/* * Copyright (C) 2011 Google Inc. All rights reserved. * Copyright (C) 2013 Nokia Corporation and/or its subsidiary(-ies). * * 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. */ #pragma once #if ENABLE(MEDIA_STREAM) #include "URLRegistry.h" #include <wtf/Function.h> #include <wtf/HashMap.h> #include <wtf/text/StringHash.h> namespace WebCore { class MediaStream; class MediaStreamPrivate; class URL; class MediaStreamRegistry final : public URLRegistry { public: friend class NeverDestroyed<MediaStreamRegistry>; // Returns a single instance of MediaStreamRegistry. static MediaStreamRegistry& shared(); // Registers a blob URL referring to the specified stream data. void registerURL(SecurityOrigin*, const URL&, URLRegistrable&) override; void unregisterURL(const URL&) override; URLRegistrable* lookup(const String&) const override; void registerStream(MediaStream&); void unregisterStream(MediaStream&); MediaStream* lookUp(const URL&) const; void forEach(const WTF::Function<void(MediaStream&)>&) const; private: MediaStreamRegistry() = default; HashMap<String, RefPtr<MediaStream>> m_mediaStreams; }; } // namespace WebCore #endif // ENABLE(MEDIA_STREAM)