mirror of
https://github.com/LLOneBot/LLOneBot.git
synced 2024-11-22 01:56:33 +00:00
refactor: audio.ts
This commit is contained in:
parent
5a0dbdb5ce
commit
36f7f1b026
134
src/common/utils/audio.ts
Normal file
134
src/common/utils/audio.ts
Normal file
@ -0,0 +1,134 @@
|
||||
import fs from "fs";
|
||||
import {encode, getDuration, getWavFileInfo, isWav} from "silk-wasm";
|
||||
import fsPromise from "fs/promises";
|
||||
import {log} from "./log";
|
||||
import path from "node:path";
|
||||
import {DATA_DIR} from "./index";
|
||||
import {v4 as uuidv4} from "uuid";
|
||||
import {getConfigUtil} from "../config";
|
||||
import ffmpeg from "fluent-ffmpeg";
|
||||
|
||||
export async function encodeSilk(filePath: string) {
|
||||
function getFileHeader(filePath: string) {
|
||||
// 定义要读取的字节数
|
||||
const bytesToRead = 7;
|
||||
try {
|
||||
const buffer = fs.readFileSync(filePath, {
|
||||
encoding: null,
|
||||
flag: "r",
|
||||
});
|
||||
|
||||
const fileHeader = buffer.toString("hex", 0, bytesToRead);
|
||||
return fileHeader;
|
||||
} catch (err) {
|
||||
console.error("读取文件错误:", err);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
async function isWavFile(filePath: string) {
|
||||
return isWav(fs.readFileSync(filePath));
|
||||
}
|
||||
|
||||
async function guessDuration(pttPath: string) {
|
||||
const pttFileInfo = await fsPromise.stat(pttPath)
|
||||
let duration = pttFileInfo.size / 1024 / 3 // 3kb/s
|
||||
duration = Math.floor(duration)
|
||||
duration = Math.max(1, duration)
|
||||
log(`通过文件大小估算语音的时长:`, duration)
|
||||
return duration
|
||||
}
|
||||
|
||||
// function verifyDuration(oriDuration: number, guessDuration: number) {
|
||||
// // 单位都是秒
|
||||
// if (oriDuration - guessDuration > 10) {
|
||||
// return guessDuration
|
||||
// }
|
||||
// oriDuration = Math.max(1, oriDuration)
|
||||
// return oriDuration
|
||||
// }
|
||||
// async function getAudioSampleRate(filePath: string) {
|
||||
// try {
|
||||
// const mm = await import('music-metadata');
|
||||
// const metadata = await mm.parseFile(filePath);
|
||||
// log(`${filePath}采样率`, metadata.format.sampleRate);
|
||||
// return metadata.format.sampleRate;
|
||||
// } catch (error) {
|
||||
// log(`${filePath}采样率获取失败`, error.stack);
|
||||
// // console.error(error);
|
||||
// }
|
||||
// }
|
||||
|
||||
try {
|
||||
const pttPath = path.join(DATA_DIR, uuidv4());
|
||||
if (getFileHeader(filePath) !== "02232153494c4b") {
|
||||
log(`语音文件${filePath}需要转换成silk`)
|
||||
const _isWav = await isWavFile(filePath);
|
||||
const wavPath = pttPath + ".wav"
|
||||
const convert = async () => {
|
||||
return await new Promise((resolve, reject) => {
|
||||
const ffmpegPath = getConfigUtil().getConfig().ffmpeg;
|
||||
if (ffmpegPath) {
|
||||
ffmpeg.setFfmpegPath(ffmpegPath);
|
||||
}
|
||||
ffmpeg(filePath).toFormat("wav").audioChannels(1).audioFrequency(24000).on('end', function () {
|
||||
log('wav转换完成');
|
||||
})
|
||||
.on('error', function (err) {
|
||||
log(`wav转换出错: `, err.message,);
|
||||
reject(err);
|
||||
})
|
||||
.save(wavPath)
|
||||
.on("end", () => {
|
||||
filePath = wavPath
|
||||
resolve(wavPath);
|
||||
});
|
||||
})
|
||||
}
|
||||
let wav: Buffer
|
||||
if (!_isWav) {
|
||||
log(`语音文件${filePath}正在转换成wav`)
|
||||
await convert()
|
||||
} else {
|
||||
wav = fs.readFileSync(filePath)
|
||||
const allowSampleRate = [8000, 12000, 16000, 24000, 32000, 44100, 48000]
|
||||
const {fmt} = getWavFileInfo(wav)
|
||||
if (!allowSampleRate.includes(fmt.sampleRate)) {
|
||||
wav = undefined
|
||||
await convert()
|
||||
}
|
||||
}
|
||||
wav ||= fs.readFileSync(filePath);
|
||||
const silk = await encode(wav, 0);
|
||||
fs.writeFileSync(pttPath, silk.data);
|
||||
fs.unlink(wavPath, (err) => {
|
||||
});
|
||||
const gDuration = await guessDuration(pttPath)
|
||||
log(`语音文件${filePath}转换成功!`, pttPath, `时长:`, silk.duration)
|
||||
return {
|
||||
converted: true,
|
||||
path: pttPath,
|
||||
duration: silk.duration / 1000
|
||||
};
|
||||
} else {
|
||||
const silk = fs.readFileSync(filePath);
|
||||
let duration = 0;
|
||||
const gDuration = await guessDuration(filePath)
|
||||
try {
|
||||
duration = getDuration(silk) / 1000
|
||||
} catch (e) {
|
||||
log("获取语音文件时长失败, 使用文件大小推测时长", filePath, e.stack)
|
||||
duration = gDuration;
|
||||
}
|
||||
|
||||
return {
|
||||
converted: false,
|
||||
path: filePath,
|
||||
duration: duration,
|
||||
};
|
||||
}
|
||||
} catch (error) {
|
||||
log("convert silk failed", error.stack);
|
||||
return {};
|
||||
}
|
||||
}
|
@ -1,13 +1,10 @@
|
||||
import fs from "fs";
|
||||
import fsPromise from "fs/promises";
|
||||
import crypto from "crypto";
|
||||
import ffmpeg from "fluent-ffmpeg";
|
||||
import util from "util";
|
||||
import {encode, getDuration, isWav, getWavFileInfo} from "silk-wasm";
|
||||
import path from "node:path";
|
||||
import {v4 as uuidv4} from "uuid";
|
||||
import {checkFfmpeg, DATA_DIR, log, TEMP_DIR} from "./index";
|
||||
import {getConfigUtil} from "../config";
|
||||
import {log, TEMP_DIR} from "./index";
|
||||
import {dbUtil} from "../db";
|
||||
import * as fileType from "file-type";
|
||||
import {net} from "electron";
|
||||
@ -66,133 +63,6 @@ export async function file2base64(path: string) {
|
||||
return result;
|
||||
}
|
||||
|
||||
export async function encodeSilk(filePath: string) {
|
||||
const fsp = require("fs").promises
|
||||
|
||||
function getFileHeader(filePath: string) {
|
||||
// 定义要读取的字节数
|
||||
const bytesToRead = 7;
|
||||
try {
|
||||
const buffer = fs.readFileSync(filePath, {
|
||||
encoding: null,
|
||||
flag: "r",
|
||||
});
|
||||
|
||||
const fileHeader = buffer.toString("hex", 0, bytesToRead);
|
||||
return fileHeader;
|
||||
} catch (err) {
|
||||
console.error("读取文件错误:", err);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
async function isWavFile(filePath: string) {
|
||||
return isWav(fs.readFileSync(filePath));
|
||||
}
|
||||
|
||||
async function guessDuration(pttPath: string) {
|
||||
const pttFileInfo = await fsPromise.stat(pttPath)
|
||||
let duration = pttFileInfo.size / 1024 / 3 // 3kb/s
|
||||
duration = Math.floor(duration)
|
||||
duration = Math.max(1, duration)
|
||||
log(`通过文件大小估算语音的时长:`, duration)
|
||||
return duration
|
||||
}
|
||||
|
||||
// function verifyDuration(oriDuration: number, guessDuration: number) {
|
||||
// // 单位都是秒
|
||||
// if (oriDuration - guessDuration > 10) {
|
||||
// return guessDuration
|
||||
// }
|
||||
// oriDuration = Math.max(1, oriDuration)
|
||||
// return oriDuration
|
||||
// }
|
||||
// async function getAudioSampleRate(filePath: string) {
|
||||
// try {
|
||||
// const mm = await import('music-metadata');
|
||||
// const metadata = await mm.parseFile(filePath);
|
||||
// log(`${filePath}采样率`, metadata.format.sampleRate);
|
||||
// return metadata.format.sampleRate;
|
||||
// } catch (error) {
|
||||
// log(`${filePath}采样率获取失败`, error.stack);
|
||||
// // console.error(error);
|
||||
// }
|
||||
// }
|
||||
|
||||
try {
|
||||
const pttPath = path.join(DATA_DIR, uuidv4());
|
||||
if (getFileHeader(filePath) !== "02232153494c4b") {
|
||||
log(`语音文件${filePath}需要转换成silk`)
|
||||
const _isWav = await isWavFile(filePath);
|
||||
const wavPath = pttPath + ".wav"
|
||||
const convert = async () => {
|
||||
return await new Promise((resolve, reject) => {
|
||||
const ffmpegPath = getConfigUtil().getConfig().ffmpeg;
|
||||
if (ffmpegPath) {
|
||||
ffmpeg.setFfmpegPath(ffmpegPath);
|
||||
}
|
||||
ffmpeg(filePath).toFormat("wav").audioChannels(1).audioFrequency(24000).on('end', function () {
|
||||
log('wav转换完成');
|
||||
})
|
||||
.on('error', function (err) {
|
||||
log(`wav转换出错: `, err.message,);
|
||||
reject(err);
|
||||
})
|
||||
.save(wavPath)
|
||||
.on("end", () => {
|
||||
filePath = wavPath
|
||||
resolve(wavPath);
|
||||
});
|
||||
})
|
||||
}
|
||||
let wav: Buffer
|
||||
if (!_isWav) {
|
||||
log(`语音文件${filePath}正在转换成wav`)
|
||||
await convert()
|
||||
} else {
|
||||
wav = fs.readFileSync(filePath)
|
||||
const allowSampleRate = [8000, 12000, 16000, 24000, 32000, 44100, 48000]
|
||||
const { fmt } = getWavFileInfo(wav)
|
||||
if (!allowSampleRate.includes(fmt.sampleRate)) {
|
||||
wav = undefined
|
||||
await convert()
|
||||
}
|
||||
}
|
||||
wav ||= fs.readFileSync(filePath);
|
||||
const silk = await encode(wav, 0);
|
||||
fs.writeFileSync(pttPath, silk.data);
|
||||
fs.unlink(wavPath, (err) => {
|
||||
});
|
||||
const gDuration = await guessDuration(pttPath)
|
||||
log(`语音文件${filePath}转换成功!`, pttPath, `时长:`, silk.duration)
|
||||
return {
|
||||
converted: true,
|
||||
path: pttPath,
|
||||
duration: silk.duration / 1000
|
||||
};
|
||||
} else {
|
||||
const silk = fs.readFileSync(filePath);
|
||||
let duration = 0;
|
||||
const gDuration = await guessDuration(filePath)
|
||||
try {
|
||||
duration = getDuration(silk) / 1000
|
||||
} catch (e) {
|
||||
log("获取语音文件时长失败, 使用文件大小推测时长", filePath, e.stack)
|
||||
duration = gDuration;
|
||||
}
|
||||
|
||||
return {
|
||||
converted: false,
|
||||
path: filePath,
|
||||
duration: duration,
|
||||
};
|
||||
}
|
||||
} catch (error) {
|
||||
log("convert silk failed", error.stack);
|
||||
return {};
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
export function calculateFileMD5(filePath: string): Promise<string> {
|
||||
|
@ -14,4 +14,5 @@ if (!fs.existsSync(TEMP_DIR)) {
|
||||
fs.mkdirSync(TEMP_DIR, {recursive: true});
|
||||
}
|
||||
export {getVideoInfo} from "./video";
|
||||
export {checkFfmpeg} from "./video";
|
||||
export {checkFfmpeg} from "./video";
|
||||
export {encodeSilk} from "./audio";
|
@ -14,9 +14,10 @@ import {
|
||||
import {promises as fs} from "node:fs";
|
||||
import ffmpeg from "fluent-ffmpeg"
|
||||
import {NTQQFileApi} from "./api/file";
|
||||
import {calculateFileMD5, encodeSilk, isGIF} from "../common/utils/file";
|
||||
import {calculateFileMD5, isGIF} from "../common/utils/file";
|
||||
import {log} from "../common/utils/log";
|
||||
import {defaultVideoThumb, getVideoInfo} from "../common/utils/video";
|
||||
import {encodeSilk} from "../common/utils/audio";
|
||||
|
||||
|
||||
export class SendMsgElementConstructor {
|
||||
|
Loading…
x
Reference in New Issue
Block a user