flash.display

# PNGEncoderOptions - AS3

Package | flash.display
Class | public final class PNGEncoderOptions
Inheritance | PNGEncoderOptions Object

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

The PNGEncoderOptions class defines a compression algorithm for the `flash.display.BitmapData.encode()` method.

More examples

Compressing bitmap data

Related API Elements

flash.display.BitmapData
flash.display.BitmapData.encode()

Public Properties
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| Property | Defined By
--- | --- | ---
|  | constructor : Object A reference to the class object or constructor function for a given object instance. | Object
|  | fastCompression : Boolean Chooses compression speed over file size. | PNGEncoderOptions

Public Methods
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| Method | Defined By
--- | --- | ---
|  | PNGEncoderOptions(fastCompression:Boolean = false) Creates a PNGEncoderOptions object, optionally specifying compression settings. | PNGEncoderOptions
|  | hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined. | Object
|  | isPrototypeOf(theClass:Object):Boolean Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter. | Object
|  | propertyIsEnumerable(name:String):Boolean Indicates whether the specified property exists and is enumerable. | Object
|  | setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Sets the availability of a dynamic property for loop operations. | Object
|  | toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions. | Object
|  | toString():String Returns the string representation of the specified object. | Object
|  | valueOf():Object Returns the primitive value of the specified object. | Object

Property Detail

### fastCompression

property

`public var fastCompression:Boolean`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Chooses compression speed over file size. Setting this property to true improves compression speed but creates larger files.

Constructor Detail

### PNGEncoderOptions

()
Constructor

`public function PNGEncoderOptions(fastCompression:Boolean = false)`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Creates a PNGEncoderOptions object, optionally specifying compression settings.

Parameters

| `fastCompression:Boolean` (default = `false`)`` — The initial compression mode.

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Mon Apr 10 2017, 12:28 PM -07:00