Class DisposableObject

Represents a class which manages its own memory.

Inheritance
System.Object
DisposableObject
CvTrackbar
DisposableCvObject
ArrayAddress1<T>
ArrayAddress2<T>
Window
Namespace: OpenCvSharp
Assembly: OpenCvSharp.dll
Syntax
public abstract class DisposableObject : IDisposable

Constructors

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DisposableObject()

Default constructor

Declaration
protected DisposableObject()
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DisposableObject(Boolean)

Constructor

Declaration
protected DisposableObject(bool isEnabledDispose)
Parameters
Type Name Description
System.Boolean isEnabledDispose

true if you permit disposing this class by GC

Properties

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AllocatedMemory

Gets or sets a memory address allocated by AllocMemory.

Declaration
protected IntPtr AllocatedMemory { get; set; }
Property Value
Type Description
IntPtr
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AllocatedMemorySize

Gets or sets the byte length of the allocated memory

Declaration
protected long AllocatedMemorySize { get; set; }
Property Value
Type Description
System.Int64
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DataHandle

Gets or sets a handle which allocates using cvSetData.

Declaration
protected GCHandle DataHandle { get; }
Property Value
Type Description
System.Runtime.InteropServices.GCHandle
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IsDisposed

Gets a value indicating whether this instance has been disposed.

Declaration
public bool IsDisposed { get; protected set; }
Property Value
Type Description
System.Boolean
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IsEnabledDispose

Gets or sets a value indicating whether you permit disposing this instance.

Declaration
public bool IsEnabledDispose { get; set; }
Property Value
Type Description
System.Boolean

Methods

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AllocGCHandle(Object)

Pins the object to be allocated by cvSetData.

Declaration
protected GCHandle AllocGCHandle(object obj)
Parameters
Type Name Description
System.Object obj
Returns
Type Description
System.Runtime.InteropServices.GCHandle
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AllocMemory(Int32)

Allocates the specified size of memory.

Declaration
protected IntPtr AllocMemory(int size)
Parameters
Type Name Description
System.Int32 size
Returns
Type Description
IntPtr
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Dispose()

Releases the resources

Declaration
public void Dispose()
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Dispose(Boolean)

Releases the resources

Declaration
protected virtual void Dispose(bool disposing)
Parameters
Type Name Description
System.Boolean disposing

If disposing equals true, the method has been called directly or indirectly by a user's code. Managed and unmanaged resources can be disposed. If false, the method has been called by the runtime from inside the finalizer and you should not reference other objects. Only unmanaged resources can be disposed.
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DisposeManaged()

Releases managed resources

Declaration
protected virtual void DisposeManaged()
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DisposeUnmanaged()

Releases unmanaged resources

Declaration
protected virtual void DisposeUnmanaged()
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Finalize()

Destructor

Declaration
protected void Finalize()
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NotifyMemoryPressure(Int64)

Notifies the allocated size of memory.

Declaration
protected void NotifyMemoryPressure(long size)
Parameters
Type Name Description
System.Int64 size
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ThrowIfDisposed()

If this object is disposed, then ObjectDisposedException is thrown.

Declaration
public void ThrowIfDisposed()