Searched refs:rdft_buf (Results 1 – 1 of 1) sorted by relevance
| /third_party/ffmpeg/libavfilter/ |
| D | af_firequalizer.c | 554 static void generate_min_phase_kernel(FIREqualizerContext *s, float *rdft_buf) in generate_min_phase_kernel() argument
561 memcpy(s->cepstrum_buf, rdft_buf, rdft_len/2 * sizeof(*rdft_buf)); in generate_min_phase_kernel()
562 …mcpy(s->cepstrum_buf + cepstrum_len - rdft_len/2, rdft_buf + rdft_len/2, rdft_len/2 * sizeof(*rdf… in generate_min_phase_kernel()
592 memset(rdft_buf, 0, s->rdft_len * sizeof(*rdft_buf)); in generate_min_phase_kernel()
593 memcpy(rdft_buf, s->cepstrum_buf, s->fir_len * sizeof(*rdft_buf)); in generate_min_phase_kernel()
643 float *rdft_buf = s->kernel_tmp_buf + ch * s->rdft_len; in generate_kernel() local
717 memcpy(rdft_buf, s->analysis_buf, s->rdft_len/2 * sizeof(*s->analysis_buf)); in generate_kernel()
718 …memcpy(rdft_buf + s->rdft_len/2, s->analysis_buf + s->analysis_rdft_len - s->rdft_len/2, s->rdft_l… in generate_kernel()
720 generate_min_phase_kernel(s, rdft_buf); in generate_kernel()
721 av_rdft_calc(s->rdft, rdft_buf); in generate_kernel()
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