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Since ROI scaling is always a reversible operation, it calls isReversible() method of it source (the quantizer module).
public virtual bool isReversible(int t, int c)
| Type | Name | Description |
|---|---|---|
| int | t | The tile to test for reversibility |
| int | c | The component to test for reversibility |
| Type | Description |
|---|---|
| bool | True if the quantized data is reversible, false if not. |