Boost audio and take screenshots from videos on the current page with quality options
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// ==UserScript==
// @name Audio Booster and Screenshot
// @namespace http://tampermonkey.net/
// @version 0.4
// @description Boost audio and take screenshots from videos on the current page with quality options
// @author Your Name
// @match *://*/*
// @grant none
// ==/UserScript==
(function () {
'use strict';
let currentBoost = 1.0; // Current boost factor
document.addEventListener('keydown', function (event) {
if (event.key === 'F2') {
showAudioBoostMenu();
}
});
function showAudioBoostMenu() {
// Check if the menu already exists
if (document.getElementById('audio-boost-menu')) {
return;
}
// Create a simple menu
let menu = document.createElement('div');
menu.id = 'audio-boost-menu';
menu.style.position = 'fixed';
menu.style.top = '10px';
menu.style.right = '10px';
menu.style.backgroundColor = 'white';
menu.style.border = '1px solid black';
menu.style.padding = '10px';
menu.style.zIndex = 10000;
menu.style.fontFamily = 'sans-serif';
// --- Audio Controls ---
let boostLabel = document.createElement('label');
boostLabel.textContent = 'Boost Factor:';
boostLabel.style.display = 'block';
let boostInput = document.createElement('input');
boostInput.type = 'number';
boostInput.value = 1.5; // Default boost factor
boostInput.min = 1.0;
boostInput.max = 5.0;
boostInput.step = 0.1;
boostInput.style.marginBottom = '10px';
boostInput.style.width = '100%';
boostInput.style.boxSizing = 'border-box';
let boostButton = document.createElement('button');
boostButton.textContent = 'Boost Audio';
boostButton.style.marginRight = '5px';
boostButton.onclick = function() {
boostAudio(parseFloat(boostInput.value));
};
let resetButton = document.createElement('button');
resetButton.textContent = 'Reset Audio';
resetButton.onclick = resetAudio;
// --- Screenshot Controls ---
let screenshotButton = document.createElement('button');
screenshotButton.textContent = 'Take Screenshot';
screenshotButton.onclick = takeScreenshot;
// NOWOŚĆ: Etykieta dla formatu zrzutu ekranu
let formatLabel = document.createElement('label');
formatLabel.textContent = 'Format:';
formatLabel.style.display = 'block';
formatLabel.style.marginTop = '10px';
// NOWOŚĆ: Pole wyboru formatu (PNG/JPG)
let formatSelect = document.createElement('select');
formatSelect.id = 'screenshot-format';
formatSelect.style.width = '100%';
formatSelect.innerHTML = '<option value="png">PNG (bezstratny)</option><option value="jpg">JPG (stratny)</option>';
// NOWOŚĆ: Etykieta dla jakości JPG
let qualityLabel = document.createElement('label');
qualityLabel.textContent = 'Jakość JPG (1-100):';
qualityLabel.style.display = 'block';
qualityLabel.style.marginTop = '5px';
// NOWOŚĆ: Pole do wprowadzania jakości
let qualityInput = document.createElement('input');
qualityInput.type = 'number';
qualityInput.id = 'screenshot-quality';
qualityInput.value = 92; // Dobra domyślna jakość
qualityInput.min = 1;
qualityInput.max = 100;
qualityInput.step = 1;
qualityInput.style.width = '100%';
qualityInput.style.boxSizing = 'border-box';
qualityInput.style.marginBottom = '10px';
// --- Close Button ---
let closeButton = document.createElement('button');
closeButton.textContent = 'Close';
closeButton.style.marginTop = '10px';
closeButton.onclick = function () {
document.body.removeChild(menu);
};
// --- Building the menu ---
menu.appendChild(boostLabel);
menu.appendChild(boostInput);
menu.appendChild(boostButton);
menu.appendChild(resetButton);
menu.appendChild(document.createElement('hr')); // Separator
menu.appendChild(screenshotButton);
menu.appendChild(formatLabel);
menu.appendChild(formatSelect);
menu.appendChild(qualityLabel);
menu.appendChild(qualityInput);
menu.appendChild(document.createElement('hr')); // Separator
menu.appendChild(closeButton);
document.body.appendChild(menu);
}
function boostAudio(factor) {
currentBoost = factor;
let videos = document.querySelectorAll('video, audio');
if (videos.length === 0) {
alert('Nie znaleziono elementów wideo/audio na stronie.');
return;
}
videos.forEach(function (media) {
// Web Audio API is needed for boosting beyond 100%
// This basic implementation is capped by the browser at 1.0
media.volume = Math.min(1.0, media.volume * factor);
// For a true boost, one would need to use the Web Audio API
// to create a GainNode, but that is much more complex.
// The current code increases volume up to the max (1.0).
});
alert(`Głośność ustawiona! (Ograniczona do 100% przez przeglądarkę)`);
}
function resetAudio() {
let videos = document.querySelectorAll('video, audio');
videos.forEach(function (media) {
media.volume = 1.0; // Reset volume to original level
});
alert('Audio zresetowane do domyślnego poziomu!');
}
function takeScreenshot() {
let videos = document.querySelectorAll('video');
if (videos.length === 0) {
alert('Nie znaleziono elementów wideo.');
return;
}
let video = videos[0]; // Select the first video element found
// Create a canvas element to capture the video frame
let canvas = document.createElement('canvas');
canvas.width = video.videoWidth;
canvas.height = video.videoHeight;
let context = canvas.getContext('2d');
context.drawImage(video, 0, 0, canvas.width, canvas.height);
// NOWOŚĆ: Pobranie wartości formatu i jakości z menu
const format = document.getElementById('screenshot-format').value;
const quality = parseInt(document.getElementById('screenshot-quality').value, 10) / 100;
let dataURL;
let fileExtension;
// NOWOŚĆ: Logika wyboru formatu i jakości
if (format === 'jpg') {
dataURL = canvas.toDataURL('image/jpeg', quality);
fileExtension = 'jpg';
} else {
// Domyślnie PNG, jakość nie ma zastosowania
dataURL = canvas.toDataURL('image/png');
fileExtension = 'png';
}
// Create a link to download the image
let link = document.createElement('a');
link.href = dataURL;
// NOWOŚĆ: Dynamiczna nazwa pliku z odpowiednim rozszerzeniem
link.download = `screenshot.${fileExtension}`;
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
alert('Zrzut ekranu zrobiony!');
}
})();