MSE: Experimental support for customizing live seekable range

third_party/WebKit/Source/modules/mediasource/MediaSource.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef MediaSource_h
 #define MediaSource_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/events/EventTarget.h"
 #include "core/html/HTMLMediaSource.h"
+#include "core/html/TimeRanges.h"
 #include "core/html/URLRegistry.h"
 #include "modules/mediasource/SourceBuffer.h"
 #include "modules/mediasource/SourceBufferList.h"
 #include "public/platform/WebMediaSource.h"
 #include "wtf/Vector.h"
 #include <memory>
 
 namespace blink {
 
 class ExceptionState;
@@ skipping 19 matching lines @@
 
     // MediaSource.idl methods
     SourceBufferList* sourceBuffers() { return m_sourceBuffers.get(); }
     SourceBufferList* activeSourceBuffers() { return m_activeSourceBuffers.get(); }
     SourceBuffer* addSourceBuffer(const String& type, ExceptionState&);
     void removeSourceBuffer(SourceBuffer*, ExceptionState&);
     void setDuration(double, ExceptionState&);
     const AtomicString& readyState() const { return m_readyState; }
     void endOfStream(const AtomicString& error, ExceptionState&);
     void endOfStream(ExceptionState&);
+    void setLiveSeekableRange(double start, double end, ExceptionState&);
+    void clearLiveSeekableRange(ExceptionState&);
+
     static bool isTypeSupported(const String& type);
 
     // HTMLMediaSource
     bool attachToElement(HTMLMediaElement*) override;
     void setWebMediaSourceAndOpen(std::unique_ptr<WebMediaSource>) override;
     void close() override;
     bool isClosed() const override;
     double duration() const override;
     TimeRanges* buffered() const override;
     TimeRanges* seekable() const override;
@@ skipping 40 matching lines @@
     void durationChangeAlgorithm(double newDuration);
 
     std::unique_ptr<WebMediaSource> m_webMediaSource;
     AtomicString m_readyState;
     Member<GenericEventQueue> m_asyncEventQueue;
     WeakMember<HTMLMediaElement> m_attachedElement;
 
     Member<SourceBufferList> m_sourceBuffers;
     Member<SourceBufferList> m_activeSourceBuffers;
 
+    Member<TimeRanges> m_liveSeekableRange;
+
     bool m_isAddedToRegistry;
 };
 
 } // namespace blink
 
 #endif // MediaSource_h