| // Copyright 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_LAYERS_VIDEO_LAYER_H_ |
| #define CC_LAYERS_VIDEO_LAYER_H_ |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "cc/cc_export.h" |
| #include "cc/layers/layer.h" |
| #include "media/base/video_rotation.h" |
| |
| namespace media { class VideoFrame; } |
| |
| namespace cc { |
| |
| class VideoFrameProvider; |
| class VideoLayerImpl; |
| |
| // A Layer that contains a Video element. |
| class CC_EXPORT VideoLayer : public Layer { |
| public: |
| static scoped_refptr<VideoLayer> Create(VideoFrameProvider* provider, |
| media::VideoRotation video_rotation); |
| |
| std::unique_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override; |
| |
| bool Update() override; |
| |
| // Clears |provider_| to ensure it is not used after destruction. |
| void StopUsingProvider(); |
| |
| private: |
| VideoLayer(VideoFrameProvider* provider, media::VideoRotation video_rotation); |
| ~VideoLayer() override; |
| |
| // This pointer is only for passing to VideoLayerImpl's constructor. It should |
| // never be dereferenced by this class. |
| VideoFrameProvider* provider_; |
| |
| media::VideoRotation video_rotation_; |
| |
| DISALLOW_COPY_AND_ASSIGN(VideoLayer); |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_LAYERS_VIDEO_LAYER_H_ |