Class: shaka.util.ManifestParserUtils

Utility functions for manifest parsing.

Constructor

new ManifestParserUtils()

Utility functions for manifest parsing.

Source:

Members

AUDIO_CODEC_REGEXPS_ :Array.<!RegExp>

A list of regexps to detect well-known audio codecs.
Type:
  • Array.<!RegExp>
Source:

CODEC_REGEXPS_BY_CONTENT_TYPE_ :Map.<string, !Array.<!RegExp>>

Type:
  • Map.<string, !Array.<!RegExp>>
Source:

ContentType :string

Type:
  • string
Properties:
Name Value Type Description
VIDEO video string
AUDIO audio string
TEXT text string
IMAGE image string
APPLICATION application string
Source:

GAP_OVERLAP_TOLERANCE_SECONDS :number

Specifies how tolerant the player is of inaccurate segment start times and end times within a manifest. For example, gaps or overlaps between segments in a SegmentTimeline which are greater than or equal to this value will result in a warning message.
Type:
  • number
Source:

TEXT_CODEC_REGEXPS_ :Array.<!RegExp>

A list of regexps to detect well-known text codecs.
Type:
  • Array.<!RegExp>
Source:

TextStreamKind :string

Type:
  • string
Properties:
Name Value Type Description
SUBTITLE subtitle string
CLOSED_CAPTION caption string
Source:

VIDEO_CODEC_REGEXPS_ :Array.<!RegExp>

A list of regexps to detect well-known video codecs.
Type:
  • Array.<!RegExp>
Source:

Methods

createDrmInfo(keySystem, encryptionScheme, initData, keySystemUriopt) → {shaka.extern.DrmInfo}

Creates a DrmInfo object from the given info.
Parameters:
Name Type Attributes Description
keySystem string
encryptionScheme string
initData Array.<shaka.extern.InitDataOverride>
keySystemUri string <optional>
Source:
Returns:
Type
shaka.extern.DrmInfo

createDrmInfoFromClearKeys(clearKeysnon-null, encryptionSchemeopt) → {shaka.extern.DrmInfo}

Creates a DrmInfo object from ClearKeys.
Parameters:
Name Type Attributes Default Description
clearKeys Map.<string, string>
encryptionScheme string <optional>
 cenc
Source:
Returns:
Type
shaka.extern.DrmInfo

guessAllCodecsSafe(contentType, codecsnon-null) → {Array.<string>}

Attempts to guess which codecs from the codecs list belong to a given content.
Parameters:
Name Type Description
contentType string
codecs Array.<string>
Source:
Returns:
Type
Array.<string>

guessCodecs(contentType, codecsnon-null) → {string}

Attempts to guess which codecs from the codecs list belong to a given content type. Assumes that at least one codec is correct, and throws if none are.
Parameters:
Name Type Description
contentType string
codecs Array.<string>
Source:
Returns:
Type
string

guessCodecsSafe(contentType, codecsnon-null) → {string}

Attempts to guess which codecs from the codecs list belong to a given content type. Does not assume a single codec is anything special, and does not throw if it fails to match.
Parameters:
Name Type Description
contentType string
codecs Array.<string>
Source:
Returns:
or null if no match is found
Type
string

resolveUris(baseUrisnon-null, relativeUrisnon-null, extraQueryParamsopt) → {Array.<string>}

Resolves an array of relative URIs to the given base URIs. This will result in M*N number of URIs. Note: This method is slow in SmartTVs and Consoles. It should only be called when necessary.
Parameters:
Name Type Attributes Description
baseUris Array.<string>
relativeUris Array.<string>
extraQueryParams string <optional>
Source:
Returns:
Type
Array.<string>