public class VideoCamera extends Source implements javax.media.ControllerListener
Modifier and Type | Class and Description |
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class |
VideoCamera.PreAccessCodec
A pass-through codec to access to individual frames.
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Entity.ContainedObjectsIterator
Modifier and Type | Field and Description |
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Parameter |
deviceNumber
This parameter lets the user select the device to use.
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StringAttribute |
formatName
The type of video format to use.
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_triggered, output, trigger
_typesValid
_actorFiringListeners, _initializables, _notifyingActorFiring, _stopRequested
_changeListeners, _changeLock, _changeRequests, _debugging, _debugListeners, _deferChangeRequests, _elementName, _isPersistent, _verbose, _workspace, ATTRIBUTES, CLASSNAME, COMPLETE, CONTENTS, DEEP, FULLNAME, LINKS
COMPLETED, NOT_READY, STOP_ITERATING
Constructor and Description |
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VideoCamera(CompositeEntity container,
java.lang.String name)
Construct an actor with the given container and name.
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Modifier and Type | Method and Description |
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protected boolean |
_waitForState(int state)
Block until the processor has transitioned to the given state.
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java.lang.Object |
clone(Workspace workspace)
Clone the actor into the specified workspace.
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void |
controllerUpdate(javax.media.ControllerEvent evt)
Controller Listener.
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void |
fire()
Capture a frame and send a java.awt.Image object
to the output port.
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void |
initialize()
Open the file at the URL, and set the width of the output.
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void |
wrapup()
Close the media processor.
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_customTypeConstraints, prefire
_containedTypeConstraints, _defaultTypeConstraints, _fireAt, _fireAt, attributeTypeChanged, clone, isBackwardTypeInferenceEnabled, newPort, typeConstraintList, typeConstraints
_actorFiring, _actorFiring, _declareDelayDependency, addActorFiringListener, addInitializable, connectionsChanged, createReceivers, declareDelayDependency, getCausalityInterface, getDirector, getExecutiveDirector, getManager, inputPortList, isFireFunctional, isStrict, iterate, newReceiver, outputPortList, postfire, preinitialize, pruneDependencies, recordFiring, removeActorFiringListener, removeDependency, removeInitializable, setContainer, stop, stopFire, terminate
_adjustDeferrals, _checkContainer, _getContainedObject, _propagateExistence, getContainer, instantiate, isAtomic, isOpaque, moveDown, moveToFirst, moveToIndex, moveToLast, moveUp, propagateExistence, setName
_addPort, _description, _exportMoMLContents, _removePort, _validateSettables, connectedPortList, connectedPorts, containedObjectsIterator, getAttribute, getPort, getPorts, linkedRelationList, linkedRelations, portList, removeAllPorts, setClassDefinition, uniqueName
_setParent, exportMoML, getChildren, getElementName, getParent, getPrototypeList, isClassDefinition, isWithinClassDefinition
_addAttribute, _adjustOverride, _attachText, _cloneFixAttributeFields, _containedDecorators, _copyChangeRequestList, _debug, _debug, _debug, _debug, _debug, _executeChangeRequests, _getIndentPrefix, _isMoMLSuppressed, _markContentsDerived, _notifyHierarchyListenersAfterChange, _notifyHierarchyListenersBeforeChange, _propagateValue, _removeAttribute, _splitName, _stripNumericSuffix, addChangeListener, addDebugListener, addHierarchyListener, attributeChanged, attributeDeleted, attributeList, attributeList, decorators, deepContains, depthInHierarchy, description, description, event, executeChangeRequests, exportMoML, exportMoML, exportMoML, exportMoML, exportMoMLPlain, getAttribute, getAttributes, getChangeListeners, getClassName, getDecoratorAttribute, getDecoratorAttributes, getDerivedLevel, getDerivedList, getDisplayName, getFullName, getModelErrorHandler, getName, getName, getSource, handleModelError, isDeferringChangeRequests, isOverridden, isPersistent, lazyContainedObjectsIterator, message, notifyOfNameChange, propagateValue, propagateValues, removeAttribute, removeChangeListener, removeDebugListener, removeHierarchyListener, requestChange, setClassName, setDeferringChangeRequests, setDerivedLevel, setDisplayName, setModelErrorHandler, setPersistent, setSource, sortContainedObjects, toplevel, toString, validateSettables, workspace
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
createReceivers, getCausalityInterface, getDirector, getExecutiveDirector, getManager, inputPortList, newReceiver, outputPortList
isFireFunctional, isStrict, iterate, postfire, stop, stopFire, terminate
addInitializable, preinitialize, removeInitializable
description, getContainer, getDisplayName, getFullName, getName, getName, setName
getDerivedLevel, getDerivedList, propagateValue
public StringAttribute formatName
public Parameter deviceNumber
public VideoCamera(CompositeEntity container, java.lang.String name) throws IllegalActionException, NameDuplicationException
container
- The container.name
- The name of this actor.IllegalActionException
- If the actor cannot be contained
by the proposed container.NameDuplicationException
- If the container already has an
actor with this name.public java.lang.Object clone(Workspace workspace) throws java.lang.CloneNotSupportedException
clone
in class TypedAtomicActor
workspace
- The workspace for the new attributejava.lang.CloneNotSupportedException
- If a derived class contains
an attribute that cannot be cloned.NamedObj.exportMoML(Writer, int, String)
,
NamedObj.setDeferringChangeRequests(boolean)
public void controllerUpdate(javax.media.ControllerEvent evt)
controllerUpdate
in interface javax.media.ControllerListener
public void fire() throws IllegalActionException
fire
in interface Executable
fire
in class Source
IllegalActionException
- If there's no director.public void initialize() throws IllegalActionException
initialize
in interface Initializable
initialize
in class AtomicActor<TypedIOPort>
IllegalActionException
- If there are no video capture
devices.public void wrapup()
wrapup
in interface Initializable
wrapup
in class AtomicActor<TypedIOPort>
protected boolean _waitForState(int state)
state
- The state for which we are waiting.