/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
 * Copyright (C) 2013 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

enum MediaStreamTrackState { "new", "live", "ended" };

[
    Conditional=MEDIA_STREAM,
    EventTarget,
    ActiveDOMObject,
    SkipVTableValidation,
] interface MediaStreamTrack {
    readonly attribute DOMString kind;
    readonly attribute DOMString id;
    readonly attribute DOMString label;
             attribute boolean enabled;
    readonly attribute boolean muted;
    attribute EventListener onmute;
    attribute EventListener onunmute;
    readonly attribute boolean _readonly;
    readonly attribute boolean remote;
    readonly attribute MediaStreamTrackState readyState;
    attribute EventListener onstarted;
    attribute EventListener onended;

    [CallWith=ScriptExecutionContext, RaisesException] static void getSources(MediaStreamTrackSourcesCallback callback);

    MediaTrackConstraints constraints();

    MediaSourceStates states();

    MediaStreamCapabilities capabilities(); // returns either AllVideoCapabilities or AllAudioCapabilities

    void applyConstraints(Dictionary constraints);

    attribute EventListener onoverconstrained;
    MediaStreamTrack clone();
    [ImplementedAs=stopProducingData] void stop();

    // EventTarget interface
    void addEventListener(DOMString type,
                          EventListener listener,
                          optional boolean useCapture);
    void removeEventListener(DOMString type,
                             EventListener listener,
                             optional boolean useCapture);
    [RaisesException] boolean dispatchEvent(Event event);
};