Class: shaka.lcevc.Dec

lcevcDec - (MPEG-5 Part 2 LCEVC - Decoder) provides all the operations related to the enhancement and rendering of LCEVC enabled streams and on to a canvas.

Constructor

new Dec(media, canvas, lcevcConfig, isDualTrack)

lcevcDec - (MPEG-5 Part 2 LCEVC - Decoder) provides all the operations related to the enhancement and rendering of LCEVC enabled streams and on to a canvas.

Parameters:
Name Type Description
media HTMLVideoElement The video element that will be attached to LCEVC Decoder for input.
canvas HTMLCanvasElement The canvas element that will be attached to LCEVC Decoder to render the enhanced frames.
lcevcConfig shaka.extern.LcevcConfiguration LCEVC configuration object to initialize the LCEVC Decoder.
isDualTrack boolean
Implements:
Source:

Members

ContainerFormat :number

Container Formats.
Type:
  • number
Source:

StreamingFormat :number

Streaming Formats.
Type:
  • number
Source:

canvas_ :HTMLCanvasElement

Type:
  • HTMLCanvasElement
Source:

dec_ :LCEVCdec.LCEVCdec

Type:
  • LCEVCdec.LCEVCdec
Source:

decConfig_ :shaka.extern.LcevcConfiguration

Type:
Source:

isDualTrack_ :boolean

Type:
  • boolean
Source:

lcevcLib_ :LCEVCmodule

LCEVC Decoder library based on availability, to check if either lcevc_dil or lcevc_dec is present.
Type:
  • LCEVCmodule
Source:

media_ :HTMLVideoElement

Type:
  • HTMLVideoElement
Source:

toBeDeprecated_ :boolean

Type:
  • boolean
Source:

Methods

isStreamSupported(stream) → {boolean}

Checks if a dual track content enhancement stream is supported.
Parameters:
Name Type Description
stream shaka.extern.Stream
Source:
Returns:
Type
boolean

appendBuffer(data, timestampOffset, stream)

Append data to the LCEVC Dec.
Parameters:
Name Type Description
data BufferSource
timestampOffset number
stream shaka.extern.Stream
Source:

create_()

Create LCEVC Decoder.
Source:

hideCanvas()

Hide the canvas specifically in the case of a DRM Content
Source:

isSupported_() → {boolean}

Check if the LCEVC Decoder lib is present and is supported by the browser.
Source:
Returns:
Type
boolean

release()

Close LCEVC Decoder.
Implements:
Source:

removeBuffer(contentType, startTime, endTime)

Remove data from the LCEVC Dec.
Parameters:
Name Type Description
contentType shaka.util.ManifestParserUtils.ContentType
startTime number relative to the start of the presentation
endTime number relative to the start of the presentation
Source:

updateVariant(variant, manifestTypenullable)

Update current active variant
Parameters:
Name Type Attributes Description
variant shaka.extern.Variant
manifestType string <nullable>
Source: