Class NullAudioSource

An audio source that raises nothing.

Inheritance
System.Object
Serializable
Dynamic
MediaSourceBase
MediaSource<IAudioOutput, IAudioInput, IAudioInputCollection, AudioSource, AudioFrame, AudioBuffer, AudioBufferCollection, AudioFormat>
AudioSource
NullAudioSource
Inherited Members
Namespace: FM.LiveSwitch
Assembly: FM.LiveSwitch.dll
Syntax
public class NullAudioSource : AudioSource, IAudioOutput, IMediaOutput<IAudioOutput, IAudioInput, AudioFrame, AudioBuffer, AudioBufferCollection, AudioFormat>, IOutput<IAudioOutput, IAudioInput, AudioFrame, AudioBuffer, AudioBufferCollection, AudioFormat>, IAudioElement, IMediaElement, IElement

Constructors

NullAudioSource(AudioFormat)

Initializes a new NullAudioSource.

Declaration
public NullAudioSource(AudioFormat outputFormat)
Parameters
Type Name Description
AudioFormat outputFormat

The output format.

Properties

CanChangeBitrate

Gets whether this source can change the output bitrate.

Declaration
protected override bool CanChangeBitrate { get; }
Property Value
Type Description
System.Boolean
Overrides
FM.LiveSwitch.MediaSource<FM.LiveSwitch.IAudioOutput, FM.LiveSwitch.IAudioInput, FM.LiveSwitch.IAudioInputCollection, FM.LiveSwitch.AudioSource, FM.LiveSwitch.AudioFrame, FM.LiveSwitch.AudioBuffer, FM.LiveSwitch.AudioBufferCollection, FM.LiveSwitch.AudioFormat>.CanChangeBitrate

CanPauseBitrate

Gets whether this source can pause the output bitrate.

Declaration
protected override bool CanPauseBitrate { get; }
Property Value
Type Description
System.Boolean
Overrides
FM.LiveSwitch.MediaSource<FM.LiveSwitch.IAudioOutput, FM.LiveSwitch.IAudioInput, FM.LiveSwitch.IAudioInputCollection, FM.LiveSwitch.AudioSource, FM.LiveSwitch.AudioFrame, FM.LiveSwitch.AudioBuffer, FM.LiveSwitch.AudioBufferCollection, FM.LiveSwitch.AudioFormat>.CanPauseBitrate

InputRtpStreamId

Gets or sets the input RTP stream identifier.

Declaration
public virtual string InputRtpStreamId { get; set; }
Property Value
Type Description
System.String

InputSynchronizationSource

Gets or sets the input synchronization source.

Declaration
public virtual long InputSynchronizationSource { get; set; }
Property Value
Type Description
System.Int64

Label

Gets a label that identifies this class.

Declaration
public override string Label { get; }
Property Value
Type Description
System.String
Overrides
FM.LiveSwitch.MediaSource<FM.LiveSwitch.IAudioOutput, FM.LiveSwitch.IAudioInput, FM.LiveSwitch.IAudioInputCollection, FM.LiveSwitch.AudioSource, FM.LiveSwitch.AudioFrame, FM.LiveSwitch.AudioBuffer, FM.LiveSwitch.AudioBufferCollection, FM.LiveSwitch.AudioFormat>.Label

Methods

DoDestroy()

Destroys this instance.

Declaration
protected override void DoDestroy()
Overrides

DoStart()

Starts the source.

Declaration
protected override Future<object> DoStart()
Returns
Type Description
Future<System.Object>
Overrides
FM.LiveSwitch.MediaSource<FM.LiveSwitch.IAudioOutput, FM.LiveSwitch.IAudioInput, FM.LiveSwitch.IAudioInputCollection, FM.LiveSwitch.AudioSource, FM.LiveSwitch.AudioFrame, FM.LiveSwitch.AudioBuffer, FM.LiveSwitch.AudioBufferCollection, FM.LiveSwitch.AudioFormat>.DoStart()

DoStop()

Stops the source.

Declaration
protected override Future<object> DoStop()
Returns
Type Description
Future<System.Object>
Overrides
FM.LiveSwitch.MediaSource<FM.LiveSwitch.IAudioOutput, FM.LiveSwitch.IAudioInput, FM.LiveSwitch.IAudioInputCollection, FM.LiveSwitch.AudioSource, FM.LiveSwitch.AudioFrame, FM.LiveSwitch.AudioBuffer, FM.LiveSwitch.AudioBufferCollection, FM.LiveSwitch.AudioFormat>.DoStop()

GenerateAndProcessPcmFrame()

Generates and processes a 20ms PCM frame.

Declaration
public virtual void GenerateAndProcessPcmFrame()

GenerateAndProcessPcmFrame(Int32)

Generates and processes a PCM frame.

Declaration
public virtual void GenerateAndProcessPcmFrame(int duration)
Parameters
Type Name Description
System.Int32 duration

The duration.

ProcessControlFrameResponse(MediaControlFrame)

Processes a control frame response by raising it.

Declaration
public virtual void ProcessControlFrameResponse(MediaControlFrame controlFrameResponse)
Parameters
Type Name Description
MediaControlFrame controlFrameResponse

The control frame response.

ProcessControlFrameResponses(MediaControlFrame[])

Processes control frame responses by raising them.

Declaration
public virtual void ProcessControlFrameResponses(MediaControlFrame[] controlFrameResponses)
Parameters
Type Name Description
MediaControlFrame[] controlFrameResponses

The control frame responses.

ProcessFrame(AudioFrame)

Processes a frame by raising it.

Declaration
public virtual void ProcessFrame(AudioFrame frame)
Parameters
Type Name Description
AudioFrame frame

The frame.

UpdateCanChangeBitrate(Boolean)

Sets whether this source can change the output bitrate.

Declaration
public void UpdateCanChangeBitrate(bool canChangeBitrate)
Parameters
Type Name Description
System.Boolean canChangeBitrate

Whether this source can change the output bitrate.

UpdateCanPauseBitrate(Boolean)

Sets whether this source can pause the output bitrate.

Declaration
public void UpdateCanPauseBitrate(bool canPauseBitrate)
Parameters
Type Name Description
System.Boolean canPauseBitrate

Whether this source can pause the output bitrate.

UpdateMaxOutputBitrate(Int32)

Sets the maximum allowed output bitrate, in kbps. A value of -1 indicates unset (no maximum).

Declaration
public virtual void UpdateMaxOutputBitrate(int maxOutputBitrate)
Parameters
Type Name Description
System.Int32 maxOutputBitrate

The maximum allowed output bitrate, in kbps.

UpdateMaxOutputEncoding(EncodingInfo)

Sets the maximum allowed output encoding. A value of null indicates unset (no maximum).

Declaration
public virtual void UpdateMaxOutputEncoding(EncodingInfo maxOutputEncoding)
Parameters
Type Name Description
EncodingInfo maxOutputEncoding

The maximum allowed output encoding.

UpdateMinOutputBitrate(Int32)

Sets the minimum allowed output bitrate, in kbps. A value of -1 indicates unset (no minimum).

Declaration
public virtual void UpdateMinOutputBitrate(int minOutputBitrate)
Parameters
Type Name Description
System.Int32 minOutputBitrate

The minimum allowed output bitrate, in kbps.

UpdateMinOutputEncoding(EncodingInfo)

Sets the minimum allowed output encoding. A value of null indicates unset (no minimum).

Declaration
public virtual void UpdateMinOutputEncoding(EncodingInfo minOutputEncoding)
Parameters
Type Name Description
EncodingInfo minOutputEncoding

The minimum allowed output encoding.

UpdateOutputSynchronizable(Boolean)

Sets whether output is synchronizable.

Declaration
public virtual void UpdateOutputSynchronizable(bool outputSynchronizable)
Parameters
Type Name Description
System.Boolean outputSynchronizable

Whether output is synchronizable.

UpdateSystemDelay(Int64)

Sets the system delay in ticks.

Declaration
public virtual void UpdateSystemDelay(long systemDelay)
Parameters
Type Name Description
System.Int64 systemDelay

The system delay.

UpdateTargetOutputBitrate(Int32)

Sets the target output bitrate, in kbps. A value of -1 indicates unset (no target).

Declaration
public virtual void UpdateTargetOutputBitrate(int targetOutputBitrate)
Parameters
Type Name Description
System.Int32 targetOutputBitrate

The target output bitrate, in kbps.

UpdateTargetOutputEncoding(EncodingInfo)

Sets the target output encoding. A value of null indicates unset (no target).

Declaration
public virtual void UpdateTargetOutputEncoding(EncodingInfo targetOutputEncoding)
Parameters
Type Name Description
EncodingInfo targetOutputEncoding

The target output encoding.

Implements