Replaces any default HTML5 player with custom controls
当前为
// ==UserScript==
// @name Simple HTML5 video player
// @description Replaces any default HTML5 player with custom controls
// @grant GM_addStyle
// @include *
// @run-at document-load
// @version 4.6
// @namespace https://greasyfork.org/users/3167
// ==/UserScript==
var videowrapper_init = false;
function HHMMSS(num) {
num = num || 0;
var sec_num = Math.floor(num);
var hours = Math.floor(sec_num / 3600);
var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
var seconds = sec_num - (hours * 3600) - (minutes * 60);
if (hours < 10) {hours = "0"+hours;}
if (minutes < 10) {minutes = "0"+minutes;}
if (seconds < 10) {seconds = "0"+seconds;}
if (hours<1) {
return minutes+':'+seconds;
}
return hours+':'+minutes+':'+seconds;
}
function fs_status() {
if (document.fullscreenElement) {
return 1;
}
else if (document.webkitFullscreenElement) {
return 1;
}
else if (document.mozFullScreenElement) {
return 1;
}
else return -1;
}
function init_videowrapper() {
var videos = document.getElementsByTagName('video');
for (var i=0; i<videos.length; i++) {
(function(video) {
if (video.controls==true && !video.iswrapped) {
var spacing = 4;
var computedStyle = window.getComputedStyle(video);
video.controls_timeout=false;
video.controls=false;
video.iswrapped=true;
var videowrapper = document.createElement('videowrapper');
videowrapper.className=video.className;
var showui = function() {
videowrapper.classList.add("showui");
}
var hideui = function() {
videowrapper.classList.remove("showui");
}
var peekui = function(duration) {
duration = duration || 1000;
showui();
if (video.controls_timeout) {
clearTimeout(video.controls_timeout);
}
video.controls_timeout = setTimeout(hideui, duration);
}
if (computedStyle.position == "absolute") {
videowrapper.className="absolute";
} else {
videowrapper.className="relative";
}
if (video.height>0) {
videowrapper.style.height=video.height;
}
if (video.width>0) {
videowrapper.style.width=video.width;
}
video.className = "iswrapped";
if (video.parentNode==document.body && document.body.childNodes.length==1) {
document.body.style.display="flex";
document.body.style.alignItems="center";
document.body.style.justifyContent="center";
document.body.style.margin="0";
videowrapper.style.display="inline-block";
}
if (video.parentNode!=videowrapper) {
video.parentNode.insertBefore(videowrapper, video);
videowrapper.appendChild(video);
}
var controls = document.createElement('controls');
video.parentNode.insertBefore(controls, video.nextSibling);
var playbutton = document.createElement('button');
controls.appendChild(playbutton);
playbutton.innerHTML="▶";
playbutton.style.left = spacing + "px";
var timestamp = document.createElement('span');
controls.appendChild(timestamp);
timestamp.innerHTML="0:00/0:00";
timestamp.style.left = (spacing + playbutton.clientWidth + spacing) + "px";
var fsbutton = document.createElement('button');
controls.appendChild(fsbutton);
fsbutton.innerHTML="□";
fsbutton.style.right = spacing + "px";
var volumebar = document.createElement('input');
controls.appendChild(volumebar);
volumebar.type="range";
volumebar.min=0;
volumebar.max=1;
volumebar.step=0.01;
volumebar.value=0.5;
volumebar.innerHTML="";
volumebar.style.width="50px";
volumebar.style.right= (spacing + fsbutton.clientWidth + spacing) + "px";
var mutebutton = document.createElement('button');
controls.appendChild(mutebutton);
mutebutton.innerHTML="🔊";
mutebutton.style.right=(spacing + volumebar.clientWidth + spacing + fsbutton.clientWidth + spacing) + "px";
var seekbar = document.createElement('input');
controls.appendChild(seekbar);
seekbar.type="range";
seekbar.value=0;
seekbar.step=0.01;
seekbar.innerHTML="";
seekbar.hidden = true;
var header = document.createElement('header');
video.parentNode.insertBefore(header, video.nextSibling);
var label = document.createElement('label');
header.appendChild(label);
label.innerHTML="Loading...";
/*
var savebutton = document.createElement('a');
controls.appendChild(savebutton);
savebutton.innerHTML="🡇";
savebutton.style.lineHeight="32px";
savebutton.style.position="absolute";
savebutton.style.right="8px";
savebutton.style.bottom="0";
savebutton.style.border="none";
savebutton.style.paddingTop="0";
savebutton.style.paddingBottom="0";
savebutton.style.paddingLeft="4px";
savebutton.style.paddingRight="4px";
savebutton.style.background="none";
savebutton.style.fontFamily="Segoe UI Symbol";
savebutton.style.fontSize="18px";
savebutton.style.margin="0";
savebutton.style.height="32px";
savebutton.href=video.currentSrc;
savebutton.download="";
*/
var playvideo = function() {
video.play();
if (video.livemode) {
video.currentTime = video.duration;
}
}
playbutton.addEventListener("click", function() {
if (video.paused == true) {
playvideo();
} else {
video.pause();
}
});
video.addEventListener("click", function() {
if (video.paused == true) {
playvideo();
} else {
video.pause();
}
});
video.addEventListener("play", function() {
playbutton.innerHTML = "❚❚";
//controls.className="playing";
videowrapper.classList.remove("paused");
videowrapper.classList.add("playing");
});
video.addEventListener("pause", function() {
playbutton.innerHTML = "▶";
//controls.className="paused";
videowrapper.classList.remove("playing");
videowrapper.classList.add("paused");
});
var updatetimestamp = function() {
if (video.livemode) {
timestamp.innerHTML = "";
} else {
timestamp.innerHTML = HHMMSS(video.currentTime) + "/" + HHMMSS(video.duration);
}
}
video.addEventListener("timeupdate", function() {
updatetimestamp();
});
video.addEventListener("durationchange", function() {
updatetimestamp();
});
mutebutton.addEventListener("click", function() {
if (video.muted == false) {
video.muted = true;
} else {
video.muted = false;
}
});
var togglefs = function() {
if (fs_status()>0) {
if (document.exitFullscreen) {
document.exitFullscreen();
} else if (document.webkitExitFullscreen) {
document.webkitExitFullscreen();
} else if (document.mozCancelFullScreen) {
document.mozCancelFullScreen();
} else if (document.msExitFullscreen) {
document.msExitFullscreen();
}
}
else {
if (videowrapper.requestFullscreen) {
videowrapper.requestFullscreen();
} else if (videowrapper.mozRequestFullScreen) {
videowrapper.mozRequestFullScreen(); // Firefox
} else if (videowrapper.webkitRequestFullscreen) {
videowrapper.webkitRequestFullscreen(); // Chrome and Safari
}
}
};
fsbutton.addEventListener("click", togglefs);
videowrapper.addEventListener("dblclick", togglefs);
seekbar.addEventListener("input", function() {
var time = video.duration * (seekbar.value / 100);
video.currentTime = time;
});
video.addEventListener("timeupdate", function() {
var value = (100 / video.duration) * video.currentTime;
var progress = (video.currentTime / video.duration);
seekbar.value = value;
//seekbar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + progress + ', var(--range-progress-color)), color-stop(' + progress + ', var(--range-background-color)))';
});
var updatebuffer = function() {
if (video.duration == Infinity || video.hls || video.livemode) {
video.livemode = true;
}
if (video.livemode) {
seekbar.hidden = true;
label.innerHTML = "Live";
} else {
var start = video.buffered.length>0 ? ( video.buffered.start(0) / video.duration) : 0;
var end = video.buffered.length>0 ? (video.buffered.end(0) / video.duration) : 0;
seekbar.hidden = false;
seekbar.style.left = (spacing + playbutton.clientWidth + spacing + timestamp.clientWidth + spacing) + "px";
seekbar.style.right= (spacing + mutebutton.clientWidth + spacing + volumebar.clientWidth + spacing + fsbutton.clientWidth + spacing) + "px";
seekbar.style.width='calc(100% - ' + seekbar.style.left + ' - ' + seekbar.style.right + ')';
seekbar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + start + ', var(--range-background-color)), color-stop(' + start + ', var(--range-progress-color)), color-stop(' + end + ', var(--range-progress-color)), color-stop(' + end + ', var(--range-background-color)))';
if (video.currentSrc && video.currentSrc.length>0) {
label.innerHTML = decodeURIComponent(video.currentSrc.split("/").pop());
}
}
if (video.videoHeight>0) {
videowrapper.classList.remove("audiomode");
videowrapper.classList.add("videomode");
} else {
videowrapper.classList.remove("videomode");
videowrapper.classList.add("audiomode");
}
};
video.addEventListener("timeupdate", updatebuffer);
video.addEventListener("canplay", updatebuffer);
video.addEventListener("progress", updatebuffer);
video.addEventListener("canplaythrough", updatebuffer);
seekbar.addEventListener("mousedown", function() {
seekbar.paused = video.paused;
video.pause();
});
// Play the video when the slider handle is dropped
seekbar.addEventListener("mouseup", function() {
if (!seekbar.paused) {
video.play();
}
});
volumebar.addEventListener("input", function() {
video.volume = volumebar.value;
});
video.addEventListener('wheel', function(e) {
e.preventDefault();
var volumedelta = 0.10;
if (e.deltaY < 0) {
video.volume = Math.min(video.volume+volumedelta, 1);
}
if (e.deltaY > 0) {
video.volume = Math.max(video.volume-volumedelta, 0);
}
volumebar.value = video.volume;
peekui(1000);
});
var updatevolume = function() {
if (video.muted || video.volume==0) {
mutebutton.innerHTML = "🔇";
} else {
mutebutton.innerHTML = "🔊";
}
volumebar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + video.volume + ', var(--range-progress-color)), color-stop(' + video.volume + ', var(--range-background-color)))';
localStorage.setItem("videovolume", video.volume);
}
video.addEventListener("volumechange", updatevolume);
volumebar.value = localStorage.getItem("videovolume", video.volume);
video.volume = volumebar.value;
videowrapper.addEventListener("mousemove", function() {
peekui(1000);
//seekbar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + progress + ', var(--range-progress-color)), color-stop(' + progress + ', var(--range-background-color)))';
});
updatebuffer();
updatevolume();
//seekbar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + seekbar.value / 100 + ', var(--range-progress-color)), color-stop(' + seekbar.value / 100 + ', var(--range-background-color)))';
//volumebar.style.background = '-webkit-gradient( linear, left top, right top, color-stop(' + video.volume + ', var(--range-progress-color)), color-stop(' + video.volume + ', var(--range-background-color)))';
}
})(videos[i])
}
}
var stylesheet = `
videowrapper {
--background-color: rgba(0, 0, 0, 0.5);
--controls-color: #dcdcdc;
--range-progress-color: #8c8c8c;
--range-background-color: #3c3c3c;
display: block;
font-size: 0px;
}
videowrapper.absolute {
position: absolute;
width: 100%;
height: 100%;
}
videowrapper.relative {
position: relative;
width: 100%;
height: auto;
}
videowrapper video.iswrapped {
position: relative;
max-height: 100vh;
}
videowrapper:-webkit-full-screen {
height: 100%;
width: 100%;
background: inherit;
}
videowrapper:-webkit-full-screen video.iswrapped {
width: 100%;
height: 100%;
}
videowrapper video::-webkit-media-controls-enclosure {
display:none !important;
}
videowrapper:-webkit-full-screen controls,
videowrapper:-webkit-full-screen header {
z-index: 2147483647;
}
videowrapper controls > *,
videowrapper header > * {
color: var(--controls-color);
/* mix-blend-mode: difference; */
background: none;
outline: none;
line-height: 32px;
position: absolute;
font-family: monospace;
}
videowrapper controls,
videowrapper header {
overflow: hidden;
white-space: nowrap;
transition: all 0.5s ease !important;
background-color: var(--background-color) !important;
height: 32px !important;
width: 100% !important;
display: block !important;
position: absolute !important;
cursor: default !important;
font-size: 18px !important;
user-select: none;
}
videowrapper controls {
bottom: 0px !important;
}
videowrapper header {
top: 0px !important;
}
videowrapper controls,
videowrapper header {
opacity: 1;
}
videowrapper.playing controls,
videowrapper.playing header {
opacity: 0;
}
videowrapper controls:hover, videowrapper.showui controls, videowrapper.paused controls, videowrapper.audiomode controls,
videowrapper header:hover, videowrapper.showui header, videowrapper.paused header, videowrapper.audiomode header {
opacity: 1;
}
videowrapper button, videowrapper label {
line-height: 32px !important;
position: absolute !important;
bottom: 0px !important;
border: none !important;
padding: 0px 4px !important;
background-color: none !important;
font-family: "Segoe UI Symbol" !important;
font-size: 18px !important;
margin: 0px !important;
height: 32px !important;
}
videowrapper input[type=range] {
line-height: 32px !important;
position: absolute !important;
background-color: var(--range-background-color) !important;
bottom: 10px !important;
height: 10px !important;
border: none !important;
margin: 0px !important;
border-radius: 6px !important;
-webkit-appearance: none !important;
}
videowrapper input[type='range']::-webkit-slider-thumb {
-webkit-appearance: none !important;
background-color: var(--controls-color);
border: none;
height: 16px;
width: 16px;
border-radius: 50%;
}
videowrapper.audiomode video:-webkit-full-page-media {
width: 600px;
}
videowrapper.audiomode:before {
content: '♫';
position: absolute;
left: 50%;
top: calc(50%);
color: white;
font-size: 64px;
z-index: 1;
transform: translate(-50%, -50%);
pointer-events: none;
}
videowrapper label {
right: 0;
min-width: 100%;
text-align: left;
box-sizing: border-box;
}
`;
function init() {
if (videowrapper_init) {
console.log("Cannot init_videowrapper twice!");
return;
}
videowrapper_init = true;
if (typeof GM_addStyle != "undefined") {
GM_addStyle (stylesheet);
} else {
var css = document.createElement("style");
css.type = "text/css";
css.innerHTML = stylesheet;
document.head.appendChild(css);
}
init_videowrapper();
if (typeof unsafeWindow != "undefined") {
unsafeWindow.init_videowrapper = init_videowrapper;
}
}
init();