在前面的空行、空格或注释上,parseSrt 会发生未处理的 TypeError 错误

index 0000000..f000000 100644
--- a/packages/captions/src/parse-srt.ts
+++ b/packages/captions/src/parse-srt.ts
@@ -14,7 +14,7 @@ function toSeconds(time: string) {
 	throw new Error(`Invalid timestamp:${time}`);
 }
-	const [seconds, millis] = third.split(',');
+	const [seconds, millis] = third.trim().split(/[,.]/);
 	if (!seconds) {
 		throw new Error(`Invalid timestamp:${time}`);
 	}
@@ -40,16 +40,21 @@ export type ParseSrtOutput = {
 };
 
 export const parseSrt = ({input}: ParseSrtInput): ParseSrtOutput => {
-	const inputLines = input.split('\n');
+	const normalized = input
+		.replace(/^\uFEFF/, '')
+		.replace(/\r\n/g, '\n')
+		.replace(/\r/g, '\n');
+	const inputLines = normalized.split('\n');
 	const captions: Caption[] = [];
 
 	for (let i = 0; i < inputLines.length; i++) {
 		const line = inputLines[i];
 		const nextLine = inputLines[i + 1];
-		if (line?.match(/([0-9]+)/) && nextLine?.includes(' --> ')) {
+		if (line?.match(/^\s*\d+\s*$/) && nextLine?.includes(' --> ')) {
 			const nextLineSplit = nextLine.split(' --> ');
-			const start = toSeconds(nextLineSplit[0] as string);
-			const end = toSeconds(nextLineSplit[1] as string);
+			const start = toSeconds((nextLineSplit[0] as string).trim());
+			const end = toSeconds((nextLineSplit[1] as string).trim());
 			captions.push({
 				text: '',
 				startMs: start * 1000,
@@ -60,9
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