always scratch my head with how the Editor handles file sizes, I've basically just written it off as being completely broken. For example, I have a 50MB PDF, I go into "resize pages" and change the paper size to "10%" of the original size, now they are very tiny.... I save...
by Lzcat - Tracker Supp
Mon Feb 05, 2018 7:32 am
Forum: PDF-XChange Editor
Topic: Questions about File Size
Replies: 29
Views: 6796

Re: Questions about File Size

Hi Sepp.
Yes, please provide your file. Attach it here or if it is confidential - please sent to support@pdf-xchange.com with link to this topic in message body.
by Lzcat - Tracker Supp
Sun Feb 04, 2018 8:08 pm
Forum: PDF-XChange Editor
Topic: Questions about File Size
Replies: 29
Views: 6796

Re: Questions about File Size

Hi Sepp.
Does your file contain digital signature?
If not - please make sure you turned off incremental updates.
HTH.
by Lzcat - Tracker Supp
Fri Feb 02, 2018 6:57 am
Forum: PDF-XChange Editor
Topic: "Cannot extract the embedded font Error" in Adobe Reader
Replies: 6
Views: 1990

Re: "Cannot extract the embedded font Error" in Adobe Reader

Hi David. Which tools and source files did you used to create that file? Regarding problem font - it was not embedded by us, so it must came from external file. So there is two possibilities: 1. Font was already broken (in source file), and in this case we can do nothing. 2. Original font was good, ...
by Lzcat - Tracker Supp
Thu Dec 28, 2017 5:52 pm
Forum: PDF-XChange Editor
Topic: Search Speed in PDF-XChange Editor
Replies: 45
Views: 18219

Re: Search Speed in PDF-XChange Editor

Hi Peter. a) Does "last moment of usage" refer to the specific document or to the Editor as a whole? A bit weird question ... Each cached object must have its own time mark, otherwise editor will be not able to handle large documents. So actual cache is a lot of different objects, each wit...
by Lzcat - Tracker Supp
Thu Dec 28, 2017 9:46 am
Forum: PDF-XChange Editor
Topic: Search Speed in PDF-XChange Editor
Replies: 45
Views: 18219

Re: Search Speed in PDF-XChange Editor

Hi Peter. Does this apply also when choosing the option "Maximum" for "Maximum lifespan of the cached data that is not being used"? This apply no matter which lifetime is set. Looks like I need explain more. We release cached data when one of two conditions occur: 1. It was last ...
by Lzcat - Tracker Supp
Wed Dec 27, 2017 11:11 am
Forum: PDF-XChange Editor
Topic: Search Speed in PDF-XChange Editor
Replies: 45
Views: 18219

Re: Search Speed in PDF-XChange Editor

Hi Timur. If you say that opening the same (big) unchanged document over and over again is a special usage case, then I see your point. No disk caching for search results then. Yes, this is special usage case. I don't know which document you are using and for what purposes. As for me search working ...
by Lzcat - Tracker Supp
Tue Dec 26, 2017 2:43 pm
Forum: PDF-XChange Editor
Topic: Search Speed in PDF-XChange Editor
Replies: 45
Views: 18219

Re: Search Speed in PDF-XChange Editor

Hi Timur. Looks you are making stress testing, but not real work. Caching and cleaning mechanism works not as you expect, and it will not work as you expect until you write it yourself (and even this will not guarantee that it will work as you need). I may explain what and how is cached, but I'm not...
by Lzcat - Tracker Supp
Tue Dec 26, 2017 8:30 am
Forum: PDF-XChange Editor
Topic: Search Speed in PDF-XChange Editor
Replies: 45
Views: 18219

Re: Search Speed in PDF-XChange Editor

Hi Timur. The cache clearing process is rather aggressive, though. I see cache drops of several GB once the cache is filled. 10% to 20% should suffice, should it not? Looking per your graph - looks like you close some documents, and we release all cached data for it. Other possibility - you simply f...
by Lzcat - Tracker Supp
Tue Nov 14, 2017 6:46 am
Forum: PDF-XChange Editor SDK
Topic: How to unencrypt a document before merging?
Replies: 4
Views: 1661

Re: How to unencrypt a document before merging?

Hi docu-track99. There was a bug in old SDK which will allow you to do everything you want even your password does not grant needed permissions, and you have successfully used it. We fixed this in new SDK, and all we can offer at the moment is a way to ask for owner (change permissions) password. To...
by Lzcat - Tracker Supp
Tue Oct 24, 2017 5:22 am
Forum: PDF-XChange Core API SDK
Topic: PXC_Document::WriteToFile access violation
Replies: 12
Views: 4711

Re: PXC_Document::WriteToFile access violation

Hi jadsonbr.
So all errors gone, 83FF0020 too?