filters = 1
filter0 = iir

# Defaults.
#iir_frequency = 1024.0
#iir_quality = 0.707
#iir_gain = 0.0
#iir_type = LPF

# Filter types:
# LPF: Low-pass
# HPF: High-pass
# BPCSGF: Band-pass #1
# BPZPGF: Band-pass #2
# APF: Allpass
# NOTCH: Notch filter
# RIAA_phono: RIAA record/tape deemphasis
# PEQ: peaking band EQ
# BBOOST: Bassboost
# LSH: Low-shelf
# HSH: High-shelf
# RIAA_CD: CD de-emphasis