Grow Mask With Blur

# GrowMaskWithBlur - mask: Input mask or mask batch - expand: Expand or contract mask or mask batch by a given amount - incremental_expandrate: increase expand rate by a given amount per frame - tapered_corners: use tapered corners - flip_input: flip input mask - blur_radius: value higher than 0 will blur the mask - lerp_alpha: alpha value for interpolation between frames - decay_factor: decay value for interpolation between frames - fill_holes: fill holes in the mask (slow)