bl_mcu_sdk/examples/dsp/BasicMathFunctions_part2/offset.c

#include "ref.h"

void ref_offset_f32(float32_t *pSrc, float32_t offset, float32_t *pDst,
                    uint32_t blockSize)
{
    uint32_t i;

    for (i = 0; i < blockSize; i++) {
        pDst[i] = pSrc[i] + offset;
    }
}

void ref_offset_q31(q31_t *pSrc, q31_t offset, q31_t *pDst, uint32_t blockSize)
{
    uint32_t i;

    for (i = 0; i < blockSize; i++) {
        pDst[i] = ref_sat_q31((q63_t)pSrc[i] + offset);
    }
}

void ref_offset_q15(q15_t *pSrc, q15_t offset, q15_t *pDst, uint32_t blockSize)
{
    uint32_t i;

    for (i = 0; i < blockSize; i++) {
        pDst[i] = ref_sat_q15((q31_t)pSrc[i] + offset);
    }
}

void ref_offset_q7(q7_t *pSrc, q7_t offset, q7_t *pDst, uint32_t blockSize)
{
    uint32_t i;

    for (i = 0; i < blockSize; i++) {
        pDst[i] = ref_sat_q7((q15_t)pSrc[i] + offset);
    }
}