CMSIS DSP Software Library: arm_rfft_q15.c File Reference Main Page Modules Data Structures Files Examples File List Globals Functions arm_rfft_q15.c File Reference #include "arm_math.h" Go to the source code of this file. Functions void arm_split_rfft_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pATable, q15_t *pBTable, q15_t *pDst, uint32_t modifier) void arm_split_rifft_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pATable, q15_t *pBTable, q15_t *pDst, uint32_t modifier) void arm_rfft_q15 (const arm_rfft_instance_q15 *S, q15_t *pSrc, q15_t *pDst) Function Documentation void arm_split_rfft_q15 ( q15_t *  pSrc, uint32_t  fftLen, q15_t *  pATable, q15_t *  pBTable, q15_t *  pDst, uint32_t  modifier  ) Core Real FFT process. end of RFFT_RIFFT group Parameters: *pSrcpoints to the input buffer. fftLenlength of FFT. *pATablepoints to the A twiddle Coef buffer. *pBTablepoints to the B twiddle Coef buffer. *pDstpoints to the output buffer. modifiertwiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. Returns:none. The function implements a Real FFT Definition at line 140 of file arm_rfft_q15.c. void arm_split_rifft_q15 ( q15_t *  pSrc, uint32_t  fftLen, q15_t *  pATable, q15_t *  pBTable, q15_t *  pDst, uint32_t  modifier  ) Core Real IFFT process. Parameters: [in]*pSrcpoints to the input buffer. [in]fftLenlength of FFT. [in]*pATablepoints to the twiddle Coef A buffer. [in]*pBTablepoints to the twiddle Coef B buffer. [out]*pDstpoints to the output buffer. [in]modifiertwiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. Returns:none. The function implements a Real IFFT Definition at line 228 of file arm_rfft_q15.c.  All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Defines Generated on Mon Nov 29 2010 17:19:58 for CMSIS DSP Software Library by  1.7.2