REGISTER_FILTER(EQUALIZER, equalizer, af);
REGISTER_FILTER(HIGHPASS, highpass, af);
REGISTER_FILTER(JOIN, join, af);
+ REGISTER_FILTER(LADSPA, ladspa, af);
REGISTER_FILTER(LOWPASS, lowpass, af);
REGISTER_FILTER(PAN, pan, af);
REGISTER_FILTER(RESAMPLE, resample, af);