AE 区域统计信息
AE按支持 17×15 分块进行统计,每个分块均可以输出16bit R,Gr, Gb,B 均值(Average R/Gr/Gb/B)。以 R、Gr 为例,区块的统计信息读取地址与数据的对应关系如下表所示。m 表示水平分区个数,n 表示垂直分区个数。
Memory address |
Zone |
Memory Read Data |
|
---|---|---|---|
[31:16] |
[15:0] |
||
0 |
0 |
Average R |
Average Gr |
1 |
1 |
Average R |
Average Gr |
2 |
2 |
Average R |
Average Gr |
3 |
3 |
Average R |
Average Gr |
…… |
|||
m*n-3 |
m*n-3 |
Average R |
Average Gr |
m*n-2 |
m*n-2 |
Average R |
Average Gr |
m*n-1 |
m*n-1 |
Average R |
Average Gr |
父主题: AE 统计信息