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

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This commit is contained in:
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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40
examples/dsp/BasicMathFunctions_part1/abs.c Normal file
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#include "ref.h"
void ref_abs_f32(float32_t *pSrc, float32_t *pDst, uint32_t blockSize)
{
uint32_t i;
for (i = 0; i < blockSize; i++) {
pDst[i] = pSrc[i] < 0 ? -pSrc[i] : pSrc[i];
}
}
void ref_abs_q31(q31_t *pSrc, q31_t *pDst, uint32_t blockSize)
{
uint32_t i;
for (i = 0; i < blockSize; i++) {
pDst[i] = pSrc[i] < 0 ? -pSrc[i] : pSrc[i];
}
}
void ref_abs_q15(q15_t *pSrc, q15_t *pDst, uint32_t blockSize)
{
uint32_t i;
for (i = 0; i < blockSize; i++) {
pDst[i] = pSrc[i] < 0 ? -pSrc[i] : pSrc[i];
}
}
void ref_abs_q7(q7_t *pSrc, q7_t *pDst, uint32_t blockSize)
{
uint32_t i;
for (i = 0; i < blockSize; i++) {
if (pSrc[i] == -128)
pDst[i] = 127;
else
pDst[i] = pSrc[i] < 0 ? -pSrc[i] : pSrc[i];
}
}