179     int nf = 0, f, i, j;  in icvDFTFactorize()  local
190         factors[nf++] = f;  in icvDFTFactorize()
199             factors[nf++] = f;  in icvDFTFactorize()
211         factors[nf++] = n;  in icvDFTFactorize()
214     for( i = f; i < (nf+f)/2; i++ )  in icvDFTFactorize()
215         CV_SWAP( factors[i], factors[nf-i-1+f], j );  in icvDFTFactorize()
217     return nf;  in icvDFTFactorize()
221 icvDFTInit( int n0, int nf, int* factors, int* itab, int elem_size, void* _wave, int inv_itab )  in icvDFTInit()  argument
259         assert (nf < 34);  in icvDFTInit()
260         radix[nf] = 1;  in icvDFTInit()
261         digits[nf] = 0;  in icvDFTInit()
262         for( i = 0; i < nf; i++ )  in icvDFTInit()
265             radix[nf-i-1] = radix[nf-i]*factors[nf-i-1];  in icvDFTInit()
268         if( inv_itab && factors[0] != factors[nf-1] )  in icvDFTInit()
309             if( nf >= 2 )  in icvDFTInit()
434              int nf, int* factors, const int* itab,  in icvDFT_64fc()  argument
495             if( factors[0] != factors[nf-1] )  in icvDFT_64fc()
497             if( nf == 1 )  in icvDFT_64fc()
641     for( f_idx = (factors[0]&1) ? 0 : 1; f_idx < nf; f_idx++ )  in icvDFT_64fc()
857              int nf, int* factors, const int* itab,  in icvDFT_32fc()  argument
916             if( factors[0] != factors[nf-1] )  in icvDFT_32fc()
918             if( nf == 1 )  in icvDFT_32fc()
1067     for( f_idx = (factors[0]&1) ? 0 : 1; f_idx < nf; f_idx++ )  in icvDFT_32fc()
1290                      int n, int nf, int* factors, const int* itab,      \
1332         icvDFT_##flavor##c( _dst, _dst, n, nf, factors, itab, wave,     \
1347                             nf - (factors[0] == 1),                     \
1409                      int n, int nf, int* factors, const int* itab,      \
1460         icvDFT_##flavor##c( _dst, _dst, n, nf, factors, itab, wave,     \
1542                             nf - (factors[0] == 1),                     \
1738      const void* src, void* dst, int n, int nf, int* factors,
1758     int nf = 0, inv = (flags & CV_DXT_INVERSE) != 0;  in cvDFT()  local
1933                 nf = icvDFTFactorize( len, factors );  in cvDFT()
1935             inplace_transform = factors[0] == factors[nf-1];  in cvDFT()
1937             i = nf > 1 && (factors[0] & 1) == 0;  in cvDFT()
1979                 icvDFTInit( len, nf, factors, itab, complex_elem_size,  in cvDFT()
2022                 dft_func( sptr, dptr, len, nf, factors, itab, wave, len, spec, ptr, _flags, scale );  in cvDFT()
2109                     IPPI_CALL( dft_func( buf1, dbuf1, len, nf, factors, itab,  in cvDFT()
2111                 IPPI_CALL( dft_func( buf0, dbuf0, len, nf, factors, itab,  in cvDFT()
2160                     IPPI_CALL( dft_func( buf1, dbuf1, len, nf, factors, itab,  in cvDFT()
2166                 IPPI_CALL( dft_func( buf0, dbuf0, len, nf, factors, itab,  in cvDFT()
2404                      int n, int nf, int* factors, const int* itab,      \
2427     icvRealDFT_##flavor( dft_src, dft_dst, n, nf, factors,              \
2451                      int n, int nf, int* factors, const int* itab,      \
2480     icvCCSIDFT_##flavor( dft_src, dft_dst, n, nf, factors, itab,        \
2577                 int nf, int* factors, const int* itab, const void* dft_wave,
2596     int prev_len = 0, buf_size = 0, nf = 0, stage, end_stage;  in cvDCT()  local
2723                 nf = icvDFTFactorize( len, factors );  in cvDCT()
2724                 inplace_transform = factors[0] == factors[nf-1];  in cvDCT()
2726                 i = nf > 1 && (factors[0] & 1) == 0;  in cvDCT()
2759                 icvDFTInit( len, nf, factors, itab, complex_elem_size, dft_wave, inv );  in cvDCT()
2781                       dptr + i*dstep0, dstep1, len, nf, factors,  in cvDCT()