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Update player.js

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Anirudh Sevugan 2025-08-24 16:40:21 -05:00 committed by GitHub
parent 2176853993
commit 6e4f9d0459
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1 changed files with 22 additions and 11 deletions
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33
simpliplay/player.js
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@ -66,9 +66,13 @@ document.addEventListener('DOMContentLoaded', () => {
});
async function addSubtitles(url) {
// Remove existing tracks
// Remove existing tracks and revoke any previous blob URLs
const existingTracks = mediaPlayer.getElementsByTagName('track');
for (let track of existingTracks) track.remove();
for (let i = existingTracks.length - 1; i >= 0; i--) {
const track = existingTracks[i];
if (track.src.startsWith('blob:')) URL.revokeObjectURL(track.src);
track.remove();
}
// Fetch subtitle content
let text = '';
@ -84,26 +88,28 @@ async function addSubtitles(url) {
const firstLine = text.split(/\r?\n/)[0].trim();
const format = firstLine.startsWith('WEBVTT') || url.toLowerCase().endsWith('.vtt') ? 'vtt' : 'srt';
// Convert SRT → VTT if needed
// Determine track source
let trackSrc = url;
if (format === 'srt') {
// Convert SRT → VTT
text = 'WEBVTT\n\n' + text
.replace(/\r+/g, '')
.replace(/^\s+|\s+$/g, '')
.split('\n')
.map(line => line.replace(/(\d+):(\d+):(\d+),(\d+)/g, '$1:$2:$3.$4'))
.join('\n');
}
// Create Blob URL
const blob = new Blob([text], { type: 'text/vtt' });
const blobUrl = URL.createObjectURL(blob);
// Create Blob URL for converted subtitles
const blob = new Blob([text], { type: 'text/vtt' });
trackSrc = URL.createObjectURL(blob);
}
// Create and append track
const track = document.createElement('track');
track.kind = 'subtitles';
track.label = 'English';
track.srclang = 'en';
track.src = blobUrl;
track.src = trackSrc;
track.default = true;
mediaPlayer.appendChild(track);
@ -111,10 +117,11 @@ async function addSubtitles(url) {
setTimeout(() => {
for (let t of mediaPlayer.textTracks) t.mode = 'disabled';
track.track.mode = 'showing';
}, 50); // slight delay ensures the browser registers it
}, 50);
}
/*// Handle submit subtitle URL
function clearSubtitles() {
const tracks = mediaPlayer.getElementsByTagName('track');
@ -123,14 +130,18 @@ function clearSubtitles() {
}
}*/
// Handle submit subtitle URL
function clearSubtitles() {
const tracks = mediaPlayer.getElementsByTagName('track');
for (let i = tracks.length - 1; i >= 0; i--) {
tracks[i].remove();
const track = tracks[i];
if (track.src.startsWith('blob:')) {
URL.revokeObjectURL(track.src); // free memory leaks from SRT to VTT converted subtitles
}
track.remove();
}
}
// Use this function when a new video is loaded
submitSubtitlesBtn.addEventListener('click', () => {