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QPDFPageObjectHelper::removeUnreferencedResources works with form XObjects

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Jay Berkenbilt 2020-12-31 14:06:18 -05:00
parent 6154221edb
commit afb48d23a9
2 changed files with 6 additions and 1 deletions
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ChangeLog
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@ -1,5 +1,9 @@
2020-12-31 Jay Berkenbilt <ejb@ql.org> 2020-12-31 Jay Berkenbilt <ejb@ql.org>
* QPDFPageObjectHelper::removeUnreferencedResources can now be
called with a QPDFPageObjectHelper created from a form XObject.
The method already recursed into form XObjects.
* Rename some QPDFPageObjectHelper methods and make them support * Rename some QPDFPageObjectHelper methods and make them support
form XObjects as well as pages. The old names will be preserved form XObjects as well as pages. The old names will be preserved
from compatibility. from compatibility.

3
include/qpdf/QPDFPageObjectHelper.hh
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@ -186,7 +186,8 @@ class QPDFPageObjectHelper: public QPDFObjectHelper
// QPDFPageDocumentHelper::pushInheritedAttributesToPage(). This // QPDFPageDocumentHelper::pushInheritedAttributesToPage(). This
// method is used by page splitting code to avoid copying unused // method is used by page splitting code to avoid copying unused
// objects in files that used shared resource dictionaries across // objects in files that used shared resource dictionaries across
// multiple pages. // multiple pages. This method recurses into form XObjects and can
// be called with a form XObject as well as a page.
QPDF_DLL QPDF_DLL
void removeUnreferencedResources(); void removeUnreferencedResources();