From: An energy-efficient low-memory image compression system for multimedia IoT products
Number | State | Each mode | LR results | QL1 | QL2 |
---|---|---|---|---|---|
1 | Stable state (3.5 < LR < 4.5) | 1L mode | LR1 < TCR | + 1 | + 2 |
2 | LR1 > TCR | − 1 | 0 | ||
3 | 2L mode | LR2 < TCR | +2 | +1 | |
4 | LR2 > TCR | 0 | − 1 | ||
5 | Scene change state | 1L mode |  | BRC table1 new QL1 | QL2 ≤ QL1 |
6 | 2L mode |  | QL1 ≤ QL2 | BRC table2 new QL2 |