This enumerated type is used within the ICC_MEASUREMENT structure to indicate the standard illuminant encoding.
typedef enum
{
IccIlluminantUnknown = 0x00000000L,
IccIlluminantD50 = 0x00000001L,
IccIlluminantD65 = 0x00000002L,
IccIlluminantD93 = 0x00000003L,
IccIlluminantF2 = 0x00000004L,
IccIlluminantD55 = 0x00000005L,
IccIlluminantA = 0x00000006L,
IccIlluminantEquiPowerE = 0x00000007L,
IccIlluminantF8 = 0x00000008L
} ICCSTANDARDILLUMINANT;