Class WebRTCDataChannel

Definition

Namespace:: Tizen.Multimedia.Remoting

Assembly:: Tizen.Multimedia.Remoting.dll

Provides the ability to control WebRTC data channel.

public class WebRTCDataChannel : IDisposable

Inheritance: object

WebRTCDataChannel

Implements: System.IDisposable

Constructors

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WebRTCDataChannel(WebRTC, string, Bundle)

Initializes a new instance of the WebRTCDataChannel class.

Declaration

public WebRTCDataChannel(WebRTC webRtc, string label, Bundle bundle)

Parameters

Type	Name	Description
WebRTC	webRtc	The owner of this WebRTCDataChannel.
string	label	The name of this data channel.
Bundle	bundle	The data channel option.

Remarks

The bundle is similar format as the RTCDataChannelInit members outlined https://www.w3.org/TR/webrtc/#dom-rtcdatachannelinit.
The following attributes can be set to options by using Bundle API:
'ordered' of type bool : Whether the channel will send data with guaranteed ordering. The default value is true.
'max-packet-lifetime' of type int : The time in milliseconds to attempt transmitting unacknowledged data. -1 for unset. The default value is -1.
'max-retransmits' of type int : The number of times data will be attempted to be transmitted without acknowledgement before dropping. The default value is -1.
'protocol' of type string : The subprotocol used by this channel. The default value is NULL.
'id' of type int : Override the default identifier selection of this channel. The default value is -1.
'priority' of type int : The priority to use for this channel(1:very low, 2:low, 3:medium, 4:high). The default value is 2.

Exceptions

Type	Condition
System.ArgumentNullException	The webRtc or label is null.

View Source

WebRTCDataChannel(WebRTC, string)

Initializes a new instance of the WebRTCDataChannel class.

Declaration

public WebRTCDataChannel(WebRTC webRtc, string label)

Parameters

Type	Name	Description
WebRTC	webRtc	The owner of this WebRTCDataChannel.
string	label	The name of this data channel.

Exceptions

Type	Condition
System.ArgumentNullException	The webRtc or label is null.

Properties

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BufferedAmount

Gets the amount of buffered data.

Declaration

public uint BufferedAmount { get; }

Property Value

Type	Description
uint	The buffered amount in bytes.

Exceptions

Type	Condition
System.ObjectDisposedException	The WebRTCDataChannel has already been disposed.

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BufferedAmountLowThreshold

Gets or sets the threshold of data channel buffered amount.
If the amount of buffered data is lower than threshold value, BufferedAmountLow will be occurred.
The default value is 0, which means BufferedAmountLow is disabled and will not be raised.

Declaration

public uint BufferedAmountLowThreshold { get; set; }

Property Value

Type	Description
uint

Exceptions

Type	Condition
System.ObjectDisposedException	The WebRTCDataChannel has already been disposed.

View Source

Label

Gets the label of this data channel.

Declaration

public string Label { get; }

Property Value

Type	Description
string	The label.

Methods

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Dispose()

Releases all resources used by the current instance.

Declaration

public void Dispose()

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Send(byte[])

Sends byte data across the data channel to the remote peer.

Declaration

public void Send(byte[] data)

Parameters

Type	Name	Description
byte[]	data	The byte data to send

Exceptions

Type	Condition
System.ObjectDisposedException	The WebRTCDataChannel has already been disposed.

View Source

Send(string)

Sends a string data across the data channel to the remote peer.

Declaration

public void Send(string data)

Parameters

Type	Name	Description
string	data	The string data to send

Exceptions

Type	Condition
System.ObjectDisposedException	The WebRTCDataChannel has already been disposed.

Events

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BufferedAmountLow

Occurs when the buffered data amount is lower than BufferedAmountLowThreshold.
If BufferedAmountLowThreshold is not set, this event will not be raised.

Declaration

public event EventHandler<EventArgs> BufferedAmountLow

Event Type

Type	Description
System.EventHandler<TEventArgs><System.EventArgs>

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Closed

Occurs when the data channel has closed down.

Declaration

public event EventHandler<EventArgs> Closed

Event Type

Type	Description
System.EventHandler<TEventArgs><System.EventArgs>

View Source

ErrorOccurred

Occurs when an error occurs on the data channel.

Declaration

public event EventHandler<WebRTCDataChannelErrorOccurredEventArgs> ErrorOccurred

Event Type

Type	Description
System.EventHandler<TEventArgs><WebRTCDataChannelErrorOccurredEventArgs>

View Source

MessageReceived

Occurs when a message is received from the remote peer.

Declaration

public event EventHandler<WebRTCDataChannelMessageReceivedEventArgs> MessageReceived

Event Type

Type	Description
System.EventHandler<TEventArgs><WebRTCDataChannelMessageReceivedEventArgs>

View Source

Opened

Occurs when the data channel's underlying data transport is established.

Declaration

public event EventHandler<EventArgs> Opened

Event Type

Type	Description
System.EventHandler<TEventArgs><System.EventArgs>

Implements

System.IDisposable