Class: shaka.text.VttTextParser

Constructor

(export) new VttTextParser()

Implements:
Source:

Members

(private, static, constant) MPEG_TIMESCALE_ :number

Type:
  • number
Source:

Methods

(private, static) getRegionById_(regionsnon-null, id) → (nullable) {shaka.text.CueRegion}

Parameters:
Name Type Description
regions Array.<!shaka.text.CueRegion>
id string
Source:
Returns:
Type
shaka.text.CueRegion

(private, static) parseCue_(textnon-null, timeOffset, regionsnon-null) → {shaka.text.Cue}

Parses a text block into a Cue object.
Parameters:
Name Type Description
text Array.<string>
timeOffset number
regions Array.<!shaka.extern.CueRegion>
Source:
Returns:
Type
shaka.text.Cue

(static) parseCueSetting(cuenon-null, word, regionsnon-null) → {boolean}

Parses a WebVTT setting from the given word.
Parameters:
Name Type Description
cue shaka.text.Cue
word string
regions Array.<!shaka.text.CueRegion>
Source:
Returns:
True on success.
Type
boolean

(private, static) parsedLineValueAndInterpretation_(cuenon-null, word) → {boolean}

Parameters:
Name Type Description
cue shaka.text.Cue
word string
Source:
Returns:
Type
boolean

(private, static) parseRegion_(text) → (non-null) {shaka.extern.CueRegion}

Parses a string into a Region object.
Parameters:
Name Type Description
text string
Source:
Returns:
Type
shaka.extern.CueRegion

(private, static) parseRegionSetting_(regionnon-null, word) → {boolean}

Parses a WebVTTRegion setting from the given word.
Parameters:
Name Type Description
region shaka.text.CueRegion
word string
Source:
Returns:
True on success.
Type
boolean

(private, static) parseTime_(parsernon-null) → (nullable) {number}

Parses a WebVTT time from the given parser.
Parameters:
Name Type Description
parser shaka.util.TextParser
Source:
Returns:
Type
number

(private, static) setPositionAlign_(cuenon-null, align)

Parameters:
Name Type Description
cue shaka.text.Cue
align string
Source:

(private, static) setTextAlign_(cuenon-null, align)

Parameters:
Name Type Description
cue shaka.text.Cue
align string
Source:

(private, static) setVerticalWritingMode_(cuenon-null, value)

Parameters:
Name Type Description
cue shaka.text.Cue
value string
Source:

(export) 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:

(export) parseMedia(datanon-null, timeContext) → (non-null) {Array.<!shaka.extern.Cue>}

Parse a media segment and return the cues that make up the segment.
Parameters:
Name Type 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.
Implements:
Source:
Throws:
shaka.util.Error
Returns:
Type
Array.<!shaka.extern.Cue>