1 /*
2 * Copyright (C) 2011 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include "config.h"
26 #include "modules/mediastream/MediaStreamRegistry.h"
27
28 #include "core/html/HTMLMediaElement.h"
29 #include "modules/mediastream/MediaStream.h"
30 #include "platform/weborigin/KURL.h"
31 #include "wtf/MainThread.h"
32
33 namespace WebCore {
34
registry()35 MediaStreamRegistry& MediaStreamRegistry::registry()
36 {
37 // Since WebWorkers cannot obtain MediaStream objects, we should be on the main thread.
38 ASSERT(isMainThread());
39 DEFINE_STATIC_LOCAL(MediaStreamRegistry, instance, ());
40 return instance;
41 }
42
registerURL(SecurityOrigin *,const KURL & url,URLRegistrable * stream)43 void MediaStreamRegistry::registerURL(SecurityOrigin*, const KURL& url, URLRegistrable* stream)
44 {
45 ASSERT(&stream->registry() == this);
46 ASSERT(isMainThread());
47 m_streamDescriptors.set(url.string(), static_cast<MediaStream*>(stream)->descriptor());
48 }
49
unregisterURL(const KURL & url)50 void MediaStreamRegistry::unregisterURL(const KURL& url)
51 {
52 ASSERT(isMainThread());
53 m_streamDescriptors.remove(url.string());
54 }
55
contains(const String & url)56 bool MediaStreamRegistry::contains(const String& url)
57 {
58 ASSERT(isMainThread());
59 return m_streamDescriptors.contains(url);
60 }
61
lookupMediaStreamDescriptor(const String & url)62 MediaStreamDescriptor* MediaStreamRegistry::lookupMediaStreamDescriptor(const String& url)
63 {
64 ASSERT(isMainThread());
65 return m_streamDescriptors.get(url);
66 }
67
MediaStreamRegistry()68 MediaStreamRegistry::MediaStreamRegistry()
69 {
70 HTMLMediaElement::setMediaStreamRegistry(this);
71 }
72
73 } // namespace WebCore
74