float[,] jpegQuantizationMatrix = new float[,]
{ 16, 11, 10, 16, 24, 40, 51, 61 },
{ 12, 12, 14, 19, 26, 58, 60, 55 },
{ 14, 13, 16, 24, 40, 57, 69, 56 },
{ 14, 17, 22, 29, 51, 87, 80, 62 },
{ 18, 22, 37, 56, 68, 109, 103, 77 },
{ 24, 35, 55, 64, 81, 104, 113, 92 },
{ 49, 64, 78, 87, 103, 121, 120, 101 },
{ 72, 92, 95, 98, 112, 100, 103, 99 }