edu.umd.cfar.lamp.viper.gui.players
Class NativePlayer

java.lang.Object
  edu.umd.cfar.lamp.viper.gui.players.DataPlayer
      edu.umd.cfar.lamp.viper.gui.players.DataPlayerHelper
          edu.umd.cfar.lamp.viper.gui.players.NativePlayer

All Implemented Interfaces:

java.util.Iterator, java.util.ListIterator

public class NativePlayer

extends edu.umd.cfar.lamp.viper.gui.players.DataPlayerHelper

Author:

davidm To change the template for this generated type comment go to Window>Preferences>Java>Code Generation>Code and Comments

Field Summary

protected PrefsManager

prefs

Fields inherited from class edu.umd.cfar.lamp.viper.gui.players.DataPlayer

B_FRAME, EMPTY_FRAME, I_FRAME, logger, P_FRAME, UNKNOWN_FRAME

Constructor Summary

NativePlayer(java.lang.String path)

Method Summary

void	add(java.lang.Object o)
void	destroy() Does any cleanup required.
java.awt.Image	getImage() Function returns the image with the current index.
java.awt.Image	getImage(Instant i) Get the image at the given instant.
java.lang.String	getImageType(Instant i) The default implementation says that every frame is an i-frame.
ViperViewMediator	getMediator()
Instant	getNow() Get the currently loaded instant.
Rational	getPixelAspectRatio() Returns the default pixel aspect ratio of one.
PrefsManager	getPrefs()
FrameRate	getRate() Gets the frame rate of the video.
Span	getSpan() Gets the interval of the video clip
boolean	hasNext()
boolean	hasPrevious()
protected java.awt.Image	helpGetImage(Frame f)
java.lang.Object	next()
int	nextIndex()
java.lang.Object	previous()
int	previousIndex()
void	remove()
void	set(java.lang.Object o)
void	setElement(MediaElement element) Since real data players should know their own metadata, the default behaviour of this method is to ignore it.
void	setMediator(ViperViewMediator mediator)
void	setNow(Instant i) Set the currently loaded instant/frame.
void	setPrefs(PrefsManager prefs)

Methods inherited from class edu.umd.cfar.lamp.viper.gui.players.DataPlayer

createDataPlayer, getLogger

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

prefs

protected PrefsManager prefs

Constructor Detail

NativePlayer

public NativePlayer(java.lang.String path)

Method Detail

helpGetImage

protected java.awt.Image helpGetImage(Frame f)
                               throws java.io.IOException,
                                      java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException

getSpan

public Span getSpan()

Description copied from class: DataPlayer

Gets the interval of the video clip

Specified by:

getSpan in class DataPlayer

Returns:

getNow

public Instant getNow()

Description copied from class: DataPlayer

Get the currently loaded instant.

Specified by:

getNow in class DataPlayer

Returns:

setNow

public void setNow(Instant i)

Description copied from class: DataPlayer

Set the currently loaded instant/frame.

Specified by:

setNow in class DataPlayer

Parameters:

i -

getRate

public FrameRate getRate()

Description copied from class: DataPlayer

Gets the frame rate of the video.

Specified by:

getRate in class DataPlayer

Returns:

null if the frame rate is unknown

getImageType

public java.lang.String getImageType(Instant i)

Description copied from class: edu.umd.cfar.lamp.viper.gui.players.DataPlayerHelper

The default implementation says that every frame is an i-frame. Override this to do something useful.

Parameters:

i - instant to check

Returns:

i-frame

getPrefs

public PrefsManager getPrefs()

Specified by:

getPrefs in class DataPlayer

Returns:

Returns the prefs.

setPrefs

public void setPrefs(PrefsManager prefs)

Specified by:

setPrefs in class DataPlayer

Parameters:

prefs - The prefs to set.

getImage

public java.awt.Image getImage()

Description copied from class: DataPlayer

Function returns the image with the current index.

Specified by:

getImage in class DataPlayer

Returns:

current Image.

getImage

public java.awt.Image getImage(Instant i)

Description copied from class: DataPlayer

Get the image at the given instant.

Specified by:

getImage in class DataPlayer

Parameters:

i -

Returns:

@throws UnknownFrameRateException

hasNext

public boolean hasNext()

next

public java.lang.Object next()

nextIndex

public int nextIndex()

hasPrevious

public boolean hasPrevious()

previous

public java.lang.Object previous()

previousIndex

public int previousIndex()

add

public void add(java.lang.Object o)

remove

public void remove()

set

public void set(java.lang.Object o)

destroy

public void destroy()

Description copied from class: DataPlayer

Does any cleanup required.

Specified by:

destroy in class DataPlayer

getMediator

public ViperViewMediator getMediator()

Returns:

setMediator

public void setMediator(ViperViewMediator mediator)

Specified by:

setMediator in class DataPlayer

Parameters:

mediator -

getPixelAspectRatio

public Rational getPixelAspectRatio()

Returns the default pixel aspect ratio of one.

Specified by:

getPixelAspectRatio in class DataPlayer

Returns:

1

setElement

public void setElement(MediaElement element)

Since real data players should know their own metadata, the default behaviour of this method is to ignore it.

Specified by:

setElement in class DataPlayer

Parameters:

element - the new metadata for the file.