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Filters

PngFilterSelection

Reference / Filters

interface abstract Core · roukmoute/pdf 0.6.2

PDF\Syntax\Filters\PngFilterSelection
Per-row encoder choice; the actual filter tag always accompanies every PNG-predicted row.

Read the source declaration ↗

Inheritance and contracts

This type declares no parent, interface or trait.

Declared methods

predictor()

public abstract function predictor(): PDF\Syntax\Object\IntegerType

Declared by PDF\Syntax\Filters\PngFilterSelection · View the code ↗

select()

public abstract function select(string $row, string $previous, PDF\Syntax\Filters\PredictorLayout $layout): PDF\Syntax\Filters\PngRowFilter

Declared by PDF\Syntax\Filters\PngFilterSelection · View the code ↗