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support eLRC

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This commit is contained in:
ArjixWasTaken
2026-01-26 11:19:28 +02:00
parent f9a0fba2d1
commit 4e6f1231a8
2 changed files with 82 additions and 5 deletions
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62
src/plugins/synced-lyrics/parsers/lrc.test.ts
View File

@ -17,28 +17,32 @@ test('chorus', () => {
expect(lrc).toStrictEqual({
lines: [
{ duration: 12000, text: '', time: '0:0:0', timeInMs: 0 },
{ duration: 12000, text: '', words: [], time: '00:00:00', timeInMs: 0 },
{
duration: 5020,
text: 'Line 1 lyrics',
words: [],
time: '00:12:00',
timeInMs: 12000,
},
{
duration: 3990,
text: 'Line 2 lyrics',
words: [],
time: '00:17:20',
timeInMs: 17020,
},
{
duration: 24000,
text: 'Repeating lyrics (e.g. chorus)',
words: [],
time: '00:21:10',
timeInMs: 21010,
},
{
duration: Infinity,
text: 'Repeating lyrics (e.g. chorus)',
words: [],
time: '00:45:10',
timeInMs: 45010,
},
@ -61,16 +65,18 @@ test('attributes', () => {
expect(lrc).toStrictEqual({
lines: [
{ duration: 12000, text: '', time: '0:0:0', timeInMs: 0 },
{ duration: 12000, text: '', words: [], time: '00:00:00', timeInMs: 0 },
{
duration: 3030,
text: 'Naku Penda Piya-Naku Taka Piya-Mpenziwe',
words: [],
time: '00:12:00',
timeInMs: 12000,
},
{
duration: Infinity,
text: 'Some more lyrics ...',
words: [],
time: '00:15:30',
timeInMs: 15030,
},
@ -84,3 +90,55 @@ test('attributes', () => {
],
});
});
test('karaoke', () => {
const lrc = LRC.parse(
'[00:00.00] <00:00.04> When <00:00.16> the <00:00.82> truth <00:01.29> is <00:01.63> found <00:03.09> to <00:03.37> be <00:05.92> lies',
);
expect(lrc).toStrictEqual({
lines: [
{
duration: Infinity,
text: 'When the truth is found to be lies',
time: '00:00:00',
timeInMs: 0,
words: [
{
timeInMs: 4,
word: 'When',
},
{
timeInMs: 16,
word: 'the',
},
{
timeInMs: 82,
word: 'truth',
},
{
timeInMs: 1029,
word: 'is',
},
{
timeInMs: 1063,
word: 'found',
},
{
timeInMs: 3009,
word: 'to',
},
{
timeInMs: 3037,
word: 'be',
},
{
timeInMs: 5092,
word: 'lies',
},
],
},
],
tags: [],
});
});

25
src/plugins/synced-lyrics/parsers/lrc.ts
View File

@ -8,6 +8,7 @@ interface LRCLine {
timeInMs: number;
duration: number;
text: string;
words: { timeInMs: number; word: string }[];
}
interface LRC {
@ -19,6 +20,9 @@ const tagRegex = /^\[(?<tag>\w+):\s*(?<value>.+?)\s*\]$/;
// prettier-ignore
const timestampRegex = /^\[(?<minutes>\d+):(?<seconds>\d+)\.(?<milliseconds>\d+)\]/m;
// prettier-ignore
const wordRegex = /<(?<minutes>\d+):(?<seconds>\d+)\.(?<milliseconds>\d+)> *(?<word>\w+)/g;
export const LRC = {
parse: (text: string): LRC => {
const lrc: LRC = {
@ -65,13 +69,27 @@ export const LRC = {
continue;
}
const text = line.trim();
let text = line.trim();
const words = Array.from(text.matchAll(wordRegex), ({ groups }) => {
const { minutes, seconds, milliseconds, word } = groups!;
const timeInMs =
parseInt(minutes) * 60 * 1000 +
parseInt(seconds) * 1000 +
parseInt(milliseconds);
return { timeInMs, word };
});
if (words.length) {
text = words.map(({ word }) => word).join(' ');
}
for (const { time, timeInMs } of timestamps) {
lrc.lines.push({
time,
timeInMs,
text: text,
text,
words,
duration: Infinity,
});
}
@ -92,10 +110,11 @@ export const LRC = {
const first = lrc.lines.at(0);
if (first && first.timeInMs > 300) {
lrc.lines.unshift({
time: '0:0:0',
time: '00:00:00',
timeInMs: 0,
duration: first.timeInMs,
text: '',
words: [],
});
}