// ==UserScript==
// @name         AutoEQ to EasyQ converter
// @namespace    https://github.com/x94fujo6rpg/SomeTampermonkeyScripts
// @version      0.03
// @description  convert & download XML for EasyQ
// @author       x94fujo6
// @match        https://github.com/jaakkopasanen/AutoEq/*
// ==/UserScript==
/**
* AutoEq
* https://github.com/jaakkopasanen/AutoEq
* https://github.com/jaakkopasanen/AutoEq/tree/master/r###lts
*
* EasyQ
* https://www.kvraudio.com/product/easyq_by_rs_met
*
* Require (for foobar2000)
* https://wiki.hydrogenaud.io/index.php?title=Foobar2000:Components/VST_2.4_adapter_(foo_vst)
*
* disable other EQ DSP or it may crash foobar
*
* Components > VST plug-ins > load EasyQ dll file
* DSP > EasyQ > load xml file
*
*
* [Quick switch different EQ]
* after load EQ, close EasyQ
* type under [DSP chain presets] for preset name and click [save]
*
* View > Layout > Enable layout editing mode
* [right click] on toolbar > add [DSP switcher]
* to disable editing mode
* View > Layout > Enable layout editing mode
*/
(function () {
let msgid = "autoEQ converter";
window.onload = main();
function debug_msg(...any) {
console.log(`[${msgid}]: `, ...any);
}
function debug_data(...any) {
console.log(...any);
}
function main() {
let data = genXML();
if (!data) {
return debug_msg("extract failed");
} else {
let pos = data[2].children[0],
style = { display: "block", margin: "0.2rem", },
b1 = newButton("", `Download  ${data[0]} (+GlobalGain).xml`, style, () => download(`${data[0]} (+ GlobalGain).xml`, data[1])),
b2 = newButton("", `Download  ${data[0]}.xml`, style, () => download(`${data[0]}.xml`, data[1].replace(/ GlobalGain="[\d.]+"/g, ""))),
b3 = newButton("", `Download  ${data[0]} (-GlobalGain).xml`, style, () => download(`${data[0]} (- GlobalGain).xml`, data[1].replace(/ GlobalGain="/g, ` GlobalGain="-`)));
pos.insertAdjacentElement("afterend", b3);
pos.insertAdjacentElement("afterend", b2);
pos.insertAdjacentElement("afterend", b1);
}
function download(filename, data) {
var blob = new Blob([data], { type: 'text/plain', endings: 'native' });
if (window.navigator.msSaveOrOpenBlob) {
window.navigator.msSaveBlob(blob, filename);
} else {
var elem = window.document.createElement('a');
elem.href = window.URL.createObjectURL(blob);
elem.download = filename;
document.body.appendChild(elem);
elem.click();
document.body.removeChild(elem);
}
}
}
function newButton(id = "", textContent = "", style = {}, onclick = "") {
let b = Object.assign(document.createElement("button"), { id, textContent, onclick, });
Object.assign(b.style, style);
return b;
}
function genXML() {
let xml_head = `<?xml version="1.0" encoding="UTF-8"?>`,
xml = document.implementation.createDocument(null, "Equalizer"),
xml_file = [],
filename = "",
article = document.querySelector(`div[data-target="readme-toc.content"]>article`),
preamp = article.innerText.match(/preamp of (.*)dB/);
if (!extractData()) return false;
if (preamp) {
preamp = preamp[1].match(/[\d\.]+/gm).reverse()[0];
} else {
preamp = 0;
}
xml.documentElement.setAttribute("PatchFormat", 2);
xml.documentElement.setAttribute("GlobalGain", preamp);
console.log(xml_file);
xml_file.forEach(line => {
let new_band = document.createElementNS(null, "Band"),
m = mode(line[1]),
f = parseInt(line[2].replace(" Hz", "")),
g = parseFloat(line[4].replace(" dB", "")),
q = parseFloat(line[3]),
b = calcOct(q);
console.log({ mode: m, frequency: f, gain: g, q, bandwidth: b });
new_band.setAttributeNS(null, "Mode", m);
new_band.setAttributeNS(null, "Frequency", f);
new_band.setAttributeNS(null, "Gain", g);
new_band.setAttributeNS(null, "Bandwidth", b);
xml.documentElement.appendChild(new_band);
});
xml_file = xml_head + (new XMLSerializer()).serializeToString(xml);
console.log(xml_file);
return [filename, xml_file, article];
function calcOct(input = 0) {
let l = 100000000,
Q1 = ((2 * input * input) + 1) / (2 * input * input),
Q2 = Math.pow(2 * Q1, 2) / 4,
Q3 = Math.sqrt(Q2 - 1),
Q4 = Q1 + Q3;
return Math.round(l * Math.log(Q4) / Math.log(2)) / l;
}
function mode(input = "") {
let table = {
"Peaking": "Peak/Dip",
"LowShelf": "Low Shelving",
"HighShelf": "High Shelving",
};
return table[input];
}
function extractData() {
let data = article.querySelector(`table`),
o = article.querySelector(`a[href="https://github.com/jaakkopasanen/AutoEq#usage"]`);
console.log(data);
if (!data || !o) {
return false;
} else {
filename = article.children[0].textContent;
o = data.querySelectorAll("tbody>tr");
o.forEach(tr => {
let newline = [];
[...tr.children].forEach(td => newline.push(td.textContent));
xml_file.push(newline);
});
return true;
}
}
}
})();