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#ifndef CAFFE_DUMMY_DATA_LAYER_HPP_
#define CAFFE_DUMMY_DATA_LAYER_HPP_
#include <vector>
#include "caffe/blob.hpp"
#include "caffe/filler.hpp"
#include "caffe/layer.hpp"
#include "caffe/proto/caffe.pb.h"
namespace caffe {
/**
* @brief Provides data to the Net generated by a Filler.
*
* TODO(dox): thorough documentation for Forward and proto params.
*/
template <typename Dtype>
class DummyDataLayer : public Layer<Dtype> {
public:
explicit DummyDataLayer(const LayerParameter& param)
: Layer<Dtype>(param) {}
virtual void LayerSetUp(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top);
// Data layers have no bottoms, so reshaping is trivial.
virtual void Reshape(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top) {}
virtual inline const char* type() const { return "DummyData"; }
virtual inline int ExactNumBottomBlobs() const { return 0; }
virtual inline int MinTopBlobs() const { return 1; }
protected:
virtual void Forward_cpu(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top);
virtual void Backward_cpu(const vector<Blob<Dtype>*>& top,
const vector<bool>& propagate_down, const vector<Blob<Dtype>*>& bottom) {}
virtual void Backward_gpu(const vector<Blob<Dtype>*>& top,
const vector<bool>& propagate_down, const vector<Blob<Dtype>*>& bottom) {}
vector<shared_ptr<Filler<Dtype> > > fillers_;
vector<bool> refill_;
};
} // namespace caffe
#endif // CAFFE_DUMMY_DATA_LAYER_HPP_
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