Implementation
static const List<int> STD_AC_LUMINANCE_VALUES = [
0x01,
0x02,
0x03,
0x00,
0x04,
0x11,
0x05,
0x12,
0x21,
0x31,
0x41,
0x06,
0x13,
0x51,
0x61,
0x07,
0x22,
0x71,
0x14,
0x32,
0x81,
0x91,
0xa1,
0x08,
0x23,
0x42,
0xb1,
0xc1,
0x15,
0x52,
0xd1,
0xf0,
0x24,
0x33,
0x62,
0x72,
0x82,
0x09,
0x0a,
0x16,
0x17,
0x18,
0x19,
0x1a,
0x25,
0x26,
0x27,
0x28,
0x29,
0x2a,
0x34,
0x35,
0x36,
0x37,
0x38,
0x39,
0x3a,
0x43,
0x44,
0x45,
0x46,
0x47,
0x48,
0x49,
0x4a,
0x53,
0x54,
0x55,
0x56,
0x57,
0x58,
0x59,
0x5a,
0x63,
0x64,
0x65,
0x66,
0x67,
0x68,
0x69,
0x6a,
0x73,
0x74,
0x75,
0x76,
0x77,
0x78,
0x79,
0x7a,
0x83,
0x84,
0x85,
0x86,
0x87,
0x88,
0x89,
0x8a,
0x92,
0x93,
0x94,
0x95,
0x96,
0x97,
0x98,
0x99,
0x9a,
0xa2,
0xa3,
0xa4,
0xa5,
0xa6,
0xa7,
0xa8,
0xa9,
0xaa,
0xb2,
0xb3,
0xb4,
0xb5,
0xb6,
0xb7,
0xb8,
0xb9,
0xba,
0xc2,
0xc3,
0xc4,
0xc5,
0xc6,
0xc7,
0xc8,
0xc9,
0xca,
0xd2,
0xd3,
0xd4,
0xd5,
0xd6,
0xd7,
0xd8,
0xd9,
0xda,
0xe1,
0xe2,
0xe3,
0xe4,
0xe5,
0xe6,
0xe7,
0xe8,
0xe9,
0xea,
0xf1,
0xf2,
0xf3,
0xf4,
0xf5,
0xf6,
0xf7,
0xf8,
0xf9,
0xfa
];