| /* |
| * Copyright 2015 Google Inc. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef COBALT_DOM_SOURCE_BUFFER_LIST_H_ |
| #define COBALT_DOM_SOURCE_BUFFER_LIST_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/memory/ref_counted.h" |
| #include "cobalt/dom/event_queue.h" |
| #include "cobalt/dom/event_target.h" |
| #include "cobalt/dom/source_buffer.h" |
| #include "cobalt/script/wrappable.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| // The SourceBufferList interface represents a list of SourceBuffer. It is used |
| // to access all the SourceBuffers and the active SourceBuffers of a MediaSource |
| // object. |
| // https://rawgit.com/w3c/media-source/6747ed7a3206f646963d760100b0f37e2fc7e47e/media-source.html#sourcebufferlist |
| class SourceBufferList : public EventTarget { |
| public: |
| // Custom, not in any spec. |
| // |
| explicit SourceBufferList(EventQueue* event_queue); |
| ~SourceBufferList() OVERRIDE; |
| |
| // Web API: SourceBuffer |
| // |
| uint32 length() const; |
| scoped_refptr<SourceBuffer> Item(uint32 index) const; |
| |
| // Custom, not in any spec. |
| // |
| // Generates an id for adding a new SourceBuffer. This id is unique in the |
| // context of this SourceBufferList. |
| std::string GenerateUniqueId(); |
| void Add(const scoped_refptr<SourceBuffer>& source_buffer); |
| bool Remove(const scoped_refptr<SourceBuffer>& source_buffer); |
| void Clear(); |
| |
| DEFINE_WRAPPABLE_TYPE(SourceBufferList); |
| |
| private: |
| // From EventTarget. |
| std::string GetDebugName() OVERRIDE { return "SourceBufferList"; } |
| |
| // Use vector so we can reserve memory in ctor. |
| typedef std::vector<scoped_refptr<SourceBuffer> > SourceBuffers; |
| SourceBuffers source_buffers_; |
| int32 last_source_buffer_id_; |
| EventQueue* event_queue_; |
| }; |
| |
| } // namespace dom |
| } // namespace cobalt |
| |
| #endif // COBALT_DOM_SOURCE_BUFFER_LIST_H_ |