public byte[] ReadBox(int box, int len) { var allpkm = new List <byte[]>(); if (LPLGPE.SupportedVersions.Contains(Version)) { return(LPLGPE.ReadBox(this, box, len, allpkm)); } if (LPBDSP.SupportedVersions.Contains(Version)) { return(LPBDSP.ReadBox(this, box, allpkm)); } return(LPBasic.ReadBox(this, box, len, allpkm)); }