Hello.
Do you know how to make lite youtube embed work for mobile? Following works for desktop but embedded video is shown as black box on mobile. Embedding video is regular way is causing slow speed so I am looking for way to embed youtube video responsibly while imporving google mobile vital.
Thank you.
https://www.labnol.org/internet/light-youtube-embeds/27941/
HTML:
<div class="youtube-player" data-id="VIDEO_ID"></div>
<script>
/*
* Light YouTube Embeds by @labnol
* Credit: https://www.labnol.org/
*/
function labnolIframe(div) {
var iframe = document.createElement('iframe');
iframe.setAttribute(
'src',
'https://www.youtube.com/embed/' + div.dataset.id + '?autoplay=1&rel=0'
);
iframe.setAttribute('frameborder', '0');
iframe.setAttribute('allowfullscreen', '1');
iframe.setAttribute(
'allow',
'accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture'
);
div.parentNode.replaceChild(iframe, div);
}
function initYouTubeVideos() {
var playerElements = document.getElementsByClassName('youtube-player');
for (var n = 0; n < playerElements.length; n++) {
var videoId = playerElements[n].dataset.id;
var div = document.createElement('div');
div.setAttribute('data-id', videoId);
var thumbNode = document.createElement('img');
thumbNode.src='//i.ytimg.com/vi/ID/hqdefault.jpg'.replace(
'ID',
videoId
);
div.appendChild(thumbNode);
var playButton = document.createElement('div');
playButton.setAttribute('class', 'play');
div.appendChild(playButton);
div.onclick = function () {
labnolIframe(this);
};
playerElements[n].appendChild(div);
}
}
document.addEventListener('DOMContentLoaded', initYouTubeVideos);
</script><style>
.youtube-player {
position: relative;
padding-bottom: 56.25%;
height: 0;
overflow: hidden;
max-width: 100%;
background: #000;
margin: 5px;
}
.youtube-player iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 100;
background: transparent;
}
.youtube-player img {
object-fit: cover;
display: block;
left: 0;
bottom: 0;
margin: auto;
max-width: 100%;
width: 100%;
position: absolute;
right: 0;
top: 0;
border: none;
height: auto;
cursor: pointer;
-webkit-transition: 0.4s all;
-moz-transition: 0.4s all;
transition: 0.4s all;
}
.youtube-player img:hover {
-webkit-filter: brightness(75%);
}
.youtube-player .play {
height: 72px;
width: 72px;
left: 50%;
top: 50%;
margin-left: -36px;
margin-top: -36px;
position: absolute;
background: url('//i.imgur.com/TxzC70f.png') no-repeat;
cursor: pointer;
}
</style>
