Class: shaka.text.Mp4VttParser

Constructor

new Mp4VttParser()

Implements:
Source:

Members

timescale_ :number

The current time scale used by the VTT parser.
Type:
  • number
Source:

Methods

assembleCue_(payload, idnullable, settingsnullable, startTime, endTime) → {shaka.text.Cue}

Take the individual components that make a cue and create a vttc cue.
Parameters:
Name Type Attributes Description
payload string
id string <nullable>
settings string <nullable>
startTime number
endTime number
Source:
Returns:
Type
shaka.text.Cue

parseVTTC_(datanon-null, startTime, endTime) → {shaka.text.Cue}

Parses a vttc box into a cue.
Parameters:
Name Type Description
data Uint8Array
startTime number
endTime number
Source:
Returns:
Type
shaka.text.Cue

parseFragment_(rawPayloadnon-null, presentationsnon-null, baseTime, defaultDurationnullable, time, cuesnon-null)

Reads the cues of one fragment: the samples its trun describes, from the mdat that follows it.
Parameters:
Name Type Attributes Description
rawPayload Uint8Array
presentations Array<shaka.util.ParsedTRUNSample>
baseTime number in timescale units, from the tfdt
defaultDuration number <nullable>
 in timescale units, from the tfhd
time shaka.extern.TextParser.TimeContext
cues Array<shaka.text.Cue> to add the cues to
Source:

parseInit(datanon-null)

Parse an initialization segment. Some formats do not have init segments so this won't always be called.
Parameters:
Name Type Description
data Uint8Array The data that makes up the init segment.
Implements:
Source:

parseMedia(datanon-null, timeContext, urinullable, imagesnon-null) → {Array<!shaka.text.Cue>}

Parse a media segment and return the cues that make up the segment.
Parameters:
Name Type Attributes Description
data Uint8Array The next section of buffer.
timeContext shaka.extern.TextParser.TimeContext The time information that should be used to adjust the times values for each cue.
uri string | undefined <nullable>
 The media uri.
images Array<string>
Implements:
Source:
Returns:
Type
Array<!shaka.text.Cue>

setManifestType(manifestType)

Notifies the manifest type.
Parameters:
Name Type Description
manifestType string
Implements:
Source: