log10f 143 libavcodec/acelp_pitch_delay.c prediction_error[3] = 20.0 * log10f(fixed_gain_factor); log10f 249 libavcodec/sipr16k.c ctx->energy_history[0] = 20.0 * log10f(gain_corr_factor); log10f 615 libavcodec/wmavoice.c float tmp = log10f(assign); var = tmp; \ log10f 1056 libavfilter/af_arnndn.c Ly[i] = log10f(1e-2f + Ex[i]); log10f 864 libavfilter/avf_showspectrum.c float value = 120.f * log10f(1.f - y / (float)h); log10f 918 libavfilter/avf_showspectrum.c a = 1.f + log10f(av_clipf(a, 1e-6, 1)) / 6.f; // zero = -120dBFS