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Searched refs:fft_len (Results 1 – 6 of 6) sorted by relevance

/third_party/ffmpeg/libavfilter/
Davf_showcqt.h68 int fft_len; member
80 int len, int fft_len);
Dvf_convolve.c44 int fft_len[4]; member
126 s->fft_len[i] = 1 << s->fft_bits[i]; in config_input_main()
128 if (!(s->fft_hdata[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(FFTComplex)))) in config_input_main()
131 if (!(s->fft_vdata[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(FFTComplex)))) in config_input_main()
134 … if (!(s->fft_hdata_impulse[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(FFTComplex)))) in config_input_main()
137 … if (!(s->fft_vdata_impulse[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(FFTComplex)))) in config_input_main()
462 const int n = s->fft_len[plane]; in do_convolve()
Davf_showcqt.c271 int len, int fft_len) in cqt_calc() argument
280 j = fft_len - i; in cqt_calc()
322 flen = 8.0 * s->fft_len / (tlength * rate); in init_cqt()
323 center = s->freq[k] * s->fft_len / rate; in init_cqt()
325 end = FFMIN(s->fft_len, floor(center + 0.5 * flen)); in init_cqt()
338 w *= sign * (1.0 / s->fft_len); in init_cqt()
1142 memcpy(s->fft_result, s->fft_data, s->fft_len * sizeof(*s->fft_data)); in plot_cqt()
1146 s->fft_result[s->fft_len/2+k].re *= s->attack_data[k]; in plot_cqt()
1147 s->fft_result[s->fft_len/2+k].im *= s->attack_data[k]; in plot_cqt()
1153 s->fft_result[s->fft_len] = s->fft_result[0]; in plot_cqt()
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/third_party/ffmpeg/libavfilter/x86/
Davf_showcqt_init.c28 const Coeffs *coeffs, int len, int fft_len)
Davf_showcqt.asm78 ; ff_showcqt_cqt_calc_*(dst, src, coeffs, len, fft_len)
80 cglobal showcqt_cqt_calc, 5, 10, 12, dst, src, coeffs, len, fft_len, x, coeffs_val, coeffs_val2, i,…
/third_party/quickjs/
Dlibbf.c7974 NTTLimb *tabr, limb_t fft_len, in limb_to_ntt() argument
7989 memset(tabr, 0, sizeof(NTTLimb) * fft_len * nb_mods); in limb_to_ntt()
7995 n = bf_min(fft_len, (a_len * LIMB_BITS + dpl - 1) / dpl); in limb_to_ntt()
8028 tabr[i + j * fft_len] = int_to_ntt_limb(r, m); in limb_to_ntt()
8049 limb_t u[NB_MODS], carry[NB_MODS], fft_len, base_mask1, r; in ntt_to_limb() local
8070 fft_len = (limb_t)1 << fft_len_log2; in ntt_to_limb()
8071 len = bf_min(fft_len, (r_len * LIMB_BITS + dpl - 1) / dpl); in ntt_to_limb()
8076 y[j].v = *(__m256d *)&buf[i + fft_len * j]; in ntt_to_limb()
8152 limb_t y[NB_MODS], u[NB_MODS], carry[NB_MODS], fft_len, base_mask1, r; in ntt_to_limb() local
8172 fft_len = (limb_t)1 << fft_len_log2; in ntt_to_limb()
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