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Add sox_ng completion

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Shohei YOSHIDA 2025-12-13 16:12:46 +09:00
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#compdef sox_ng soxi_ng play_ng rec_ng
# ------------------------------------------------------------------------------
# Copyright (c) 2025 Github zsh-users - https://github.com/zsh-users
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
# ------------------------------------------------------------------------------
# Description
# -----------
#
# Completion script for sox_ng v14.7.0 (https://codeberg.org/sox_ng/sox_ng)
#
# ------------------------------------------------------------------------------
# Authors
# -------
#
# * Shohei Yoshida (https://github.com/syohex) <syohex@gmail.com>
#
# ------------------------------------------------------------------------------
_sox_ng_common() {
typeset -A opt_args
local context state line
local curcontext="$curcontext"
local ret=1
local service="$1"
local -a sox_ng_global_options=(
'(--buffer --input-buffer)'{--buffer,--input-buffer}'[set the size in bytes of the buffers used for processing audio(default: 8192)]:size'
'(--clobber --no-clobber)--clobber[do not prompt before overwriting an existing file]'
'--combine[select the input file combining method]:type:(concatenate merge mix mix-power multiply sequence)'
'(-D --no-dither)'{-D,--no-dither}'[disable automatic dither]'
'--effects-file[read a file to obtain all effects and their arguments]:file:_files'
'(-G --guard)'{-G,--guard}'[automatically invoke the gain effect to guard against clipping]'
'(- *)'{-h,--help}'[show version number and usage information]'
'--help-effect[show usage information for the specified effect]:effect:_sox_ng_effects'
'--help-format[show information about the specified file format]'
'(--i --info)'{--i,--info}'[behave as soxi_ng]'
'(-m -M)'{-m,-M}'[equivalent to --combine mix and --combine merge respectively]'
'--magic[enable libmagic library to help to detect audio file types]'
'(--multi-threaded --single-threaded)--multi-threaded[process in parallel]'
'(--multi-threaded --single-threaded)--single-threaded[process at a time]'
'(--clobber --no-clobber)--no-clobber[prompt before overwriting an existing file]'
'--norm=-[automatically invoke the gain effect to guard against clipping and to normalize the audio]:level'
'--play-rate-arg[select a quality option to be used when the rate effect is invoked]:rate'
'--plot[set plot mode]:mode:(gnuplot octave off)'
'(-q --no-show-progress)'{-q,--no-show-progress}'[run in quiet mode]'
'-R[run in "repeatable" mode]'
'--replay-gain[select whether or not to apply replay gain adjustment to input files]:gain:(track album off)'
'(-S --show-progress)'{-S,--show-progress}'[display input file format/header information]'
'-T(equivalent to --combine multiply)'
'--temp[specified that any temporary files should be created in the given directory]:dir:_files -/'
'(- *)--version[show version number and exit]'
'-V[set verbosity]:level:(0 1 2 3 4 5 6)'
)
local -a sox_ng_format_options=(
"--ignore-length[override the audio length given in an audio file's header]"
'(-v --volume)'{-v,--volume}'[adjust the volume of the file by a factor of factor]:factor'
'(-b --bits)'{-b,--bits}'[set the number of bits in each encoded sample]:bits'
'(-c --channels)'{-c,--channels}'[set the number of audio channels in the audio file]'
'(-e --encoding)'{-e,--encoding}'[set the audio encoding type]:type:_sox_ng_audio_encoding_type'
'--no-glob[specify that filename "globbing should not be performed by Sox on the following filename"]'
'(-r --rate)'{-r,--rate}'[give the sample rate in Hz of the file]:rate'
'(-t --type)'{-t,--type}'[give the type of an audio file]:type:_sox_ng_supported_formats'
'(-L -B -X --endian)-L[the byte order of the audio file is little endian]'
'(-L -B -X --endian)-B[the byte order of the audio file is big endian]'
'(-L -B -X --endian)-x[the byte order of the audio file should be reversed]'
'(-L -B -X --endian)--endian[the byte order of the audio file]:type:(little big swap)'
'(-N --reverse-nibbles)'{-N,--reverse-nibbles}'[nibble ordering of the samples should be reversed]'
'(-X --reverse-bits)'{-X,--reverse-bits}'[bit ordering of the samples should be reversed]'
'--add-comment[append a comment to the output file header]:comment'
'--comment[specify the comment text to store in the output file header]:comment'
'--comment-file[specify a file containing the comment text to store in the output file header]:file:_files'
'(-C --compression)'{-C,--compression}'[set the compression factor for output file formats]:factor'
)
local -a sox_ng_effects=(
allpass band bandpass bandreject bass treble bend biquad centercut
channels chorus compand contrast dcshift deemph delay dither dolbyb
dop downsample earwax gain echo echos equalizer fade fir firfit
flanger highpass hilbert ladspa loudness lowpass mcompand
noiseprof noisered norm oops overdrive pad phaser pitch rate remix
repeat reverb reverse riaa saturation sdm silence sinc softvol
spectrogram speed speexdsp splice stat stats stretch swap synth
tempo treble tremolo trim upsample vad vol
)
_arguments -s \
$sox_ng_global_options[@] \
$sox_ng_format_options[@] \
'*:: :_sox_ng_file_or_effect' \
&& ret=0
return ret
}
_sox_ng_file_or_effect() {
_alternative \
'file: :_files' \
'effect: :_sox_ng_effect'
}
_sox_ng_effect() {
local ret=1
local last_index=0
local index=1
for word in $words[@]; do
if [[ $words[$index] != -* ]]; then
last_index=$index
fi
(( index++ ))
done
if [[ $last_index == 0 ]]; then
_sox_ng_effects && ret=0
return ret
fi
local effect=$words[$last_index]
if (( ! ${sox_ng_effects[(I)$effect]} )); then
_sox_ng_effects && ret=0
return ret
fi
local -a sox_ng_dither_filters=(
lipshitz f-weighted modified-e-weighted improved-e-weighted gesemann
shibata low-shibata high-shibata
shibata-A0 shibata-A1 shibata-A2 shibata-A3 shibata-A4 shibata-A5 shibata-A6
shibata-B0 shibata-B1 shibata-B2 shibata-B3 shibata-B4 shibata-B5 shibata-B6
shibata-A-saturated
)
local -a sox_ng_sdm_filters=(
clans-4 clans-5 clans-6 clans-7 clans-8
sdm-4 sdm-5 sdm-6 sdm-7 sdm-8
)
local -a options=()
case "$effect" in
(allpass|highpass|lowpass)
options=(
'-1:use 1-pole filter'
'-2:use 2-pole filter'
)
;;
(band)
options=(
'-n:introduce a power gain of about 11dB in the filter'
)
;;
(bandpass|bandreject)
options=(
'-c:select a constant skirt gain instead of the default'
)
;;
(bend)
options=(
'-f:frame rate]:frame_rate'
'-o:over sampling]:sampling'
)
;;
(centercut)
options=(
'-a:gain out for all channels:gain'
'-b:move the bass out of the center into the sides'
'-w:change the window size:window_size'
)
;;
(chorus|flanger|phaser)
options=(
'-n:no interpolation'
'-l:do linear interpolation between samples'
'-q:ask for quadratic interpolation which is about 40% slower but makes it less noisy'
'-s:sinusoidal modulation'
'-t:triangular modulation'
)
;;
(dither)
options=(
'-S:select a slightly "sloped" TPDF'
'-s:enable noise-shaping with the shibata filter'
'-f:select filter:filter:(($sox_ng_dither_filters))'
'-a:enable a mode where dithering are automatically enabled only when needed'
'-p:override the target precision in bits(from 1 to 24):bit'
)
;;
(dolbyb)
options=(
'(-e -d)-e:do Dolby B encoding'
'(-e -d)-d:do Dolby B decoding'
'-u:set the upsample ratio to use in the sliding filter:upsample'
'-h:upsample is used throughout the effect from when the audio enters to when it leaves'
'-t:adjust the gain when the audio is fed to the Dolby gain control circuits:threshold'
'-a:set how accurate it needs to be before it is considered OK:accuracy'
'-f:filter type to use:type:(1 2 3 4)'
)
;;
(gain)
options=(
'-e:the levels of the audio channels of a multichannel'
'-B:balance option'
'-b:balance option but has clipping protection'
'-r:used in conjunction with a prior invocation of gain with the -h option'
'-n:normalize the audio to 0dB FSD'
'-l:invoke a simple limiter'
'-h:apply gain to provide headroom for subsequent processing'
)
;;
(hilbert)
options=(
'-n:the number of filter taps:taps'
)
;;
(ladspa)
options=(
'-l:latency compensation'
'-r:allow cloning a mono plugins to handle multichannel input'
)
;;
(rate)
options=(
'-q:quality level is quick'
'-l:quality level is low'
'-m:quality level is medium'
'-g:quality level is generic'
'-h:quality level is high'
'-e:quality level is extreme'
'-v:quality level is very high'
'-u:quality level is ultra'
)
;;
(remix)
options=(
'-a:retain the automatic scaling'
'-m:multiple files are mix-combined'
'-p:any automatic 1/n scaling is replaced by 1/sqrt(n) scaling'
)
;;
(reverb)
options=(
'-w:select only the "wet" signal'
)
;;
(sdm)
options=(
'-f:select the noise-shaping filter:filter:(($sox_ng_sdm_filters))'
'-t:number of paths to consider:num'
'-l:output latency(max 2048)'
)
;;
(silence)
options=(
"-l:below-periods' duration of 'silent' audio should be left at the beginning of each period of silence"
)
;;
(sinc)
options=(
'-a:override attenuation:att'
"-b:kaiser window's 'beta' parameter:beta"
'-p:any phase response:phase'
'-M:minimum phase response'
'-I:intermediate phase response'
'-L:linear phase response'
'-t:override the default transition bandwidth:tbw'
'-n:number of filter taps:taps'
)
;;
(spectrogram)
options=(
'-x:change the width of the spectrogram:num'
'-X:X axis pixels per second:num'
'-y:set the size of the Y axis per channel in pixels:num'
'-Y:set the total height of the spectrogram:num'
'-z:Z axis range in DB:num'
'-Z:set the upper limit of the Z axis in dBFS:num'
'-n:normalize the upper limit of the Z axis'
'-q:set the Z axis quantization:num'
'-w:select a window function:func:(Hann Hamming Bartlett Rectangular Kaiser Dolph)'
'-W:window adjustment parameter:num'
'-s:allow slack overlapping of DFT windows'
'-m:create a monochrome spectrogram'
'-h:select a high-color palette'
'-p:permute the colors in a color or hybrid palette:num:(1 2 3 4 5 6)'
'-l:create a "printer-friendly" spectrogram with a light background'
'-a:suppress the display of the axis lines'
'-r:raw spectrogram'
'-A:select an alternative, fixed color set'
'-t:set the image title:title'
'-c:set the image comment:comment'
'-o:the name of the spectrogram output PNG file:file:_files'
'-L:plot the frequency on a logarithmic axis'
'-R:specify the frequency range:range'
'-d:set the X axis resolution such that audio with the given duration:duration'
'-S:start the spectrogram at the given point in the audio stream'
)
;;
(speexdsp)
options=(
'-agc:enable automatic gain control and set target volume level:level'
'-denoise:enable nose reduction and set the maximum attenuation:max_db'
'-dereverb:enable reverb reduction'
'-fps:specify the number of frames per second:frames'
'-spf:specify the number of samples per frame:samples'
)
;;
(splice)
options=(
'-h:audio=correlated, fade level=constant gain, transitions=smooth'
'-t:audio=correlated, fade level=constant gain, transitions=abrupt'
'-q:audio=uncorrelated, fade level=constant power, transitions=smooth'
)
;;
(stat)
options=(
'-s:scale the input data by a given factor:scale'
'-rms:convert all averaged values to "root mean square" format'
"-freq:output the input's power spectrum"
'-v:display only the "Volume Adjustment"value'
'-d:display a hex dump of the 32-bit signed PCM data audio in internal buffer'
'-a:output the average power spectrum instead of the power spectrum'
'-h:use the "histogram algorithm" to calculated the integrated EBU R-128 loudness'
'-j:output in JSON format'
)
;;
(stats)
options=(
'-b:three measurements are scale to a signed integer with the given number:bits'
'-x:behave the same way as -b except that the signed integers values are displayed in hexadecimal'
'-s:scale the three measurements by a given floating point number:scale'
'-w:short window size:time'
)
;;
(synth)
options=(
'-j:select just intonation:key'
'-n:disable to incorporate the functionaly of gain'
)
;;
(tempo)
options=(
'-q:use tree search instead of linear search'
'(-m -s -l)-m:optimize default values for music processing'
'(-m -s -l)-s:optimize default values for speech processing'
'(-m -s -l)-l:optimize default values for linear processing'
)
;;
(vad)
options=(
'-t:level to use to trigger activity detection:level'
'-T:time constant to use to help ignore short bursts of sound:num'
'-s:the amount of audio to search for quieter/shorter bursts of audio:num'
'-g:allowed gap between quieter/shorter bursts of audio:num'
'-p:the amount of audio to preserve before the trigger point:num'
'-b:time for the initial noise estimate:num'
'-N:time used by the adaptive noise estimate when the noise level is increasing:num'
'-n:time used by the adaptive noise estimate when the noise level is decreasing:num'
'-r:amount of noise reduction to use in the detection algorithm:num'
"-f:frequency of the algorithm's processing measurements:num"
'-M:time constant used to smooth spectral measurements:num'
'-h:"Brick-wall" frequence of the high-pass filter:num'
'-l:"Brick-wall" frequence of the low-pass filter:num'
'-H:"Brick-wall" frequence of the high-pass lifter:num'
'-L:"Brick-wall" frequence of the low-pass lifter:num'
)
;;
esac
_describe -t 'effect' 'effect options' options "$@" && ret=0
return ret
}
_sox_ng_soxi_ng() {
_arguments -s \
'-V[set verbosity]' \
'-T[change behavior of -s, -d, and -D. display the total across all given files]' \
'-t[show detected file type]' \
'-r[show sample-rate]' \
'-c[show number of channels]' \
'-s[show number of samples]' \
'-d[show duration in hours, minutes and seconds]' \
'-D[show duration in seconds]' \
'-b[show number of bits per sample]' \
'-B[show the bitrate averaged over the whole file]' \
'-p[show estimated sample precision in bits]' \
'-e[show the name of the audio encoding]' \
'-a[show file comments if available]' \
'*: :_files'
}
_sox_ng_audio_encoding_type() {
local -a types=(
'signed-integer:PCM data stored as signed integers'
'unsigned-integer:PCM data stored as unsigned integers'
'float:PCM data stored as IEEE 753 32-bit or 64-bit floating point numbers'
'floating-point:PCM data stored as IEEE 753 32-bit or 64-bit floating point numbers'
'a-law:internal telephony standard for logarithmic encoding to 8 bits per sample'
'u-law:the North American telephony standard for logarithmic encoding to 8 bits per sample'
'mu-law:the North American telephony standard for logarithmic encoding to 8 bits per sample'
'oki-adpcm:OKI 4-bit ADPCM has a precision equivalent to roughly 12-bit PCM'
'ima-adpcm:IMA 4-bit ADPCM has a precision equivalent to roughly 13-bit PCM'
'ms-adpcm:Microsoft 4-bit ADPCM has a precision equivalent to roughly 14-bit PCM'
'gsm-full-rate:GCM full rate audio format'
)
_describe -t types 'type' types "$@"
}
_sox_ng_supported_formats() {
local -a formats=(
'raw:Raw audio files'
'3gp:Third Generation Partnership Project format'
'3g2:Third Generation Partnership Project 2 format'.
'8svx:Amiga 8SVX musical instrument description format'
'aac:Advanced Audio Coding format'
'ac3:Audio Codec 3 (Dolby Digital) format'
'adts:Audio Data Transport Stream format'
'aiff:AIFF files as used on old Apple Macs, Apple IIc/IIgs and SGI'
'aiffc:AIFF-C is based on AIFF but also handles compressed audio'
'alsa:The Advanced Linux Sound Architecture'
'amb:Ambisonic B-Format'
'amr-nb:Adaptive Multi Rate Narrow and Wide Band'
"ao:Xiph.org's Audio Output device driver only works for playing audio"
"ape:Monkey's Audio format"
'apm:Ubisoft Rayman 2 APM format'
'aptx:Audio Processing Technology for Bluetooth format'
'argo_asf:Argonaut Games ASF format'
'asf:Advanced / Active Streaming Format'
'ast:AST Audio Stream format'
'au:Sun Microsystems AU files'
'avi:Audio Video Interleaved format'
'avr:Audio Visual Research format'
"caf:Apple's Core Audio File format"
'cdda:Red Book Compact Disc Digital Audio (raw audio)'
'coreaudio:The MacOS X CoreAudio'
'cvsd:Continuously Variable Slope Delta modulation'
'cvu:Unfiltered Continuously Variable Slope Delta modulation'
'dat:Text Data files contain a textual representation of sample data'
'dfpwm:DFPWM1a format'
'dts:Digital Theatre Systems format'
'dff:Direct Stream Digital Interchange File Format'
'dsf:DSD Stream File is a format defined by Sony for storing 1-bit DSD data'
'dvms:The Digital Voice Messaging System format'
'eac3:Enhanced AC-3 Audio'
'ffmpeg:pseudo-type that uses the external program ffmpeg'
'flv:Macromedia Flash Video format'
'fssd:Flexible Sound Studio Data format'
'gsrt:Grandstream ring-tone files'
'gsm:GSM 06.10 Lossy Speech Compression'
'gxf:General eXchange Format'
'hcom:Macintosh HCOM files'
'htk:Single channel 16-bit PCM format used by HTK'
'ima:A headerless file of IMA ADPCM audio data'
'ism:ISM streaming video format'
'kvag:Simon & Schuster Interactive VAG format'
'lpc:LPC-10'
'm4a:MPEG-4 Audio format'
'm4b:MPEG-4 Video format'
'mat4:Matlab 4.2 format'
'mat5:Matlab 5.0 format'
'm3u:A playlist format'
'maud:An IFF-conforming audio file type'
'mkv:Matroska video format'
'mlp:Meridian Lossless Packing format'
'mov:MPEG-1 Systems / MPEG program stream format'
'mp1:MP1 compressed audio'
'mp2:MP2 compressed audio'
'mp3:MP3 compressed audio'
'mp4:MPEG-4 video format'
'mpeg:MPEG-1 Systems / MPEG program stream format'
'mpegts:MPEG-TS (MPEG-2 Transport Stream) format'
'mxf:Material eXchange Format Operational Pattern OP1A "OP-Atom" format'
'nsp:NSP format'
'nut:NUT is a low overhead generic container format'
'ogg:Various Xiph.org audio formats in an Ogg container'
"vorbis:Xiph.org's Ogg Vorbis compressed audio"
"opus:Xiph.org's Opus compressed audio"
'oss:The Open Sound System'
'paf:Ensoniq PARIS file format'
'pls:A playlist format containing a list of audio files'
'prc:Psion Record format'
'pulseaudio:PulseAudio is a cross-platform networked sound server'
'pvf:Portable Voice Format'
'ra:RealAudio format'
'raw:Headerless audio data'
'rm:RealMedia format'
'rso:Lego Mindstorms RSO format'
'sbc:Bluetooth SIG low-complexity subband audio format'
'sd2:Sound Designer 2 format'
'sds:MIDI Sample Dump Standard'
'sf:IRCAM Sound Description Interchange Format'
"sln:Asterisk PBX 'signed linear' 8khz, 16-bit signed integer, little-endian raw format"
'smjpeg:Loki SDL MJPEG'
'smp:SMP format'
'snd:Several file formats use the .snd extension'
'sndfile:pseudo-type that forces libsndfile to be used'
'sndio:OpenBSD audio device driver'
'sndr:Sounder files are an MS-DOS/Windows format'
'sndt:SoundTool files are another MS-DOS/Windows format'
"sox:SoX's native uncompressed PCM format"
'spdif:IEC 61937 S/PDIF format'
'sph:SPHERE (SPeech HEader REsources)'
'spx:Ogg Speex format'
'sunau:The Sun /dev/audio device driver'
'tta:True Audio format'
'vag:Sony PS2 VAG format'
'txw:TXW is a file format from the Yamaha TX-16W sampling keyboard '
'voc:Sound Blaster VOC files'
'vox:Headerless files of Dialogic/OKI ADPCM audio data'
"w64:Sonic Foundry's 64-bit RIFF/WAV format"
'wav:Microsoft .WAV RIFF files'
'waveaudio:The MS-Windows native audio device driver'
'wavpcm:A non-standard but widely used variant of .wav'
'wma:Windows Media Audio format'
'wsaud:Westwood Studios audio format'
'wsd:Wideband Single-bit Data'
'wtv:Windows Television format'
'wv:WavPack lossless audio compression'
'wve:Psion 8-bit A-law'
'xa:Maxis XA files'
'xi:Fasttracker 2 Extended Instrument format'
)
_describe -t formats 'format' formats "$@"
}
_sox_ng_effects() {
local -a effects=(
'allpass:Apply a two-pole all-pass filter'
'band:Apply a band-pass filter'
'bandpass:Apply a two-pole Butterworth band-pass filter'
'bandreject:Apply a two-pole Butterworth band-reject filter'
'bass:Boost or cut the bass frequencies of the audio'
'bend:Changes the pitch by specified amounts at specified times without changing the duration'
'biquad:Apply a biquad Infinite Impulse Response filter'
'centercut:Remove the center from a stereo file leaving the far left and right parts of the stereo'
'channel:Invoke a simple algorithm to change the number of channels in the audio signal'
'chorus:Add a chorus effect to the audio'
'compand:Compand (compress or expand) the dynamic range of the audio'
'contrast:modify an audio signal to make it sound louder'
'dcshift:Apply a DC shift to the audio'
'deemph:Pre-emphasis was applied in the mastering of some CDs issued in the early 1980s'
'delay:Delay zero or more audio channels'
'dither:Apply dithering to the audio'
'dolbyb:Apply Dolby B decoding/encoding to its input signal'
'dop:DSD over PCM'
'downsample:Downsample the signal by an integer factor'
'earwax:move the sound stage from inside your head to outside and in front of you'
'echo:Add echoes to the audio'
'echos:Add a sequence of echoes to the audio'
'equalizer:Apply a two-pole peaking equalization filter'
'fade:Apply a fade effect to the beginning, end, or both of the audio'
"fir:Use SoX's FFT convolution engine with given Finite Impulse Response filter coefficients"
"firfit:Use SoX's FFT convolution engine to make a filter"
'flanger:Apply a flanging effect to the audio'
'gain:Apply amplification or attenuation to the audio signal'
'highpass:Apply a high-pass filter with 3dB point frequency'
'hilbert:Apply an odd-tap Hilbert transform filter'
"ladspa:Apply a LADSPA(Linux Audio Developer's Simple Plugin API) plugin"
'loudness:Loudness control is similar to the gain effect'
'lowpass:Apply a low-pass filter'
'mcompand:Apply the multi-band compander'
'noiseprof:Calculate a profile of the audio for use in noise reduction'
'noisered:Reduce noise in the audio signal by profiling and filtering'
'norm:Normalize the audio'
'oops:Out Of Phase Stereo effect'
'overdrive:Non-linear distortion'
'pad:Pad the audio with silence at the beginning, at the end or at any specified points'
'phaser:Add a phasing effect to the audio'
'pitch:Change the audio pitch but not the tempo'
'rate:Change the audio sampling rate'
'remix:Select and mix input audio channels into output audio channels'
'repeat:Repeat the entire audio count times, or once if count is not given'
'reverb:Add reverberation to the audio using the "freeverb" algorithm'
'reverse:Reverse the audio completely'
'riaa:Apply RIAA vinyl playback equalization'
'saturation:Add saturation, which can produce effects ranging from subtle warmth to crunchy fuzz'
'sdm:Apply a 1-bit sigma-delta modulator producing DSD output'
'silence:Removes silence from the beginning, middle or end of the audio'
'sinc:Apply a kaiser-windowed low-pass, high-pass, band-pass or band-reject filter'
'softvol:Apply a simple multiplier to the audio ensuring'
'spectrogram:Create a spectrogram of the audio'
'speed:Adjust the audio speed (pitch and tempo together)'
'speexdsp:Use the Speex DSP library to improve perceived sound quality'
'splice:Splice audio sections together'
'stat:Display time and frequency domain statistical information about the audio'
'stats:Display time domain statistical information about the audio channels'
'stretch:Change the audio duration but not its pitch'
'swap:Swap stereo channels'
'synth:Generate fixed or swept frequency audio tones with various wave shapes and wide-band noise'
'tempo:Change the audio playback speed but not its pitch'
'treble:Apply a treble tone control effect'
'tremolo:Apply a tremolo'
'trim:Cuts out portions of the audio'
'upsample:Upsample the signal by an integer factor'
'vad:Trim silence and quiet background sounds from the ends of recordings of speech'
'vol:Apply amplification or attenuation to the audio signal'
)
_describe -t effects 'effect' effects "$@"
}
case $service in
(soxi_ng)
_sox_ng_soxi_ng
;;
(*)
_sox_ng_common
;;
esac
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