HTMLオーディオ/ビデオDOMaddTextTrack（）メソッド

ビデオに新しいテキストトラックを追加します。

var text1 = myVid.addTextTrack("caption");
text1.addCue(new TextTrackCue("Test text", 01.000, 04.000, "", "", "", true));

定義と使用法

addTextTrack（）メソッドは、新しいTextTrackオブジェクトを作成して返します。

新しいTextTrackオブジェクトが、オーディオ/ビデオ要素のテキストトラックのリストに追加されます。

Method
addTextTrack()	Not supported	Not supported	Not supported	Not supported	Not supported

audio|video.addTextTrack(kind,label,language)

Value	Description
kind	Specifies the kind of text track. Possible values: "subtitles" "caption" "descriptions" "chapters" "metadata"
label	A string specifying the label for the text track. Is used to identify the text track for the users
language	A two-letter language code that specifies the language of the text track. To view all available language codes, go to our Language code reference

Value

Description

kind

Specifies the kind of text track.

Possible values:

label

A string specifying the label for the text track. Is used to identify the text track for the users

language

A two-letter language code that specifies the language of the text track.
To view all available language codes, go to our Language code reference

戻り値：	新しいテキストトラックを表すTextTrackオブジェクト