Source/WebCore/Modules/mediasource/SourceBuffer.idl

/*
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 * modification, are permitted provided that the following conditions are
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[Conditional=MEDIA_SOURCE] enum AppendMode {
    "segments",
    "sequence"
};

[
    ActiveDOMObject,
    Conditional=MEDIA_SOURCE,
    EnabledBySetting=MediaSourceEnabled,
    ExportMacro=WEBCORE_EXPORT,
    GenerateAddOpaqueRoot,
    Exposed=Window,
    ReportExtraMemoryCost
] interface SourceBuffer : EventTarget {
    attribute AppendMode mode;

    readonly attribute boolean updating;
  
    // Returns the time ranges buffered.
    readonly attribute TimeRanges buffered;

    // Applies an offset to media segment timestamps.
    attribute double timestampOffset;

    // Track support
    readonly attribute AudioTrackList audioTracks;
    readonly attribute VideoTrackList videoTracks;
    readonly attribute TextTrackList textTracks;

    attribute double appendWindowStart;
    attribute unrestricted double appendWindowEnd;

    // Append segment data.
    undefined appendBuffer(BufferSource data);

    // Abort the current segment append sequence.
    undefined abort();
    undefined remove(double start, unrestricted double end);

    attribute EventHandler onupdatestart;
    attribute EventHandler onupdate;
    attribute EventHandler onupdateend;
    attribute EventHandler onerror;
    attribute EventHandler onabort;

    [EnabledBySetting=SourceBufferChangeTypeEnabled] undefined changeType(DOMString type);
};