ARGB_8888
32-bit encoding( 8-bit Alpha, 8-bit Blue, 8-bit Green, 8-bit Red). Bit masks: ARGB
Alpha 0xFF000000
Blue 0x00FF0000
Green 0x0000FF00
Red 0x000000FF Use this formula to pack into 64 bits: long color = (A & 0xffff) << 48 | (B & 0xffff) << 32 | (G & 0xffff) << 16 | (R & 0xffff);