CMSIS-DSP: Absolute Minimum

CMSIS-DSP

CMSIS DSP Software Library

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Functions
void	arm_absmin_f16 (const float16_t pSrc, uint32_t blockSize, float16_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_f32 (const float32_t pSrc, uint32_t blockSize, float32_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_f64 (const float64_t pSrc, uint32_t blockSize, float64_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_no_idx_f16 (const float16_t pSrc, uint32_t blockSize, float16_t pResult)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_no_idx_f32 (const float32_t pSrc, uint32_t blockSize, float32_t pResult)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_no_idx_f64 (const float64_t pSrc, uint32_t blockSize, float64_t pResult)
	Minimum value of absolute values of a floating-point vector.

void	arm_absmin_no_idx_q15 (const q15_t pSrc, uint32_t blockSize, q15_t pResult)
	Minimum value of absolute values of a Q15 vector.

void	arm_absmin_no_idx_q31 (const q31_t pSrc, uint32_t blockSize, q31_t pResult)
	Minimum value of absolute values of a Q31 vector.

void	arm_absmin_no_idx_q7 (const q7_t pSrc, uint32_t blockSize, q7_t pResult)
	Minimum value of absolute values of a Q7 vector.

void	arm_absmin_q15 (const q15_t pSrc, uint32_t blockSize, q15_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a Q15 vector.

void	arm_absmin_q31 (const q31_t pSrc, uint32_t blockSize, q31_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a Q31 vector.

void	arm_absmin_q7 (const q7_t pSrc, uint32_t blockSize, q7_t pResult, uint32_t *pIndex)
	Minimum value of absolute values of a Q7 vector.

Description

Computes the minimum value of absolute values of an array of data. The function returns both the minimum value and its position within the array. There are separate functions for floating-point, Q31, Q15, and Q7 data types.

Function Documentation

◆ arm_absmin_f16()

void arm_absmin_f16	(	const float16_t *	pSrc,
		uint32_t	blockSize,
		float16_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here

◆ arm_absmin_f32()

void arm_absmin_f32	(	const float32_t *	pSrc,
		uint32_t	blockSize,
		float32_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here

◆ arm_absmin_f64()

void arm_absmin_f64	(	const float64_t *	pSrc,
		uint32_t	blockSize,
		float64_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here

◆ arm_absmin_no_idx_f16()

void arm_absmin_no_idx_f16	(	const float16_t *	pSrc,
		uint32_t	blockSize,
		float16_t *	pResult
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_no_idx_f32()

void arm_absmin_no_idx_f32	(	const float32_t *	pSrc,
		uint32_t	blockSize,
		float32_t *	pResult
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_no_idx_f64()

void arm_absmin_no_idx_f64	(	const float64_t *	pSrc,
		uint32_t	blockSize,
		float64_t *	pResult
	)

Minimum value of absolute values of a floating-point vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_no_idx_q15()

void arm_absmin_no_idx_q15	(	const q15_t *	pSrc,
		uint32_t	blockSize,
		q15_t *	pResult
	)

Minimum value of absolute values of a Q15 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_no_idx_q31()

void arm_absmin_no_idx_q31	(	const q31_t *	pSrc,
		uint32_t	blockSize,
		q31_t *	pResult
	)

Minimum value of absolute values of a Q31 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_no_idx_q7()

void arm_absmin_no_idx_q7	(	const q7_t *	pSrc,
		uint32_t	blockSize,
		q7_t *	pResult
	)

Minimum value of absolute values of a Q7 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here

◆ arm_absmin_q15()

void arm_absmin_q15	(	const q15_t *	pSrc,
		uint32_t	blockSize,
		q15_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a Q15 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here

◆ arm_absmin_q31()

void arm_absmin_q31	(	const q31_t *	pSrc,
		uint32_t	blockSize,
		q31_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a Q31 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here

◆ arm_absmin_q7()

void arm_absmin_q7	(	const q7_t *	pSrc,
		uint32_t	blockSize,
		q7_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value of absolute values of a Q7 vector.

Parameters

[in]	pSrc	points to the input vector
[in]	blockSize	number of samples in input vector
[out]	pResult	minimum value returned here
[out]	pIndex	index of minimum value returned here