bandpass          296 libavfilter/af_biquads.c     case bandpass:
bandpass          538 libavfilter/af_biquads.c DEFINE_BIQUAD_FILTER(bandpass, "Apply a two-pole Butterworth band-pass filter.");
bandpass           76 libavfilter/allfilters.c     REGISTER_FILTER(BANDPASS,       bandpass,       af);