CMSIS-DSP: Minimum

CMSIS-DSP

CMSIS DSP Software Library

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Functions
void	arm_min_f16 (const float16_t pSrc, uint32_t blockSize, float16_t pResult, uint32_t *pIndex)
	Minimum value of a floating-point vector.

void	arm_min_f32 (const float32_t pSrc, uint32_t blockSize, float32_t pResult, uint32_t *pIndex)
	Minimum value of a floating-point vector.

void	arm_min_f64 (const float64_t pSrc, uint32_t blockSize, float64_t pResult, uint32_t *pIndex)
	Minimum value of a floating-point vector.

void	arm_min_no_idx_f16 (const float16_t pSrc, uint32_t blockSize, float16_t pResult)
	Minimum value of a floating-point vector.

void	arm_min_no_idx_f32 (const float32_t pSrc, uint32_t blockSize, float32_t pResult)
	Minimum value of a floating-point vector.

void	arm_min_no_idx_f64 (const float64_t pSrc, uint32_t blockSize, float64_t pResult)
	Maximum value of a floating-point vector.

void	arm_min_no_idx_q15 (const q15_t pSrc, uint32_t blockSize, q15_t pResult)
	Minimum value of a q15 vector without index.

void	arm_min_no_idx_q31 (const q31_t pSrc, uint32_t blockSize, q31_t pResult)
	Minimum value of a q31 vector without index.

void	arm_min_no_idx_q7 (const q7_t pSrc, uint32_t blockSize, q7_t pResult)
	Minimum value of a q7 vector without index.

void	arm_min_q15 (const q15_t pSrc, uint32_t blockSize, q15_t pResult, uint32_t *pIndex)
	Minimum value of a Q15 vector.

void	arm_min_q31 (const q31_t pSrc, uint32_t blockSize, q31_t pResult, uint32_t *pIndex)
	Minimum value of a Q31 vector.

void	arm_min_q7 (const q7_t pSrc, uint32_t blockSize, q7_t pResult, uint32_t *pIndex)
	Minimum value of a Q7 vector.

Description

Computes the minimum value 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_min_f16()

void arm_min_f16	(	const float16_t *	pSrc,
		uint32_t	blockSize,
		float16_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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_min_f32()

void arm_min_f32	(	const float32_t *	pSrc,
		uint32_t	blockSize,
		float32_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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_min_f64()

void arm_min_f64	(	const float64_t *	pSrc,
		uint32_t	blockSize,
		float64_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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_min_no_idx_f16()

void arm_min_no_idx_f16	(	const float16_t *	pSrc,
		uint32_t	blockSize,
		float16_t *	pResult
	)

Minimum value 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_min_no_idx_f32()

void arm_min_no_idx_f32	(	const float32_t *	pSrc,
		uint32_t	blockSize,
		float32_t *	pResult
	)

Minimum value 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_min_no_idx_f64()

void arm_min_no_idx_f64	(	const float64_t *	pSrc,
		uint32_t	blockSize,
		float64_t *	pResult
	)

Maximum value of a floating-point vector.

Minimum value 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_min_no_idx_q15()

void arm_min_no_idx_q15	(	const q15_t *	pSrc,
		uint32_t	blockSize,
		q15_t *	pResult
	)

Minimum value of a q15 vector without index.

Minimum value 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_min_no_idx_q31()

void arm_min_no_idx_q31	(	const q31_t *	pSrc,
		uint32_t	blockSize,
		q31_t *	pResult
	)

Minimum value of a q31 vector without index.

Minimum value 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_min_no_idx_q7()

void arm_min_no_idx_q7	(	const q7_t *	pSrc,
		uint32_t	blockSize,
		q7_t *	pResult
	)

Minimum value of a q7 vector without index.

Minimum value 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_min_q15()

void arm_min_q15	(	const q15_t *	pSrc,
		uint32_t	blockSize,
		q15_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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_min_q31()

void arm_min_q31	(	const q31_t *	pSrc,
		uint32_t	blockSize,
		q31_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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_min_q7()

void arm_min_q7	(	const q7_t *	pSrc,
		uint32_t	blockSize,
		q7_t *	pResult,
		uint32_t *	pIndex
	)

Minimum value 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