CMSIS-DSP
Version 1.7.0
CMSIS DSP Software Library
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Functions | |
void | arm_bitreversal_f32 (float32_t *pSrc, uint16_t fftSize, uint16_t bitRevFactor, const uint16_t *pBitRevTab) |
In-place floating-point bit reversal function. More... | |
void | arm_bitreversal_q31 (q31_t *pSrc, uint32_t fftLen, uint16_t bitRevFactor, const uint16_t *pBitRevTab) |
In-place Q31 bit reversal function. More... | |
void | arm_bitreversal_q15 (q15_t *pSrc16, uint32_t fftLen, uint16_t bitRevFactor, const uint16_t *pBitRevTab) |
In-place Q15 bit reversal function. More... | |
void arm_bitreversal_f32 | ( | float32_t * | pSrc, |
uint16_t | fftSize, | ||
uint16_t | bitRevFactor, | ||
const uint16_t * | pBitRevTab | ||
) |
[in,out] | pSrc | points to in-place floating-point data buffer |
[in] | fftSize | length of FFT |
[in] | bitRevFactor | bit reversal modifier that supports different size FFTs with the same bit reversal table |
[in] | pBitRevTab | points to bit reversal table |
void arm_bitreversal_q15 | ( | q15_t * | pSrc16, |
uint32_t | fftLen, | ||
uint16_t | bitRevFactor, | ||
const uint16_t * | pBitRevTab | ||
) |
[in,out] | pSrc16 | points to in-place Q15 data buffer |
[in] | fftLen | length of FFT |
[in] | bitRevFactor | bit reversal modifier that supports different size FFTs with the same bit reversal table |
[in] | pBitRevTab | points to bit reversal table |
void arm_bitreversal_q31 | ( | q31_t * | pSrc, |
uint32_t | fftLen, | ||
uint16_t | bitRevFactor, | ||
const uint16_t * | pBitRevTab | ||
) |
[in,out] | pSrc | points to in-place Q31 data buffer. |
[in] | fftLen | length of FFT. |
[in] | bitRevFactor | bit reversal modifier that supports different size FFTs with the same bit reversal table |
[in] | pBitRevTab | points to bit reversal table |