Convert 16-bit fixed point value

void riscv_q15_to_f16(const q15_t *pSrc, float16_t *pDst, uint32_t blockSize)

void riscv_q15_to_f64(const q15_t *pSrc, float64_t *pDst, uint32_t blockSize)

void riscv_q15_to_float(const q15_t *pSrc, float32_t *pDst, uint32_t blockSize)

void riscv_q15_to_q31(const q15_t *pSrc, q31_t *pDst, uint32_t blockSize)

void riscv_q15_to_q7(const q15_t *pSrc, q7_t *pDst, uint32_t blockSize)

group q15_to_x

Functions

void riscv_q15_to_f16(const q15_t *pSrc, float16_t *pDst, uint32_t blockSize)

Converts the elements of the Q15 vector to f16 vector.

Converts the elements of the floating-point vector to Q31 vector.

Details

The equation used for the conversion process is:

Parameters

• pSrc – [in] points to the Q15 input vector

• pDst – [out] points to the f16 output vector

• blockSize – [in] number of samples in each vector

Returns

none

void riscv_q15_to_f64(const q15_t *pSrc, float64_t *pDst, uint32_t blockSize)

Converts the elements of the Q15 vector to 64 bit floating-point vector.

Details

The equation used for the conversion process is:

Parameters

• pSrc – [in] points to the Q15 input vector

• pDst – [out] points to the 64 bit floating-point output vector

• blockSize – [in] number of samples in each vector

Returns

none

void riscv_q15_to_float(const q15_t *pSrc, float32_t *pDst, uint32_t blockSize)

Converts the elements of the Q15 vector to floating-point vector.

Details

The equation used for the conversion process is:

Parameters

• pSrc – [in] points to the Q15 input vector

• pDst – [out] points to the floating-point output vector

• blockSize – [in] number of samples in each vector

Returns

none

void riscv_q15_to_q31(const q15_t *pSrc, q31_t *pDst, uint32_t blockSize)

Converts the elements of the Q15 vector to Q31 vector.

Details

The equation used for the conversion process is:

Parameters

• pSrc – [in] points to the Q15 input vector

• pDst – [out] points to the Q31 output vector

• blockSize – [in] number of samples in each vector

Returns

none

void riscv_q15_to_q7(const q15_t *pSrc, q7_t *pDst, uint32_t blockSize)

Converts the elements of the Q15 vector to Q7 vector.

Details

The equation used for the conversion process is:

Parameters

• pSrc – [in] points to the Q15 input vector

• pDst – [out] points to the Q7 output vector

• blockSize – [in] number of samples in each vector

Returns

none