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Searched refs:fft_len (Results 1 - 5 of 5) sorted by relevance

/third_party/ffmpeg/libavfilter/
H A Dvf_convolve.c48 int fft_len[4]; member
137 s->fft_len[i] = 1 << (av_log2(2 * n - 1)); in config_input()
139 if (!(s->fft_hdata_in[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(AVComplexFloat)))) in config_input()
142 if (!(s->fft_hdata_out[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(AVComplexFloat)))) in config_input()
145 if (!(s->fft_vdata_in[i] = av_calloc(s->fft_len[i], s->fft_len[i] * sizeof(AVComplexFloat)))) in config_input()
148 if (!(s->fft_vdata_out[i] = av_calloc(s->fft_len[i], s->fft_len[ in config_input()
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H A Davf_showcqt.h70 int fft_len; member
82 int len, int fft_len);
H A Davf_showcqt.c271 int len, int fft_len) in cqt_calc()
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_input, s->fft_data, s->fft_len * sizeof(*s->fft_data)); in plot_cqt()
1146 s->fft_input[s->fft_len/2+k].re *= s->attack_data[k]; in plot_cqt()
1147 s->fft_input[s->fft_len/2+k].im *= s->attack_data[k]; in plot_cqt()
1152 s->fft_result[s->fft_len] in plot_cqt()
270 cqt_calc(AVComplexFloat *dst, const AVComplexFloat *src, const Coeffs *coeffs, int len, int fft_len) cqt_calc() argument
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/third_party/ffmpeg/libavfilter/x86/
H A Davf_showcqt_init.c28 const Coeffs *coeffs, int len, int fft_len)
H A 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, coeffs_len

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