|
CSI-DSP
Version 1.0.0
CSI DSP Software Library
|
Instance structure for the floating-point CFFT/CIFFT function. 更多...
成员变量 | |
| uint16_t | fftLen |
| uint8_t | ifftFlag |
| uint8_t | bitReverseFlag |
| float32_t * | pTwiddle |
| uint16_t * | pBitRevTable |
| uint16_t | twidCoefModifier |
| uint16_t | bitRevFactor |
| float32_t | onebyfftLen |
| uint8_t csky_cfft_radix4_instance_f32::bitReverseFlag |
flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output.
| uint16_t csky_cfft_radix4_instance_f32::bitRevFactor |
bit reversal modifier that supports different size FFTs with the same bit reversal table.
| uint16_t csky_cfft_radix4_instance_f32::fftLen |
length of the FFT.
| uint8_t csky_cfft_radix4_instance_f32::ifftFlag |
flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform.
| float32_t csky_cfft_radix4_instance_f32::onebyfftLen |
value of 1/fftLen.
| uint16_t* csky_cfft_radix4_instance_f32::pBitRevTable |
points to the bit reversal table.
| float32_t* csky_cfft_radix4_instance_f32::pTwiddle |
points to the Twiddle factor table.
| uint16_t csky_cfft_radix4_instance_f32::twidCoefModifier |
twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table.
