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iemlib [2008/03/12 15:43] (current)
scarl created
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 +===== iemlib documentation =====
 +
 +For latest docs, see the [[http://​pd.iem.at/​iemlib/​|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 ยท Last modified: 2008/03/12 15:43 by scarl