Class KeyFrameDetectorBlock

Key frame detector block. Implements the MediaBlock. Implements the IMediaBlockInternals. Implements the IDisposable.

Inheritance
object
MediaBlock
KeyFrameDetectorBlock
Implements
Inherited Members
Namespace: VisioForge.Core.MediaBlocks.VideoProcessing
Assembly: VisioForge.Core.dll
Syntax
public class KeyFrameDetectorBlock : MediaBlock, IMediaBlock, IDisposable, IMediaBlockInternals

Constructors

KeyFrameDetectorBlock()

Initializes a new instance of the KeyFrameDetectorBlock class.

Declaration
public KeyFrameDetectorBlock()

Fields

TAG

The tag.

Declaration
protected const string TAG = "KeyFrameDetectorBlock"
Field Value
Type Description
string

Properties

Input

Gets the input.

Declaration
public override MediaBlockPad Input { get; }
Property Value
Type Description
MediaBlockPad

The input.
Overrides
MediaBlock.Input

Inputs

Gets the inputs.

Declaration
public override MediaBlockPad[] Inputs { get; }
Property Value
Type Description
MediaBlockPad[]

The inputs.
Overrides
MediaBlock.Inputs

JSONFilename

Gets or sets the JSON filename to export key frames.

Declaration
public string JSONFilename { get; set; }
Property Value
Type Description
string

The JSON filename.

Output

Gets the output.

Declaration
public override MediaBlockPad Output { get; }
Property Value
Type Description
MediaBlockPad

The output.
Overrides
MediaBlock.Output

Outputs

Gets the outputs.

Declaration
public override MediaBlockPad[] Outputs { get; }
Property Value
Type Description
MediaBlockPad[]

The outputs.
Overrides
MediaBlock.Outputs

Type

Gets the type.

Declaration
public override MediaBlockType Type { get; }
Property Value
Type Description
MediaBlockType

The type.
Overrides
MediaBlock.Type

Methods

Build()

Builds this instance.

Declaration
public override bool Build()
Returns
Type Description
bool

true if successfull, false otherwise.
Overrides
MediaBlock.Build()

CleanUp()

Cleans up.

Declaration
public void CleanUp()

Dispose(bool)

Releases unmanaged and - optionally - managed resources.

Declaration
protected override void Dispose(bool disposing)
Parameters
Type Name Description
bool disposing

true to release both managed and unmanaged resources; false to release only unmanaged resources.
Overrides
MediaBlock.Dispose(bool)

GetCore()

Gets core.

Declaration
public BaseElement GetCore()
Returns
Type Description
BaseElement

VisioForge.Core.GStreamer.Base.BaseElement.

GetElement()

Gets the element.

Declaration
public Element GetElement()
Returns
Type Description
Element

Gst.Element.

IsAvailable()

Determines whether this media block is available. Correct NuGet SDK redist should be included into your project.

Declaration
public static bool IsAvailable()
Returns
Type Description
bool

true if this media block is available; otherwise, false.

Events

OnKeyFrameDetected

This event occurs whenever each new key frame is received.

Declaration
public event EventHandler<TimeSpan> OnKeyFrameDetected
Event Type
Type Description
EventHandler<TimeSpan>

Implements

IMediaBlock
IDisposable
IMediaBlockInternals

Extension Methods

MediaBlockHelper.SendEndOfStream(MediaBlock)
MediaBlockHelper.SendEvent(MediaBlock, Event)
MediaBlockHelper.SetState(MediaBlock, State)

See Also