build_mask

jwst.resample.resample_utils.build_mask(dqarr, bitvalue)[source]

Build a bit mask from an input DQ array and a bitvalue flag.

Parameters:

dqarrnumpy.ndarray: Data quality array.
bitvalueint: Bit value to be used for flagging good pixels.

Returns:

numpy.ndarray: Bit mask, where 1 is good and 0 is bad.