Author: tilman
Date: Sat May 24 15:21:44 2025
New Revision: 1925785

URL: http://svn.apache.org/viewvc?rev=1925785&view=rev
Log:
PDFBOX-6009: drop OBJR and MCR dictionaries if no /Pg entry in itself or in 
parent

Modified:
    
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/multipdf/Splitter.java

Modified: 
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/multipdf/Splitter.java
URL: 
http://svn.apache.org/viewvc/pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/multipdf/Splitter.java?rev=1925785&r1=1925784&r2=1925785&view=diff
==============================================================================
--- 
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/multipdf/Splitter.java
 (original)
+++ 
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/multipdf/Splitter.java
 Sat May 24 15:21:44 2025
@@ -442,6 +442,15 @@ public class Splitter
                 }
             }
 
+            // special handling for MCR items ("marked-content reference 
dictionary")
+            COSName type = srcDict.getCOSName(COSName.TYPE);
+            if (COSName.MCR.equals(type) && dstPageDict == null && 
+                dstParent instanceof COSDictionary && ((COSDictionary) 
dstParent).getCOSDictionary(COSName.PG) == null)
+            {
+                // PAC: Pg entry of marked-content reference and of parent 
structure is null
+                return null;
+            }
+
             // Create and fill clone
             dstDict = new COSDictionary();
             structDictMap.put(srcDict, dstDict);
@@ -458,7 +467,6 @@ public class Splitter
 
             // special handling for OBJR items ("object reference dictionary")
             // see e.g. file 488300.pdf and 
Root/StructTreeRoot/K/K/[2]/K/[1]/K/[0]/Obj
-            COSName type = srcDict.getCOSName(COSName.TYPE);
             if (COSName.OBJR.equals(type))
             {
                 COSDictionary srcObj = srcDict.getCOSDictionary(COSName.OBJ);
@@ -476,6 +484,12 @@ public class Splitter
                 {
                     return null;
                 }
+                if (dstPageDict == null &&
+                    dstParent instanceof COSDictionary && ((COSDictionary) 
dstParent).getCOSDictionary(COSName.PG) == null)
+                {
+                    // Pg entry of object reference dictionary and of parent 
structure is null
+                    return null;
+                }
             }
             else
             {


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