This MSC last or future versions, supporting now in MPEG Layer 1-2 compressions or detection only? This last MSC 0.0.6.4 not compress/detect MPEG-2 video/MP2 Audio + MPEG-1 video stream from MPG/MPEG video file. Separated MP2 audio files, its detected only and not compress. MP3 its detect now and compress it. (more any tools available its will compress MP3 files.) Secret MPEG-1/2 video or/and MP1/2 audio compressor (except Ocarina 0.6) not yet released, available??
See pictures:
https://i.kek.sh/NmDgN6Um72R.png and
https://i.kek.sh/gIEhpaNZE0p.png
2nd picture see MP3 compression info. 1nd picture see MPG/MP2/MP3 detection/compression results.