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85 lines
3.2 KiB
C++
85 lines
3.2 KiB
C++
/*
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* Copyright (C) 2013 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef HTMLMediaSource_h
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#define HTMLMediaSource_h
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#include "core/html/URLRegistry.h"
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#include "platform/heap/Handle.h"
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#include "wtf/Forward.h"
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namespace blink {
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class WebMediaSource;
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}
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namespace blink {
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class HTMLMediaElement;
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class TimeRanges;
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class HTMLMediaSource : public URLRegistrable, public WillBeGarbageCollectedMixin {
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public:
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static void setRegistry(URLRegistry*);
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static HTMLMediaSource* lookup(const String& url) { return s_registry ? static_cast<HTMLMediaSource*>(s_registry->lookup(url)) : 0; }
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#if !ENABLE(OILPAN)
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void ref() { refHTMLMediaSource(); }
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void deref() { derefHTMLMediaSource(); }
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#endif
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// Called when an HTMLMediaElement is attempting to attach to this object,
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// and helps enforce attachment to at most one element at a time.
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// If already attached, returns false. Otherwise, must be in
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// 'closed' state, and returns true to indicate attachment success.
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// Reattachment allowed by first calling close() (even if already in 'closed').
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// Once attached, the source uses the element to synchronously service some
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// API operations like duration change that may need to initiate seek.
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virtual bool attachToElement(HTMLMediaElement*) = 0;
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virtual void setWebMediaSourceAndOpen(PassOwnPtr<blink::WebMediaSource>) = 0;
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virtual void close() = 0;
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virtual bool isClosed() const = 0;
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virtual double duration() const = 0;
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virtual PassRefPtrWillBeRawPtr<TimeRanges> buffered() const = 0;
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#if !ENABLE(OILPAN)
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virtual void refHTMLMediaSource() = 0;
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virtual void derefHTMLMediaSource() = 0;
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#endif
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// URLRegistrable
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virtual URLRegistry& registry() const OVERRIDE { return *s_registry; }
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private:
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static URLRegistry* s_registry;
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};
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}
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#endif
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