Files
OpenSquawk/server/utils/radio.ts
itsrubberduck e91c3c6aa9 init
2025-09-14 21:09:47 +02:00

9 lines
627 B
TypeScript

import { execFile } from "node:child_process";
export async function applyRadioEffect(input: string, output: string) {
const filter="[0:a]highpass=f=300,lowpass=f=3400,compand=attacks=0.02:decays=0.25:points=-80/-900|-70/-20|0/-10|20/-8:gain=6,volume=1.2[a];anoisesrc=color=white:amplitude=0.02[ns];[a][ns]amix=inputs=2:weights=1 0.25:duration=shortest,volume=1.0,aecho=0.6:0.7:8:0.08,acompressor=threshold=0.6:ratio=6:attack=20:release=200";
await new Promise((res,rej)=>
execFile("ffmpeg",["-y","-i",input,"-filter_complex",filter,"-ar","16000",output],
(err,_,stderr)=>err?rej(new Error(stderr)):res())
);
}