def synthetic_stack(
cls,
num_round: int = 4,
num_ch: int = 4,
num_z: int = 12,
tile_height: int = 50,
tile_width: int = 40,
tile_fetcher: TileFetcher = None,
) -> "ImageStack":
"""generate a synthetic ImageStack
Returns
-------
ImageStack :
imagestack containing a tensor whose default shape is (2, 3, 4, 30, 20)
and whose default values are all 1.
"""
if tile_fetcher is None:
tile_fetcher = tile_fetcher_factory(
OnesTile,
False,
(tile_height, tile_width),
)
collection = build_image(
1,
num_round,
num_ch,
num_z,
tile_fetcher,
)
tileset = list(collection.all_tilesets())[0][1]
return ImageStack(tileset)
def setup_imagestack() -> ImageStack:
"""Build an imagestack with labeled indices (i.e., indices that do not start at 0 or are not
sequential non-negative integers).
"""
collection = build_image(
range(1),
ROUND_LABELS,
CH_LABELS,
ZPLANE_LABELS,
tile_fetcher_factory(UniqueTiles, True),
)
tileset = list(collection.all_tilesets())[0][1]
return ImageStack.from_tileset(tileset)