Bug 994452 - Invisible text not preserved by pdfwrite
Summary: Invisible text not preserved by pdfwrite
Alias: None
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: ghostscript
Version: 6.4
Hardware: Unspecified
OS: Unspecified
Target Milestone: rc
: ---
Assignee: Tim Waugh
QA Contact: QE Internationalization Bugs
Depends On: 994385
TreeView+ depends on / blocked
Reported: 2013-08-07 10:26 UTC by Tim Waugh
Modified: 2015-07-22 06:50 UTC (History)
5 users (show)

Fixed In Version: ghostscript-8.70-20.el6
Doc Type: Bug Fix
Doc Text:
Cause: Text intended for rendering in mode 3 (invisible) was not included in PDF output from pdfwrite device. Consequence: Copy and paste from documents with invisible text (such as OCR output) did not work. Fix: Mode 3 text is now included. Result: Copy and paste for invisible text now works.
Clone Of: 994385
Last Closed: 2015-07-22 06:50:26 UTC

Attachments (Terms of Use)

System ID Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2015:1343 normal SHIPPED_LIVE ghostscript bug fix update 2015-07-20 17:59:58 UTC
Ghostscript 691605 None None None Never

Description Tim Waugh 2013-08-07 10:26:44 UTC
This bug also affects Red Hat Enterprise Linux 6.4.

+++ This bug was initially created as a clone of Bug #994385 +++

Description of problem:
Running gs with pdfwrite on a scanned and OCR'ed PDF file the invisible text, which is used for copy/paste, is not preserved in the output file.

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -sOutputFile=all.pdf 201308070*.pdf

Actual results:
Some or all invisible text is missing in all.pdf (depending on the kind of font used in the input files)

Expected results:
All invisible text should still be in all.pdf

Additional info:
See the ghostscript bug for more info. The upstream commit is here http://ghostscript.com/pipermail/gs-cvs/2010-October/011807.html

I've tested the patch and it fixes the issue mentioned above.


Comment 1 RHEL Product and Program Management 2013-10-14 02:49:18 UTC
This request was not resolved in time for the current release.
Red Hat invites you to ask your support representative to
propose this request, if still desired, for consideration in
the next release of Red Hat Enterprise Linux.

Comment 21 errata-xmlrpc 2015-07-22 06:50:26 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.


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