PNG Predictor Algorithms |
Description |
---|---|
None |
No prediction |
Sub |
Predicts the same as the sample to the left |
Up |
Predicts the same as the sample above |
Average |
Predicts the average of the sample to the left and the sample above |
Paeth |
A nonlinear function of the sample above, the sample to the left, and the sample to the upper left |