CMSIS-DSP  Version 1.8.0
CMSIS DSP Software Library
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Functions

void arm_max_f32 (const float32_t *pSrc, uint32_t blockSize, float32_t *pResult, uint32_t *pIndex)
 Maximum value of a floating-point vector. More...
 
void arm_max_no_idx_f32 (const float32_t *pSrc, uint32_t blockSize, float32_t *pResult)
 Maximum value of a floating-point vector. More...
 
void arm_max_q15 (const q15_t *pSrc, uint32_t blockSize, q15_t *pResult, uint32_t *pIndex)
 Maximum value of a Q15 vector. More...
 
void arm_max_q31 (const q31_t *pSrc, uint32_t blockSize, q31_t *pResult, uint32_t *pIndex)
 Maximum value of a Q31 vector. More...
 
void arm_max_q7 (const q7_t *pSrc, uint32_t blockSize, q7_t *pResult, uint32_t *pIndex)
 Maximum value of a Q7 vector. More...
 

Description

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

Function Documentation

void arm_max_f32 ( const float32_t pSrc,
uint32_t  blockSize,
float32_t pResult,
uint32_t *  pIndex 
)
Parameters
[in]pSrcpoints to the input vector
[in]blockSizenumber of samples in input vector
[out]pResultmaximum value returned here
[out]pIndexindex of maximum value returned here
Returns
none
void arm_max_no_idx_f32 ( const float32_t pSrc,
uint32_t  blockSize,
float32_t pResult 
)
Parameters
[in]pSrcpoints to the input vector
[in]blockSizenumber of samples in input vector
[out]pResultmaximum value returned here
Returns
none
void arm_max_q15 ( const q15_t pSrc,
uint32_t  blockSize,
q15_t pResult,
uint32_t *  pIndex 
)
Parameters
[in]pSrcpoints to the input vector
[in]blockSizenumber of samples in input vector
[out]pResultmaximum value returned here
[out]pIndexindex of maximum value returned here
Returns
none
void arm_max_q31 ( const q31_t pSrc,
uint32_t  blockSize,
q31_t pResult,
uint32_t *  pIndex 
)
Parameters
[in]pSrcpoints to the input vector
[in]blockSizenumber of samples in input vector
[out]pResultmaximum value returned here
[out]pIndexindex of maximum value returned here
Returns
none
void arm_max_q7 ( const q7_t pSrc,
uint32_t  blockSize,
q7_t pResult,
uint32_t *  pIndex 
)
Parameters
[in]pSrcpoints to the input vector
[in]blockSizenumber of samples in input vector
[out]pResultmaximum value returned here
[out]pIndexindex of maximum value returned here
Returns
none