t pixel at time t.   generator (torch.Generator, or None) —
A random number generator for the noise applied to p(x_{t-1} | x_t) before it is sampled from.   return_dict (bool, optional, defaults to True) —
Whether or not to return a VQDiffusionSchedulerOutput or
tuple.   Returns 
VQDiffusionSchedulerOutput or tuple
  
If return_dict is True, VQDiffusionSchedulerOutput is
returned, otherwise a tuple is returned where the first element is the sam