Pure Data
Name |
Library/Path |
Function |
Audio Filters |
||
| Vanilla Objects | ||
| env~ | envelope follower | |
| vcf~ | voltage-controlled bandpass filter | |
| noise~ | uniformly distributed white noise | |
| hip~ | one-pole high pass filter | |
| lop~ | one-pole low pass filter | |
| bp~ | bandpass filter | |
| biquad~ | 2-pole-2-zero filter | |
| samphold~ | sample and hold unit | |
| print~ | print out raw values of a signal | |
| rpole~ | real one-pole (recursive) filter, raw | |
| rzero~ | real one-zero (non-recursive) filter, raw | |
| rzero_rev~ | real one-zero (non-recursive) „reverse“ filter, raw | |
| cpole~ | complex one-pole (recursive) filter, raw | |
| czero~ | complex one-zero (non-recursive) filter, raw | |
| czero_rev~ | complex one-zero (non-recursive) „reverse“ filter, raw | |
| Extended Objects | ||
| bandpass equalizer highpass highshelf hlshelf lowpass lowshelf notch | flatspace ggee | coefficients for biquad~ |
| 1p1z | iemlib | control IIR filter 1. order |
| aenv~ | bsaylor flatspace | asymptotic ADSR envelope generator |
| allpass~ | cyclone | allpass filter |
| ap1~ ap2~ | iemlib | allpass 1. / 2. order |
| bpq2~ bp2~ | iemlib | bandpass 2.order with Q inlet |
| bpw2~ | iemlib | bandpass 2.order with bandwidth inlet |
| bsq2~ | iemlib | bandstop 2.order (notch) with Q inlet |
| bsw2~ | iemlib | bandstop 2.order (notch) with bandwidth inlet |
| burrow~ | a cross-referenced filtering object | |
| centerring~ | a spectral modulation object | |
| codepend~ | a classic block convolution object | |
| comb~ | cyclone | comb filter |
| complex | mod~ frequency shifter | |
| compressor~ | audio compressor | |
| complex-mod~ | vanilla | frequency shifter |
| convol~ | convobrosfilter | |
| crossx~ | a cross synthesis object with gating | |
| cverb~ | implementation of the Csound reverb | |
| dentist~ | a partial knockout object | |
| disarrain~ | an interpolating version of disarray~ | |
| disarray~ | a spectral redistribution object | |
| drown~ | a noise reduction (or increase) object | |
| enveloper~ | the (old???) envelope generator of iemlib | |
| ether~ | another spectral compositing object | |
| filter~ | flatspace iemlib | multiple object for all useful IIR-filters 1. and 2. order like lowpass, highpass, bandpass, bandstop, allpass, etc |
| filterbank~ | outputs the frequence response against a set of band pass filters | |
| filtersme1~ | a hard filtering of low(soft) frequencies | |
| filtersme2~ | filtering by drawing with mouse in array | |
| FIR~ | flatspace iemlib | convolve a signal with an array |
| freeverb~ | freeverb | Schroeder/Moorer reverb model |
| hilbert~ | vanilla | phase quadrature of input for complex modulation |
| hml_shelf~ | flatspace iemlib | high-mid-low-shelving filter |
| hp1~ hp2~ | iemlib | highpass 1. / 2. order |
| hp2_butt~ hp3_butt~ hp4_butt~ hp5_butt~ hp6_butt~ hp7_butt~ hp8_butt~ hp9_butt~ hp10_butt | iemlib | highpass 2.3.4.5.6.7.8.9.10.order with butterworth characteristic |
| hp2_cheb~ hp3_cheb~ hp4_cheb~ hp5_cheb~ hp6_cheb~ hp7_cheb~ hp8_cheb~ hp9_cheb~ hp10_cheb~ | iemlib | highpass 2.3.4.5.6.7.8.9.10.order with chebyshev characteristic |
| hp2_bess~ hp3_bess~ hp4_bess~ hp5_bess~ hp6_bess~ hp7_bess~ hp8_bess~ hp9_bess~ hp10_bess~ | iemlib | highpass 2.3.4.5.6.7.8.9.10.order with bessel characteristic |
| hp2_crit~ hp3_crit~ hp4_crit~ hp5_crit~ hp6_crit~ hp7_crit~ hp8_crit~ hp9_crit~ hp10_crit~ | iemlib | highpass 2.3.4.5.6.7.8.9.10.order with critical damping |
| leaker~ | a sieve based cross fader | |
| limiter~ | flatspace zexy | a limiter/compressor module |
| lp1~ lp2~ | iemlib | lowpass 1. / 2. order |
| lp1_t~ | flatspace iemlib | lowpass 1.order with time_constant inlet |
| lp2_butt~ lp3_butt~ lp4_butt~ lp5_butt~ lp6_butt~ lp7_butt~ lp8_butt~ lp9_butt~ lp10_butt~ | iemlib | lowpass 2.3.4.5.6.7.8.9.10.order with butterworth characteristic |
| lp2_cheb~ lp3_cheb~ lp4_cheb~ lp5_cheb~ lp6_cheb~ lp7_cheb~ lp8_cheb~ lp9_cheb~ lp10_cheb~ | iemlib | lowpass 2.3.4.5.6.7.8.9.10.order with chebyshev characteristic |
| lp2_bess~ lp3_bess~ lp4_bess~ lp5_bess~ lp6_bess~ lp7_bess~ lp8_bess~ lp9_bess~ lp10_bess~ | iemlib | lowpass 2.3.4.5.6.7.8.9.10.order with bessel characteristic |
| lp2_crit~ lp3_crit~ lp4_crit~ lp5_crit~ lp6_crit~ lp7_crit~ lp8_crit~ lp9_crit~ lp10_crit~ | iemlib | lowpass 2.3.4.5.6.7.8.9.10.order with critical damping |
| maverage~ | moving average filter with IIR | |
| mindwarp~ | a spectral formant warping object | |
| moog~ | flatspace ggee | signal controlled "moog" resonant lowpass |
| morphine~ | a morphing object | |
| multiverb~ | Schroeder/Moorer reverb model | |
| multyq~ | a four band filter | |
| pan~ | equal power stereo panning | |
| pansig~ | flatspace motex | same as above but takes a signal modulator rather than a float |
| para_bp2~ | flatspace iemlib | parametril bandpass 2. order |
| pin~ | flatspace mjlib | randomly delivers the input signal to either the right or left outlet with a given probability |
| pitchnoise~ | Harmonic/inharmonic monophonic timbre separator | |
| presidency~ | a spectral sampler with pitch control | |
| pvgrain~ | a spectrum analyzer for granular resynthesis | |
| pvharm~ | a harmonizer | |
| pvoc~ | an additive synthesis phase vocoder | |
| pvtuner~ | a spectrum quantizer for tuning to arbitrary scales | |
| pvwarp~ | a non-linear frequency warper | |
| reanimator~ | an audio texture mapper | |
| resent~ | similar to residency~ but with independent bin control | |
| residency~ | a spectral sampler useful for time scaling | |
| scrape~ | a noise reduction (or increase) object with frequency control | |
| shapee~ | a frequency shaping object | |
| swinger~ | a phase swapping object | |
| taint~ | a cross synthesis object | |
| vacancy~ | a spectral compositing object | |
| xsyn~ | a cross synthesis with compression object | |
| pvcompand~ | a spectral compressor/expander object | |
| quantize~ | flatspace zexy | quantize a signal with a variable step-number |
| mov_avrg_kern~ | flatspace iemlib | moving average filter kernel |
| mypol2rec~ | fft stuff, needed as abstraction for some other patches | |
| myrec2pol~ | fft stuff, as above (ggee) | |
| para_pb2~ | parametrical bandpass ??? | |
| rbpq2~ | iemlib | resonance bandpass 2.order with Q inlet |
| rbpw2~ | iemlib | resonance bandpass 2.order with bandwidth inlet |
| reccombfilter~ | rough combfilter feedback | |
| rev1~ | vanilla | series of allpass with exponentially growing delay lines |
| rev2~ | vanilla | simple 1-in, 4-out reverberator |
| rev3~ | vanilla | hard-core, 2-in, 4-out reverberator |
| schroeder~ | schroeder reverb | |
| swap~ | flatspace zexy | byte-swap a 16bit signal |
| svf~ | bsaylor cyclone flatspace | state-variable filter |
| vcf_hp2~ vcf_hp4~ vcf_hp6~ vcf_hp8~ | iemlib | highpass 2.4.6.8.order with freq and Q signal inlets |
| vcf_lp2~ vcf_lp4~ vcf_lp6~ vcf_lp8~ | iemlib | lowpass 2.4.6.8.order with freq and Q signal inlets |
| vcf_bp2~ vcf_bp4~ vcf_bp6~ vcf_bp8~ | iemlib | bandpass 2.4.6.8.order with freq and Q signal inlets |
| vcf_rbp2~ vcf_rbp4~ vcf_rbp6~ vcf_rbp8~ | iemlib | resonance bandpass 2.4.6.8.order with freq and Q signal inlets |
| bdiag~ | creb flatspace | block diagonal state space system (spectral processor) |
| cheby~ | creb flatspace | chebyshev polynomial waveshaper |
| dist~ | creb flatspace | dist~ waveshaper |
| eadsr~ | creb flatspace | exp. attack decay sustain release |
| ead~ | creb flatspace | exp. attack decay |
| ear~ | creb flatspace | exp. attack release |
| lattice~ | creb flatspace | lattice~ filter |
| permut~ | creb flatspace | random permute a signal block |
| qmult~ | creb flatspace | multiply 2 quaternion signals |
| qnorm~ | creb flatspace | normalize a quaternion signal (or any 4 channel sig) |
| resofilt~ | creb | a reso filter (4pole, 3pole) |
| xfm~ | creb flatspace | coupled frequency modulation |
| reson~ | cxc cyclone flatspace markex | interpolating reson filter |
| pan_gogins~ | deprecated flatspace | modification of pan~ |
| voiding_detector~ | ekext | estimates wether a frame of speech is voiced or unvoiced |
| scramble~ | ext13 flatspace | big fun with spoken words or beats |
| ap1c~ ap2c~ | iemlib | allpass 1. / 2. order for filter cascades |
| hp1c~ hp2c~ | iemlib | highpass 1. / 2. order for filter cascades |
| lp1c~ lp2c~ | iemlib | lowpass 1. / 2. order for filter cascades |
EDIT