|
Value |
Meaning |
|---|---|
|
1 |
No prediction (the default value) |
|
2 |
TIFF Predictor 2 |
|
10 |
PNG prediction (on encoding, PNG None on all rows) |
|
11 |
PNG prediction (on encoding, PNG Sub on all rows) |
|
12 |
PNG prediction (on encoding, PNG Up on all rows) |
|
13 |
PNG prediction (on encoding, PNG Average on all rows) |
|
14 |
PNG prediction (on encoding, PNG Paeth on all rows) |
|
15 |
PNG prediction (on encoding, PNG optimum) |