Extract audio

Extract audio from a video file.

POST /extract-audio
Content-Type: application/json

{
  "fileId": "string",
  "audioFormat": "mp3" | "m4a" | "aac" | "flac" | "wav" | "opus"
}

Technical Details:

• Generates a new file
• Codec selection based on format:
  • MP3: libmp3lame with quality 2
  • AAC/M4A: AAC codec at 192kbps
  • WAV: PCM 16-bit
  • FLAC: Native FLAC codec
  • Opus: libopus at 128kbps