def test_negative_sync_offset(lt_ctx, raw_dataset_8x8x8x8,
raw_data_8x8x8x8_path, io_backend):
udf = SumSigUDF()
sync_offset = -2
ds_with_offset = RawFileDataSet(
path=raw_data_8x8x8x8_path,
nav_shape=(8, 8),
sig_shape=(8, 8),
dtype="float32",
enable_direct=False,
sync_offset=sync_offset,
io_backend=io_backend,
)
ds_with_offset.set_num_cores(4)
ds_with_offset = ds_with_offset.initialize(lt_ctx.executor)
ds_with_offset.check_valid()
p0 = next(ds_with_offset.get_partitions())
assert p0._start_frame == -2
assert p0.slice.origin == (0, 0, 0)
tileshape = Shape((4, ) + tuple(ds_with_offset.shape.sig),
sig_dims=ds_with_offset.shape.sig.dims)
tiling_scheme = TilingScheme.make_for_shape(
tileshape=tileshape,
dataset_shape=ds_with_offset.shape,
)
t0 = next(p0.get_tiles(tiling_scheme))
assert tuple(t0.tile_slice.origin) == (2, 0, 0)
for p in ds_with_offset.get_partitions():
for t in p.get_tiles(tiling_scheme=tiling_scheme):
pass
assert p.slice.origin == (48, 0, 0)
assert p.slice.shape[0] == 16
result = lt_ctx.run_udf(dataset=raw_dataset_8x8x8x8, udf=udf)
result = result['intensity'].raw_data[:raw_dataset_8x8x8x8._meta.
image_count - abs(sync_offset)]
result_with_offset = lt_ctx.run_udf(dataset=ds_with_offset, udf=udf)
result_with_offset = result_with_offset['intensity'].raw_data[
abs(sync_offset):]
assert np.allclose(result, result_with_offset)
def test_missing_frames(lt_ctx, raw_data_8x8x8x8_path, io_backend):
ds = RawFileDataSet(
path=raw_data_8x8x8x8_path,
nav_shape=(10, 8),
sig_shape=(8, 8),
dtype="float32",
io_backend=io_backend,
)
ds.set_num_cores(4)
ds = ds.initialize(lt_ctx.executor)
tileshape = Shape((4, ) + tuple(ds.shape.sig), sig_dims=ds.shape.sig.dims)
tiling_scheme = TilingScheme.make_for_shape(
tileshape=tileshape,
dataset_shape=ds.shape,
)
for p in ds.get_partitions():
for t in p.get_tiles(tiling_scheme=tiling_scheme):
pass
assert p._start_frame == 60
assert p._num_frames == 20
assert p.slice.origin == (60, 0, 0)
assert p.slice.shape[0] == 20
assert t.tile_slice.origin == (60, 0, 0)
assert t.tile_slice.shape[0] == 4
def test_positive_sync_offset_raw(lt_ctx, benchmark, raw_data_8x8x8x8_path):
ds = RawFileDataSet(path=raw_data_8x8x8x8_path,
nav_shape=(8, 8),
sig_shape=(8, 8),
dtype="float32",
enable_direct=False,
sync_offset=2)
ds.set_num_cores(4)
ds = ds.initialize(lt_ctx.executor)
tileshape = Shape((4, ) + tuple(ds.shape.sig), sig_dims=ds.shape.sig.dims)
tiling_scheme = TilingScheme.make_for_shape(
tileshape=tileshape,
dataset_shape=ds.shape,
)
p0 = next(ds.get_partitions())
benchmark(get_first_tile, p0=p0, tiling_scheme=tiling_scheme)
def test_too_many_frames(lt_ctx, raw_data_8x8x8x8_path, io_backend):
ds = RawFileDataSet(
path=raw_data_8x8x8x8_path,
nav_shape=(6, 8),
sig_shape=(8, 8),
dtype="float32",
io_backend=io_backend,
)
ds.set_num_cores(4)
ds = ds.initialize(lt_ctx.executor)
tileshape = Shape((4, ) + tuple(ds.shape.sig), sig_dims=ds.shape.sig.dims)
tiling_scheme = TilingScheme.make_for_shape(
tileshape=tileshape,
dataset_shape=ds.shape,
)
for p in ds.get_partitions():
for t in p.get_tiles(tiling_scheme=tiling_scheme):
pass
