Searched defs:twiddles (Results 1 - 9 of 9) sorted by relevance

/external/aac/libFDK/src/mips/
H A Dfft_rad2_mips.cpp127 int32c *twiddles; local
131 twiddles = (int32c *)__twiddles_mips_fft32_16;
134 twiddles = (int32c *)__twiddles_mips_fft32_32;
137 twiddles = (int32c *)__twiddles_mips_fft32_64;
140 twiddles = (int32c *)__twiddles_mips_fft32_128;
143 twiddles = (int32c *)__twiddles_mips_fft32_256;
146 twiddles = (int32c *)__twiddles_mips_fft32_512;
149 twiddles = (int32c *)__twiddles_mips_fft32_1024;
156 mips_fft32(dout, din, twiddles, scratch, ldn);
/external/libopus/celt/
H A Dkiss_fft.h95 const kiss_twiddle_cpx *twiddles; member in struct:kiss_fft_state
H A Dkiss_fft.c117 /* Degenerate case where all the twiddles are 1. */
145 tw3 = tw2 = tw1 = st->twiddles;
197 epi3 = st->twiddles[fstride*m];
202 tw1=tw2=st->twiddles;
257 ya = st->twiddles[fstride*m];
258 yb = st->twiddles[fstride*2*m];
260 tw=st->twiddles;
409 static void compute_twiddles(kiss_twiddle_cpx *twiddles, int nfft) argument
415 kf_cexp2(twiddles+i, DIV32(SHL32(phase,17),nfft));
421 kf_cexp(twiddles
452 kiss_twiddle_cpx *twiddles; local
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/external/speex/libspeex/
H A D_kiss_fft_guts.h35 kiss_fft_cpx twiddles[1]; member in struct:kiss_fft_state
H A Dkiss_fft.c48 tw1 = st->twiddles;
72 tw1 = st->twiddles;
107 tw3 = tw2 = tw1 = st->twiddles;
137 tw3 = tw2 = tw1 = st->twiddles;
180 epi3 = st->twiddles[fstride*m];
182 tw1=tw2=st->twiddles;
224 kiss_fft_cpx * twiddles = st->twiddles; local
227 ya = twiddles[fstride*m];
228 yb = twiddles[fstrid
287 kiss_fft_cpx * twiddles = st->twiddles; local
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/external/libxaac/decoder/
H A Dixheaacd_esbr_fft.c101 const FLOAT32 *twiddles = ptr_w; local
167 W1 = *(twiddles + j);
168 W4 = *(twiddles + j + 257);
169 W2 = *(twiddles + (j << 1));
170 W5 = *(twiddles + (j << 1) + 257);
171 W3 = *(twiddles + j + (j << 1));
172 W6 = *(twiddles + j + (j << 1) + 257);
245 W1 = *(twiddles + j);
246 W4 = *(twiddles + j + 257);
247 W2 = *(twiddles
484 const FLOAT32 *twiddles = ptr_w; local
615 const FLOAT32 *twiddles = ptr_w; local
998 const FLOAT32 *twiddles = ptr_w; local
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H A Dixheaacd_fft.c140 const WORD32 *twiddles = ptr_w; local
206 w1h = *(twiddles + 2 * j);
207 w1l = *(twiddles + 2 * j + 1);
208 w2h = *(twiddles + 2 * (j << 1));
209 w2l = *(twiddles + 2 * (j << 1) + 1);
210 w3h = *(twiddles + 2 * j + 2 * (j << 1));
211 w3l = *(twiddles + 2 * j + 2 * (j << 1) + 1);
284 w1h = *(twiddles + 2 * j);
285 w2h = *(twiddles + 2 * (j << 1));
286 w3h = *(twiddles
626 const WORD32 *twiddles = ptr_w; local
1007 const WORD32 *twiddles = ptr_w; local
1126 const WORD32 *twiddles = ptr_w; local
1508 const WORD32 *twiddles = ptr_w; local
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H A Dixheaacd_aac_imdct.c964 const WORD32 *twiddles; local
1109 twiddles = ptr_twiddle;
1130 twiddles += (j >> 2);
1132 twiddle_val = *(twiddles);
1142 twiddles += (j >> 2);
1143 twiddle_val = *(twiddles);
1153 twiddles += (j >> 2);
1154 twiddle_val = *(twiddles);
1193 twiddles -= 5 * (j >> 3);
1194 twiddle_val = *(twiddles);
1343 const WORD32 *twiddles; local
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/external/eigen/unsupported/Eigen/src/FFT/
H A Dei_kissfft_impl.h166 Complex * twiddles = &m_twiddles[0]; local
169 ya = twiddles[fstride*m];
170 yb = twiddles[fstride*2*m];
178 tw=twiddles;
236 Complex * twiddles = &m_twiddles[0]; local
255 t=scratchbuf[q] * twiddles[twidx];
391 // TODO look for PlanKey(nfft, ! inverse) and conjugate the twiddles

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