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/*jshint node:true*/
'use strict';
var path = require('path');
/*
*! Miscellaneous methods
*/
module.exports = function(proto) {
/**
* Use preset
*
* @method FfmpegCommand#preset
* @category Miscellaneous
* @aliases usingPreset
*
* @param {String|Function} preset preset name or preset function
*/
proto.usingPreset =
proto.preset = function(preset) {
if (typeof preset === 'function') {
preset(this);
} else {
try {
var modulePath = path.join(this.options.presets, preset);
var module = require(modulePath);
if (typeof module.load === 'function') {
module.load(this);
} else {
throw new Error('preset ' + modulePath + ' has no load() function');
}
} catch (err) {
throw new Error('preset ' + modulePath + ' could not be loaded: ' + err.message);
}
}
return this;
};
};
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