DEFINE_BIQUAD_FILTER 616 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(equalizer, "Apply two-pole peaking equalization (EQ) filter."); DEFINE_BIQUAD_FILTER 642 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(bass, "Boost or cut lower frequencies."); DEFINE_BIQUAD_FILTER 668 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(treble, "Boost or cut upper frequencies."); DEFINE_BIQUAD_FILTER 693 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(bandpass, "Apply a two-pole Butterworth band-pass filter."); DEFINE_BIQUAD_FILTER 717 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(bandreject, "Apply a two-pole Butterworth band-reject filter."); DEFINE_BIQUAD_FILTER 743 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(lowpass, "Apply a low-pass filter with 3dB point frequency."); DEFINE_BIQUAD_FILTER 769 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(highpass, "Apply a high-pass filter with 3dB point frequency."); DEFINE_BIQUAD_FILTER 795 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(allpass, "Apply a two-pole all-pass filter."); DEFINE_BIQUAD_FILTER 821 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(lowshelf, "Apply a low shelf filter."); DEFINE_BIQUAD_FILTER 847 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(highshelf, "Apply a high shelf filter."); DEFINE_BIQUAD_FILTER 866 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(biquad, "Apply a biquad IIR filter with the given coefficients.");