gstallocators.shm_allocator.ShmAllocator.initOnce has not been previously called.
ShmAllocator.get
Get the #GstShmAllocator singleton previously registered with gstallocators.shm_allocator.ShmAllocator.initOnce.
Returns
a #GstAllocator or null if
Get the #GstShmAllocator singleton previously registered with gstallocators.shm_allocator.ShmAllocator.initOnce.
gstallocators.shm_allocator.ShmAllocator.initOnce has not been previously called.