CDP Time-Domain Processing Function Groups

The CDP 'Groucho' Time-Domain processes operate on sound files (.wav or .aiff etc.). See the INTRODUCTION for more detail on the nature of sample-stream processing in the time domain.

CLICK ON THE GROUP NAME TO THE LEFT TO ACCESS THE CDP REFERENCE DOCUMENTATION ON THE FUNCTION GROUP.

CLICK ON THE GROUP NAME BELOW TO SEE A LIST OF FUNCTIONS IN THE GROUP.

DISTORT – Distortion based on pseudo-wavecycles
ENVEL – Alterations to the amplitude envelope
ENVNU – Specialised operations on Envelopes
EXTEND – Processes which extend and/or segment a sound in time
FILTER – Techniques to filter or focus on frequency bands
GRAIN – Granulate and manipulate grains
HOUSEKEEP – Basic soundfile housekeeping utilities
MODIFY – Various changes, incl. Brassage & transposition
MULTICHANNEL – Multi-channel diffusion and processing
TANGENT – Multi-channel TANGENT Sub-group
TRANSIT – Multi-channel TRANSIT Sub-group
MULTI-CHANNEL TOOLKIT – Multi-channel file facilities
PSOW – Manipulate vocal-style FOF-grains
REVERB – Functions to reverberate soundfiles
SFEDIT – Basic soundfile editing
SNDINFO – Basic soundfile information
SUBMIX – Mixing and related processes
SYNTH – Generate various types of soundfiles
SYSUTILS – CDP System Utilities
TEXTURE – Create textures of sounds
R8 NEW – list of Time-Domain Programs in CDP Release 8

New Time-Domain Functions in CDP Release 8

[SYSUTILS] ASCIIGET: Display the contents of a text file as a list of characters with ASCII decimal code
[EXTEND] BOUNCE: 'Bounce' a sound: accelerating repeats, decaying in level
[MULTICHAN] BROWNIAN: Generate texture of sampled elements following brownian motion in pitch and space
[MULTICHAN] CASCADE: Successive segments are repeat-echoed, and the echosets are superimposed on the source
[SYNTH] CLICKNEW: Make clicktrack using times listed in textfile
[DISTORT] CLIP: Clip a signal
[MULTICHAN] CRUMBLE: Project segments spatially over progressively smaller groups of channels
[MULTICHAN] CRYSTAL: Generate sound-events based on the position of vertices of a crystal, then rotate the crystal in 3-D
[DISTORT] DISTCUT: Cut sound into elements with falling envelope
[DISTORT] DISTMARK: Interpolate between waveset-groups at marked points
[DISTORT] DISTMORE BRIGHT: Reorder sound segments in order of average zero-crossing rate
[DISTORT] DISTMORE DOUBLE: Double (quadruple etc.) frequency of each waveset
[DISTORT] DISTMORE SEGSBKWD: Reverse certain (sets of) segments
[DISTORT] DISTMORE SEGZIG: Zigzag across tail segments or across whole soundfile
[DISTORT] DISTORTT: Repeat wavesets within given duration
[DISTORT] DISTREP: Timestretch soundfile by repeating wavesets
[DISTORT] DISTSHIFT: Time-shift or swap wavecycles
[DISTORT] DISTWARP: Warp wavecycles by a multiplier
[EXTEND] DVDWIND: Shorten a sound by read, skip, read, skip procedure
[SFEDIT] ENVCUT: Cut sound into elements with falling envelope
[EXTEND] ENVSPEAK: Process speech 'syllables'
[ENVEL] FLATTEN: Equalise level of sound elements
[PSOW] FOFEX EXTRACT: Extract FOFs to a file or to separate soundfiles
[PSOW] FOFEX CONSTRUCT: Superimpose FOFs to make output FOF
[DISTORT] FRACTAL WAVE: Fractally distort an input sound or wavecyle
[EXTEND] HOVER2: Move through a file, zig-zag reading it at a given frequency, with inverted copies
[SYNTH] IMPULSE: Create a stream of impulses
[EXTEND] MOTOR: Create faster pulse-stream within slower pulsed envelope
[SYNTH] MULTIOSC: nested FM-style oscillations
[SYNTH] MULTISYNTH: Synthesize several sound-streams from a score
[SYNTH] NEWSCALES: Synthesise a series of short tones with defined frequency and timbre
[SNDINFO] ONSET: Return the succession of sound-onsets in each channel of a multichannel file
[HOUSEKEEP] PAIREX: Extract any pair of channels from a multichannel sound
[FILTER] PHASOR: Introduce phasing into (mono) signal
[EXTEND] PULSER: Iterate a sound to create a stream of enveloped & pitched sound-packets
[EXTEND] PULSER MULTI: Iterate a number of sounds, randomly permutated, to create a stream of enveloped and pitched sound-packets
[SYNTH] PULSER SYNTH: Iterate synthesized wave-packets defined by partials data
[DISTORT] QUIRK: Distort signal by raising sample values to a power
[HOUSEKEEP] REPAIR: Join a list of mono sounds into stereo or multi-channel outputs
[EXTEND] REPEATER: Play source, with specified elements repeating
[EXTEND] ROTOR: Generate note-sets that grow and shrink in pitch-range and speed
[DISTORT] SCRAMBLE: Scramble waveset order randomly or by size and level
[EXTEND] SORTER: Chop sound into elements, then reorganise by loudness or duration
[ENVEL] SPIKE: Envelope the sound to spike at the peak
[MULTICHAN] SPIN STEREO: Spin a wide stereo image across stereo / multichannel space, with possible doppler-shift
[MULTICHAN] SPIN QUAD: Spin two wide stereo-images across a 5-channel-wide sound image, with possible doppler-shift
[DISTORT] SPLINTER: Create splinters by repeating & shrinking selected waveset-group
[EXTEND] STUTTER: Randomly repeat segments cut from elements
[SYNTH] SYNFILT: Noise filtered by time-varying filterbank, with time-variable Q
[SYNTH] SYNSPLINE: Synthesise waveforms by smoothly joining randomly generated points
[EXTEND] TESSELATE: Create repeating patterns with shift in space and time
[HOUSEKEEP] TOSTEREO: Diverge from mono to stereo, in a stereo file
[ENVEL] TREMENV: Tremolo a sound, with width narrowed after peak
[SYNTH] TS OSCIL: Create sound from time-series text data
[SYNTH] TS TRACE: Create sound from time-series data treated as a pitch-trace
[SYNTH] TSCONVERT: Convert input data to specified range and format
[PSOW] TWEET: Replace FOFs in vocal sound by synthetic tweets or noise
[MODIFY] VERGES: Play source, with specified brief moments glissing up or down
[SFEDIT] WAVEFORM: Generate a wavetable from existing sound

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Alphabetical List of Time-Domain Functions

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

ABFPAN
Apply fixed or orbiting 1^st order B-Format pan to a mono soundfile

ABFPAN2
Apply fixed or orbiting 2^nd order B-Format pan to a mono soundfile

SUBMIX ADDTOMIX
Add soundfiles to an existing mixfile

ALIAS
Create a shortcut to a soundfile (PC only)

GRAIN ALIGN
Synchronise grain onsets in 2^nd grainy sound with those in the 1^st

[SYSUTILS] ASCIIGET
Display the contents of a text file as a list of characters with ASCII decimal code

GRAIN ASSESS
Estimate best gate value for gain extraction

SUBMIX ATSTEP
Convert a list of soundfiles to a mixfile

ENVEL ATTACK
Emphasize the attack of a sound

SUBMIX ATTENUATE
Alter the overall level of a mixfile

DISTORT AVERAGE
Average the waveshape over N 'wavecycles'

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ABFPAN: Apply fixed or orbiting 1^st order B-Format pan to a mono soundfile
ABFPAN2: Apply fixed or orbiting 2^nd order B-Format pan to a mono soundfile
SUBMIX ADDTOMIX: Add soundfiles to an existing mixfile
ALIAS: Create a shortcut to a soundfile (PC only)
GRAIN ALIGN: Synchronise grain onsets in 2^nd grainy sound with those in the 1^st
[SYSUTILS] ASCIIGET: Display the contents of a text file as a list of characters with ASCII decimal code
GRAIN ASSESS: Estimate best gate value for gain extraction
SUBMIX ATSTEP: Convert a list of soundfiles to a mixfile
ENVEL ATTACK: Emphasize the attack of a sound
SUBMIX ATTENUATE: Alter the overall level of a mixfile
DISTORT AVERAGE: Average the waveshape over N 'wavecycles'
B

EXTEND BAKTOBAK
Join backwards copy to forwards original, in that order

HOUSEKEEP BAKUP
Concatenate soundfiles into one backup file, with silences between

SUBMIX BALANCE
Mix between 2 soundfiles, using a balance function

FILTER BANK
Bank of filters, with time-variable Q

FILTER BANKFRQS
Generate a list of frequencies for use in a filter bank (add amplitudes to the text file for use with FILTER USERBANK)

HOUSEKEEP BATCHEXPAND
Expand an existing batchfile

[EXTEND] BOUNCE
'Bounce' a sound: accelerating repeats, decaying in level

MODIFY BRASSAGE
Granular reconstitution of a soundfile

ENVEL BRKTOENV
Convert (text) breakpoint envelope to binary envelope file

[MULTICHAN] BROWNIAN
Generate texture of sampled elements following brownian motion in pitch and space

HOUSEKEEP BUNDLE
List filenames in textfile for sorting, backup or creating a dummy mixfile

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EXTEND BAKTOBAK: Join backwards copy to forwards original, in that order
HOUSEKEEP BAKUP: Concatenate soundfiles into one backup file, with silences between
SUBMIX BALANCE: Mix between 2 soundfiles, using a balance function
FILTER BANK: Bank of filters, with time-variable Q
FILTER BANKFRQS: Generate a list of frequencies for use in a filter bank (add amplitudes to the text file for use with FILTER USERBANK)
HOUSEKEEP BATCHEXPAND: Expand an existing batchfile
[EXTEND] BOUNCE: 'Bounce' a sound: accelerating repeats, decaying in level
MODIFY BRASSAGE: Granular reconstitution of a soundfile
ENVEL BRKTOENV: Convert (text) breakpoint envelope to binary envelope file
[MULTICHAN] BROWNIAN: Generate texture of sampled elements following brownian motion in pitch and space
HOUSEKEEP BUNDLE: List filenames in textfile for sorting, backup or creating a dummy mixfile
C

CANTOR
Cut holes in a sound in the manner of a cantor set (holes within holes within holes)

[MULTICHAN] CASCADE
Successive segments are repeat-echoed, and the echosets are superimposed on the source

CERACU
Repeat the source sound in several cycles that synchronise after specified counts

SNDINFO CHANDIFF
Compare channels in a stereo soundfile

CHANNELX
Extract all or selected channels from a multi-channel soundfile

CHANPHASE
Invert phase of one channel of an input sound

HOUSEKEEP CHANS
Extract or convert channels of a soundfile

PSOW CHOP
Cut sound into sections between specified grain (chunks)

SYNTH CHORD
Generate a chord with a simple waveform

CHORDER
Reorder soundfile channels in a multi-channel soundfile

CHXFORMAT
Modify WAVE_EX header to change GUID and/or speaker positions

[SYNTH] CLICKNEW
Make clicktrack using times listed in textfile

SYNTH CLICKS
Create a click track from tempo, meter & barring data

[DISTORT] CLIP
Clip a signal

COLUMNS
Manipulate or generate columns of numbers

CONSTRICT
Shorten the length of any silences in a sound

MODIFY CONVOLVE
Convolve the first sound with the second

HOUSEKEEP COPY
Produce or delete copies of the infile

COPYSFX
Copy soundfiles / convert from one format to another

GRAIN COUNT
Count grains found in a sound (at given gate and minhole values)

ENVEL CREATE
Create an envelope

SUBMIX CROSSFADE
Quick crossfade between soundfiles (with same number of channels)

[MULTICHAN] CRUMBLE
Project segments spatially over progressively smaller groups of channels

[MULTICHAN] CRYSTAL
Generate sound-events based on the position of vertices of a crystal, then rotate the crystal in 3-D
ENVEL CURTAIL
Curtail a soundfile by fading to zero at some time within it

SFEDIT CUT
Cut and keep a segment of a sound

PSOW CUTATGRAIN
Cut at exact FOF-grain time

SFEDIT CUTEND
Cut and keep end portion of a sound

SFEDIT CUTMANY
Cut and keep several segments of a sound

DISTORT CYCLECNT
Count 'wavecycles' in soundfile

ENVEL CYCLIC
Create a sequence of repeated envelopes, in a binary envelope file

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CANTOR: Cut holes in a sound in the manner of a cantor set (holes within holes within holes)
[MULTICHAN] CASCADE: Successive segments are repeat-echoed, and the echosets are superimposed on the source
CERACU: Repeat the source sound in several cycles that synchronise after specified counts
SNDINFO CHANDIFF: Compare channels in a stereo soundfile
CHANNELX: Extract all or selected channels from a multi-channel soundfile
CHANPHASE: Invert phase of one channel of an input sound
HOUSEKEEP CHANS: Extract or convert channels of a soundfile
PSOW CHOP: Cut sound into sections between specified grain (chunks)
SYNTH CHORD: Generate a chord with a simple waveform
CHORDER: Reorder soundfile channels in a multi-channel soundfile
CHXFORMAT: Modify WAVE_EX header to change GUID and/or speaker positions
[SYNTH] CLICKNEW: Make clicktrack using times listed in textfile
SYNTH CLICKS: Create a click track from tempo, meter & barring data
[DISTORT] CLIP: Clip a signal
COLUMNS: Manipulate or generate columns of numbers
CONSTRICT: Shorten the length of any silences in a sound
MODIFY CONVOLVE: Convolve the first sound with the second
HOUSEKEEP COPY: Produce or delete copies of the infile
COPYSFX: Copy soundfiles / convert from one format to another
GRAIN COUNT: Count grains found in a sound (at given gate and minhole values)
ENVEL CREATE: Create an envelope
SUBMIX CROSSFADE: Quick crossfade between soundfiles (with same number of channels)
[MULTICHAN] CRUMBLE: Project segments spatially over progressively smaller groups of channels
[MULTICHAN] CRYSTAL: Generate sound-events based on the position of vertices of a crystal, then rotate the crystal in 3-D
ENVEL CURTAIL: Curtail a soundfile by fading to zero at some time within it
SFEDIT CUT: Cut and keep a segment of a sound
PSOW CUTATGRAIN: Cut at exact FOF-grain time
SFEDIT CUTEND: Cut and keep end portion of a sound
SFEDIT CUTMANY: Cut and keep several segments of a sound
DISTORT CYCLECNT: Count 'wavecycles' in soundfile
ENVEL CYCLIC: Create a sequence of repeated envelopes, in a binary envelope file
D

ENVEL DBTOENV
Convert a (text) breakpoint file with values in dB to an envelope file

ENVEL DBTOGAIN
Convert (text) breakpoint file with dB values to gain values (0-1)

TEXTURE DECORATED
Create a texture with decorations

HOUSEKEEP DEGLITCH
Attempt to deglitch a soundfile

DISTORT DELETE
Time-contract file by deleting 'wavecycles'

PSOW DELETE
Time shrink sound by deleting a proportion of the pitch-synchronised FOF-grains

SNDINFO DIFF
Compare two sound, analysis, pitch, transposition, envelope or formant files

DIRSF
Soundfile directory listing

HOUSEKEEP DISK
Display available space on disk

[DISTORT] DISTCUT
Cut sound into elements with falling envelope

[DISTORT] DISTMARK
Interpolate between waveset-groups at marked points

[DISTORT] DISTMORE BRIGHT
Reorder sound segments in order of average zero-crossing rate

[DISTORT] DISTMORE DOUBLE
Double (quadruple etc.) frequency of each waveset

[DISTORT] DISTMORE SEGSBKWD
Reverse certain (sets of) segments

[DISTORT] DISTMORE SEGZIG
Zigzag across tail segments or across whole soundfile

[DISTORT] DISTORTT
Repeat wavesets within given duration

[DISTORT] DISTREP
Timestretch soundfile by repeating wavesets

[DISTORT] DISTSHIFT
Time-shift or swap wavecycles

[DISTORT] DISTWARP
Warp wavecycles by a multiplier

DISTORT DIVIDE
Distortion by dividing 'wavecycle' frequency

DSHIFT
Add Doppler effect to a panned soundfile

EXTEND DOUBLETS
Divide a sound into segments that repeat, and splice them together

ENVEL DOVETAIL
Dovetail soundfile by enveloping the start and end of it

EXTEND DRUNK
Splice segments of source file end-to-end: start times (in source file) of segments chosen by 'drunken walk' through source file; in Mode 2, Source file plays soberly at holds

SUBMIX DUMMY
Convert a list of soundfiles into a basic mixfile (for editing)

PSOW DUPL
Timestretch/ transpose a sound by duplicating the pitch-synchronised FOF-grains

GRAIN DUPLICATE
Duplicate grains in a grainy sound

[EXTEND] DVDWIND
Shorten a sound by read, skip, read, skip procedure

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ENVEL DBTOENV: Convert a (text) breakpoint file with values in dB to an envelope file
ENVEL DBTOGAIN: Convert (text) breakpoint file with dB values to gain values (0-1)
TEXTURE DECORATED: Create a texture with decorations
HOUSEKEEP DEGLITCH: Attempt to deglitch a soundfile
DISTORT DELETE: Time-contract file by deleting 'wavecycles'
PSOW DELETE: Time shrink sound by deleting a proportion of the pitch-synchronised FOF-grains
SNDINFO DIFF: Compare two sound, analysis, pitch, transposition, envelope or formant files
DIRSF: Soundfile directory listing
HOUSEKEEP DISK: Display available space on disk
[DISTORT] DISTCUT: Cut sound into elements with falling envelope
[DISTORT] DISTMARK: Interpolate between waveset-groups at marked points
[DISTORT] DISTMORE BRIGHT: Reorder sound segments in order of average zero-crossing rate
[DISTORT] DISTMORE DOUBLE: Double (quadruple etc.) frequency of each waveset
[DISTORT] DISTMORE SEGSBKWD: Reverse certain (sets of) segments
[DISTORT] DISTMORE SEGZIG: Zigzag across tail segments or across whole soundfile
[DISTORT] DISTORTT: Repeat wavesets within given duration
[DISTORT] DISTREP: Timestretch soundfile by repeating wavesets
[DISTORT] DISTSHIFT: Time-shift or swap wavecycles
[DISTORT] DISTWARP: Warp wavecycles by a multiplier
DISTORT DIVIDE: Distortion by dividing 'wavecycle' frequency
DSHIFT: Add Doppler effect to a panned soundfile
EXTEND DOUBLETS: Divide a sound into segments that repeat, and splice them together
ENVEL DOVETAIL: Dovetail soundfile by enveloping the start and end of it
EXTEND DRUNK: Splice segments of source file end-to-end: start times (in source file) of segments chosen by 'drunken walk' through source file; in Mode 2, Source file plays soberly at holds
SUBMIX DUMMY: Convert a list of soundfiles into a basic mixfile (for editing)
PSOW DUPL: Timestretch/ transpose a sound by duplicating the pitch-synchronised FOF-grains
GRAIN DUPLICATE: Duplicate grains in a grainy sound
[EXTEND] DVDWIND: Shorten a sound by read, skip, read, skip procedure
E

SFECHO ECHO
Repeat a sound with timing and level adjustments between repeats

HOUSEKEEP ENDCLICKS
Remove clicks from start or end of file

[SFEDIT] ENVCUT
Cut sound into elements with falling envelope

DISTORT ENVEL
Impose envelope over each group of cyclecnt 'wavecycles'

[EXTEND] ENVSPEAK
Process speech 'syllables'

ENVEL ENVTOBRK
Convert a binary envelope file to a (text) breakpoint envelope

ENVEL ENVTODB
Convert a binary envelope file to a (text) breakpoint envelope with dB values

SFEDIT EXCISE
Discard specified chunk of sound, closing up the gap

SFEDIT EXCISES
Discard specified chunks of a sound, closing up the gaps

ENVNU EXPDECAY
Produce a true exponential decay to zero on a sound

ENVEL EXTRACT
Extract envelope from an input soundfile

HOUSEKEEP EXTRACT
Extract significant data from recorded soundfiles

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SFECHO ECHO: Repeat a sound with timing and level adjustments between repeats
HOUSEKEEP ENDCLICKS: Remove clicks from start or end of file
[SFEDIT] ENVCUT: Cut sound into elements with falling envelope
DISTORT ENVEL: Impose envelope over each group of cyclecnt 'wavecycles'
[EXTEND] ENVSPEAK: Process speech 'syllables'
ENVEL ENVTOBRK: Convert a binary envelope file to a (text) breakpoint envelope
ENVEL ENVTODB: Convert a binary envelope file to a (text) breakpoint envelope with dB values
SFEDIT EXCISE: Discard specified chunk of sound, closing up the gap
SFEDIT EXCISES: Discard specified chunks of a sound, closing up the gaps
ENVNU EXPDECAY: Produce a true exponential decay to zero on a sound
ENVEL EXTRACT: Extract envelope from an input soundfile
HOUSEKEEP EXTRACT: Extract significant data from recorded soundfiles
F

SUBMIX FADERS
Mix several soundfiles using a time-changing level-balance function

FASTCONV

Multi-channel FFT-based convolution

PSOW FEATURES
Impose new features on vocal-type sound, preserving or modifying F0F-grains

SUBMIX FILEFORMAT
Returns information about mixfile fileformats

DISTORT FILTER
Time-contract sound by filtering out 'wavecycles'

FILTRAGE
Generate randomised VARIBANK filterbank files

GRAIN FIND
Locate timings of grain onsets in a grainy sound

SNDINFO FINDHOLE
Find largest low level hole in a soundfile

MODIFY FINDPAN
Find stereo pan-position of a sound in a stereo file

FILTER FIXED
Cut or boost, above, below or around a given frequency

[ENVEL] FLATTEN
Equalise level of sound elements

FLUTTER
Add multi-channel distributed tremolo to a multi-channel file

FMDCODE
Decode 1^st or 2^nd order B-Format soundfile to a choice of speaker layouts

[PSOW] FOFEX EXTRACT
Extract FOFs to a file or to separate soundfiles

[PSOW] FOFEX CONSTRUCT
Superimpose FOFs to make output FOF

DISTORT FRACTAL
Superimpose miniature copies of source 'wavecycles'onto themselves

[DISTORT] FRACTAL WAVE
Fractally distort an input sound or wavecyle

FRACTURE
Disperese a mono signal into fragments spread over N-channel space

FRAME SHIFT
Reorient or rotate a multi-channel file

EXTEND FREEZE
Freeze a segment of a sound by iteration in a fluid manner

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SUBMIX FADERS: Mix several soundfiles using a time-changing level-balance function
FASTCONV: Multi-channel FFT-based convolution
PSOW FEATURES: Impose new features on vocal-type sound, preserving or modifying F0F-grains
SUBMIX FILEFORMAT: Returns information about mixfile fileformats
DISTORT FILTER: Time-contract sound by filtering out 'wavecycles'
FILTRAGE: Generate randomised VARIBANK filterbank files
GRAIN FIND: Locate timings of grain onsets in a grainy sound
SNDINFO FINDHOLE: Find largest low level hole in a soundfile
MODIFY FINDPAN: Find stereo pan-position of a sound in a stereo file
FILTER FIXED: Cut or boost, above, below or around a given frequency
[ENVEL] FLATTEN: Equalise level of sound elements
FLUTTER: Add multi-channel distributed tremolo to a multi-channel file
FMDCODE: Decode 1^st or 2^nd order B-Format soundfile to a choice of speaker layouts
[PSOW] FOFEX EXTRACT: Extract FOFs to a file or to separate soundfiles
[PSOW] FOFEX CONSTRUCT: Superimpose FOFs to make output FOF
DISTORT FRACTAL: Superimpose miniature copies of source 'wavecycles'onto themselves
[DISTORT] FRACTAL WAVE: Fractally distort an input sound or wavecyle
FRACTURE: Disperese a mono signal into fragments spread over N-channel space
FRAME SHIFT: Reorient or rotate a multi-channel file
EXTEND FREEZE: Freeze a segment of a sound by iteration in a fluid manner
G

ENVEL GAINTODB
Convert (text) breakpoint file with gain (0&150;1) values to dB values

HOUSEKEEP GATE
Cut file at zero amplitude points

[HOUSEKEEP] GATE
Remove low-level sound from signal

SUBMIX GETLEVEL
Test the maximum level of a mix, defined in a mixfile and suggest a gain factor to avoid overload, if necessary

PSOW GRAB
Grab a pitch-synchronised grain from a file, and use it to create a new sound

GRAIN GREV
Find and manipulate 'grains', using envelope troughs and zero-crossings

GREXTEND EXTEND
Find grains in a sound and extend the area that contains them

TEXTURE GROUPED
Create textures from groups of events

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ENVEL GAINTODB: Convert (text) breakpoint file with gain (0&150;1) values to dB values
HOUSEKEEP GATE: Cut file at zero amplitude points
[HOUSEKEEP] GATE: Remove low-level sound from signal
SUBMIX GETLEVEL: Test the maximum level of a mix, defined in a mixfile and suggest a gain factor to avoid overload, if necessary
PSOW GRAB: Grab a pitch-synchronised grain from a file, and use it to create a new sound
GRAIN GREV: Find and manipulate 'grains', using envelope troughs and zero-crossings
GREXTEND EXTEND: Find grains in a sound and extend the area that contains them
TEXTURE GROUPED: Create textures from groups of events
H

DISTORT HARMONIC
Harmonic distortion by superimposing 'harmonics' onto 'wavecycles'

[EXTEND] HOVER
Move through a file, zig-zag reading it at a given frequency

[EXTEND] HOVER2
Move through a file, zig-zag reading it at a given frequency, with inverted copies
DISTORT HARMONIC: Harmonic distortion by superimposing 'harmonics' onto 'wavecycles'
[EXTEND] HOVER: Move through a file, zig-zag reading it at a given frequency
[EXTEND] HOVER2: Move through a file, zig-zag reading it at a given frequency, with inverted copies
I

ENVEL IMPOSE
Impose an envelope on an input soundfile

PSOW IMPOSE
Impose vocal FOFs in 1^st sound onto the 2^nd sound

[SYNTH] IMPULSE
Create a stream of impulses

SUBMIX INBETWEEN
Generate a set of sounds inbetween the 2 input sounds (same number of channels) through weighted mixes of the input sounds, from mostly sound 1 to mostly sound 2

SUBMIX INBETWEEN2
Generate a set of sounds inbetween the 2 input sounds (same number of channels) through interpolation pegged to zero-crossings

SFEDIT INSERT
Insert a 2^nd sound into an existing sound

SFEDIT INSIL
Insert silence into an existing sound

DISTORT INTERACT
Time-domain interaction of sounds

PSOW INTERLEAVE
Interleave FOF-grains from two different soundfiles

SUBMIX INTERLEAVE
Interleave mono infiles to make a multi-channel outfile

INTERLX
Interleave mono or stereo files into a multi-channel file

PSOW INTERP
Interpolate between 2 pitch-synchronised grains, to produce a new sound

DISTORT INTERPOLATE
Timestretch file by repeating 'wavecycles' and interpolating between them

ISOLATE
Disjunct portions of soundfile are specified by textfile or dB loudness
EXTEND ITERATE
Iterate an input sound in a fluid manner

FILTER ITERATED
Iterate sound, with cumulative filtering by a filterbank

ITERLINE
Iterate an input sound, following a transposition line

ITERLINEF
Iterate an input sound set, following a transposition line

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ENVEL IMPOSE: Impose an envelope on an input soundfile
PSOW IMPOSE: Impose vocal FOFs in 1^st sound onto the 2^nd sound
[SYNTH] IMPULSE: Create a stream of impulses
SUBMIX INBETWEEN: Generate a set of sounds inbetween the 2 input sounds (same number of channels) through weighted mixes of the input sounds, from mostly sound 1 to mostly sound 2
SUBMIX INBETWEEN2: Generate a set of sounds inbetween the 2 input sounds (same number of channels) through interpolation pegged to zero-crossings
SFEDIT INSERT: Insert a 2^nd sound into an existing sound
SFEDIT INSIL: Insert silence into an existing sound
DISTORT INTERACT: Time-domain interaction of sounds
PSOW INTERLEAVE: Interleave FOF-grains from two different soundfiles
SUBMIX INTERLEAVE: Interleave mono infiles to make a multi-channel outfile
INTERLX: Interleave mono or stereo files into a multi-channel file
PSOW INTERP: Interpolate between 2 pitch-synchronised grains, to produce a new sound
DISTORT INTERPOLATE: Timestretch file by repeating 'wavecycles' and interpolating between them
ISOLATE: Disjunct portions of soundfile are specified by textfile or dB loudness
EXTEND ITERATE: Iterate an input sound in a fluid manner
FILTER ITERATED: Iterate sound, with cumulative filtering by a filterbank
ITERLINE: Iterate an input sound, following a transposition line
ITERLINEF: Iterate an input sound set, following a transposition line
J

SFEDIT JOIN
Join files together, one after another

SFEDIT JOINDYN
Join soundfiles in loudness-patterned sequence

SFEDIT JOINSEQ
Join soundfiles in patterned sequence
SFEDIT JOIN: Join files together, one after another
SFEDIT JOINDYN: Join soundfiles in loudness-patterned sequence
SFEDIT JOINSEQ: Join soundfiles in patterned sequence
K

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L

SNDINFO LEN
Display duration of a soundfiling-system file

SNDINFO LENS
List durations of several soundfiling-system files

LISTAUDEVS
List available audio devices

PSOW LOCATE
Locate exact start time of the nearest grain

FILTER LOHI
Fixed low-pass or high-pass filter

EXTEND LOOP
Loop inside a soundfile

SNDINFO LOUDCHAN
Find loudest channel in a stereo soundfile

MODIFY LOUDNESS
Adjust loudness of a soundfile

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SNDINFO LEN: Display duration of a soundfiling-system file
SNDINFO LENS: List durations of several soundfiling-system files
LISTAUDEVS: List available audio devices
PSOW LOCATE: Locate exact start time of the nearest grain
FILTER LOHI: Fixed low-pass or high-pass filter
EXTEND LOOP: Loop inside a soundfile
SNDINFO LOUDCHAN: Find loudest channel in a stereo soundfile
MODIFY LOUDNESS: Adjust loudness of a soundfile
M

[EXTEND] MADRID
Spatially syncopate repetitions of the source soundfile(s)

MANYSIL
Insert many silences into a soundfile

SNDINFO MAXI
List levels of several soundfiles

SNDINFO MAXSAMP
Find maximum sample in soundfile or binary data file

SNDINFO MAXSAMP2
Find maximum sample within a specified timerange in a soundfile

MCHANPAN
Pan sounds around a multi-channel space

MCHANREV
Create multi-channel Echoes or Reverb

MCHITER
Iterate the input sound in a fluid manner, scattering around a multi-channel space

MCHSHRED
Multi-channel shred: cut sound into random segments and re-assemble them in random order within the original duration

MCHSTEREO
Combine two sereo files in a multi-channel output

MCHZIG ZAG
Extend by reading back and forth in the soundfile, while panning to a new channel at each 'zog' or 'zag'

SUBMIX MERGE
Quick mix of 2 soundfiles (with same number of channels)

SUBMIX MERGEMANY
Quick mix of several soundfiles (with the same number of channels)

SUBMIX MIX
Mix sounds as instructed in a mixfile

SUBMIX MODEL
Replace soundfiles in an existing mixfile

TEXTURE MOTIFS
Create a texture with motifs

TEXTURE MOTIFSIN
Create a texture with motifs forced onto a harmonic field

[EXTEND] MOTOR
Create faster pulse-stream within slower pulsed envelope

MTON
Create a multi-channel equivalent of a mono soundfile

MULTIMIX
Create a multi-channel mixfile

[SYNTH] MULTIOSC
nested FM-style oscillations

[SYNTH] MULTISYNTH
Synthesize several sound-streams from a score

DISTORT MULTIPLY
Distortion by multiplying 'wavecycle' frequency

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[EXTEND] MADRID: Spatially syncopate repetitions of the source soundfile(s)
MANYSIL: Insert many silences into a soundfile
SNDINFO MAXI: List levels of several soundfiles
SNDINFO MAXSAMP: Find maximum sample in soundfile or binary data file
SNDINFO MAXSAMP2: Find maximum sample within a specified timerange in a soundfile
MCHANPAN: Pan sounds around a multi-channel space
MCHANREV: Create multi-channel Echoes or Reverb
MCHITER: Iterate the input sound in a fluid manner, scattering around a multi-channel space
MCHSHRED: Multi-channel shred: cut sound into random segments and re-assemble them in random order within the original duration
MCHSTEREO: Combine two sereo files in a multi-channel output
MCHZIG ZAG: Extend by reading back and forth in the soundfile, while panning to a new channel at each 'zog' or 'zag'
SUBMIX MERGE: Quick mix of 2 soundfiles (with same number of channels)
SUBMIX MERGEMANY: Quick mix of several soundfiles (with the same number of channels)
SUBMIX MIX: Mix sounds as instructed in a mixfile
SUBMIX MODEL: Replace soundfiles in an existing mixfile
TEXTURE MOTIFS: Create a texture with motifs
TEXTURE MOTIFSIN: Create a texture with motifs forced onto a harmonic field
[EXTEND] MOTOR: Create faster pulse-stream within slower pulsed envelope
MTON: Create a multi-channel equivalent of a mono soundfile
MULTIMIX: Create a multi-channel mixfile
[SYNTH] MULTIOSC: nested FM-style oscillations
[SYNTH] MULTISYNTH: Synthesize several sound-streams from a score
DISTORT MULTIPLY: Distortion by multiplying 'wavecycle' frequency
N

[SYNTH] NEWSCALES
Synthesise a series of short tones with defined frequency and timbre

NEWDELAY
Delay with pitch-defined output sound

NEWMIX
Mix from a multi-channel mixfile to give a multi-channel soundfile output

NEWTEX
Generate a texture of grains made from a source sound or sounds

NEWSYNTH
Synthesize complex spectra

NJOIN
Concatenate multiple soundfiles, with optional CUE list for CD burning

NMIX
Simple mix of two multi-channel soundfiles, with optional offset

SYNTH NOISE
Generate noise

SFEDIT NOISECUT
Suppress noise in a (mono) soundfile, replacing with silence

GRAIN NOISE_EXTEND
Find and timestretch noise component in a sound

Return to 'Groucho' Time-Domain Index (top of this page)
[SYNTH] NEWSCALES: Synthesise a series of short tones with defined frequency and timbre
NEWDELAY: Delay with pitch-defined output sound
NEWMIX: Mix from a multi-channel mixfile to give a multi-channel soundfile output
NEWTEX: Generate a texture of grains made from a source sound or sounds
NEWSYNTH: Synthesize complex spectra
NJOIN: Concatenate multiple soundfiles, with optional CUE list for CD burning
NMIX: Simple mix of two multi-channel soundfiles, with optional offset
SYNTH NOISE: Generate noise
SFEDIT NOISECUT: Suppress noise in a (mono) soundfile, replacing with silence
GRAIN NOISE_EXTEND: Find and timestretch noise component in a sound
O

DISTORT OMIT
Omit A out of every B 'wavecycles', replacing them by silence

GRAIN OMIT
Omit a proportion of grains from a grainy sound

SUBMIX ONGRID
Convert listed soundfiles to a basic mixfile on timed grid (for editing)

[SNDINFO] ONSET
Return the succession of sound-onsets in each channel of a multichannel file

TEXTURE ORNATE
Create a texture with ornaments

DISTORT OVERLOAD
Clip the signal with noise or a (possibly timevarying) waveform

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DISTORT OMIT: Omit A out of every B 'wavecycles', replacing them by silence
GRAIN OMIT: Omit a proportion of grains from a grainy sound
SUBMIX ONGRID: Convert listed soundfiles to a basic mixfile on timed grid (for editing)
[SNDINFO] ONSET: Return the succession of sound-onsets in each channel of a multichannel file
TEXTURE ORNATE: Create a texture with ornaments
DISTORT OVERLOAD: Clip the signal with noise or a (possibly timevarying) waveform
P

PACKET
Isolate or generate a sound packet

[HOUSEKEEP] PAIREX
Extract any pair of channels from a multichannel sound

SUBMIX PAN
Pan a mixfile

PAPLAY
Playback of multi-channel soundfiles

PANORAMA
Distribute N source files in a panorama across a specified angle of a sound-surround loudspeaker array

PARTITION
Partition a mono soundfile into disjunct files in blocks defined by groups of wavesets

ENVNU PEAKCHOP
Isolate peaks and rearrange by changing the tempo (Mode 1) OR:
Output a peak-isolating envelope (Mode 2)

PEAKFIND
Find the times of the loudness peaks in a sound

PHASE
Invert phase or enhance stereo separation of a sound

FILTER PHASING
Phase shift a sound, or produce a 'phasing' effect

PHASOR
Introduce phasing into (mono) signal

DISTORT PITCH
Pitchwarp 'wavecycles' of sound

ENVEL PLUCK
Pluck start of sound (mono files only)

TEXTURE POSTDECOR
Create a texture with decorations following events

TEXTURE POSTORNATE
Create a texture with ornaments following events

TEXTURE PREDECOR
Create a texture with decorations preceding events

PREFIX SILENCE
Add silence to the beginning of a soundfile

TEXTURE PREORNATE
Create a texture with ornaments preceding events

SNDINFO PRNTSND
Print sound sample data to a textfile

SNDINFO PROPS
Display properties of a soundfiling-system file

PTOBRK
Convert binary pitch trace file (.frq) to breakpoint textfile format for PSOW

DISTORT PULSED
Impose regular pulsations on a sound

[EXTEND] PULSER
Iterate a sound to create a stream of enveloped & pitched sound-packets

[EXTEND] PULSER MULTI
Iterate a number of sounds, randomly permutated, to create a stream of enveloped and pitched sound-packets

[SYNTH] PULSER SYNTH
Iterate synthesized wave-packets defined by partials data

PVPLAY
Play back (audition) an analysis or soundfile
PACKET: Isolate or generate a sound packet
[HOUSEKEEP] PAIREX: Extract any pair of channels from a multichannel sound
SUBMIX PAN: Pan a mixfile
PAPLAY: Playback of multi-channel soundfiles
PANORAMA: Distribute N source files in a panorama across a specified angle of a sound-surround loudspeaker array
PARTITION: Partition a mono soundfile into disjunct files in blocks defined by groups of wavesets
ENVNU PEAKCHOP: Isolate peaks and rearrange by changing the tempo (Mode 1) OR:
Output a peak-isolating envelope (Mode 2)
PEAKFIND: Find the times of the loudness peaks in a sound
PHASE: Invert phase or enhance stereo separation of a sound
FILTER PHASING: Phase shift a sound, or produce a 'phasing' effect
PHASOR: Introduce phasing into (mono) signal
DISTORT PITCH: Pitchwarp 'wavecycles' of sound
ENVEL PLUCK: Pluck start of sound (mono files only)
TEXTURE POSTDECOR: Create a texture with decorations following events
TEXTURE POSTORNATE: Create a texture with ornaments following events
TEXTURE PREDECOR: Create a texture with decorations preceding events
PREFIX SILENCE: Add silence to the beginning of a soundfile
TEXTURE PREORNATE: Create a texture with ornaments preceding events
SNDINFO PRNTSND: Print sound sample data to a textfile
SNDINFO PROPS: Display properties of a soundfiling-system file
PTOBRK: Convert binary pitch trace file (.frq) to breakpoint textfile format for PSOW
DISTORT PULSED: Impose regular pulsations on a sound
[EXTEND] PULSER: Iterate a sound to create a stream of enveloped & pitched sound-packets
[EXTEND] PULSER MULTI: Iterate a number of sounds, randomly permutated, to create a stream of enveloped and pitched sound-packets
[SYNTH] PULSER SYNTH: Iterate synthesized wave-packets defined by partials data
PVPLAY: Play back (audition) an analysis or soundfile
Q

[DISTORT] QUIRK
Distort signal by raising sample values to a power

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[DISTORT] QUIRK: Distort signal by raising sample values to a power
R

SNDINFO RANDCHUNKS
Cut chunks from a soundfile, randomly

SNDINFO RANDCUTS
Cut a soundfile into pieces, with cuts at random times

MODIFY RADICAL
Radical changes to the sound

RECSF
Record, creating a soundfile (PC only)

DISTORT REFORM
Modify shape of 'wavecycles'

PSOW REINFORCE
Reinforce the harmonics in a FOF-grain soundfile

[SFEDIT] REJOIN
Remix segment-files originating in ISOLATE process

GRAIN REMOTIF
Change pitch and rhythm of grains in a grainy sound

HOUSEKEEP REMOVE
Remove existing copies of a soundfile

GRAIN REORDER
Reorder grains in a grainy sound

[HOUSEKEEP] REPAIR
Join a list of mono sounds into stereo or multi-channel outputs

DISTORT REPEAT
Timestretch file by repeating 'wavecycles'

[EXTEND] REPEATER
Play source, with specified elements repeating

GRAIN REPITCH
Repitch grains in a grainy sound

DISTORT REPLACE
Strongest 'wavecycle' in each cyclecnt replaces others

ENVEL REPLACE
Replace the existing envelope of an input soundfile with a different envelope

PSOW REPLACE
Combine FOFs of 1^st sound with the pitch of the 2^nd sound

SFEDIT REPLACE
Insert a 2^nd sound into an existing sound, replacing part of the original

DISTORT REPLIM
Timestretch by repeating 'wavecycles' (below a specified frequency)

ENVEL REPLOT
Warp the envelope in a (text) breakpoint envelope file

GRAIN REPOSITION
Reposition grain onsets in a grainy sound

GRAIN RERHYTHM
Change rhythm of grains in a grainy sound

ENVEL RESHAPE
Warp the envelope in a binary envelope file

HOUSEKEEP RESPEC
Alter the specification of a soundfile

RETIME
Rearrange and retime events within a soundfile

MODIFY REVECHO
Create reverb, echo or resonance around a sound

REVERB

Multi-channel reverberation

DISTORT REVERSE
Cycle-reversal distortion, 'wavecycles' reversed in groups

GRAIN REVERSE
Reverse order of grains in a grainy sound, without reversing the grains themselves

GRAIN R_EXTEND
Extend sounds that are iterative

RMSINFO
Scan file and report RMS and average power level statistics

ROOMRESP

Create early reflections data file for REVERB, ROOMVERB and TAPDELAY

ROOMVERB

Multi-channel reverberation with room simulation

[EXTEND] ROTOR
Generate note-sets that grow and shrink in pitch-range and speed

Return to 'Groucho' Time-Domain Index (top of this page)
SNDINFO RANDCHUNKS: Cut chunks from a soundfile, randomly
SNDINFO RANDCUTS: Cut a soundfile into pieces, with cuts at random times
MODIFY RADICAL: Radical changes to the sound
RECSF: Record, creating a soundfile (PC only)
DISTORT REFORM: Modify shape of 'wavecycles'
PSOW REINFORCE: Reinforce the harmonics in a FOF-grain soundfile
[SFEDIT] REJOIN: Remix segment-files originating in ISOLATE process
GRAIN REMOTIF: Change pitch and rhythm of grains in a grainy sound
HOUSEKEEP REMOVE: Remove existing copies of a soundfile
GRAIN REORDER: Reorder grains in a grainy sound
[HOUSEKEEP] REPAIR: Join a list of mono sounds into stereo or multi-channel outputs
DISTORT REPEAT: Timestretch file by repeating 'wavecycles'
[EXTEND] REPEATER: Play source, with specified elements repeating
GRAIN REPITCH: Repitch grains in a grainy sound
DISTORT REPLACE: Strongest 'wavecycle' in each cyclecnt replaces others
ENVEL REPLACE: Replace the existing envelope of an input soundfile with a different envelope
PSOW REPLACE: Combine FOFs of 1^st sound with the pitch of the 2^nd sound
SFEDIT REPLACE: Insert a 2^nd sound into an existing sound, replacing part of the original
DISTORT REPLIM: Timestretch by repeating 'wavecycles' (below a specified frequency)
ENVEL REPLOT: Warp the envelope in a (text) breakpoint envelope file
GRAIN REPOSITION: Reposition grain onsets in a grainy sound
GRAIN RERHYTHM: Change rhythm of grains in a grainy sound
ENVEL RESHAPE: Warp the envelope in a binary envelope file
HOUSEKEEP RESPEC: Alter the specification of a soundfile
RETIME: Rearrange and retime events within a soundfile
MODIFY REVECHO: Create reverb, echo or resonance around a sound
REVERB: Multi-channel reverberation
DISTORT REVERSE: Cycle-reversal distortion, 'wavecycles' reversed in groups
GRAIN REVERSE: Reverse order of grains in a grainy sound, without reversing the grains themselves
GRAIN R_EXTEND: Extend sounds that are iterative
RMSINFO: Scan file and report RMS and average power level statistics
ROOMRESP: Create early reflections data file for REVERB, ROOMVERB and TAPDELAY
ROOMVERB: Multi-channel reverberation with room simulation
[EXTEND] ROTOR: Generate note-sets that grow and shrink in pitch-range and speed
S

MODIFY SAUSAGE
Granular reconstitution of several soundfiles scrambed together

ENVEL SCALED
Impose envelope, scaling envelope times to soundfile duration

MODIFY SCALEDPAN
Distribute sound in stereo space, scaling pan data to soundfile duration

[DISTORT] SCRAMBLE
Scramble waveset order randomly or by size and level

EXTEND SCRAMBLE
Cut random chunks from soundfile and splice end to end; Or, Cut file into random chunks and rearrange; repeat differently, etc.

EXTEND SEQUENCE
Produce a sequence from one sound, with timed transpositions

EXTEND SEQUENCE2
Produce a sequence from several sounds, with timed transpositions

SFPROPS
Display soundfile details, with WAVE_EX speaker positions

SHIFTER
Generate simultaneous repetition cycles, shifting focus from one to another

SHRINK
Repeat a sound, shortening it on each repetition

MODIFY SHUDDER
Shudder a soundfile

DISTORT SHUFFLE
Distortion by shuffling 'wavecycles'

SUBMIX SHUFFLE
Shuffle the data in a mixfile

SYNTH SILENCE
Make a silent soundfile

SILEND
Add silence to end of file

TEXTURE SIMPLE
Create textures from single events

SNDINFO SMPTIME
Convert sample count to time in soundfile

HOUSEKEEP SORT
Sort files listed in a textfile

[EXTEND] SORTER
Chop sound into elements, then reorganise by loudness or duration

MODIFY SPACE
Create or later the distribution of sound in stereo space

PSOW SPACE
Distribute the alternate FOFs in the sound over a stereo space

MODIFY SPACEFORM
Create a sinusoidal spatial distribution data file

SUBMIX SPACEWARP
Alter spatial distribution of a mixfile

SYNTH SPECTRA
Generate both channels of a stereo spectral band

MODIFY SPEED
Change the speed and pitch of the source sound

SFEDIT SPHINX
Switch between several files, with different switch times, to make new sound

[ENVEL] SPIKE
Envelope the sound to spike at the peak

[MULTICHAN] SPIN STEREO
Spin a wide stereo image across stereo / multichannel space, with possible doppler-shift

[MULTICHAN] SPIN QUAD
Spin two wide stereo-images across a 5-channel-wide sound image, with possible doppler-shift

[DISTORT] SPLINTER
Create splinters by repeating & shrinking selected waveset-group

PSOW SPLIT
Split vocal FOFs into subharmonic and upwardly transposed pitch regions

MODIFY STACK
Create a mix that stacks transposed versions of the source on top of one another

STRANS MULTI
Change the speed or pitch of a multi-channel sound, or add vibrato

PSOW STRETCH
Timestretch/transpose a sound by repositioning the pitch-synchronised grains. The grains themselves are not time-stretched

PSOW STRTRANS
Timestretch/transpose a sound by repositioning the pitch-synchronised grains, with overlap

[EXTEND] STUTTER
Randomly repeat segments cut from elements

SUBTRACT
Subtract one file from another

SNDINFO SUMLEN
Sum durations of several soundfiling-system files

PSOW SUSTAIN
Sustain a pitch-synchronised FOF-grain within a sound – a freeze effect with optional vibrato

PSOW SUSTAIN2
Sustain a time-specified (start-end) FOF within a sound – a freeze effect with optional vibrato

FILTER SWEEPING
Filter whose focus-frequency sweeps over a range of frequencies

ENVEL SWELL
Cause sound to fade in and out from a peak moment

SFEDIT SYLLABLES
Separate out vocal syllables

SUBMIX SYNC
Synchronise soundfiles in a mixfile, or generate such a mixfile from a list of soundfiles

SUBMIX SYNCATTACK
Synchronise attacks of soundfiles in a mixfile, or generate such a mixfile from a list of soundfiles

[SYNTH] SYNFILT
Noise filtered by time-varying filterbank, with time-variable Q

[SYNTH] SYNSPLINE
Synthesise waveforms by smoothly joining randomly generated points

PSOW SYNTH
Impose vocal FOFs on a stream of synthesised sound

Return to 'Groucho' Time-Domain Index (top of this page)
MODIFY SAUSAGE: Granular reconstitution of several soundfiles scrambed together
ENVEL SCALED: Impose envelope, scaling envelope times to soundfile duration
MODIFY SCALEDPAN: Distribute sound in stereo space, scaling pan data to soundfile duration
[DISTORT] SCRAMBLE: Scramble waveset order randomly or by size and level
EXTEND SCRAMBLE: Cut random chunks from soundfile and splice end to end; Or, Cut file into random chunks and rearrange; repeat differently, etc.
EXTEND SEQUENCE: Produce a sequence from one sound, with timed transpositions
EXTEND SEQUENCE2: Produce a sequence from several sounds, with timed transpositions
SFPROPS: Display soundfile details, with WAVE_EX speaker positions
SHIFTER: Generate simultaneous repetition cycles, shifting focus from one to another
SHRINK: Repeat a sound, shortening it on each repetition
MODIFY SHUDDER: Shudder a soundfile
DISTORT SHUFFLE: Distortion by shuffling 'wavecycles'
SUBMIX SHUFFLE: Shuffle the data in a mixfile
SYNTH SILENCE: Make a silent soundfile
SILEND: Add silence to end of file
TEXTURE SIMPLE: Create textures from single events
SNDINFO SMPTIME: Convert sample count to time in soundfile
HOUSEKEEP SORT: Sort files listed in a textfile
[EXTEND] SORTER: Chop sound into elements, then reorganise by loudness or duration
MODIFY SPACE: Create or later the distribution of sound in stereo space
PSOW SPACE: Distribute the alternate FOFs in the sound over a stereo space
MODIFY SPACEFORM: Create a sinusoidal spatial distribution data file
SUBMIX SPACEWARP: Alter spatial distribution of a mixfile
SYNTH SPECTRA: Generate both channels of a stereo spectral band
MODIFY SPEED: Change the speed and pitch of the source sound
SFEDIT SPHINX: Switch between several files, with different switch times, to make new sound
[ENVEL] SPIKE: Envelope the sound to spike at the peak
[MULTICHAN] SPIN STEREO: Spin a wide stereo image across stereo / multichannel space, with possible doppler-shift
[MULTICHAN] SPIN QUAD: Spin two wide stereo-images across a 5-channel-wide sound image, with possible doppler-shift
[DISTORT] SPLINTER: Create splinters by repeating & shrinking selected waveset-group
PSOW SPLIT: Split vocal FOFs into subharmonic and upwardly transposed pitch regions
MODIFY STACK: Create a mix that stacks transposed versions of the source on top of one another
STRANS MULTI: Change the speed or pitch of a multi-channel sound, or add vibrato
PSOW STRETCH: Timestretch/transpose a sound by repositioning the pitch-synchronised grains. The grains themselves are not time-stretched
PSOW STRTRANS: Timestretch/transpose a sound by repositioning the pitch-synchronised grains, with overlap
[EXTEND] STUTTER: Randomly repeat segments cut from elements
SUBTRACT: Subtract one file from another
SNDINFO SUMLEN: Sum durations of several soundfiling-system files
PSOW SUSTAIN: Sustain a pitch-synchronised FOF-grain within a sound – a freeze effect with optional vibrato
PSOW SUSTAIN2: Sustain a time-specified (start-end) FOF within a sound – a freeze effect with optional vibrato
FILTER SWEEPING: Filter whose focus-frequency sweeps over a range of frequencies
ENVEL SWELL: Cause sound to fade in and out from a peak moment
SFEDIT SYLLABLES: Separate out vocal syllables
SUBMIX SYNC: Synchronise soundfiles in a mixfile, or generate such a mixfile from a list of soundfiles
SUBMIX SYNCATTACK: Synchronise attacks of soundfiles in a mixfile, or generate such a mixfile from a list of soundfiles
[SYNTH] SYNFILT: Noise filtered by time-varying filterbank, with time-variable Q
[SYNTH] SYNSPLINE: Synthesise waveforms by smoothly joining randomly generated points
PSOW SYNTH: Impose vocal FOFs on a stream of synthesised sound
T

TAPDELAY

Stereo multi-tapped delay line with feedback

DISTORT TELESCOPE
Time-contract sound by telescoping cyclecnt 'wavecycles' to 1

[EXTEND] TESSELATE
Create repeating patterns with shift in space and time

SUBMIX TEST
Test the syntax of a mixfile

TEXMCHAN
Create textures over a multi-channel frame

TEXTURE TIMED
Create a texture with timed single events

SNDINFO TIMEDIFF
Find difference in duration of two sound files

ENVEL TIMEGRID
Partition a soundfile into a sequence of 'windows' separated by silence

SNDINFO TIMESMP
Convert time to sample count in soundfile

GRAIN TIMEWARP
Stretch (or shrink) the duration of a grainy sound, without stretching the grains themselves

SUBMIX TIMEWARP
Timewarp the data in a mixfile

TEXTURE TGROUPED
Create a texture with timed event groups

TEXTURE TMOTIFS
Create a texture with timed motifs

TEXTURE TMOTIFSIN
Create a texture with timed motifs forced onto a harmonic field

[HOUSEKEEP] TOSTEREO
Diverge from mono to stereo, in a stereo file

[ENVEL] TREMENV
Tremolo a sound, with width narrowed after peak

[ENVEL] TREMOLO
Apply width-controlled tremolo to a soundfile

ENVEL TREMOLO
Tremolo a sound

[SYNTH] TS OSCIL
Create sound from time-series text data

[SYNTH] TS TRACE
Create sound from time-series data treated as a pitch-trace

[SYNTH] TSCONVERT
Convert input data to specified range and format

[PSOW] TWEET
Replace FOFs in vocal sound by synthetic tweets or noise

SFEDIT TWIXT
Switch between several files, to make a new sound

Return to 'Groucho' Time-Domain Index (top of this page)
TAPDELAY: Stereo multi-tapped delay line with feedback
DISTORT TELESCOPE: Time-contract sound by telescoping cyclecnt 'wavecycles' to 1
[EXTEND] TESSELATE: Create repeating patterns with shift in space and time
SUBMIX TEST: Test the syntax of a mixfile
TEXMCHAN: Create textures over a multi-channel frame
TEXTURE TIMED: Create a texture with timed single events
SNDINFO TIMEDIFF: Find difference in duration of two sound files
ENVEL TIMEGRID: Partition a soundfile into a sequence of 'windows' separated by silence
SNDINFO TIMESMP: Convert time to sample count in soundfile
GRAIN TIMEWARP: Stretch (or shrink) the duration of a grainy sound, without stretching the grains themselves
SUBMIX TIMEWARP: Timewarp the data in a mixfile
TEXTURE TGROUPED: Create a texture with timed event groups
TEXTURE TMOTIFS: Create a texture with timed motifs
TEXTURE TMOTIFSIN: Create a texture with timed motifs forced onto a harmonic field
[HOUSEKEEP] TOSTEREO: Diverge from mono to stereo, in a stereo file
[ENVEL] TREMENV: Tremolo a sound, with width narrowed after peak
[ENVEL] TREMOLO: Apply width-controlled tremolo to a soundfile
ENVEL TREMOLO: Tremolo a sound
[SYNTH] TS OSCIL: Create sound from time-series text data
[SYNTH] TS TRACE: Create sound from time-series data treated as a pitch-trace
[SYNTH] TSCONVERT: Convert input data to specified range and format
[PSOW] TWEET: Replace FOFs in vocal sound by synthetic tweets or noise
SFEDIT TWIXT: Switch between several files, to make a new sound
U

SNDINFO UNITS
Convert between different units

FILTER USERBANK
User-defined filterbank, with time-variable Q
SNDINFO UNITS: Convert between different units
FILTER USERBANK: User-defined filterbank, with time-variable Q
V

FILTER VARIABLE
Lo-pass, high-pass, band-pass or notch filter, with variable frequency

FILTER VARIBANK
User-define time-varying filterbank, with time-variable Q

[MODIFY] VERGES
Play source, with specified brief moments glissing up or down

FILTER VFILTERS
Make (text) datafiles for fixed-pitch FILTER VARIBANK filters

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FILTER VARIABLE: Lo-pass, high-pass, band-pass or notch filter, with variable frequency
FILTER VARIBANK: User-define time-varying filterbank, with time-variable Q
[MODIFY] VERGES: Play source, with specified brief moments glissing up or down
FILTER VFILTERS: Make (text) datafiles for fixed-pitch FILTER VARIBANK filters
W

[SFEDIT] WAVEFORM
Generate a wavetable from existing sound

ENVEL WARP
Warp the envelope of a soundfile

SYNTH WAVE
Generate simple waveforms

WRAPPAGE
Granular reconstitution of one or more soundfiles over multi-channel space
[SFEDIT] WAVEFORM: Generate a wavetable from existing sound
ENVEL WARP: Warp the envelope of a soundfile
SYNTH WAVE: Generate simple waveforms
WRAPPAGE: Granular reconstitution of one or more soundfiles over multi-channel space
X
Y
Z

SNDINFO ZCROSS
Display fraction of zero-crossings in a soundfile

SFEDIT ZCUT
Cut and keep a segment of a MONO soundfile, cutting at zero crossings (no splices)

SFEDIT ZCUTS
Cut and keep segments of a MONO soundfile, cutting at zero crossings (no splices)

EXTEND ZIGZAG
Read back and forth inside a soundfile
SNDINFO ZCROSS: Display fraction of zero-crossings in a soundfile
SFEDIT ZCUT: Cut and keep a segment of a MONO soundfile, cutting at zero crossings (no splices)
SFEDIT ZCUTS: Cut and keep segments of a MONO soundfile, cutting at zero crossings (no splices)
EXTEND ZIGZAG: Read back and forth inside a soundfile

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CDP DOCSTIME DOMAIN

CDP Time-Domain Processing Function Groups

New Time-Domain Functions in CDP Release 8

Alphabetical List of Time-Domain Functions

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

CDP DOCS
TIME DOMAIN