osdyn.utils.misc.image

Created on Thu Oct 22 22:17:32 2020

@author: valerie

Module Contents

Functions

normalize(array)	Normalizes a numpy array / xarray DataArray object value to values
contrast_rgb(red, green, blue)	Histogram equalization is a method in image processing

osdyn.utils.misc.image.normalize(array)

Normalizes a numpy array / xarray DataArray object value to values between 0 and 1.

Parameters

array (xarray.DataArray, numpy.Array) – data field.

Returns

Normalized array.

Return type

xarray.DataArray, numpy.Array

osdyn.utils.misc.image.contrast_rgb(red, green, blue)

Histogram equalization is a method in image processing that adjusts (sharpens) the contrast using the image’s histogram.

Parameters

• redn (xarray.DataArray) – [Normalized] data in red band.

• green (xarray.DataArray) – [Normalized] data in green band.

• bluen (xarray.DataArray) – [Normalized] data in blue band.

Returns

Data with increased contrast.

Return type

np.Array