third_party/WebKit/Source/web/WebDOMMediaStreamTrack.cpp

   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
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   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.
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  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
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "public/web/WebDOMMediaStreamTrack.h"
  33
  34 #include "bindings/modules/v8/V8MediaStreamTrack.h"
  35 #include "modules/mediastream/MediaStreamTrack.h"
  36
  37 namespace blink {
  38
  39 WebDOMMediaStreamTrack::WebDOMMediaStreamTrack(PassRefPtrWillBeRawPtr<MediaStreamTrack> track)
  40     : m_private(track)
  41 {
  42 }
  43
  44 WebDOMMediaStreamTrack WebDOMMediaStreamTrack::fromV8Value(v8::Local<v8::Value> value)
  45 {
  46     if (V8MediaStreamTrack::hasInstance(value, v8::Isolate::GetCurrent())) {
  47         v8::Local<v8::Object> object = v8::Local<v8::Object>::Cast(value);
  48         return WebDOMMediaStreamTrack(V8MediaStreamTrack::toImpl(object));
  49     }
  50     return WebDOMMediaStreamTrack(nullptr);
  51 }
  52
  53 void WebDOMMediaStreamTrack::reset()
  54 {
  55     m_private.reset();
  56 }
  57
  58 void WebDOMMediaStreamTrack::assign(const WebDOMMediaStreamTrack& b)
  59 {
  60     m_private = b.m_private;
  61 }
  62
  63 WebMediaStreamTrack WebDOMMediaStreamTrack::component() const
  64 {
  65     return WebMediaStreamTrack(m_private->component());
  66 }
  67
  68 } // namespace blink