Lets #GstAggregator sub-classes get the memory @allocator acquired by the base class and its @params.
Unref the @allocator after use it.
the #GstAllocator used
the #GstAllocationParams of @allocator
See Implementation
Lets #GstAggregator sub-classes get the memory @allocator acquired by the base class and its @params.
Unref the @allocator after use it.