public class

Image2RGBA

extends Filter
implements __Delete
java.lang.Object
   ↳ com.pdftron.filters.Filter
     ↳ com.pdftron.pdf.Image2RGBA

Class Overview

Image2RGBA is a filter that can decompress and normalize any PDF image stream (e.g. monochrome, CMYK, etc) into a raw RGBA pixel stream.

Summary

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Inherited Fields
From class com.pdftron.filters.Filter
Public Constructors
Image2RGBA(Element image_element)
Instantiates a new Image2RGBA with specified element
Image2RGBA(Obj image_xobject)
Instantiates a new Image2RGBA with specifed image Obj
Image2RGBA(Image image)
Instantiates a new Image2RGBA with specified image
Image2RGBA(Element image_element, boolean premultiply)
Instantiates a new Image2RGBA.
Image2RGBA(Obj image_xobject, boolean premultiply)
Instantiates a new Image2RGBA.
Image2RGBA(Image image, boolean premultiply)
Instantiates a new Image2RGBA.
Public Methods
void destroy()
Frees the native memory of the object.
Protected Methods
void clearList()
Clear list.
void finalize()
[Expand]
Inherited Methods
From class com.pdftron.filters.Filter
From class java.lang.Object
From interface com.pdftron.pdf.__Delete

Public Constructors

public Image2RGBA (Element image_element)

Instantiates a new Image2RGBA with specified element

Parameters
image_element the input image element

public Image2RGBA (Obj image_xobject)

Instantiates a new Image2RGBA with specifed image Obj

Parameters
image_xobject the input image Obj

public Image2RGBA (Image image)

Instantiates a new Image2RGBA with specified image

Parameters
image the input image

public Image2RGBA (Element image_element, boolean premultiply)

Instantiates a new Image2RGBA.

Parameters
image_element the input image element
premultiply whether to premultiply

public Image2RGBA (Obj image_xobject, boolean premultiply)

Instantiates a new Image2RGBA.

Parameters
image_xobject the input image xobject
premultiply whether to premultiply

public Image2RGBA (Image image, boolean premultiply)

Instantiates a new Image2RGBA.

Parameters
image the input image
premultiply whether to premultiply

Public Methods

public void destroy ()

Frees the native memory of the object. This can be explicity called to control the deallocation of native memory and avoid situations where the garbage collector does not free the object in a timely manner.

See Also

Protected Methods

protected void clearList ()

Clear list.

protected void finalize ()

Throws
Throwable