FileNode Class |
File Storage Node class
Inheritance HierarchyNamespace: OpenCvSharp
Assembly: OpenCvSharp (in OpenCvSharp.dll) Version: 3.4.1.20180605-33-CaRLSharp
SyntaxThe FileNode type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | FileNode |
The default constructor
|
| FileNode(IntPtr) |
Initializes from cv::FileNode*
|
Properties| Name | Description | |
|---|---|---|
 | AllocatedMemory |
Gets or sets a memory address allocated by AllocMemory.
(Inherited from DisposableObject.) |
| AllocatedMemorySize |
Gets or sets the byte length of the allocated memory
(Inherited from DisposableObject.) |
 | CvPtr |
Native pointer of OpenCV structure
(Inherited from DisposableCvObject.) |
| Empty |
Returns true if the node is empty
|
| IsDisposed |
Gets a value indicating whether this instance has been disposed.
(Inherited from DisposableObject.) |
| IsEnabledDispose |
Gets or sets a value indicating whether you permit disposing this instance.
(Inherited from DisposableObject.) |
| IsInt |
Returns true if the node is an integer
|
| IsMap |
Returns true if the node is a mapping
|
| IsNamed |
Returns true if the node has a name
|
| IsNone |
Returns true if the node is a "none" object
|
| IsReal |
Returns true if the node is a floating-point number
|
| IsSeq |
Returns true if the node is a sequence
|
| IsString |
Returns true if the node is a text string
|
| ItemInt32 |
returns element of a sequence node
|
| ItemString |
returns element of a mapping node
|
| Name |
Returns the node name or an empty string if the node is nameless
|
| Size |
Returns the number of elements in the node, if it is a sequence or mapping, or 1 otherwise.
|
| Type |
Returns type of the node.
|
Methods| Name | Description | |
|---|---|---|
 | AllocGCHandle |
Pins the object to be allocated by cvSetData.
(Inherited from DisposableObject.) |
| AllocMemory |
Allocates the specified size of memory.
(Inherited from DisposableObject.) |
| Begin |
returns iterator pointing to the first node element
|
| Dispose |
Releases the resources
(Inherited from DisposableObject.) |
| DisposeManaged |
Releases managed resources
(Inherited from DisposableObject.) |
| DisposeUnmanaged |
Releases unmanaged resources
(Overrides DisposableCvObjectDisposeUnmanaged.) |
| End |
returns iterator pointing to the element following the last node element
|
| Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
| Finalize |
Destructor
(Inherited from DisposableObject.) |
| GetEnumerator | |
| GetHashCode | Serves as the default hash function. (Inherited from Object.) |
| GetType | Gets the Type of the current instance. (Inherited from Object.) |
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
| NotifyMemoryPressure |
Notifies the allocated size of memory.
(Inherited from DisposableObject.) |
| ReadDMatch | |
| ReadDMatches | |
| ReadDouble | |
| ReadFloat | |
| ReadInt | |
| ReadKeyPoint | |
| ReadKeyPoints | |
| ReadMat | |
| ReadObj |
Reads the registered object and returns pointer to it
|
| ReadPoint | |
| ReadPoint2d | |
| ReadPoint2f | |
| ReadPoint3d | |
| ReadPoint3f | |
| ReadPoint3i | |
| ReadRange | |
| ReadRaw |
Reads node elements to the buffer with the specified format
|
| ReadRect | |
| ReadRect2d | |
| ReadRect2f | |
| ReadScalar | |
| ReadSize | |
| ReadSize2d | |
| ReadSize2f | |
| ReadSparseMat | |
| ReadString | |
| ReadVec2b | |
| ReadVec2d | |
| ReadVec2f | |
| ReadVec2i | |
| ReadVec2s | |
| ReadVec2w | |
| ReadVec3b | |
| ReadVec3d | |
| ReadVec3f | |
| ReadVec3i | |
| ReadVec3s | |
| ReadVec3w | |
| ReadVec4b | |
| ReadVec4d | |
| ReadVec4f | |
| ReadVec4i | |
| ReadVec4s | |
| ReadVec4w | |
| ReadVec6b | |
| ReadVec6d | |
| ReadVec6f | |
| ReadVec6i | |
| ReadVec6s | |
| ReadVec6w | |
| ThrowIfDisposed |
If this object is disposed, then ObjectDisposedException is thrown.
(Inherited from DisposableObject.) |
| ToString | Returns a string that represents the current object. (Inherited from Object.) |
Operators| Name | Description | |
|---|---|---|
  | (FileNode to Int32) |
Returns the node content as an integer. If the node stores floating-point number, it is rounded.
|
| (FileNode to Single) |
Returns the node content as float
|
| (FileNode to Double) |
Returns the node content as double
|
| (FileNode to String) |
Returns the node content as text string
|
| (FileNode to Mat) |
Returns the node content as OpenCV Mat
|
Fields| Name | Description | |
|---|---|---|
 | dataHandle |
Gets or sets a handle which allocates using cvSetData.
(Inherited from DisposableObject.) |
| ptr |
Data pointer
(Inherited from DisposableCvObject.) |
Explicit Interface Implementations| Name | Description | |
|---|---|---|
  | IEnumerableGetEnumerator | Returns an enumerator that iterates through a collection. |
See Also