memcpy (peaks, other.peaks, sizeof(peaks));
memcpy (spectrum, other.spectrum, sizeof(spectrum));
memcpy (loudness_hist, other.loudness_hist, sizeof(loudness_hist));
memcpy (peaks, other.peaks, sizeof(peaks));
memcpy (spectrum, other.spectrum, sizeof(spectrum));
memcpy (loudness_hist, other.loudness_hist, sizeof(loudness_hist));