1 files changed, 110 insertions, 0 deletions
diff --git a/dom/media/mediasource/SourceBufferList.h b/dom/media/mediasource/SourceBufferList.h
new file mode 100644
index 0000000000..3779bf353a
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+++ b/dom/media/mediasource/SourceBufferList.h
@@ -0,0 +1,110 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_SourceBufferList_h_
+#define mozilla_dom_SourceBufferList_h_
+
+#include "SourceBuffer.h"
+#include "js/RootingAPI.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "nsCycleCollectionNoteChild.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsISupports.h"
+#include "nsTArray.h"
+
+struct JSContext;
+class JSObject;
+
+namespace mozilla {
+
+template <typename T>
+class AsyncEventRunner;
+
+namespace dom {
+
+class MediaSource;
+
+class SourceBufferList final : public DOMEventTargetHelper {
+ public:
+  /** WebIDL Methods. */
+  SourceBuffer* IndexedGetter(uint32_t aIndex, bool& aFound);
+
+  uint32_t Length();
+
+  IMPL_EVENT_HANDLER(addsourcebuffer);
+  IMPL_EVENT_HANDLER(removesourcebuffer);
+
+  /** End WebIDL methods. */
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SourceBufferList,
+                                           DOMEventTargetHelper)
+
+  explicit SourceBufferList(MediaSource* aMediaSource);
+
+  MediaSource* GetParentObject() const;
+
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  // Append a SourceBuffer and fire "addsourcebuffer" at the list.
+  void Append(SourceBuffer* aSourceBuffer);
+
+  // Remove a SourceBuffer and fire "removesourcebuffer" at the list.
+  void Remove(SourceBuffer* aSourceBuffer);
+
+  // Returns true if aSourceBuffer is present in the list.
+  bool Contains(SourceBuffer* aSourceBuffer);
+
+  // Remove all SourceBuffers and fire a single "removesourcebuffer" at the
+  // list.
+  void Clear();
+
+  // True if list has zero entries.
+  bool IsEmpty();
+
+  // Returns true if updating is true on any SourceBuffers in the list.
+  bool AnyUpdating();
+
+  // Runs the range removal steps from the MSE specification on each
+  // SourceBuffer.
+  void RangeRemoval(double aStart, double aEnd);
+
+  // Mark all SourceBuffers input buffers as ended.
+  void Ended();
+
+  // Returns the highest end time of any of the Sourcebuffers.
+  media::TimeUnit GetHighestBufferedEndTime();
+
+  // Append a SourceBuffer to the list. No event is fired.
+  void AppendSimple(SourceBuffer* aSourceBuffer);
+
+  // Remove all SourceBuffers from mSourceBuffers.
+  //  No event is fired and no action is performed on the sourcebuffers.
+  void ClearSimple();
+
+  media::TimeUnit HighestStartTime();
+  media::TimeUnit HighestEndTime();
+
+ private:
+  ~SourceBufferList();
+
+  friend class AsyncEventRunner<SourceBufferList>;
+  void DispatchSimpleEvent(const char* aName);
+  void QueueAsyncSimpleEvent(const char* aName);
+
+  RefPtr<MediaSource> mMediaSource;
+  nsTArray<RefPtr<SourceBuffer> > mSourceBuffers;
+  const RefPtr<AbstractThread> mAbstractMainThread;
+};
+
+}  // namespace dom
+
+}  // namespace mozilla
+
+#endif /* mozilla_dom_SourceBufferList_h_ */