From 8dbec761cf858ea65900c8a094599857208d8c3a Mon Sep 17 00:00:00 2001 From: "N.N." Date: Tue, 5 Jan 2010 22:49:36 +0000 Subject: svn path=/trunk/; revision=12907 --- desiredata/extra/sigmund~/sigmund~-help.pd | 172 ----------------------------- 1 file changed, 172 deletions(-) delete mode 100644 desiredata/extra/sigmund~/sigmund~-help.pd (limited to 'desiredata/extra/sigmund~/sigmund~-help.pd') diff --git a/desiredata/extra/sigmund~/sigmund~-help.pd b/desiredata/extra/sigmund~/sigmund~-help.pd deleted file mode 100644 index f3556c9c..00000000 --- a/desiredata/extra/sigmund~/sigmund~-help.pd +++ /dev/null @@ -1,172 +0,0 @@ -#N canvas 209 199 580 617 12; -#X text 42 4 sigmund~ - sinusoidal analysis and pitch tracking; -#N canvas 432 117 573 597 using-with-tables 0; -#X obj 29 368 print peak; -#N canvas 0 0 450 300 (subpatch) 0; -#X array insignal 1024 float 2; -#X coords 0 1 1023 -1 200 140 1; -#X restore 83 426 graph; -#X obj 314 513 phasor~; -#X obj 294 429 loadbang; -#X obj 314 461 440; -#X floatatom 313 488 5 0 0 0 - - -; -#X obj 305 544 tabwrite~ insignal; -#X obj 290 516 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144 --1 -1; -#X text 114 11 Using sigmund~ on arrays; -#X text 42 33 If invoked with the "-t" flag (as a creation argument) -\, sigmund~ analyzes waveforms stored in arrays. Instead of an incoming -signal \, feed it "list" messages with the following arguments:; -#X text 37 118 table name (a symbol); -#X text 38 137 number of points; -#X obj 29 342 sigmund~ -t -npeak 10 -maxfreq 5000 peaks; -#X msg 29 316 list insignal 1024 0 44100 0; -#X text 37 158 index of first point; -#X text 39 179 sample rate; -#X text 38 200 debug flag (print debugging info if nonzero); -#X text 23 232 In this mode \, only the "env" \, "pitch" \, and "peaks" -outputs are meaningful.; -#X text 31 294 click here to test:; -#X connect 2 0 6 0; -#X connect 3 0 4 0; -#X connect 4 0 5 0; -#X connect 5 0 2 0; -#X connect 5 0 7 0; -#X connect 7 0 6 0; -#X connect 12 0 0 0; -#X connect 13 0 12 0; -#X restore 330 553 pd using-with-tables; -#X obj 40 512 phasor~; -#X obj 40 425 loadbang; -#X floatatom 40 471 5 0 120 0 - - -; -#X floatatom 39 561 5 0 0 0 - - -; -#X floatatom 245 563 5 0 0 0 - - -; -#X obj 40 490 mtof; -#X obj 40 448 69; -#X text 38 579 pitch; -#X text 222 582 envelope; -#X text 13 28 Sigmund~ analyzes an incoming sound into sinusoidal components -\, which may be reported individually or combined to form a pitch estimate. -Possible outputs are specified as creation arguments:; -#X text 55 129 env - output pitches at the beginning of notes; -#X text 56 95 pitch - output pitch continuously; -#N canvas 518 74 588 728 setting-parameters 0; -#X msg 182 66 print; -#X floatatom 192 92 5 0 0 0 - - -; -#X msg 192 113 minpower \$1; -#X obj 182 139 sigmund~ -minpower 40; -#X text 39 14 You can set parameters either by creation arguments \, -or else using messages. The "print" message gives you the current values -of all the parameters:; -#X text 28 169 npts: number of points used in an analysis. Must be -a power of two \, at least 128 The minimum frequency that can be tracked -is about 2(sample_rate)/npts.; -#X text 26 219 hop: number of points between analyses. Must be a power -of two \, at least the DSP vector size (usually 64). This regulates -the number of analyses done per unit of time.; -#X text 28 271 npeak: maximum number of sinusoidal peaks to look for. -The computation time is quadratic in the number of peaks actually found -(this number only sets an upper limit). Use it to balance CPU time -with quality of results.; -#X text 30 336 maxfreq: maximum frequency of sinusoidal peaks to look -for. This can be useful in situations where background noise creates -high-frequency \, spurious peaks..; -#X text 37 388 vibrato: maximum deviation from "pitch" to accept as -normal vibrato (affects "notes" output only). If the value is too small. -vibratos will appear as trills. If too large \, very small melodic -intervals may not be reported as new notes.; -#X text 33 457 stabletime: time period to wait before reporting a note -(affects "notes" output only). The "pitch" must be present and must -not vary more than "vibrato" for this entire period to report a note. -If too large \, the "notes" will be unnecessarily delayed. If too small -\, spurious notes get output.; -#X text 31 551 minpower: minimum measured RMS level to report a pitch -(affects "pitch" and "notes" output only). Signals quieter than this -will be assumed to be crosstalk and ignored.; -#X text 32 602 growth: minimum measured RMS growth to report a new -note (affects "notes" output only). The RMS level must rise by this -many dB (within a time period given by "stabletime") to report a repetition -of a note at or near the previously output pitch.; -#X connect 0 0 3 0; -#X connect 1 0 2 0; -#X connect 2 0 3 0; -#X restore 330 531 pd setting-parameters; -#N canvas 190 230 640 535 sinusoid-tracking 0; -#X obj 124 267 sigmund~ -npeak 10 peaks; -#X obj 124 214 phasor~; -#X obj 124 144 loadbang; -#X floatatom 124 190 5 0 120 0 - - -; -#X obj 124 295 route 0 1 2 3 4 5 6 7 8 9; -#X obj 82 339 unpack 0 0 0 0; -#X floatatom 82 461 5 0 0 0 - - -; -#X floatatom 122 431 5 0 0 0 - - -; -#X floatatom 162 406 5 0 0 0 - - -; -#X obj 124 167 440; -#X floatatom 203 380 5 0 0 0 - - -; -#X obj 322 349 unpack 0 0 0 0; -#X floatatom 322 471 5 0 0 0 - - -; -#X floatatom 362 441 5 0 0 0 - - -; -#X floatatom 402 416 5 0 0 0 - - -; -#X floatatom 443 390 5 0 0 0 - - -; -#X text 385 475 frequency (Hz.); -#X text 419 442 peak amplitude (linear); -#X text 464 416 cosine component; -#X text 499 390 sine component; -#X text 42 26 You can ask for sinusoidal peaks in decreasing order -of amplitude or arranged into maximally continuous tracks for resynthesis. -(Or you can ask for both.) In any case \, out come lists of five numbers -\, one for each sinusoid at each analysis period. The first is the -number of the sinusoid (so you can use "route" to claw them apart). -The other four are as shown:; -#X text 79 505 loudest partial; -#X text 332 508 quietest partial; -#X connect 0 0 4 0; -#X connect 1 0 0 0; -#X connect 2 0 9 0; -#X connect 3 0 1 0; -#X connect 4 0 5 0; -#X connect 4 9 11 0; -#X connect 5 0 6 0; -#X connect 5 1 7 0; -#X connect 5 2 8 0; -#X connect 5 3 10 0; -#X connect 9 0 3 0; -#X connect 11 0 12 0; -#X connect 11 1 13 0; -#X connect 11 2 14 0; -#X connect 11 3 15 0; -#X restore 330 508 pd sinusoid-tracking; -#X text 52 165 tracks - output sinusoidal peaks organized into tracks -; -#X text 56 111 notes - output pitch at the beginning of notes; -#X text 339 485 more details:; -#X text 10 184 Parameters you may set (in creation arguments or messages): -; -#X text 60 207 npts - number of points in each analysis window (1024) -; -#X text 60 225 hop - number of points between each analysis (512); -#X text 60 242 npeak - number of sinusoidal peaks (20); -#X text 61 279 vibrato - depth of vibrato to expect in 1/2-tones (1) -; -#X text 60 298 stabletime - time (msec) to wait to report notes (50) -; -#X obj 39 535 sigmund~ -hop 4096 pitch env; -#X text 62 316 minpower - minimum power (dB) to report a pitch (50) -; -#X text 62 335 growth - growth (dB) to report a new note (7); -#X text 54 147 peaks - output all sinusoidal peaks in order of amplitude -; -#X text 380 596 updated for Pd v0.40; -#X text 11 356 The npts and hop parameters are in samples \, and are -powers of two. The example below specifies a huge hop of 4096 (to slow -the output down) and to output "pitch" and "env". (Those are the default -outputs.); -#X text 61 260 maxfreq - maximum sinusoid frequency in Hz. (1000000) -; -#X connect 2 0 25 0; -#X connect 3 0 8 0; -#X connect 4 0 7 0; -#X connect 7 0 2 0; -#X connect 8 0 4 0; -#X connect 25 0 5 0; -#X connect 25 1 6 0; -- cgit v1.2.1