filter_h6_shuf2: db 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9
filter_h6_shuf3: db 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11
-pw_256: times 8 dw 256
pw_20091: times 4 dw 20091
pw_17734: times 4 dw 17734
cextern pw_3
cextern pw_4
cextern pw_64
+cextern pw_256
SECTION .text