services/whisper/utils/ffmpeg.py

import subprocess

def extract_audio(video, audio):
    cmd = [
        "ffmpeg",
        "-y",
        "-i", video,
        "-vn",
        "-acodec", "pcm_s16le",
        "-ar", "16000",
        "-ac", "1",
        audio
    ]
    subprocess.run(cmd, check=True)