title: spectrogram
media types:
Audio
description: Process audio using a SoX effect.
version: 1
creator: Dan Dennedy
copyright: Meltytech, LLC
license: LGPL
URL: http://sox.sourceforge.net/
title: Options
type: string
readonly: no
required: no
format: [options]
-x num X-axis size in pixels; default derived or 800
-X num X-axis pixels/second; default derived or 100
-y num Y-axis size in pixels (per channel); slow if not 1 + 2^n
-Y num Y-height total (i.e. not per channel); default 550
-z num Z-axis range in dB; default 120
-Z num Z-axis maximum in dBFS; default 0
-q num Z-axis quantisation (0 - 249); default 249
-w name Window: Hann(default)/Hamming/Bartlett/Rectangular/Kaiser/Dolph
-W num Window adjust parameter (-10 - 10); applies only to Kaiser/Dolph
-s Slack overlap of windows
-a Suppress axis lines
-r Raw spectrogram; no axes or legends
-l Light background
-m Monochrome
-h High colour
-p num Permute colours (1 - 6); default 1
-A Alternative, inferior, fixed colour-set (for compatibility only)
-t text Title text
-c text Comment text
-o text Output file name; default `spectrogram.png’
-d time Audio duration to fit to X-axis; e.g. 1:00, 48
-S position Start the spectrogram at the given input position
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