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

/third_party/ffmpeg/libavfilter/
H A Daf_firequalizer.c78 int cepstrum_len; member
527 int k, cepstrum_len = s->cepstrum_len, rdft_len = s->rdft_len; in generate_min_phase_kernel() local
528 double norm = 2.0 / cepstrum_len; in generate_min_phase_kernel()
531 memset(s->cepstrum_buf, 0, cepstrum_len * sizeof(*s->cepstrum_buf)); in generate_min_phase_kernel()
533 memcpy(s->cepstrum_buf + cepstrum_len - rdft_len/2, rdft_buf + rdft_len/2, rdft_len/2 * sizeof(*rdft_buf)); in generate_min_phase_kernel()
540 for (k = 2; k < cepstrum_len; k += 2) { in generate_min_phase_kernel()
547 memset(s->cepstrum_buf + cepstrum_len/2 + 1, 0, (cepstrum_len/2 - 1) * sizeof(*s->cepstrum_buf)); in generate_min_phase_kernel()
548 for (k = 1; k < cepstrum_len/ in generate_min_phase_kernel()
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