package org.schabi.newpipe.extractor.stream;

/**
 * An enum representing the track type of an {@link AudioStream} extracted by a {@link
 * StreamExtractor}.
 */
public enum AudioTrackType {
    /**
     * The original audio track of the video
     */
    ORIGINAL,

    /**
     * Audio track with the original voices replaced, typically in a different language
     *
     * @see <a href="https://en.wikipedia.org/wiki/Dubbing">
     * https://en.wikipedia.org/wiki/Dubbing</a>
     */
    DUBBED,

    /**
     * Descriptive audio
     * <p>
     * A descriptive audio is an audio in which descriptions of visual elements of a video are
     * added in the original audio, with the goal to make a video more accessible to blind and
     * visually impaired people.
     * </p>
     *
     * @see <a href="https://en.wikipedia.org/wiki/Audio_description">
     * https://en.wikipedia.org/wiki/Audio_description</a>
     */
    DESCRIPTIVE,
}