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[feat][nmsis] add nmsis component and nn,dsp demo

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jzlv 2021-09-26 13:38:51 +08:00
parent b2aada479b
commit 5d1126d0f0
989 changed files with 286224 additions and 0 deletions
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77
examples/dsp/StatisticsFunctions_part1/max.c Normal file
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#include "ref.h"
void ref_max_f32(float32_t *pSrc, uint32_t blockSize, float32_t *pResult,
uint32_t *pIndex)
{
uint32_t i, ind = 0;
float32_t max = -FLT_MAX;
for (i = 0; i < blockSize; i++) {
if (max < pSrc[i]) {
max = pSrc[i];
ind = i;
}
}
*pResult = max;
*pIndex = ind;
}
void ref_max_no_idx_f32(float32_t *pSrc, uint32_t blockSize, float32_t *pResult)
{
uint32_t i = 0;
float32_t max = -FLT_MAX;
for (i = 0; i < blockSize; i++) {
if (max < pSrc[i]) {
max = pSrc[i];
}
}
*pResult = max;
}
void ref_max_q31(q31_t *pSrc, uint32_t blockSize, q31_t *pResult,
uint32_t *pIndex)
{
uint32_t i, ind = 0;
q31_t max = INT_MIN;
for (i = 0; i < blockSize; i++) {
if (max < pSrc[i]) {
max = pSrc[i];
ind = i;
}
}
*pResult = max;
*pIndex = ind;
}
void ref_max_q15(q15_t *pSrc, uint32_t blockSize, q15_t *pResult,
uint32_t *pIndex)
{
uint32_t i, ind = 0;
q15_t max = SHRT_MIN;
for (i = 0; i < blockSize; i++) {
if (max < pSrc[i]) {
max = pSrc[i];
ind = i;
}
}
*pResult = max;
*pIndex = ind;
}
void ref_max_q7(q7_t *pSrc, uint32_t blockSize, q7_t *pResult, uint32_t *pIndex)
{
uint32_t i, ind = 0;
q7_t max = SCHAR_MIN;
for (i = 0; i < blockSize; i++) {
if (max < pSrc[i]) {
max = pSrc[i];
ind = i;
}
}
*pResult = max;
*pIndex = ind;
}