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
| 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.
|
|
[Expand]
Inherited Methods |
|---|
From class
com.pdftron.filters.Filter
|
static
Filter
|
__Create(long impl, Filter attached)
|
|
long
|
__GetHandle()
|
|
void
|
__SetRefHandle(Object ref)
|
|
void
|
attachFilter(Filter attach_filter)
Attaches a filter to the this filter.
|
|
boolean
|
canSeek()
determine whether the stream supports seeking
|
|
Filter
|
createInputIterator()
Create Filter iterator.
|
|
void
|
destroy()
Frees the native memory of the object.
|
|
void
|
flush()
Forces any data remaining in the buffer to be written to input or
output filter.
|
|
void
|
flushAll()
Forces any data remaining in the filter chain to the source or destination.
|
|
Filter
|
getAttachedFilter()
Get the attached filter.
|
|
String
|
getDecodeName()
Get the decode name.
|
|
String
|
getFilePath()
Get the file path.
|
|
String
|
getName()
Get the name.
|
|
Filter
|
getSourceFilter()
Get the source filter.
|
|
boolean
|
isInputFilter()
Checks if is input filter.
|
|
Filter
|
releaseAttachedFilter()
Release the ownership of the attached filter.
|
|
void
|
seek(long offset, int origin)
When overridden in a derived class, sets the position within the current stream.
|
|
void
|
setStreamLength(long bytes)
The functions specifies the length of the data stream.
|
|
long
|
size()
Returns the size of buffer returned by Begin().
|
|
long
|
tell()
Reports the current read position in the stream relative to the stream origin.
|
|
void
|
writeToFile(String path, boolean append)
Writes the entire filter, starting at current position, to
specified filepath.
|
|
From class
java.lang.Object
|
boolean
|
equals(Object arg0)
|
|
final
Class<?>
|
getClass()
|
|
int
|
hashCode()
|
|
final
void
|
notify()
|
|
final
void
|
notifyAll()
|
|
String
|
toString()
|
|
final
void
|
wait(long arg0, int arg1)
|
|
final
void
|
wait(long arg0)
|
|
final
void
|
wait()
|
|
|
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
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.