nrf_dsp_window_flatten_init()

int8_t nrf_dsp_window_flatten_init	(	nrf_dsp_window_flatten_t *	p_ctx,
		void *	p_window,
		const uint16_t	max_samples_num,
		const size_t	uniq_features_num )

#include <include/nrf_edgeai/dsp/utils/data_windowing/nrf_dsp_window_flatten.h>

Initialize flatten by columns window context.

Parameters

[out]	p_ctx	Pointer to the window context which will be initialized
[in]	p_window	Pointer to window buffer
[in]	max_samples_num	Maximum number of feature samples in window buffer, feature sample = 1 * uniq_features_num
[in]	uniq_features_num	Number of unique features in feature sample, e.g feature sample = {x, y, z}, then uniq_features_num = 3

Returns

Operation status code: -1 - Null pointer error, -2 - Invalid argument error, 0 - Success