FFTLIB User Guide
FFTLIB_fft1d_i32f_c32fc_o32fc.h
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80 
81 #ifndef FFTLIB_FFT1D_I32F_C32FC_O32FC_H_
82 #define FFTLIB_FFT1D_I32F_C32FC_O32FC_H_ 1
83 
84 #include "../../common/FFTLIB_types.h"
85 
107 /* PBLOCK has to accommodate certain number of SE/SA configurations */
108 #define FFTLIB_FFT1D_I32F_C32FC_O32FC_PBLOCK_SIZE (14 * SE_PARAM_SIZE)
109 
110 #ifdef __cplusplus
111 extern "C" {
112 #endif
113 
143 FFTLIB_STATUS
144 FFTLIB_fft1d_i32f_c32fc_o32fc_init(FFTLIB_F32* pX,
145  FFTLIB_bufParams1D_t* bufParamsX,
146  FFTLIB_F32* pW,
147  FFTLIB_bufParams1D_t* bufParamsW,
148  FFTLIB_F32* pXFFT,
149  FFTLIB_bufParams1D_t* bufParamsXFFT,
150  FFTLIB_F32* pSf,
151  FFTLIB_bufParams1D_t* bufParamsSf,
152  FFTLIB_F32* pY,
153  FFTLIB_bufParams1D_t* bufParamsY,
154  void* pBlock);
155 
182 FFTLIB_STATUS
183 FFTLIB_fft1d_i32f_c32fc_o32fc_kernel(FFTLIB_F32* restrict pX,
184  FFTLIB_bufParams1D_t* bufParamsX,
185  FFTLIB_F32* restrict pW,
186  FFTLIB_bufParams1D_t* bufParamsW,
187  FFTLIB_F32* restrict pXFFT,
188  FFTLIB_bufParams1D_t* bufParamsXFFT,
189  FFTLIB_F32* restrict pSf,
190  FFTLIB_bufParams1D_t* bufParamsSf,
191  FFTLIB_F32* restrict pY,
192  FFTLIB_bufParams1D_t* bufParamsY,
193  void* pBlock);
194 
217 FFTLIB_STATUS
218 FFTLIB_fft1d_i32f_c32fc_o32fc_checkParams(FFTLIB_F32* pX,
219  FFTLIB_bufParams1D_t* bufParamsX,
220  FFTLIB_F32* pW,
221  FFTLIB_bufParams1D_t* bufParamsW,
222  FFTLIB_F32* pY,
223  FFTLIB_bufParams1D_t* bufParamsY,
224  void* pBlock);
231 void split_factor_gen_r2c(FFTLIB_F32* pSFactor, int32_t numPoints);
232 
239 void tw_gen_r2c(FFTLIB_F32* pW, int32_t numPoints);
240 
243 #ifdef __cplusplus
244 }
245 #endif
246 
247 #endif
FFTLIB_STATUS_NAME
FFTLIB_STATUS_NAME
The enumeration of all status codes.
Definition: FFTLIB_types.h:172
FFTLIB_F32
float FFTLIB_F32
Single precision floating point.
Definition: FFTLIB_types.h:169
FFTLIB_fft1d_i32f_c32fc_o32fc_init
FFTLIB_STATUS FFTLIB_fft1d_i32f_c32fc_o32fc_init(FFTLIB_F32 *pX, FFTLIB_bufParams1D_t *bufParamsX, FFTLIB_F32 *pW, FFTLIB_bufParams1D_t *bufParamsW, FFTLIB_F32 *pXFFT, FFTLIB_bufParams1D_t *bufParamsXFFT, FFTLIB_F32 *pSf, FFTLIB_bufParams1D_t *bufParamsSf, FFTLIB_F32 *pY, FFTLIB_bufParams1D_t *bufParamsY, void *pBlock)
This function should be called before the FFTLIB_fft1d_i32f_c32fc_o32fc_kernel function is called....
Definition: FFTLIB_fft1d_i32f_c32fc_o32fc_ci.cpp:45
FFTLIB_fft1d_i32f_c32fc_o32fc_kernel
FFTLIB_STATUS FFTLIB_fft1d_i32f_c32fc_o32fc_kernel(FFTLIB_F32 *restrict pX, FFTLIB_bufParams1D_t *bufParamsX, FFTLIB_F32 *restrict pW, FFTLIB_bufParams1D_t *bufParamsW, FFTLIB_F32 *restrict pXFFT, FFTLIB_bufParams1D_t *bufParamsXFFT, FFTLIB_F32 *restrict pSf, FFTLIB_bufParams1D_t *bufParamsSf, FFTLIB_F32 *restrict pY, FFTLIB_bufParams1D_t *bufParamsY, void *pBlock)
This function is the main kernel compute function.
Definition: FFTLIB_fft1d_i32f_c32fc_o32fc_ci.cpp:142
tw_gen_r2c
void tw_gen_r2c(FFTLIB_F32 *pW, int32_t numPoints)
This function generates twiddle factors required for the N/2-point FFT.
Definition: FFTLIB_fft1d_i32f_c32fc_o32fc_tw_gen.cpp:5
split_factor_gen_r2c
void split_factor_gen_r2c(FFTLIB_F32 *pSFactor, int32_t numPoints)
This function generates the split factors required to post process the N/2-point FFT output.
Definition: FFTLIB_fft1d_i32f_c32fc_o32fc_tw_gen.cpp:30
FFTLIB_fft1d_i32f_c32fc_o32fc_checkParams
FFTLIB_STATUS FFTLIB_fft1d_i32f_c32fc_o32fc_checkParams(FFTLIB_F32 *pX, FFTLIB_bufParams1D_t *bufParamsX, FFTLIB_F32 *pW, FFTLIB_bufParams1D_t *bufParamsW, FFTLIB_F32 *pY, FFTLIB_bufParams1D_t *bufParamsY, void *pBlock)
This function checks the validity of the parameters passed to FFTLIB_fft1d_i32f_c32fc_o32fc_init and ...
Definition: FFTLIB_fft1d_i32f_c32fc_o32fc_ci.cpp:306
FFTLIB_bufParams1D_t
A structure for a 1 dimensional buffer descriptor.
Definition: FFTLIB_bufParams.h:83