[Webkit-unassigned] [Bug 128886] New: DataCue.data should be a copy of the input ArrayBuffer, not a pointer

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Sun Feb 16 13:11:01 PST 2014


https://bugs.webkit.org/show_bug.cgi?id=128886

           Summary: DataCue.data should be a copy of the input
                    ArrayBuffer, not a pointer
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
               URL: https://www.w3.org/Bugs/Public/show_bug.cgi?id=24687
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Media Elements
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: b.long at cablelabs.com


This will be clarified in the HTML spec:

https://www.w3.org/Bugs/Public/show_bug.cgi?id=24687

Example:

    buf = new ArrayBuffer(1);
    view = new Uint8Array(buf);
    view[0] = 1;

    cue = new DataCue(1, 2, buf);
    console.log(new Uint8Array(cue.data)[0]); // 1

    view[0] = 0;
    console.log(new Uint8Array(cue.data)[0]); // should still be 1

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