2 files changed, 16 insertions, 0 deletions
diff --git a/source/core/slang-riff.cpp b/source/core/slang-riff.cpp
index 3a3722bb8..2e633f2e7 100644
--- a/source/core/slang-riff.cpp
+++ b/source/core/slang-riff.cpp
@@ -535,6 +535,19 @@ RiffContainer::Chunk* RiffContainer::ListChunk::findContained(FourCC fourCC) con
     return nullptr;
 }
 
+void RiffContainer::ListChunk::findContained(FourCC type, List<ListChunk*>& out)
+{
+    Chunk* chunk = m_containedChunks;
+    while (chunk)
+    {
+        if (chunk->m_fourCC == type && chunk->m_kind == Chunk::Kind::List)
+        {
+            out.add(static_cast<ListChunk*>(chunk));
+        }
+        chunk = chunk->m_next;
+    }
+}
+
 RiffContainer::Data* RiffContainer::ListChunk::findContainedData(FourCC type) const
 {
     Chunk* found = findContained(type);
diff --git a/source/core/slang-riff.h b/source/core/slang-riff.h
index 4d23e45c1..99d078625 100644
--- a/source/core/slang-riff.h
+++ b/source/core/slang-riff.h
@@ -245,6 +245,9 @@ public:
         template <typename T>
         T* findContainedData(FourCC type) const { return (T*)findContainedData(type, sizeof(T)); }
 
+            /// Find all contained that match the type
+        void findContained(FourCC type, List<ListChunk*>& out);
+
             /// Find the list (including self) that matches subtype recursively
         ListChunk* findListRec(FourCC subType);