+#define ROW1_32(n) \
+ memcpy((char *)image, (char *)mem + (4 * 16 * (n)), 4 * 16); \
+ image = (unsigned QUAD *)(((unsigned char *)image) + lineBytes);
+
+#define ROW2_32(n) ROW1_32(n) ROW1_32(n+1)
+#define ROW4_32(n) ROW2_32(n) ROW2_32(n+2)
+#define ROW8_32(n) ROW4_32(n) ROW4_32(n+4)
+#define ROW16_32() ROW8_32(0) ROW8_32(8)
+