1 files changed, 14 insertions, 0 deletions
diff --git a/libqpdf/QPDFNumberTreeObjectHelper.cc b/libqpdf/QPDFNumberTreeObjectHelper.cc
index b31895cd..f21d1e51 100644
--- a/libqpdf/QPDFNumberTreeObjectHelper.cc
+++ b/libqpdf/QPDFNumberTreeObjectHelper.cc
@@ -118,6 +118,14 @@ QPDFNumberTreeObjectHelper::find(numtree_number key,
     return iterator(std::make_shared<NNTreeIterator>(i));
 }
 
+QPDFNumberTreeObjectHelper::iterator
+QPDFNumberTreeObjectHelper::insert(numtree_number key, QPDFObjectHandle value)
+{
+    auto i = this->m->impl->insert(
+        QPDFObjectHandle::newInteger(key), value);
+    return iterator(std::make_shared<NNTreeIterator>(i));
+}
+
 QPDFNumberTreeObjectHelper::numtree_number
 QPDFNumberTreeObjectHelper::getMin()
 {
@@ -175,6 +183,12 @@ QPDFNumberTreeObjectHelper::findObjectAtOrBelow(
     return true;
 }
 
+void
+QPDFNumberTreeObjectHelper::setSplitThreshold(int t)
+{
+    this->m->impl->setSplitThreshold(t);
+}
+
 std::map<QPDFNumberTreeObjectHelper::numtree_number, QPDFObjectHandle>
 QPDFNumberTreeObjectHelper::getAsMap() const
 {