hist_equalize

gma.math.stretch.hist_equalize

function hist_equalize(data, min_label = None, max_label = None, ignore_value = None, bins = 256):

Apply non-linear contrast stretching, where the values are distributed within the bit depth range.

Parameters:

data: array.

The data to be stretched.

Optional:

min_label = float||None. Default None.

Minimum value after stretching. Default(None) is the minimum value of the input data.

max_label = float||None. Default None.

Maximum value after stretching. Default(None) is the maximum value of the input data.

ignore_value = float||None. Default None.

The value that is not involved in the calculation.

bins = int. Default 256.

Number of histogram bins.

Returns:

Type: array.