Function probeSeconds

e2e/scripts/film.ts:32–40

(file: string)

const run = (cmd: string, args: string[]) => execFileSync(cmd, args, { stdio: "pipe" });
const probeSeconds = (file: string): number =>
  Number(
    execFileSync("ffprobe", [
      ...["-v", "quiet", "-show_entries", "format=duration"],
      ...["-of", "csv=p=0", file],
    ])
      .toString()
      .trim(),
  );

// ---------------------------------------------------------------------------
// Build the cut list: acts of { source, from, to } in each source's clock.