flash.display

# BitmapEncodingColorSpace - AS3

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

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

The BitmapEncodingColorSpace class defines the constants that specify how color channels are sampled by the `flash.display.BitmapData.encode()` method when specifying the compressor as flash.display.JPEGXREncoderOptions.

For more information on these constants, see http://en.wikipedia.org/wiki/Chroma_subsampling.

Related API Elements

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

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

Public Methods
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| Method | Defined By
--- | --- | ---
|  | 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

Public Constants

| Constant | Defined By
--- | --- | ---
|  | COLORSPACE_4_2_0 : String = "4:2:0" [static] Specifies a subsampling scheme of 4:2:0. | BitmapEncodingColorSpace
|  | COLORSPACE_4_2_2 : String = "4:2:2" [static] Specifies a subsampling scheme of 4:2:2. | BitmapEncodingColorSpace
|  | COLORSPACE_4_4_4 : String = "4:4:4" [static] Specifies a subsampling scheme of 4:4:4. | BitmapEncodingColorSpace
|  | COLORSPACE_AUTO : String = "auto" [static] Specifies a subsampling scheme of auto. | BitmapEncodingColorSpace

Constant Detail

### COLORSPACE_4_2_0

Constant

`public static const COLORSPACE_4_2_0:String = "4:2:0"`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Specifies a subsampling scheme of 4:2:0.

### COLORSPACE_4_2_2

Constant

`public static const COLORSPACE_4_2_2:String = "4:2:2"`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Specifies a subsampling scheme of 4:2:2.

### COLORSPACE_4_4_4

Constant

`public static const COLORSPACE_4_4_4:String = "4:4:4"`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Specifies a subsampling scheme of 4:4:4.

### COLORSPACE_AUTO

Constant

`public static const COLORSPACE_AUTO:String = "auto"`

Language Version: | ActionScript 3.0

Runtime Versions: | Flash Player 11.3, AIR 3.3

Specifies a subsampling scheme of auto. The auto scheme depends on the image that you are compressing, but has a default of 4:2:0.

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