ccd3: 4 components (md90, md91, md92, md93), 1728 blocks concatenated 50ca80e7defff2928b09d9e6c22d14ff a5f4fb6b17d948b83b8685b3adfe0926 7fbfcf4d51719802c3c0f5a1a471a447 948f0400dc0519463e17b6946b488810 0 16 496 496 16 240 736 16 752 1488 16 240