# Borrowed from https://github.com/open-mmlab/mmsegmentation/blob/master/mmseg
from mmcv.utils import Registry, build_from_cfg

PIXEL_SAMPLERS = Registry('pixel sampler')


def build_pixel_sampler(cfg, **default_args):
    """Build pixel sampler for segmentation map."""
    return build_from_cfg(cfg, PIXEL_SAMPLERS, default_args)