From: Invertible update-then-predict integer lifting wavelet for lossless image compression
Item | No. of | No. of | No. of | Sum |
---|---|---|---|---|
 | multiplication | addition | rounding |  |
p(z) | 2 | 1 | 0 | 3 |
Round after p(z) | 0 | 0 | 1 | 1 |
+ after p(z) | 0 | 1 | 0 | 1 |
u(z) | 2 | 1 | 0 | 3 |
Round after u(z) | 0 | 0 | 1 | 1 |
+ after u(z) | 0 | 1 | 0 | 1 |
Scaling lifting | 4 | 4 | 3 | 11 |
Sum | 8 | 8 | 5 | 21 |