xis. See the paper,
Sect. 3.3.1.   motion_field_strength_y (float, optional, defaults to 12) —
Strength of motion in generated video along y-axis. See the paper,
Sect. 3.3.1.   t0 (int, optional, defaults to 44) —
Timestep t0. Should be in the range [0, num_inference_steps - 1]. See the
paper, Sect. 3.3.1.   t1 (int, optional, defaults to 47) —
Timestep t0. Should be in the range [t0 + 1, num_inference_steps - 1]. See the
paper, Sect. 3.3.1.   