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:

  • dqarr (numpy.ndarray) – Data quality array.

  • bitvalue (int) – Bit value to be used for flagging good pixels.

Returns:

Bit mask, where 1 is good and 0 is bad.

Return type:

numpy.ndarray