Check if mem1 and mem2 share the memory with a common parent memory object
and that the memory is contiguous.
If this is the case, the memory of mem1 and mem2 can be merged
efficiently by performing gst_memory_share() on the parent object from
the returned offset.
Check if mem1 and mem2 share the memory with a common parent memory object and that the memory is contiguous. If this is the case, the memory of mem1 and mem2 can be merged efficiently by performing gst_memory_share() on the parent object from the returned offset.