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fix(cli): retain WebVTT timestamps before cue settings (#5224)

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This commit is contained in:
Abdullah M. Nazif
2026-10-08 20:18:15 +00:00
committed by GitHub
parent 2295ed5ea6
commit f5aeecdbf4
2 changed files with 21 additions and 2 deletions
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packages/cli/src/whisper/normalize.test.ts
+18
View File
@@ -83,6 +83,24 @@ describe("detectFormat", () => {
});
describe("loadTranscript", () => {
it.each([
["00:00:01.000", "00:00:03.500", "align:start"],
["00:01.000", "00:03.500", "align:start"],
["00:00:01.000", "00:00:03.500", "line:90% position:50%,center size:80% align:center"],
["00:01.000", "00:03.500", "\tvertical:rl\tline:0"],
["00:00:01.000", "00:00:03.500", "region:captions"],
])("retains VTT end time before cue settings: %s --> %s %s", (start, end, settings) => {
const source = `WEBVTT\n\nfirst\n${start} --> ${end} ${settings}\nFirst phrase\n\nsecond\n00:04.000 --> 00:06.000\nSecond phrase\n`;
const { words } = loadTranscript(tmpFile("settings.vtt", source));
expect(words).toEqual([
{ text: "First phrase", start: 1, end: 3.5, id: "w0" },
{ text: "Second phrase", start: 4, end: 6, id: "w1" },
]);
expect(formatSrt(words, { preGrouped: true })).toBe(
"1\n00:00:01,000 --> 00:00:03,500\nFirst phrase\n\n2\n00:00:04,000 --> 00:00:06,000\nSecond phrase\n",
);
});
it("reads an empty word list as a transcript with no words", () => {
expect(loadTranscript(tmpFile("transcript.json", "[]"))).toEqual({
words: [],
packages/cli/src/whisper/normalize.ts
+3 -2
View File
@@ -266,8 +266,9 @@ function parseSrtTimestamp(ts: string): number {
/** Parse VTT timestamp: 00:01:23.456 or 01:23.456 → seconds */
function parseVttTimestamp(ts: string): number {
const parts = ts.split(":");
if (parts.length === 3) return parseSrtTimestamp(ts);
const timestamp = ts.split(/[ \t]+/, 1)[0] ?? "";
const parts = timestamp.split(":");
if (parts.length === 3) return parseSrtTimestamp(timestamp);
// MM:SS.mmm
if (parts.length === 2) {
const [min, secMs] = parts;