Searched refs:cfreq (Results 1 – 3 of 3) sorted by relevance
| /third_party/ffmpeg/libavcodec/ |
| D | opusenc_utils.h | 39 float c, cfreq, w0, k1, k2; in bessel_reinit() local
43 cfreq = c*f0/fs; in bessel_reinit()
44 unstable = (cfreq <= 0.0f || cfreq >= 1.0f/4.0f); in bessel_reinit()
47 cfreq = 0.5f - c*f0/fs; in bessel_reinit()
48 unstable = (cfreq <= 3.0f/8.0f || cfreq >= 1.0f/2.0f); in bessel_reinit()
51 w0 = tanf(M_PI*cfreq); in bessel_reinit()
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| D | libvorbisenc.c | 97 double cfreq; in libvorbis_setup() local
131 cfreq = avctx->cutoff / 1000.0; in libvorbis_setup()
132 if ((ret = vorbis_encode_ctl(vi, OV_ECTL_LOWPASS_SET, &cfreq))) in libvorbis_setup()
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| /third_party/ffmpeg/libavfilter/ |
| D | af_aemphasis.c | 311 double cfreq = sqrt((gain - 1.0) * f * f); // frequency in config_input() local
319 set_highshelf_rbj(&s->rc.r1, cfreq, q, 1. / gain, sr); in config_input()
321 set_highshelf_rbj(&s->rc.r1, cfreq, q, gain, sr); in config_input()
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