Class: AlphaBlending

elements.AlphaBlending()

A Hub that mixes the elements.AlphaBlendingMediaType#AUDIO stream of its connected sources and constructs one output with elements.AlphaBlendingMediaType#VIDEO streams of its connected sources into

Constructor

new AlphaBlending()

Create for the given pipeline
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Extends

Members

(static) constructorParams

Properties:
Name Type Description
mediaPipeline module:core.MediaPipeline the MediaPipeline to which the dispatcher belongs
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(static) events

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Methods

(static) setMaster(source, zOrder, callbackopt) → {external:Promise}

Sets the source port that will be the master entry to the mixer
Parameters:
Name Type Attributes Description
source module:core.HubPort The reference to the HubPort setting as master port
zOrder external:Integer The order in z to draw the master image
callback module:elements.AlphaBlending~setMasterCallback <optional>
Source:
Returns:
Type
external:Promise

(static) setPortProperties(relativeX, relativeY, zOrder, relativeWidth, relativeHeight, port, callbackopt) → {external:Promise}

Configure the blending mode of one port.
Parameters:
Name Type Attributes Description
relativeX external:Number The x position relative to the master port. Values from 0 to 1 are accepted.
relativeY external:Number The y position relative to the master port. Values from 0 to 1 are accepted.
zOrder external:Integer The order in z to draw the images. The greatest value of z is in the top.
relativeWidth external:Number The image width relative to the master port width. Values from 0 to 1 are accepted.
relativeHeight external:Number The image height relative to the master port height. Values from 0 to 1 are accepted.
port module:core.HubPort The reference to the confingured port.
callback module:elements.AlphaBlending~setPortPropertiesCallback <optional>
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Returns:
Type
external:Promise

getChildren(callbackopt) → {external:Promise}

Children of this MediaObject.
Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getChildrenCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

getCreationTime(callbackopt) → {external:Promise}

MediaObject creation time in seconds since Epoch.
Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getCreationTimeCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

getMediaPipeline(callbackopt) → {external:Promise}

MediaPipeline to which this MediaObject belongs. It returns itself when invoked for a pipeline object.
Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getMediaPipelineCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

getName(callbackopt) → {external:Promise}

This MediaObject's name.

This is just sugar to simplify developers' life debugging, it is not used internally for indexing nor identifying the objects. By default, it's the object's ID.

Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getNameCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

getParent(callbackopt) → {external:Promise}

Parent of this MediaObject.

The parent of a Hub or a MediaElement is its MediaPipeline. A MediaPipeline has no parent, so this property will be null.

Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getParentCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

getSendTagsInEvents(callbackopt) → {external:Promise}

Flag activating or deactivating sending the element's tags in fired events.
Parameters:
Name Type Attributes Description
callback module:core/abstracts.MediaObject~getSendTagsInEventsCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

setName(name, callbackopt) → {external:Promise}

This MediaObject's name.

This is just sugar to simplify developers' life debugging, it is not used internally for indexing nor identifying the objects. By default, it's the object's ID.

Parameters:
Name Type Attributes Description
name external:String
callback module:core/abstracts.MediaObject~setNameCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

setSendTagsInEvents(sendTagsInEvents, callbackopt) → {external:Promise}

Flag activating or deactivating sending the element's tags in fired events.
Parameters:
Name Type Attributes Description
sendTagsInEvents external:Boolean
callback module:core/abstracts.MediaObject~setSendTagsInEventsCallback <optional>
Inherited From:
Source:
Returns:
Type
external:Promise

Type Definitions

setMasterCallback(error)

Parameters:
Name Type Description
error external:Error
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setPortPropertiesCallback(error)

Parameters:
Name Type Description
error external:Error
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