1 // Copyright 2010 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CC_LAYERS_VIDEO_LAYER_H_ 6 #define CC_LAYERS_VIDEO_LAYER_H_ 7 8 #include "base/callback.h" 9 #include "cc/base/cc_export.h" 10 #include "cc/layers/layer.h" 11 #include "media/base/video_rotation.h" 12 13 namespace media { class VideoFrame; } 14 15 namespace cc { 16 17 class VideoFrameProvider; 18 class VideoLayerImpl; 19 20 // A Layer that contains a Video element. 21 class CC_EXPORT VideoLayer : public Layer { 22 public: 23 static scoped_refptr<VideoLayer> Create(VideoFrameProvider* provider, 24 media::VideoRotation video_rotation); 25 26 virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) 27 OVERRIDE; 28 29 virtual bool Update(ResourceUpdateQueue* queue, 30 const OcclusionTracker<Layer>* occlusion) OVERRIDE; 31 32 private: 33 VideoLayer(VideoFrameProvider* provider, media::VideoRotation video_rotation); 34 virtual ~VideoLayer(); 35 36 // This pointer is only for passing to VideoLayerImpl's constructor. It should 37 // never be dereferenced by this class. 38 VideoFrameProvider* provider_; 39 40 media::VideoRotation video_rotation_; 41 42 DISALLOW_COPY_AND_ASSIGN(VideoLayer); 43 }; 44 45 } // namespace cc 46 47 #endif // CC_LAYERS_VIDEO_LAYER_H_ 48