Edge AI Add-on API 2.2.0
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nrf_dsp_mean.h
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1/*
2 * Copyright (c) 2026 Nordic Semiconductor ASA
3 *
4 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
5 */
15#ifndef _NRF_DSP_STAT_MEAN_FUNCTIONS_H_
16#define _NRF_DSP_STAT_MEAN_FUNCTIONS_H_
17
18#include <nrf_edgeai/dsp/nrf_dsp_types.h>
19
20#ifdef __cplusplus
21extern "C" {
22#endif
23
34flt32_t nrf_dsp_mean_f32(const flt32_t* p_input, uint16_t num, nrf_dsp_stat_ctx_f32_t* p_ctx);
35
47flt32_t nrf_dsp_mean_f32_s(const flt32_t* p_input,
48 uint16_t num,
49 size32_t stride,
50 nrf_dsp_stat_ctx_f32_t* p_ctx);
51
62int8_t nrf_dsp_mean_i8(const int8_t* p_input, uint16_t num, nrf_dsp_stat_ctx_i8_t* p_ctx);
63
75int8_t nrf_dsp_mean_i8_s(const int8_t* p_input,
76 uint16_t num,
77 size32_t stride,
78 nrf_dsp_stat_ctx_i8_t* p_ctx);
79
90int16_t nrf_dsp_mean_i16(const int16_t* p_input, uint16_t num, nrf_dsp_stat_ctx_i16_t* p_ctx);
91
103int16_t nrf_dsp_mean_i16_s(const int16_t* p_input,
104 uint16_t num,
105 size32_t stride,
106 nrf_dsp_stat_ctx_i16_t* p_ctx);
107
119int32_t nrf_dsp_mean_i32(const int32_t* p_input, uint16_t num, nrf_dsp_stat_ctx_i32_t* p_ctx);
120
132int32_t nrf_dsp_mean_i32_s(const int32_t* p_input,
133 uint16_t num,
134 size32_t stride,
135 nrf_dsp_stat_ctx_i32_t* p_ctx);
136
137#ifdef __cplusplus
138}
139#endif
140
141#endif /* _NRF_DSP_STAT_MEAN_FUNCTIONS_H_ */
142
nrf_dsp_mean_i16_s
int16_t nrf_dsp_mean_i16_s(const int16_t *p_input, uint16_t num, size32_t stride, nrf_dsp_stat_ctx_i16_t *p_ctx)
Calculate Mean value of a INT16 fixed-point vector ​​using values ​​in increments of 'stride'.
nrf_dsp_mean_i8
int8_t nrf_dsp_mean_i8(const int8_t *p_input, uint16_t num, nrf_dsp_stat_ctx_i8_t *p_ctx)
Calculate Mean value of a INT8 fixed-point vector.
nrf_dsp_mean_i32_s
int32_t nrf_dsp_mean_i32_s(const int32_t *p_input, uint16_t num, size32_t stride, nrf_dsp_stat_ctx_i32_t *p_ctx)
Calculate Mean value of a INT32 fixed-point vector ​​using values ​​in increments of 'stride'.
nrf_dsp_mean_i8_s
int8_t nrf_dsp_mean_i8_s(const int8_t *p_input, uint16_t num, size32_t stride, nrf_dsp_stat_ctx_i8_t *p_ctx)
Calculate Mean value of a INT8 fixed-point vector ​​using values ​​in increments of 'stride'.
nrf_dsp_mean_i16
int16_t nrf_dsp_mean_i16(const int16_t *p_input, uint16_t num, nrf_dsp_stat_ctx_i16_t *p_ctx)
Calculate Mean value of a INT16 fixed-point vector.
nrf_dsp_mean_i32
int32_t nrf_dsp_mean_i32(const int32_t *p_input, uint16_t num, nrf_dsp_stat_ctx_i32_t *p_ctx)
Calculate Mean value of a INT32 fixed-point vector.
nrf_dsp_mean_f32
flt32_t nrf_dsp_mean_f32(const flt32_t *p_input, uint16_t num, nrf_dsp_stat_ctx_f32_t *p_ctx)
Calculate Mean value of a floating-point vector.
nrf_dsp_mean_f32_s
flt32_t nrf_dsp_mean_f32_s(const flt32_t *p_input, uint16_t num, size32_t stride, nrf_dsp_stat_ctx_f32_t *p_ctx)
Calculate Mean value of a floating-point vector ​​using values ​​in increments of 'stride'.
nrf_dsp_types.h
size32_t
size_t size32_t
Architecture 32-bit size_t type definition.
Definition nrf_edgeai_ctypes.h:31
flt32_t
float flt32_t
32-bit floating-point type definition.
Definition nrf_edgeai_ctypes.h:21
nrf_dsp_stat_ctx_f32_s
Floating-point statistics reusable context, in which is used to store derived or intermediate metrics...
Definition nrf_dsp_types.h:85
nrf_dsp_stat_ctx_i16_s
INT16 statistics reusable context, in which is used to store derived or intermediate metrics to simpl...
Definition nrf_dsp_types.h:146
nrf_dsp_stat_ctx_i32_s
INT32 statistics reusable context, in which is used to store derived or intermediate metrics to simpl...
Definition nrf_dsp_types.h:186
nrf_dsp_stat_ctx_i8_s
INT8 statistics reusable context, in which is used to store derived or intermediate metrics to simpli...
Definition nrf_dsp_types.h:125