#$quad=pack('Q', $rr, $gg, $bb, 0x0000);
	#$q2=pack('Q1', $rr, $gg, $bb, 0x0000);  # Q2=0x0000000000000000
	#$q4=pack('S4', $rr, $gg, $bb, 0x0000);  # 
	#$q5=pack("SSSS", $rr, $gg, $bb, 0x0000);  # 
	#$q3=pack('Q*', $rr, $gg, $bb, 0x0000);  # Q3=0x0000000000000000
	#$q4=pack("Q", $rr, $gg, $bb, 0x0000);  # Q4=0x0000000000000000
	#$q5=pack("S*", $rr, $gg, $bb, 0x0000);  # Q5=0x0000000000000000
	#$q5=pack("Q*", @ushort[$ii .. $ii+2]);