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手瓜一十雪
2024-09-12 09:28:26 +08:00
parent 8a57d7944f
commit 8631e5acca
5 changed files with 4 additions and 13 deletions
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5
src/common/audio.ts
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@@ -1,4 +1,3 @@
import fs from 'fs';
import fsPromise from 'fs/promises';
import path from 'node:path';
import { randomUUID } from 'crypto';
@@ -12,7 +11,7 @@ const FFMPEG_PATH = process.env.FFMPEG_PATH || 'ffmpeg';
async function guessDuration(pttPath: string, logger: LogWrapper) {
const pttFileInfo = await fsPromise.stat(pttPath);
let duration = Math.max(1, Math.floor(pttFileInfo.size / 1024 / 3)); // 3kb/s
const duration = Math.max(1, Math.floor(pttFileInfo.size / 1024 / 3)); // 3kb/s
logger.log('通过文件大小估算语音的时长:', duration);
return duration;
}
@@ -20,7 +19,7 @@ async function guessDuration(pttPath: string, logger: LogWrapper) {
async function convert(filePath: string, pcmPath: string, logger: LogWrapper): Promise<Buffer> {
return new Promise<Buffer>((resolve, reject) => {
const cp = spawn(FFMPEG_PATH, ['-y', '-i', filePath, '-ar', '24000', '-ac', '1', '-f', 's16le', pcmPath]);
cp.on('error', err => {
cp.on('error', (err: Error) => {
logger.log('FFmpeg处理转换出错: ', err.message);
reject(err);
});