07-22-2019 09:26 AM
You may also wish to consider this (before removing the NoData mask, of course) depending on exactly what you are trying to achieve:
07-22-2019 09:52 AM
Just remebered that TIFF doesn't support 2-bit so you'd have to go 4-bit. But if using PackBits compression (or other lossless compression) it wont take up any additional space.
This is the sort of thing you need to do: