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#ifndef CAFFE_SILENCE_LAYER_HPP_
#define CAFFE_SILENCE_LAYER_HPP_
#include <vector>
#include "caffe/blob.hpp"
#include "caffe/layer.hpp"
#include "caffe/proto/caffe.pb.h"
namespace caffe {
/**
* @brief Ignores bottom blobs while producing no top blobs. (This is useful
* to suppress outputs during testing.)
*/
template <typename Dtype>
class SilenceLayer : public Layer<Dtype> {
public:
explicit SilenceLayer(const LayerParameter& param)
: Layer<Dtype>(param) {}
virtual void Reshape(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top) {}
virtual inline const char* type() const { return "Silence"; }
virtual inline int MinBottomBlobs() const { return 1; }
virtual inline int ExactNumTopBlobs() const { return 0; }
protected:
virtual void Forward_cpu(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top) {}
// We can't define Forward_gpu here, since STUB_GPU will provide
// its own definition for CPU_ONLY mode.
virtual void Forward_gpu(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);
};
} // namespace caffe
#endif // CAFFE_SILENCE_LAYER_HPP_
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