Audio Equalizer

Эквалайзер с UI, перетаскиванием и изменением тона для Kick.com

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Audio Equalizer
// @namespace    http://tampermonkey.net/
// @version      1.4.26
// @description  Эквалайзер с UI, перетаскиванием и изменением тона для Kick.com
// @author       Tapeavion-gullampis810
// @match        ://*/*
// @license         MIT
// @icon         https://greasyfork.s3.us-east-2.amazonaws.com/xp4m73v6kixyvkv6tawfe54eiu9x
// @run-at       document-end
// ==/UserScript==

// matches  ://*/* / /
//  https://www.youtube.com/*
// etc

(function () {
    'use strict';

    if (window.eqHasRun) return;
    window.eqHasRun = true;

    const STORAGE_KEY = 'customAudioEqSettings';

    // Функции сохранения/загрузки
    function saveSettings() {
        const settings = {
            bass: document.getElementById('bass').value,
            mid: document.getElementById('mid').value,
            treble: document.getElementById('treble').value,
            volume: document.getElementById('volume').value,
            pitch: document.getElementById('pitch').value
        };
        localStorage.setItem(STORAGE_KEY, JSON.stringify(settings));
    }

    function loadSettings() {
        const saved = localStorage.getItem(STORAGE_KEY);
        if (!saved) return false;

        try {
            const settings = JSON.parse(saved);

            document.getElementById('bass').value = settings.bass || 0;
            document.getElementById('mid').value = settings.mid || 0;
            document.getElementById('treble').value = settings.treble || 0;
            document.getElementById('volume').value = settings.volume || 100;
            document.getElementById('pitch').value = settings.pitch || 100;

            // Обновляем отображаемые значения
            document.getElementById('bass-val').textContent = settings.bass + ' dB';
            document.getElementById('mid-val').textContent = settings.mid + ' dB';
            document.getElementById('treble-val').textContent = settings.treble + ' dB';
            document.getElementById('volume-val').textContent = settings.volume + '%';
            document.getElementById('pitch-val').textContent = (settings.pitch / 100).toFixed(2) + '×';

            return true;
        } catch (e) {
            console.error('Ошибка загрузки настроек EQ');
            return false;
        }
    }

    // CSS
    const style = document.createElement('style');
    style.textContent = `
        #eq-toggle-btn {
            position: fixed;
            top: 12px;
            right: 290px;
            width: 40px;
            height: 40px;
            background: #00ff00;
            color: #000;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 18px;
            cursor: pointer;
            z-index: 10000;
            box-shadow: 0 4px 15px rgba(0,0,0,0.6);
            user-select: none;
        }
        #eq-panel {
            position: fixed;
            top: 80px;
            right: 80px;
            width: 320px;
            background: rgb(13 28 21);
            color: #fff;
            border-radius: 12px;
            padding: 12px;
            z-index: 9999;
            box-shadow: 0 8px 30px rgba(0,0,0,0.8);
            display: none;
            font-family: Arial, sans-serif;
            user-select: none;
            border: 2px solid #479847;
        }
        #eq-header {
            background: #479847;
            padding: 8px;
            border-radius: 8px;
            text-align: center;
            cursor: move;
            margin-bottom: 12px;
            position: relative;
            color: #14141e;
            font-family: revert;
            font-weight: 700;
        }
        #eq-close-btn {
            position: absolute;
            right: 8px;
            top: 4px;
            cursor: pointer;
            font-size: 20px;
        }
        #eq-header:hover {
            background: #8bbf8b;
            padding: 12px;
            border-radius: 15px;
            text-align: center;
            cursor: move;
            margin-bottom: 12px;
            color: #14141e;
            font-weight: 700;
}

        #eq-toggle-btn:hover {
            background: #b9a2cb;
            color: #14141e;
            font-weight: 700;
}
        .slider-container {
            margin: 12px 0;
        }
        .slider-container label {
            display: block;
            margin-bottom: 4px;
            font-size: 14px;
        }
        .slider-container input[type="range"] {
            width: 100%;
            appearance: none;
            background: #47984769;
            border-radius: 8px;
        }
        .value {
            float: right;
            font-size: 14px;
        }
    `;
    document.head.appendChild(style);

   // Кнопка и панель (без изменений)
    const toggleBtn = document.createElement('div');
    toggleBtn.id = 'eq-toggle-btn';
    toggleBtn.textContent = 'EQ';
    document.body.appendChild(toggleBtn);

    const panel = document.createElement('div');
    panel.id = 'eq-panel';
    panel.innerHTML = `
        <div id="eq-header">
             Audio Equalizer
            <span id="eq-close-btn"> X </span>
        </div>
        <div class="slider-container">
            <label>Bass</label>
            <input type="range" id="bass" min="-20" max="20" value="0" step="0.5">
            <span class="value" id="bass-val">0 dB</span>
        </div>
        <div class="slider-container">
            <label>Mid</label>
            <input type="range" id="mid" min="-20" max="20" value="0" step="0.5">
            <span class="value" id="mid-val">0 dB</span>
        </div>
        <div class="slider-container">
            <label>Treble</label>
            <input type="range" id="treble" min="-20" max="20" value="0" step="0.5">
            <span class="value" id="treble-val">0 dB</span>
        </div>
        <div class="slider-container">
            <label>Volume</label>
            <input type="range" id="volume" min="0" max="200" value="100" step="5">
            <span class="value" id="volume-val">100%</span>
        </div>
        <div class="slider-container">
            <label>Tone / Speed</label>
            <input type="range" id="pitch" min="50" max="200" value="100" step="1">
            <span class="value" id="pitch-val">1.00×</span>
        </div>
    `;
    document.body.appendChild(panel);

    // Загружаем сохранённые настройки сразу после создания панели
    loadSettings();

    const closeBtn = panel.querySelector('#eq-close-btn');
    const header = panel.querySelector('#eq-header');

    // Drag (без изменений)
    let isDragging = false;
    let offsetX, offsetY;

    header.addEventListener('mousedown', (e) => {
        if (e.target === closeBtn) return;
        isDragging = true;
        offsetX = e.clientX - panel.getBoundingClientRect().left;
        offsetY = e.clientY - panel.getBoundingClientRect().top;
    });

    document.addEventListener('mousemove', (e) => {
        if (!isDragging) return;
        panel.style.left = (e.clientX - offsetX) + 'px';
        panel.style.top = (e.clientY - offsetY) + 'px';
        panel.style.right = 'auto';
        panel.style.bottom = 'auto';
    });

    document.addEventListener('mouseup', () => {
        isDragging = false;
    });

    closeBtn.onclick = () => {
        panel.style.display = 'none';
    };

    // Аудио-часть
    let audioContext = null;
    let source = null;
    let lowFilter, midFilter, highFilter, gainNode;
    let video = null;

    async function initAudio() {
        if (audioContext) return;

        video = document.querySelector('video');
        if (!video) {
            alert('Видео не найдено. Подождите загрузки стрима и нажмите EQ ещё раз.');
            return;
        }

        audioContext = new (window.AudioContext || window.webkitAudioContext)();
        await audioContext.resume();

        source = audioContext.createMediaElementSource(video);
        video.volume = 0;

        lowFilter = audioContext.createBiquadFilter();
        lowFilter.type = 'lowshelf';
        lowFilter.frequency.value = 200;

        midFilter = audioContext.createBiquadFilter();
        midFilter.type = 'peaking';
        midFilter.frequency.value = 1000;
        midFilter.Q.value = 1;

        highFilter = audioContext.createBiquadFilter();
        highFilter.type = 'highshelf';
        highFilter.frequency.value = 5000;

        gainNode = audioContext.createGain();

        source.connect(lowFilter);
        lowFilter.connect(midFilter);
        midFilter.connect(highFilter);
        highFilter.connect(gainNode);
        gainNode.connect(audioContext.destination);

        // Применяем текущие (возможно сохранённые) значения после инициализации
        applyCurrentSettings();
    }

    function applyCurrentSettings() {
        if (!audioContext || !video) return;

        const bassVal = parseFloat(document.getElementById('bass').value);
        const midVal = parseFloat(document.getElementById('mid').value);
        const trebleVal = parseFloat(document.getElementById('treble').value);
        const volumeVal = parseFloat(document.getElementById('volume').value) / 100;
        const pitchVal = parseFloat(document.getElementById('pitch').value) / 100;

        lowFilter.gain.value = bassVal;
        midFilter.gain.value = midVal;
        highFilter.gain.value = trebleVal;
        gainNode.gain.value = volumeVal;
        video.playbackRate = pitchVal;
    }

    toggleBtn.onclick = async () => {
        await initAudio();
        panel.style.display = (panel.style.display === 'block') ? 'none' : 'block';
    };

    // Слайдеры — обновление + сохранение
    const sliders = ['bass', 'mid', 'treble', 'volume', 'pitch'];
    sliders.forEach(id => {
        panel.querySelector('#' + id).oninput = (e) => {
            const val = e.target.value;

            if (id === 'bass' && lowFilter) lowFilter.gain.value = parseFloat(val);
            if (id === 'mid' && midFilter) midFilter.gain.value = parseFloat(val);
            if (id === 'treble' && highFilter) highFilter.gain.value = parseFloat(val);
            if (id === 'volume' && gainNode) gainNode.gain.value = val / 100;
            if (id === 'pitch' && video) video.playbackRate = val / 100;

            // Обновляем текст
            if (id === 'pitch') {
                panel.querySelector('#' + id + '-val').textContent = (val / 100).toFixed(2) + '×';
            } else if (id === 'volume') {
                panel.querySelector('#' + id + '-val').textContent = val + '%';
            } else {
                panel.querySelector('#' + id + '-val').textContent = val + ' dB';
            }

            // Сохраняем все настройки
            saveSettings();
        };
    });
})();