Class VideoPipe

A video pipe.

Inheritance
System.Object
Foundation.NSObject
Serializable
Dynamic
MediaPipe<IVideoOutput, IVideoOutputCollection, IVideoInput, IVideoInputCollection, VideoPipe, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>
VideoPipe
FrameRatePipe
IdentityVideoPipe
ImageScalePipe
ImageSizePipe
JitterVideoPipe
ResetVideoPipe
VideoDecoder
VideoDepacketizer<TFragment>
VideoEncoder
VideoPacketizer
VideoSynchronizer
Inherited Members
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Namespace: FM.LiveSwitch
Assembly: FM.LiveSwitch.dll
Syntax
public abstract class VideoPipe : MediaPipe<IVideoOutput, IVideoOutputCollection, IVideoInput, IVideoInputCollection, VideoPipe, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>, IEquatable<NSObject>, INSObjectProtocol, INativeObject, IDisposable, IVideoInput, IMediaInput<IVideoOutput, IVideoInput, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>, IInput<IVideoOutput, IVideoInput, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>, IVideoOutput, IMediaOutput<IVideoOutput, IVideoInput, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>, IOutput<IVideoOutput, IVideoInput, VideoFrame, VideoBuffer, VideoBufferCollection, VideoFormat>, IVideoElement, IMediaElement, IElement

Constructors

VideoPipe(VideoFormat)

Initializes a new instance of the VideoPipe class.

Declaration
public VideoPipe(VideoFormat outputFormat)
Parameters
Type Name Description
VideoFormat outputFormat

The output format.

VideoPipe(VideoFormat, VideoFormat)

Initializes a new instance of the VideoPipe class.

Declaration
public VideoPipe(VideoFormat inputFormat, VideoFormat outputFormat)
Parameters
Type Name Description
VideoFormat inputFormat

The input format.
VideoFormat outputFormat

The output format.

Properties

Content

Gets the content descriptor.

Declaration
public override string Content { get; }
Property Value
Type Description
System.String
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.Content

MaxInputEncoding

Gets or sets the maximum allowed input encoding.

Declaration
public override EncodingInfo MaxInputEncoding { get; protected set; }
Property Value
Type Description
EncodingInfo
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.MaxInputEncoding

MaxInputFrameRate

Gets or sets the maximum allowed input frame-rate, in fps. A value of -1 indicates unset (no maximum).

Declaration
public virtual double MaxInputFrameRate { get; protected set; }
Property Value
Type Description
System.Double

MaxInputHeight

Gets the maximum allowed input height. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MaxInputHeight { get; }
Property Value
Type Description
System.Int32

MaxInputScale

Gets or sets the maximum allowed input scale. A value of -1 indicates unset (no maximum).

Declaration
public virtual double MaxInputScale { get; protected set; }
Property Value
Type Description
System.Double

MaxInputSize

Gets or sets the maximum allowed input size. A value of null indicates unset (no maximum).

Declaration
public virtual Size MaxInputSize { get; protected set; }
Property Value
Type Description
Size

MaxInputWidth

Gets the maximum allowed input width. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MaxInputWidth { get; }
Property Value
Type Description
System.Int32

MaxOutputEncoding

Gets or sets the maximum allowed output encoding.

Declaration
public override EncodingInfo MaxOutputEncoding { get; protected set; }
Property Value
Type Description
EncodingInfo
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.MaxOutputEncoding

MaxOutputFrameRate

Gets or sets the maximum allowed output frame-rate, in fps. A value of -1 indicates unset (no maximum).

Declaration
public virtual double MaxOutputFrameRate { get; protected set; }
Property Value
Type Description
System.Double

MaxOutputHeight

Gets the maximum allowed output height. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MaxOutputHeight { get; }
Property Value
Type Description
System.Int32

MaxOutputScale

Gets or sets the maximum allowed output scale. A value of -1 indicates unset (no maximum).

Declaration
public virtual double MaxOutputScale { get; protected set; }
Property Value
Type Description
System.Double

MaxOutputSize

Gets or sets the maximum allowed output size. A value of null indicates unset (no maximum).

Declaration
public virtual Size MaxOutputSize { get; protected set; }
Property Value
Type Description
Size

MaxOutputWidth

Gets the maximum allowed output width. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MaxOutputWidth { get; }
Property Value
Type Description
System.Int32

MinInputEncoding

Gets or sets the minimum allowed input encoding.

Declaration
public override EncodingInfo MinInputEncoding { get; protected set; }
Property Value
Type Description
EncodingInfo
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.MinInputEncoding

MinInputFrameRate

Gets or sets the minimum allowed input frame-rate, in fps. A value of -1 indicates unset (no minimum).

Declaration
public virtual double MinInputFrameRate { get; protected set; }
Property Value
Type Description
System.Double

MinInputHeight

Gets the minimum allowed input height. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MinInputHeight { get; }
Property Value
Type Description
System.Int32

MinInputScale

Gets or sets the minimum allowed input scale. A value of -1 indicates unset (no minimum).

Declaration
public virtual double MinInputScale { get; protected set; }
Property Value
Type Description
System.Double

MinInputSize

Gets or sets the minimum allowed input size. A value of null indicates unset (no minimum).

Declaration
public virtual Size MinInputSize { get; protected set; }
Property Value
Type Description
Size

MinInputWidth

Gets the minimum allowed input width. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MinInputWidth { get; }
Property Value
Type Description
System.Int32

MinOutputEncoding

Gets or sets the minimum allowed output encoding.

Declaration
public override EncodingInfo MinOutputEncoding { get; protected set; }
Property Value
Type Description
EncodingInfo
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.MinOutputEncoding

MinOutputFrameRate

Gets or sets the minimum allowed output frame-rate, in fps. A value of -1 indicates unset (no minimum).

Declaration
public virtual double MinOutputFrameRate { get; protected set; }
Property Value
Type Description
System.Double

MinOutputHeight

Gets the minimum allowed output height. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MinOutputHeight { get; }
Property Value
Type Description
System.Int32

MinOutputScale

Gets or sets the minimum allowed output scale. A value of -1 indicates unset (no minimum).

Declaration
public virtual double MinOutputScale { get; protected set; }
Property Value
Type Description
System.Double

MinOutputSize

Gets or sets the minimum allowed output size. A value of null indicates unset (no minimum).

Declaration
public virtual Size MinOutputSize { get; protected set; }
Property Value
Type Description
Size

MinOutputWidth

Gets the minimum allowed output width. A value of -1 indicates unset (no minimum).

Declaration
public virtual int MinOutputWidth { get; }
Property Value
Type Description
System.Int32

OverConstrainedFrameRate

Gets whether the pipe frame-rate is over-constrained. A pipe frame-rate is over-constrained if the input frame-rate or output frame-rate is over-constrained.

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

OverConstrainedHeight

Gets whether the pipe height is over-constrained. A pipe height is over-constrained if the input height or output height is over-constrained.

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

OverConstrainedInput

Gets whether the input is over-contrained. An input is over-constrained if it's input bitrate, input scale, input frame-rate, input size is over-contrained.

Declaration
public override bool OverConstrainedInput { get; }
Property Value
Type Description
System.Boolean
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.OverConstrainedInput

OverConstrainedInputFrameRate

Gets whether the minimum allowed input frame-rate exceeds the maximum allowed input frame-rate.

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

OverConstrainedInputHeight

Gets whether the minimum allowed input height exceeds the maximum allowed input height.

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

OverConstrainedInputScale

Gets whether the minimum allowed input scale exceeds the maximum allowed input scale.

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

OverConstrainedInputSize

Gets whether the minimum allowed input size exceeds the maximum allowed input size.

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

OverConstrainedInputWidth

Gets whether the minimum allowed input width exceeds the maximum allowed input width.

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

OverConstrainedOutput

Gets whether the output is over-contrained. An output is over-constrained if it's output bitrate, output scale, output frame-rate, output size is over-contrained.

Declaration
public override bool OverConstrainedOutput { get; }
Property Value
Type Description
System.Boolean
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.OverConstrainedOutput

OverConstrainedOutputFrameRate

Gets whether the minimum allowed output frame-rate exceeds the maximum allowed output frame-rate.

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

OverConstrainedOutputHeight

Gets whether the minimum allowed output height exceeds the maximum allowed output height.

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

OverConstrainedOutputScale

Gets whether the minimum allowed output scale exceeds the maximum allowed output scale.

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

OverConstrainedOutputSize

Gets whether the minimum allowed output size exceeds the maximum allowed output size.

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

OverConstrainedOutputWidth

Gets whether the minimum allowed output width exceeds the maximum allowed output width.

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

OverConstrainedScale

Gets whether the pipe scale is over-constrained. A pipe scale is over-constrained if the input scale or output scale is over-constrained.

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

OverConstrainedSize

Gets whether the pipe size is over-constrained. A pipe size is over-constrained if the input size or output size is over-constrained.

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

OverConstrainedWidth

Gets whether the pipe width is over-constrained. A pipe width is over-constrained if the input width or output width is over-constrained.

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

TargetOutputEncoding

Gets or sets the target output encoding.

Declaration
public override EncodingInfo TargetOutputEncoding { get; protected set; }
Property Value
Type Description
EncodingInfo
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.TargetOutputEncoding

TargetOutputFrameRate

Gets or sets the target output frame-rate, in fps. A value of -1 indicates unset (no target).

Declaration
public virtual double TargetOutputFrameRate { get; protected set; }
Property Value
Type Description
System.Double

TargetOutputHeight

Gets the target output height. A value of -1 indicates unset (no minimum).

Declaration
public virtual int TargetOutputHeight { get; }
Property Value
Type Description
System.Int32

TargetOutputScale

Gets or sets the target output scale. A value of -1 indicates unset (no target).

Declaration
public virtual double TargetOutputScale { get; protected set; }
Property Value
Type Description
System.Double

TargetOutputSize

Gets or sets the target output size. A value of null indicates unset (no target).

Declaration
public virtual Size TargetOutputSize { get; protected set; }
Property Value
Type Description
Size

TargetOutputWidth

Gets the target output width. A value of -1 indicates unset (no minimum).

Declaration
public virtual int TargetOutputWidth { get; }
Property Value
Type Description
System.Int32

VideoType

Gets or sets the video type.

Declaration
public virtual VideoType VideoType { get; protected set; }
Property Value
Type Description
VideoType

Methods

CreateFrame(VideoBuffer)

Creates a frame.

Declaration
protected override VideoFrame CreateFrame(VideoBuffer buffer)
Parameters
Type Name Description
VideoBuffer buffer

The buffer.
Returns
Type Description
VideoFrame
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.CreateFrame(FM.LiveSwitch.VideoBuffer)

CreateInputCollection(IVideoOutput)

Creates an input collection.

Declaration
protected override IVideoInputCollection CreateInputCollection(IVideoOutput output)
Parameters
Type Name Description
IVideoOutput output

The output.
Returns
Type Description
IVideoInputCollection
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.CreateInputCollection(FM.LiveSwitch.IVideoOutput)

CreateOutputCollection(IVideoInput)

Creates an output collection.

Declaration
protected override IVideoOutputCollection CreateOutputCollection(IVideoInput input)
Parameters
Type Name Description
IVideoInput input

The input.
Returns
Type Description
IVideoOutputCollection
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.CreateOutputCollection(FM.LiveSwitch.IVideoInput)

DoPreProcessFrame(VideoFrame, VideoBuffer)

Pre-processes a frame.

Declaration
protected override void DoPreProcessFrame(VideoFrame frame, VideoBuffer inputBuffer)
Parameters
Type Name Description
VideoFrame frame

The frame.
VideoBuffer inputBuffer

The input buffer.
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.DoPreProcessFrame(FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer)

OutputCanProcessFrame(IVideoInput)

Determines whether an output can process a frame from this pipe.

Declaration
protected override bool OutputCanProcessFrame(IVideoInput output)
Parameters
Type Name Description
IVideoInput output

The output.
Returns
Type Description
System.Boolean
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.OutputCanProcessFrame(FM.LiveSwitch.IVideoInput)

RaiseFrame(VideoFrame)

Raises a frame.

Declaration
protected override void RaiseFrame(VideoFrame frame)
Parameters
Type Name Description
VideoFrame frame

The frame.
Overrides
FM.LiveSwitch.MediaPipe<FM.LiveSwitch.IVideoOutput, FM.LiveSwitch.IVideoOutputCollection, FM.LiveSwitch.IVideoInput, FM.LiveSwitch.IVideoInputCollection, FM.LiveSwitch.VideoPipe, FM.LiveSwitch.VideoFrame, FM.LiveSwitch.VideoBuffer, FM.LiveSwitch.VideoBufferCollection, FM.LiveSwitch.VideoFormat>.RaiseFrame(FM.LiveSwitch.VideoFrame)

Events

OnProcessSizeChange

Raised when a frame is about to be processed with a size that does not match the prior frame.

Declaration
public event Action1<Size> OnProcessSizeChange
Event Type
Type Description
Action1<Size>

OnRaiseSizeChange

Raised when a frame is about to be raised with a size that does not match the prior frame.

Declaration
public event Action1<Size> OnRaiseSizeChange
Event Type
Type Description
Action1<Size>

Implements

System.IEquatable<T>
Foundation.INSObjectProtocol
ObjCRuntime.INativeObject
System.IDisposable