MonobjcMonobjc Documented Class Library
QTCaptureDevice Class
NamespacesMonobjc.QTKitQTCaptureDevice

[Missing <summary> documentation for "T:Monobjc.QTKit.QTCaptureDevice"]

Declaration Syntax
C#Visual BasicVisual C++
public class QTCaptureDevice : NSObject, 
	IManagedWrapper, INSCoding
Public Class QTCaptureDevice _
	Inherits NSObject _
	Implements IManagedWrapper, INSCoding
public ref class QTCaptureDevice : public NSObject, 
	IManagedWrapper, INSCoding
Members
All MembersConstructorsMethodsPropertiesFields



IconMemberDescription
QTCaptureDevice(NSCoder)

Returns an object initialized from data in a given unarchiver. (required)

Original signature is '- (id)initWithCoder:(NSCoder *)decoder'

Available in Mac OS X v10.0 and later.


QTCaptureDevice()()()()
Initializes a new instance of the QTCaptureDevice class.

QTCaptureDevice(IntPtr)
Initializes a new instance of the QTCaptureDevice class.

QTCaptureDevice(String, Object, array<Object>[]()[][])
Initializes a new instance of the QTCaptureDevice class.

AddObserverForKeyPathOptionsContext(NSObject, NSString, NSKeyValueObservingOptions, IntPtr)

Registers anObserver to receive KVO notifications for the specified key-path relative to the receiver.

Original signature is '- (void)addObserver:(NSObject *)anObserver forKeyPath:(NSString *)keyPath options:(NSKeyValueObservingOptions)options context:(void *)context'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Alloc()()()()
Allocates a new native instance.
(Inherited from Id.)
AttributeForKey(NSString)

Returns a device attribute for the given key.

Original signature is '- (id)attributeForKey:(NSString *)attributeKey'

Available in 5 and later.


AttributeIsReadOnly(NSString)

Returns whether the given attribute for the device cannot be modified.

Original signature is '- (BOOL)attributeIsReadOnly:(NSString *)attributeKey'

Available in 5 and later.


AttributeKeys

Returns an array of NSString objects containing the names of immutable values that instances of the receiver's class contain.

Original signature is '- (NSArray *)attributeKeys'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
AutoContentAccessingProxy

Creates and returns an autoreleased proxy for the receiving object

Original signature is '- (id)autoContentAccessingProxy'

Available in Mac OS X v10.6 and later.

(Inherited from NSObject.)
Autorelease()()()()

Adds the receiver to the current autorelease pool.

Original signature is '- (id)autorelease'

Available in Mac OS X v10.0 and later.

(Inherited from Id.)
AwakeAfterUsingCoder(NSCoder)

Overridden by subclasses to substitute another object in place of the object that was decoded and subsequently received this message.

Original signature is '- (id)awakeAfterUsingCoder:(NSCoder *)aDecoder'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
BindToObjectWithKeyPathOptions(NSString, Id, NSString, NSDictionary)

Establishes a binding between a given property of the receiver and the property of a given object specified by a given key path.

Original signature is '- (void)bind:(NSString *)binding toObject:(id)observableController withKeyPath:(NSString *)keyPath options:(NSDictionary *)options'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
CastAs<(Of <<'(T>)>>)()()()()
Try to cast the current instance to the given type. The cast is dynamically tested for safety.
(Inherited from Id.)
CastTo<(Of <<'(T>)>>)()()()()
Cast the current instance to the given type. The cast is dynamically tested for safety.
(Inherited from Id.)
Class

Gets the class of the underlying instance.

(Inherited from Id.)
ClassCode

Returns the receiver's Apple event type code, as stored in the NSScriptClassDescription object for the object’s class.

Original signature is '- (FourCharCode)classCode'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ClassDescription

Returns an object containing information about the attributes and relationships of the receiver’s class.

Original signature is '- (NSClassDescription *)classDescription'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ClassForArchiver

Overridden by subclasses to substitute a class other than its own during archiving.

Original signature is '- (Class)classForArchiver'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ClassForCoder

Overridden by subclasses to substitute a class other than its own during coding.

Original signature is '- (Class)classForCoder'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ClassForKeyedArchiver

Overridden by subclasses to substitute a new class for instances during keyed archiving.

Original signature is '- (Class)classForKeyedArchiver'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
ClassForPortCoder

Overridden by subclasses to substitute a class other than its own for distribution encoding.

Original signature is '- (Class)classForPortCoder'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ClassName

Returns a string containing the name of the class.

Original signature is '- (NSString *)className'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
Close()()()()

Releases application control over the device acquired in the open: method.

Original signature is '- (void)close'

Available in 5 and later.


CoerceValueForKey(Id, NSString)

Uses type info from the class description and NSScriptCoercionHandler to attempt to convert value for key to the proper type, if necessary.

Original signature is '- (id)coerceValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ConformsToProtocol(IntPtr)

Returns a Boolean value that indicates whether the receiver conforms to a given protocol. (required)

Original signature is '- (BOOL)conformsToProtocol:(Protocol *)aProtocol'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
Copy()()()()

Returns the object returned by copyWithZone:, where the zone is nil.

Original signature is '- (id)copy'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
CopyScriptingValueForKeyWithProperties(Id, NSString, NSDictionary)

Creates and returns one or more scripting objects to be inserted into the specified relationship by copying the passed-in value and setting the properties in the copied object or objects.

Original signature is '- (id)copyScriptingValue:(id)value forKey:(NSString *)key withProperties:(NSDictionary *)properties'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
Dealloc()()()()

Deallocates the memory occupied by the receiver.

Original signature is '- (void)dealloc'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
DefaultInputDeviceWithMediaType(NSString)

Returns a QTCaptureDevice instance for the default device connected to the user’s system of the given media type.

Original signature is '+ (QTCaptureDevice *)defaultInputDeviceWithMediaType:(NSString *)mediaType'

Available in 5 and later.


Description

Returns a string that describes the contents of the receiver. (required)

Original signature is '- (NSString *)description'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
DeviceAttributes

Returns a dictionary of the device’s current attributes.

Original signature is '- (NSDictionary *)deviceAttributes'

Available in Mac OS X v10.5 and later.


DeviceWithUniqueID(NSString)

Returns a QTCaptureDevice instance with the identifier device UID.

Original signature is '+ (QTCaptureDevice *)deviceWithUniqueID:(NSString *)deviceUID'

Available in 5 and later.


DictionaryWithValuesForKeys(NSArray)

Returns a dictionary containing the property values identified by each of the keys in a given array.

Original signature is '- (NSDictionary *)dictionaryWithValuesForKeys:(NSArray *)keys'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
DidChangeValueForKey(NSString)

Invoked to inform the receiver that the value of a given property has changed.

Original signature is '- (void)didChangeValueForKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
DidChangeValueForKeyWithSetMutationUsingObjects(NSString, NSKeyValueSetMutationKind, NSSet)

Invoked to inform the receiver that the specified change was made to a specified unordered to-many relationship.

Original signature is '- (void)didChangeValueForKey:(NSString *)key withSetMutation:(NSKeyValueSetMutationKind)mutationKind usingObjects:(NSSet *)objects'

Available in Mac OS X v10.4 and later.

(Inherited from NSObject.)
DidChangeValuesAtIndexesForKey(NSKeyValueChange, NSIndexSet, NSString)

Invoked to inform the receiver that the specified change has occurred on the indexes for a specified ordered to-many relationship.

Original signature is '- (void)didChange:(NSKeyValueChange)change valuesAtIndexes:(NSIndexSet *)indexes forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Dispose()()()()
Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
(Inherited from Id.)
Dispose(Boolean)
Releases unmanaged and - optionally - managed resources
(Inherited from Id.)
DoesNotRecognizeSelector(IntPtr)

Handles messages the receiver doesn’t recognize.

Original signature is '- (void)doesNotRecognizeSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
EncodeWithCoder(NSCoder)

Encodes the receiver using a given archiver. (required)

Original signature is '- (void)encodeWithCoder:(NSCoder *)encoder'

Available in Mac OS X v10.0 and later.


Equals(Id)
Indicates whether the current object is equal to another object of the same type.
(Inherited from Id.)
Equals(Object)
Determines whether the specified Object is equal to the current Object.
(Inherited from Id.)
ExposedBindings

Returns an array containing the bindings exposed by the receiver.

Original signature is '- (NSArray *)exposedBindings'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Finalize()()()()
Releases unmanaged resources and performs other cleanup operations before the Id is reclaimed by garbage collection.
(Inherited from Id.)
FormatDescriptions

Returns an array of stream formats currently in use by the device.

Original signature is '- (NSArray *)formatDescriptions'

Available in Mac OS X v10.5 and later.


ForwardingTargetForSelector(IntPtr)

Returns the object to which unrecognized messages should first be directed.

Original signature is '- (id)forwardingTargetForSelector:(SEL)aSelector'

Available in Mac OS X v10.6 and later.

(Inherited from NSObject.)
ForwardInvocation(NSInvocation)

Overridden by subclasses to forward messages to other objects.

Original signature is '- (void)forwardInvocation:(NSInvocation *)anInvocation'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
GetHashCode()()()()
Serves as a hash function for a particular type.
(Inherited from Id.)
GetInstanceVariable<(Of <<'(T>)>>)(String)
Gets the instance variable of the specified name.
(Inherited from Id.)
GetType()()()()
Gets the Type of the current instance.
(Inherited from Object.)
Hash

Returns an integer that can be used as a table address in a hash table structure. (required)

Original signature is '- (NSUInteger)hash'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
HasMediaType(NSString)

Returns whether the receiver sends a stream with the given media type.

Original signature is '- (BOOL)hasMediaType:(NSString *)mediaType'

Available in Mac OS X v10.5 and later.


InfoForBinding(NSString)

Returns a dictionary describing the receiver’s binding.

Original signature is '- (NSDictionary *)infoForBinding:(NSString *)binding'

Available in Mac OS X v10.4 and later.

(Inherited from NSObject.)
Init()()()()

Implemented by subclasses to initialize a new object (the receiver) immediately after memory for it has been allocated.

Original signature is '- (id)init'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
InitWithCoder(NSCoder)

Returns an object initialized from data in a given unarchiver. (required)

Original signature is '- (id)initWithCoder:(NSCoder *)decoder'

Available in Mac OS X v10.0 and later.


InputDevices

Returns an array of devices currently connected to the computer that can be used as input sources.

Original signature is '+ (NSArray *)inputDevices'

Available in 5 and later.


InputDevicesWithMediaType(NSString)

Returns an array of input devices currently connected to the computer that send a stream with the given media type.

Original signature is '+ (NSArray *)inputDevicesWithMediaType:(NSString *)mediaType'

Available in 5 and later.


InsertValueAtIndexInPropertyWithKey(Id, NSUInteger, NSString)

Inserts an object at the specified index in the collection specified by the passed key.

Original signature is '- (void)insertValue:(id)value atIndex:(NSUInteger)index inPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
InsertValueInPropertyWithKey(Id, NSString)

Inserts an object in the collection specified by the passed key.

Original signature is '- (void)insertValue:(id)value inPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
InverseForRelationshipKey(NSString)

For a given key that defines the name of the relationship from the receiver’s class to another class, returns the name of the relationship from the other class to the receiver’s class.

Original signature is '- (NSString *)inverseForRelationshipKey:(NSString *)relationshipKey'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
IsConnected

Returns YES if the device is connected to the computer.

Original signature is '- (BOOL)isConnected'

Available in 5 and later.


IsEqual(Id)

Returns a Boolean value that indicates whether the receiver and a given object are equal. (required)

Original signature is '- (BOOL)isEqual:(id)anObject'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
IsInUseByAnotherApplication

Returns YES is the device is connected, but being exclusively used by another application.

Original signature is '- (BOOL)isInUseByAnotherApplication'

Available in 5 and later.


IsKindOfClass(Class)

Returns a Boolean value that indicates whether the receiver is an instance of given class or an instance of any class that inherits from that class. (required)

Original signature is '- (BOOL)isKindOfClass:(Class)aClass'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
IsMemberOfClass(Class)

Returns a Boolean value that indicates whether the receiver is an instance of a given class. (required)

Original signature is '- (BOOL)isMemberOfClass:(Class)aClass'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
IsOpen

Returns YES if the device is open in the current application.

Original signature is '- (BOOL)isOpen'

Available in 5 and later.


IsProxy

Returns a Boolean value that indicates whether the receiver does not descend from NSObject. (required)

Original signature is '- (BOOL)isProxy'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
LocalizedDisplayName

Returns a localized human-readable name for the receiver’s device.

Original signature is '- (NSString *)localizedDisplayName'

Available in 5 and later.


MemberwiseClone()()()()
Creates a shallow copy of the current Object.
(Inherited from Object.)
MethodForSelector(IntPtr)

Locates and returns the address of the receiver’s implementation of a method so it can be called as a function.

Original signature is '- (IMP)methodForSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
MethodSignatureForSelector(IntPtr)

Returns an NSMethodSignature object that contains a description of the method identified by a given selector.

Original signature is '- (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ModelUniqueID

Returns the unique ID of the model of the receiver’s device.

Original signature is '- (NSString *)modelUniqueID'

Available in Mac OS X v10.5 and later.


MutableArrayValueForKey(NSString)

Returns a mutable array proxy that provides read-write access to an ordered to-many relationship specified by a given key.

Original signature is '- (NSMutableArray *)mutableArrayValueForKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
MutableArrayValueForKeyPath(NSString)

Returns a mutable array that provides read-write access to the ordered to-many relationship specified by a given key path.

Original signature is '- (NSMutableArray *)mutableArrayValueForKeyPath:(NSString *)keyPath'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
MutableCopy()()()()

Returns the object returned by mutableCopyWithZone: where the zone is nil.

Original signature is '- (id)mutableCopy'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
MutableSetValueForKey(NSString)

Returns a mutable set proxy that provides read-write access to the unordered to-many relationship specified by a given key.

Original signature is '- (NSMutableSet *)mutableSetValueForKey:(NSString *)key'

Available in Mac OS X v10.4 and later.

(Inherited from NSObject.)
MutableSetValueForKeyPath(NSString)

Returns a mutable set that provides read-write access to the unordered to-many relationship specified by a given key path.

Original signature is '- (NSMutableSet *)mutableSetValueForKeyPath:(NSString *)keyPath'

Available in Mac OS X v10.4 and later.

(Inherited from NSObject.)
NativePointer
Gets or sets the native pointer.
(Inherited from Id.)
NewScriptingObjectOfClassForValueForKeyWithContentsValueProperties(Class, NSString, Id, NSDictionary)

Creates and returns an instance of a scriptable class, setting its contents and properties, for insertion into the relationship identified by the key.

Original signature is '- (id)newScriptingObjectOfClass:(Class)class forValueForKey:(NSString *)key withContentsValue:(id)contentsValue properties:(NSDictionary *)properties'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
ObservationInfo

Returns a pointer that identifies information about all of the observers that are registered with the receiver.

Original signature is '- (void *)observationInfo'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
ObserveValueForKeyPathOfObjectChangeContext(NSString, Id, NSDictionary, IntPtr)

This message is sent to the receiver when the value at the specified key path relative to the given object has changed.

Original signature is '- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Open(NSError%)

Attempts to give the application control over the device so that it can be used for capture.

Original signature is '- (BOOL)open:(NSError **)errorPtr'

Available in Mac OS X v10.5 and later.


OptionDescriptionsForBinding(NSString)

Returns an array describing the options for the specified binding.

Original signature is '- (NSArray *)optionDescriptionsForBinding:(NSString *)binding'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
PerformSelector(IntPtr)

Sends a specified message to the receiver and returns the result of the message. (required)

Original signature is '- (id)performSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
PerformSelectorInBackgroundWithObject(IntPtr, Id)

Invokes a method of the receiver on a new background thread.

Original signature is '- (void)performSelectorInBackground:(SEL)aSelector withObject:(id)arg'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
PerformSelectorOnMainThreadWithObjectWaitUntilDone(IntPtr, Id, Boolean)

Invokes a method of the receiver on the main thread using the default mode.

Original signature is '- (void)performSelectorOnMainThread:(SEL)aSelector withObject:(id)arg waitUntilDone:(BOOL)wait'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
PerformSelectorOnMainThreadWithObjectWaitUntilDoneModes(IntPtr, Id, Boolean, NSArray)

Invokes a method of the receiver on the main thread using the specified modes.

Original signature is '- (void)performSelectorOnMainThread:(SEL)aSelector withObject:(id)arg waitUntilDone:(BOOL)wait modes:(NSArray *)array'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
PerformSelectorOnThreadWithObjectWaitUntilDone(IntPtr, NSThread, Id, Boolean)

Invokes a method of the receiver on the specified thread using the default mode.

Original signature is '- (void)performSelector:(SEL)aSelector onThread:(NSThread *)thr withObject:(id)arg waitUntilDone:(BOOL)wait'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
PerformSelectorOnThreadWithObjectWaitUntilDoneModes(IntPtr, NSThread, Id, Boolean, NSArray)

Invokes a method of the receiver on the specified thread using the specified modes.

Original signature is '- (void)performSelector:(SEL)aSelector onThread:(NSThread *)thr withObject:(id)arg waitUntilDone:(BOOL)wait modes:(NSArray *)array'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
PerformSelectorWithObject(IntPtr, Id)

Sends a message to the receiver with an object as the argument. (required)

Original signature is '- (id)performSelector:(SEL)aSelector withObject:(id)anObject'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
PerformSelectorWithObjectAfterDelay(IntPtr, Id, Double)

Invokes a method of the receiver on the current thread using the default mode after a delay.

Original signature is '- (void)performSelector:(SEL)aSelector withObject:(id)anArgument afterDelay:(NSTimeInterval)delay'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
PerformSelectorWithObjectAfterDelayInModes(IntPtr, Id, Double, NSArray)

Invokes a method of the receiver on the current thread using the specified modes after a delay.

Original signature is '- (void)performSelector:(SEL)aSelector withObject:(id)anArgument afterDelay:(NSTimeInterval)delay inModes:(NSArray *)modes'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
PerformSelectorWithObjectWithObject(IntPtr, Id, Id)

Sends a message to the receiver with two objects as arguments. (required)

Original signature is '- (id)performSelector:(SEL)aSelector withObject:(id)anObject withObject:(id)anotherObject'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
QTCaptureDeviceAttributeDidChangeNotification

Posted when the one of device’s attributes has changed.

The notification’s user info dictionary will contain the attribute key of the changed attribute for the key QTCaptureDeviceChangedAttributeKey.

Available in .1 and later.


QTCaptureDeviceAttributeWillChangeNotification

Posted when one of the device's attributes is about to change.

The notification’s user info dictionary will contain the attribute key of the changed attribute for the key QTCaptureDeviceChangedAttributeKey.

Available in .1 and later.


QTCaptureDeviceAvailableInputSourcesAttribute

For devices with multiple possible input sources, returns an array of dictionaries describing each available input source. Some devices can capture data from one of multiple input sources (different input jacks on the same audio device, for example). The value is an NSArray of NSDictionary objects. The keys in each dictionary are described in Input Source Dictionary Keys. This string value can be used in key paths for key value coding, key value observing, and bindings.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceAVCTransportControlsAttribute

For AVC devices that read data from linear media, such as tapes, specifies the mode and speed at which that media is playing.

The value is an NSDictionary with keys and values described under QTCaptureDevice AVC Transport Controls.

This string value can be used in key paths for key-value coding, key-value observing, and bindings.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceAVCTransportControlsPlaybackModeKey

A value provided with the QTCaptureDeviceAVCTransportControlsPlaybackModeKey key that specifies whether the device previews audio and displays video while it is running through linear media. QTCaptureDeviceAVCTransportControlsNotPlayingMode is equivalent to the Play mode on most cameras and tape decks, while QTCaptureDeviceAVCTransportControlsPlayingMode is equivalent to Stop on most cameras and tape decks. If the device is connected to a session, the video at the current location on the device’s media will only be captured if this attribute is set to QTCaptureDeviceAVCTransportControlsNotPlayingMode.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceAVCTransportControlsSpeedKey

Specifies the approximate rate at which the device runs through linear media. The value is an NSNumber interpreted as a QTCaptureDeviceAVCTransportControlsSpeed. This is one of the keys that comprise the NSDictionary that specifies the linear media playback mode and rate given by the QTCaptureDeviceAVCTransportControlsAttribute.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceChangedAttributeKey

Indicates the key of the attribute that changed. Used as a key in the userInfo dictionary passed to QTCaptureDeviceAttributeWillChangeNotification, and QTCaptureDeviceAttributeDidChangeNotification to indicate the key of the attribute that changed.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceClass
Static field for a quick access to the QTCaptureDevice class.

QTCaptureDeviceFormatDescriptionsDidChangeNotification

Posted when the device’s formats that are returned by the formatDescriptions method have just changed.

Available in .1 and later.


QTCaptureDeviceFormatDescriptionsWillChangeNotification

Posted when the device's formats that are returned by the formatDescriptions method are about to change.

Available in .1 and later.


QTCaptureDeviceInputSourceIdentifierAttribute

Used to get and set the currently used input source for the device. Some devices can capture data from one of multiple input sources (different input jacks on the same audio device, for example). The value is an object returned by the QTCaptureDeviceInputSourceIdentifierKey key in one of the dictionaries returned by QTCaptureDeviceAvailableInputSourcesAttribute. This string value can be used in key paths for key value coding, key value observing, and bindings.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceInputSourceIdentifierKey

An object representing a unique ID for the input source. This ID is not guaranteed to persist between device connections or changes in device configuration. To set the input source for a device, set QTCaptureDeviceInputSourceIdentifierAttribute to the value returned by this key. This string value can be used in key paths for key value coding, key value observing, and bindings.

This key, along with the QTCaptureDeviceInputSourceLocalizedDisplayNameKey key, comprises the NSDictionary objects describing input sources returned by QTCaptureDeviceAvailableInputSourcesAttribute.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceInputSourceLocalizedDisplayNameKey

The localized display name of an input source, suitable for display in a user interface. This string value can be used in key paths for key value coding, key value observing, and bindings.

This key, along with the QTCaptureDeviceInputSourceIdentifierKey key, comprises the NSDictionary objects describing input sources returned by QTCaptureDeviceAvailableInputSourcesAttribute.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceLegacySequenceGrabberAttribute

An NSValue interpreted as a ComponentInstance for the legacy sequence grabber component used by the device. Some older devices are opened and controlled by legacy Sequence Grabber components. Applications that need to configure legacy devices directly through the Sequence Grabber configuration dialog can access an open component instance with this attribute.

This string value can be used in key paths for key-value coding, key-value observing, and bindings.

If the device is being used in a capture session, do not modify properties of the returned Sequence Grabber component (by displaying the configuration dialog, for example) while the session is running. Doing so will prevent the capture session from capturing more frames.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceLinkedDevicesAttribute

Returns an array of QTCaptureDevice objects that, although they are separate devices on the system, are a part of the same physical device as the receiver. For example, for the external iSight camera, this attribute returns an array containing a QTCaptureDevice for the external iSight microphone.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceSuspendedAttribute

Returns whether or not data capture on the device is suspended due to a feature on the device. For example, this attribute is YES for the external iSight when its privacy iris is closed, or for the internal iSight on a notebook when the notebook’s display is closed.

Available in Mac OS X v10.5 and later.


QTCaptureDeviceWasConnectedNotification

Posted when a device is connected or turned on.

Available in .1 and later.


QTCaptureDeviceWasDisconnectedNotification

Posted when a device is disconnected or turned off.

Available in .1 and later.


Release()()()()

Decrements the receiver�s reference count.

Original signature is '- (oneway void)release'

Available in Mac OS X v10.0 and later.

(Inherited from Id.)
RemoveObserverForKeyPath(NSObject, NSString)

Stops a given object from receiving change notifications for the property specified by a given key-path relative to the receiver.

Original signature is '- (void)removeObserver:(NSObject *)anObserver forKeyPath:(NSString *)keyPath'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
RemoveValueAtIndexFromPropertyWithKey(NSUInteger, NSString)

Removes the object at the specified index from the collection specified by the passed key.

Original signature is '- (void)removeValueAtIndex:(NSUInteger)index fromPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ReplacementObjectForArchiver(NSArchiver)

Overridden by subclasses to substitute another object for itself during archiving.

Original signature is '- (id)replacementObjectForArchiver:(NSArchiver *)anArchiver'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ReplacementObjectForCoder(NSCoder)

Overridden by subclasses to substitute another object for itself during encoding.

Original signature is '- (id)replacementObjectForCoder:(NSCoder *)aCoder'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ReplacementObjectForKeyedArchiver(NSKeyedArchiver)

Overridden by subclasses to substitute another object for itself during keyed archiving.

Original signature is '- (id)replacementObjectForKeyedArchiver:(NSKeyedArchiver *)archiver'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
ReplacementObjectForPortCoder(NSPortCoder)

Overridden by subclasses to substitute another object or a copy for itself during distribution encoding.

Original signature is '- (id)replacementObjectForPortCoder:(NSPortCoder *)aCoder'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ReplaceValueAtIndexInPropertyWithKeyWithValue(NSUInteger, NSString, Id)

Replaces the object at the specified index in the collection specified by the passed key.

Original signature is '- (void)replaceValueAtIndex:(NSUInteger)index inPropertyWithKey:(NSString *)key withValue:(id)value'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
RespondsToSelector(IntPtr)

Returns a Boolean value that indicates whether the receiver implements or inherits a method that can respond to a specified message. (required)

Original signature is '- (BOOL)respondsToSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
RespondsToSelector(String)

Returns a Boolean value that indicates whether the receiver implements or inherits a method that can respond to a specified message.

Original signature is '- (BOOL)respondsToSelector:(SEL)aSelector'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
Retain()()()()

Increments the receiver�s reference count.

Original signature is '- (id)retain'

Available in Mac OS X v10.0 and later.

(Inherited from Id.)
RetainCount

Returns the receiver’s reference count. (required)

Original signature is '- (NSUInteger)retainCount'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
SafeCastAs<(Of <<'(TInstance>)>>)(Id)
Try to cast the current instance to the given type. The cast is dynamically tested for safety.
(Inherited from IdExtensions.)
SafeCastTo<(Of <<'(TInstance>)>>)(Id)
Cast the current instance to the given type. the cast is dynamically tested for safety
(Inherited from IdExtensions.)
SafeRelease(Id)

Performs a safe release operation on the given instance.

The equivalent code is:

CopyC#
if (instance != null) instance.Release();
(Inherited from IdExtensions.)
ScriptingProperties

Returns an NSString-keyed dictionary of the receiver's scriptable properties.

Original signature is '- (NSDictionary *)scriptingProperties'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
ScriptingValueForSpecifier(NSScriptObjectSpecifier)

Given an object specifier, returns the specified object or objects in the receiving container.

Original signature is '- (id)scriptingValueForSpecifier:(NSScriptObjectSpecifier *)objectSpecifier'

Available in Mac OS X v10.5 and later.

(Inherited from NSObject.)
Self

Returns the receiver. (required)

Original signature is '- (id)self'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
SendMessage(String, array<Object>[]()[][])
Sends a message to this receiver (either a Class or an object instance).
(Inherited from Id.)
SendMessageSuper(Class, String, array<Object>[]()[][])

Sends a message to the super instance of this receiver.

(Inherited from Id.)
SendMessageSuperVarArgs(Class, String, array<Object>[]()[][])

Sends a message to the super instance of this receiver.

The last parameter passed must be an object array that contains the variable list of arguments

(Inherited from Id.)
SendMessageVarArgs(String, array<Object>[]()[][])

Sends a message to this receiver (either a Class or an object instance).

The last parameter passed must be an object array that contains the variable list of arguments

(Inherited from Id.)
SetAttributeForKey(Id, NSString)

Sets a device attribute for the given key.

Original signature is '- (void)setAttribute:(id)attributeforKey :(NSString *)attributeKey'

Available in Mac OS X v10.5 and later.


SetInstanceVariable<(Of <<'(T>)>>)(String, T)
Sets the instance variable of the specified name.
(Inherited from Id.)
SetNilValueForKey(NSString)

Invoked by setValue:forKey: when it’s given a nil value for a scalar value (such as an int or float).

Original signature is '- (void)setNilValueForKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Id, NSString)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(String, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Int16, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Int64, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Int32, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Single, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Double, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Char, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKey(Boolean, String)

Sets the property of the receiver specified by a given key to a given value.

Original signature is '- (void)setValue:(id)value forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForKeyPath(Id, NSString)

Sets the value for the property identified by a given key path to a given value.

Original signature is '- (void)setValue:(id)value forKeyPath:(NSString *)keyPath'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValueForUndefinedKey(Id, NSString)

Invoked by setValue:forKey: when it finds no property for a given key.

Original signature is '- (void)setValue:(id)value forUndefinedKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
SetValuesForKeysWithDictionary(NSDictionary)

Sets properties of the receiver with values from a given dictionary, using its keys to identify the properties.

Original signature is '- (void)setValuesForKeysWithDictionary:(NSDictionary *)keyedValues'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Superclass

Returns the class object for the receiver’s superclass. (required)

Original signature is '- (Class)superclass'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ToManyRelationshipKeys

Returns array containing the keys for the to-many relationship properties of the receiver.

Original signature is '- (NSArray *)toManyRelationshipKeys'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ToOneRelationshipKeys

Returns the keys for the to-one relationship properties of the receiver, if any.

Original signature is '- (NSArray *)toOneRelationshipKeys'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ToString()()()()
Returns a String that represents this instance.
(Inherited from NSObject.)
Unbind(NSString)

Removes a given binding between the receiver and a controller.

Original signature is '- (void)unbind:(NSString *)binding'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
UniqueID

Returns the unique ID of the receiver’s device.

Original signature is '- (NSString *)uniqueID'

Available in 5 and later.


ValidateValueForKeyError(Id%, NSString, NSError%)

Returns a Boolean value that indicates whether the value specified by a given pointer is valid for the property identified by a given key.

Original signature is '- (BOOL)validateValue:(id *)ioValue forKey:(NSString *)key error:(NSError **)outError'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
ValidateValueForKeyPathError(Id%, NSString, NSError%)

Returns a Boolean value that indicates whether the value specified by a given pointer is valid for a given key path relative to the receiver.

Original signature is '- (BOOL)validateValue:(id *)ioValue forKeyPath:(NSString *)inKeyPath error:(NSError **)outError'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
ValueAtIndexInPropertyWithKey(NSUInteger, NSString)

Retrieves an indexed object from the collection specified by the passed key.

Original signature is '- (id)valueAtIndex:(NSUInteger)index inPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ValueClassForBinding(NSString)

Returns the class of the value that will be returned for the specified binding.

Original signature is '- (Class)valueClassForBinding:(NSString *)binding'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
ValueForKey(NSString)

Returns the value for the property identified by a given key.

Original signature is '- (id)valueForKey:(NSString *)key'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ValueForKeyPath(NSString)

Returns the value for the derived property identified by a given key path.

Original signature is '- (id)valueForKeyPath:(NSString *)keyPath'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
ValueForUndefinedKey(NSString)

Invoked by valueForKey: when it finds no property corresponding to a given key.

Original signature is '- (id)valueForUndefinedKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
ValueWithNameInPropertyWithKey(NSString, NSString)

Retrieves a named object from the collection specified by the passed key.

Original signature is '- (id)valueWithName:(NSString *)name inPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
ValueWithUniqueIDInPropertyWithKey(Id, NSString)

Retrieves an object by ID from the collection specified by the passed key.

Original signature is '- (id)valueWithUniqueID:(id)uniqueID inPropertyWithKey:(NSString *)key'

Available in Mac OS X v10.2 and later.

(Inherited from NSObject.)
WillChangeValueForKey(NSString)

Invoked to inform the receiver that the value of a given property is about to change.

Original signature is '- (void)willChangeValueForKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
WillChangeValueForKeyWithSetMutationUsingObjects(NSString, NSKeyValueSetMutationKind, NSSet)

Invoked to inform the receiver that the specified change is about to be made to a specified unordered to-many relationship.

Original signature is '- (void)willChangeValueForKey:(NSString *)key withSetMutation:(NSKeyValueSetMutationKind)mutationKind usingObjects:(NSSet *)objects'

Available in Mac OS X v10.4 and later.

(Inherited from NSObject.)
WillChangeValuesAtIndexesForKey(NSKeyValueChange, NSIndexSet, NSString)

Invoked to inform the receiver that the specified change is about to be executed at given indexes for a specified ordered to-many relationship.

Original signature is '- (void)willChange:(NSKeyValueChange)change valuesAtIndexes:(NSIndexSet *)indexes forKey:(NSString *)key'

Available in Mac OS X v10.3 and later.

(Inherited from NSObject.)
Zone

Returns a pointer to the zone from which the receiver was allocated. (required)

Original signature is '- (NSZone *)zone'

Available in Mac OS X v10.0 and later.

(Inherited from NSObject.)
Inheritance Hierarchy
Object
Id
 NSObject
  QTCaptureDevice
Version Information
  • Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)

Assembly: Monobjc.QTKit (Module: Monobjc.QTKit)