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// Copyright 2012 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_IMPL_H_
#define CC_LAYERS_VIDEO_LAYER_IMPL_H_
#include <vector>
#include "cc/base/cc_export.h"
#include "cc/layers/layer_impl.h"
#include "cc/resources/release_callback.h"
#include "cc/resources/video_resource_updater.h"
namespace media {
class VideoFrame;
}
namespace cc {
class VideoFrameProvider;
class VideoFrameProviderClientImpl;
class CC_EXPORT VideoLayerImpl : public LayerImpl {
public:
static scoped_ptr<VideoLayerImpl> Create(LayerTreeImpl* tree_impl,
int id,
VideoFrameProvider* provider);
virtual ~VideoLayerImpl();
// LayerImpl implementation.
virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
OVERRIDE;
virtual void PushPropertiesTo(LayerImpl* layer) OVERRIDE;
virtual bool WillDraw(DrawMode draw_mode,
ResourceProvider* resource_provider) OVERRIDE;
virtual void AppendQuads(QuadSink* quad_sink,
AppendQuadsData* append_quads_data) OVERRIDE;
virtual void DidDraw(ResourceProvider* resource_provider) OVERRIDE;
virtual void DidBecomeActive() OVERRIDE;
virtual void ReleaseResources() OVERRIDE;
void SetNeedsRedraw();
void SetProviderClientImpl(
scoped_refptr<VideoFrameProviderClientImpl> provider_client_impl);
private:
VideoLayerImpl(LayerTreeImpl* tree_impl, int id);
virtual const char* LayerTypeAsString() const OVERRIDE;
scoped_refptr<VideoFrameProviderClientImpl> provider_client_impl_;
scoped_refptr<media::VideoFrame> frame_;
scoped_ptr<VideoResourceUpdater> updater_;
VideoFrameExternalResources::ResourceType frame_resource_type_;
std::vector<ResourceProvider::ResourceId> frame_resources_;
// TODO(danakj): Remove these, hide software path inside ResourceProvider and
// ExternalResource (aka TextureMailbox) classes.
std::vector<unsigned> software_resources_;
// Called once for each software resource.
ReleaseCallback software_release_callback_;
DISALLOW_COPY_AND_ASSIGN(VideoLayerImpl);
};
} // namespace cc
#endif // CC_LAYERS_VIDEO_LAYER_IMPL_H_
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