ActionScript® 3.0 Reference for the Adobe® Flash® Platform
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flash.display 

BitmapEncodingColorSpace  - AS3

Packageflash.display
Classpublic final class BitmapEncodingColorSpace
InheritanceBitmapEncodingColorSpace Inheritance 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
 PropertyDefined By
 Inheritedconstructor : Object
A reference to the class object or constructor function for a given object instance.
Object
Public Methods
 MethodDefined By
 Inherited
hasOwnProperty(name:String):Boolean
Indicates whether an object has a specified property defined.
Object
 Inherited
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
 Inherited
propertyIsEnumerable(name:String):Boolean
Indicates whether the specified property exists and is enumerable.
Object
 Inherited
setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void
Sets the availability of a dynamic property for loop operations.
Object
 Inherited
toLocaleString():String
Returns the string representation of this object, formatted according to locale-specific conventions.
Object
 Inherited
toString():String
Returns the string representation of the specified object.
Object
 Inherited
valueOf():Object
Returns the primitive value of the specified object.
Object
Public Constants
 ConstantDefined 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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