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/third_party/ffmpeg/libavcodec/
H A Daaccoder.c586 float pns_energy = 0.0f, pns_tgt_energy, energy_ratio, dist_thresh; in search_for_pns() local
630 pns_tgt_energy = sfb_energy*FFMIN(1.0f, spread*spread); in search_for_pns()
631 noise_sfi = av_clip(roundf(log2f(pns_tgt_energy)*2), -100, 155); /* Quantize */ in search_for_pns()
670 energy_ratio = pns_tgt_energy/pns_energy; /* Compensates for quantization error */ in search_for_pns()
671 sce->pns_ener[w*16+g] = energy_ratio*pns_tgt_energy; in search_for_pns()

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