flow = "write_histogram"
[[input]]
name = "grid"
type = "array/array/number"
[[input]]
name = "filename"
type = "string"
[[process]]
source = "context://image/image_write"
input.width = { always = 256 }
[[connection]]
from = "input/grid"
to = "image_write/grid"
[[connection]]
from = "input/filename"
to = "image_write/filename"
