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iemlib documentation

For latest docs, see the iemlib webpage.

Content of iemlib Release 1.17 from November 2006:

DSP~

————————- filter~ ——————————-

FIR~ finite impuls response filter, with array-coefficients

maverage~ moving average filter, (IIR + delay)

ap1~ allpass 1.order ap2~ allpass 2.order bpq2~ bandpass 2.order with Q-inlet bpw2~ bandpass 2.order with bandwidth-inlet bsq2~ bandstop 2.order (notch) with Q-inlet bsw2~ bandstop 2.order (notch) with bandwidth-inlet hp1~ highpass 1.order hp2~ highpass 2.order lp1~ lowpass 1.order lp2~ lowpass 2.order rbpq2~ resonance-bandpass 2.order with Q-inlet rbpw2~ resonance-bandpass 2.order with bandwidth-inlet

hml_shelf~ high-middle-low shelving-filter with freq- and gain-inlets lp1_t~ lowpass 1.order with time_constant inlet para_bp2~ parametrical bandpass 2. order with freq-, Q- and gain-inlet

hp2_butt~, hp3_butt~, hp4_butt~, hp5_butt~, hp6_butt~, hp7_butt~, hp8_butt~, hp9_butt~, hp10_butt~

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~

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~

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~

highpass 2.3.4.5.6.7.8.9.10.order with critical damping

lp2_butt~, lp3_butt~, lp4_butt~, lp5_butt~, lp6_butt~, lp7_butt~, lp8_butt~, lp9_butt~, lp10_butt~

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~

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~

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~

lowpass 2.3.4.5.6.7.8.9.10.order with critical damping

vcf_hp2~, vcf_hp4~, vcf_hp6~, vcf_hp8~

highpass 2.4.6.8.order with freq- and Q-signal-inlets

vcf_lp2~, vcf_lp4~, vcf_lp6~, vcf_lp8~

lowpass 2.4.6.8.order with freq- and Q-signal-inlets

vcf_bp2~, vcf_bp4~, vcf_bp6~, vcf_bp8~

bandpass 2.4.6.8.order with freq- and Q-signal-inlets

vcf_rbp2~, vcf_rbp4~, vcf_rbp6~, vcf_rbp8~

resonance-bandpass 2.4.6.8.order with freq- and Q-signal-inlets

———————— arithmetic~ —————————-

addl~ signal-addition with line~ divl~ signal-divison with line~ mull~ signal-multiplication with line~ subl~ signal-subtraction with line~

————————- converter~ —————————-

prvu~ peak and rms VU-meter interface pvu~ peak VU-meter interface rvu~ rms VU-meter interface unsig~ signal to float converter

—————— t3~ - time-tagged-trigger ——————–

– inputmessages allow a sample-accurate access to signalshape –

t3_sig~ time tagged trigger sig~ t3_line~ time tagged trigger line~

————————— misc~ ——————————-

fade~ fade-in fade-out shaper (need line~) iem_blocksize~ blocksize of a window in samples iem_samplerate~ samplerate of a window in Hertz int_fract~ split signal-float to integer- and fractal-part LFO_noise~ downsampled 2-point interpolated white noise mp3play~ mp3 stereo player peakenv~ peak envelope shaper pink~ pink noise round~ round signal-float to nearest integer sin_phase~ output phase-difference of 2 sinewaves in samples

control

————- gui (included into millers pd) ——————–

bng bang, display and generate a bang-message cnv canvas, colored background and text hdl horizontal dial, for multiplex usage hradio horizontal radiobutton, only float in/out hsl horizontal slider nbx numberbox, the second tgl 2 state toggle vdl vertical dial, for multiplex usage vradio vertical radiobutton, only float in/out vsl vertical slider vu vu-meter, display rms- + peak-level in dB

——————— float operating ————————-

1p1z float-message-filter 1.order db2v db to rms dbtofad midi-db to fader-characteristic fadtodb fader-characteristic to midi-db fadtorms fader-characteristic to rms rmstofad rms to fader-characteristic round_zero round numbers near zero to zero speedlim reduce speed of a numeric stream split3 part a numeric stream into 3 ways split part a numeric stream into 2 ways (like moses) transf_fader partial linear characteristic diagram (like table) v2db rms to db wrap wraparound

——————– symbol operating ————————-

mergefilename merge a list of symbols together splitfilename divide a symbol into 2 parts stripfilename strip n characters of a symbol unsymbol convert a symbol- to a anything-message

——————- anything operating ————————

any store and recall any message (like f, or symbol) iem_append append a message to any messages (obsolete: merge_any) iem_prepend prepend a message to any messages (abbr. pp or prepend)

————————– init ——————————-

default replace initial-argument, if it is zero dollarg receive parent initial-arguments (abbr. $n) dsp control audio-engine, calculate dsp-performance (aka. dsp~) float24 store a 24-bit accurate float-number init initialize a message via loadbang (abbr. ii) once any message pass through only the first time parentdollarzero receive parent unique number

————————- counter —————————–

exp_inc exponential increment counter (bang triggered) for++ incremental counter (triggered by internal metro) modulo_counter endless loop counter (bang triggered)

————————– misc ——————————-

add2_comma add a comma-separated message to a messagebox bpe break point envelope controller f2note frequency to midi+cents+note gate interruptible message connection (like spigot) iem_i_route variation of route (abbr. iiroute) iem_receive catch “sent” messages (receive-name-input) (abbr. iem_r) iem_route improvement of route iem_sel_any control a message-box with multiple content iem_send send messages to named object (send-name-input)(ab. iem_s) pre_inlet output an identifier-message and then the incoming message prepend_ascii output an identifier-message and then the incoming message soundfile_info output header-info of a wav-file toggle_mess control a message-box with multiple content (abbr. tm)

——————- parameter handling ————————

iem_pbank_csv parameter memory manager (csv-format) (like textfile) list2send array of send-objects receive2list array of receive-objects

————— t3 - time-tagged-trigger ———————

———– a time-tag is prepended to each message ———–

—– so these objects allow a sample-accurate access to ——

———- the signal-objects t3_sig~ and t3_line~ ————

t3_bpe time tagged trigger break point envelope t3_delay time tagged trigger delay t3_metro time tagged trigger metronom t3_timer time tagged trigger timer

————– obsolete —————————————

post_netreceive pre_netsend

iemlib.txt · Last modified: 2008/03/12 15:43 by scarl