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-rw-r--r--libqpdf/QPDF.cc26
1 files changed, 17 insertions, 9 deletions
diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index 4dc1e5ca..7d3c10e7 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -1218,6 +1218,22 @@ QPDF::showXRefTable()
}
}
+size_t
+QPDF::getObjectCount()
+{
+ // This method returns the next available indirect object number.
+ // makeIndirectObject uses it for this purpose.
+ QPDFObjGen o1(0, 0);
+ if (! this->m->obj_cache.empty())
+ {
+ o1 = (*(this->m->obj_cache.rbegin())).first;
+ }
+ QPDFObjGen o2 = (*(this->m->xref_table.rbegin())).first;
+ QTC::TC("qpdf", "QPDF indirect last obj from xref",
+ (o2.getObj() > o1.getObj()) ? 1 : 0);
+ return std::max(o1.getObj(), o2.getObj());
+}
+
std::vector<QPDFObjectHandle>
QPDF::getAllObjects()
{
@@ -1904,15 +1920,7 @@ QPDF::resolveObjectsInStream(int obj_stream_number)
QPDFObjectHandle
QPDF::makeIndirectObject(QPDFObjectHandle oh)
{
- QPDFObjGen o1(0, 0);
- if (! this->m->obj_cache.empty())
- {
- o1 = (*(this->m->obj_cache.rbegin())).first;
- }
- QPDFObjGen o2 = (*(this->m->xref_table.rbegin())).first;
- QTC::TC("qpdf", "QPDF indirect last obj from xref",
- (o2.getObj() > o1.getObj()) ? 1 : 0);
- int max_objid = std::max(o1.getObj(), o2.getObj());
+ int max_objid = getObjectCount();
QPDFObjGen next(max_objid + 1, 0);
this->m->obj_cache[next] =
ObjCache(QPDFObjectHandle::ObjAccessor::getObject(oh), -1, -1);