Pads the array values in each pixel to be a fixed length. The pad value will be appended to each array to extend it to given length along each axis. All bands of the image must be array-valued and have the same dimensions.
Array image to pad.
A list of desired lengths for each axis in the output arrays. Arrays are already as large or larger than the given length will be unchanged along that axis
|Number, default: 0|
The value to pad with.