fix metatadata detection for MASA and increase max_workers

        # Load and cache input audio once per format

        if format not in input_audio_cache:

            if format.startswith("MASA"):

                input_audio = fromfile(format, infile, in_meta=infile.with_suffix(".met"))

            else:

                input_audio = fromfile(format, infile)

            input_loudness, _, input_loudness_format = get_loudness(input_audio)

            input_audio_cache[format] = (input_loudness, input_loudness_format)

    progressbar_update(0, total, width=50)

    with ThreadPoolExecutor(max_workers=8) as executor:

    with ThreadPoolExecutor(max_workers=32) as executor:

        # Submit all tasks

        futures = {

            executor.submit(process_output_file, *task): task[0] for task in tasks