colour_hdri.samples_Grossberg2003¶

colour_hdri.samples_Grossberg2003(image_stack, samples=1000, n=256)[source]¶

Returns the samples for given image stack intensity histograms using Grossberg (2003) method.

Parameters:	image_stack (array_like) – Stack of single channel or multi-channel floating point images. samples (int, optional) – Samples count. n (int, optional) – Histograms bins count.
Returns:	Intensity histograms samples.
Return type:	ndarray

References