gl-spectrogram
Render spectrogram in webgl or 2d.
Usage
var createSpectrogram = ; //lightweight 2d-canvas version//var createSpectrogram = require('gl-spectrogram/2d'); var spectrogram = ; //push frequencies data, view is shifted for 1 slicespectrogram; //for even timeflow push data in setTimeout, stream data event, scriptProcessorCallback etc.; //set data colormap or backgroundspectrogram;spectrogram; //update colors, grid viewspectrogram; //called when freqs being pushedspectrogram;spectrogram; //latest frequencies data in dbspectrogrammagnitudes;spectrogrampeak;