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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
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     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 // https://dvcs.w3.org/hg/html-media/raw-file/tip/media-source/media-source.html#idl-def-SourceBuffer
     32 
     33 enum AppendMode {
     34     "segments",
     35     "sequence"
     36 };
     37 
     38 [
     39     ActiveDOMObject,
     40     NoInterfaceObject,
     41     RuntimeEnabled=MediaSource,
     42     TypeChecking=Interface|Nullable|Unrestricted,
     43 ] interface SourceBuffer : EventTarget {
     44 
     45     // Gets or sets the AppendMode.
     46     // FIXME: Remove MediaSourceExperimental once mode attribute is implemented and stabilized. See http://crbug.com/249422.
     47     [RaisesException=Setter, RuntimeEnabled=MediaSourceExperimental] attribute AppendMode mode;
     48 
     49     readonly attribute boolean updating;
     50 
     51     // Returns the time ranges buffered.
     52     [RaisesException=Getter] readonly attribute TimeRanges buffered;
     53 
     54     // Applies an offset to media segment timestamps.
     55     [RaisesException=Setter] attribute double timestampOffset;
     56 
     57     // Presentation timestamp for the start of append window.
     58     [RaisesException=Setter] attribute double appendWindowStart;
     59 
     60     // Presentation timestamp for the end of append window.
     61     [RaisesException=Setter] attribute unrestricted double appendWindowEnd;
     62 
     63     // Append segment data.
     64     [RaisesException] void appendBuffer(ArrayBuffer data);
     65     [RaisesException] void appendBuffer(ArrayBufferView data);
     66 
     67     [RaisesException, RuntimeEnabled=Stream] void appendStream(Stream stream, optional unsigned long long maxSize);
     68 
     69     // Abort the current segment append sequence.
     70     [RaisesException] void abort();
     71     // Pending W3C bug: "Change SourceBuffer.remove() end parameter to 'unrestricted double'",
     72     // https://www.w3.org/Bugs/Public/show_bug.cgi?id=25518
     73     [RaisesException] void remove(double start, double end);
     74 };
     75 
     76