sox-audio/lib/sox.js

A NodeJS interface to SoX audio utilities

'use strict';

var util = require('util');
var EventEmitter = require('events').EventEmitter;

var utils = require('./utils');

/* Create a sox command */
var SoxCommand = function(input, options) {

	// Make using the 'new' keyword optional
	if (!(this instanceof SoxCommand)) {
		return new SoxCommand(input, options);
	}

	EventEmitter.call(this);

	if (typeof input === 'object' && !('readable' in input)) {
		// Options object passed directly
		options = input;
	} else {
		// Input passed first
		options = options || {};
		options.source = input;
	}

	// Add input if present
	this._inputs = [];
	if (options.source) {
		this.input(options.source);
	}

	this._outputs = [];

	this._effects = [];

	this._global = utils.args();

	this.options = options;

};

util.inherits(SoxCommand, EventEmitter);
module.exports = SoxCommand;

/* Add methods from options submodules */
require('./options/input')(SoxCommand.prototype);
require('./options/output')(SoxCommand.prototype);
require('./options/effect')(SoxCommand.prototype);

/* Add processor methods */
require('./processor')(SoxCommand.prototype);

/* Add util method */
SoxCommand.TimeFormat = new utils.TimeFormat;