Package org.opensourcephysics.media.mov

Class MovieFactory

java.lang.Object

org.opensourcephysics.media.mov.MovieFactory

public class MovieFactory
extends Object

A factory class to manage movie engines

Author:

hansonr

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ENGINE_JS
static final String	ENGINE_NONE
static final String	ENGINE_XUGGLE
static boolean	hadXuggleError
static boolean	xuggleIsPresent
static boolean	xuggleNeeds32bitVM

Constructor Summary

Constructors

Constructor	Description
MovieFactory()

Method Summary

Modifier and Type	Method	Description
static File	createThumbnailFile(Dimension defaultThumbnailDimension, String sourcePath, String thumbPath)	Creates a thumbnail file for a movie video.
static String	getMovieEngineName(boolean forDialog)	Gets the name of the current movie engine.
static String[]	getUpdatedVideoEngines()	Updates video engine files if available
static boolean	hasVideoEngine()	Determines if a movie engine is available
static void	showAbout(String engineName, String requester)	Show an About dialog for a video engine
static void	startMovieThumbnailTool()	"Starts" the thumbnail tool (if present) by instantiating it by reflection.

Methods inherited from class java.lang.Object

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

Field Details

ENGINE_NONE

public static final String ENGINE_NONE

See Also:

• Constant Field Values

ENGINE_JS

public static final String ENGINE_JS

See Also:

• Constant Field Values

ENGINE_XUGGLE

public static final String ENGINE_XUGGLE

See Also:

• Constant Field Values

hadXuggleError

public static boolean hadXuggleError

xuggleIsPresent

public static boolean xuggleIsPresent

xuggleNeeds32bitVM

public static boolean xuggleNeeds32bitVM

Constructor Details

MovieFactory

public MovieFactory()

Method Details

createThumbnailFile

public static File createThumbnailFile(Dimension defaultThumbnailDimension,
 String sourcePath,
 String thumbPath)

Creates a thumbnail file for a movie video.

Parameters:

defaultThumbnailDimension - desired dimension

sourcePath - movie video source

thumbPath - path of the newly created thumbnail

Returns:

the thumbnail file, or null if failed

getMovieEngineName

public static String getMovieEngineName(boolean forDialog)

Gets the name of the current movie engine.

Parameters:

forDialog - if true, returns locale version of "none"

Returns:

"Xuggle" or "JS" or "none" or Locale version of "none"

hasVideoEngine

public static boolean hasVideoEngine()

Determines if a movie engine is available

Returns:

true if available

startMovieThumbnailTool

public static void startMovieThumbnailTool()

"Starts" the thumbnail tool (if present) by instantiating it by reflection.

getUpdatedVideoEngines

public static String[] getUpdatedVideoEngines()

Updates video engine files if available

Returns:

array of video engine names that were updated. May return null.

showAbout

public static void showAbout(String engineName,
 String requester)

Show an About dialog for a video engine

Parameters:

engineName - one of the allowed engine names

requester - name of a requestor. May be null.