Function tempWavPath

packages/cli/src/whisper/transcribe.ts:137–139

* Unique path for the temporary 16kHz mono WAV fed to whisper. * * MUST be unique per call AND per process: callers run many `transcribe` * invocations in parallel (e.g. the product-launch-video audio pipeline spawns * one `hyperframes transcribe` per scene at once). A `Date.now()`-based name *

()

 * scene's audio and every colliding scene gets identical word timings.
 */
function tempWavPath(): string {
  return join(tmpdir(), `hyperframes-audio-${process.pid}-${randomUUID()}.wav`);
}

/**
 * Extract audio from a video file as 16kHz mono WAV (whisper requirement).