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#ifndef CAFFE_MEMORY_DATA_LAYER_HPP_
#define CAFFE_MEMORY_DATA_LAYER_HPP_
#include <vector>
#include "caffe/blob.hpp"
#include "caffe/layer.hpp"
#include "caffe/proto/caffe.pb.h"
#include "caffe/layers/base_data_layer.hpp"
namespace caffe {
/**
* @brief Provides data to the Net from memory.
*
* TODO(dox): thorough documentation for Forward and proto params.
*/
template <typename Dtype>
class MemoryDataLayer : public BaseDataLayer<Dtype> {
public:
explicit MemoryDataLayer(const LayerParameter& param)
: BaseDataLayer<Dtype>(param), has_new_data_(false) {}
virtual void DataLayerSetUp(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top);
virtual inline const char* type() const { return "MemoryData"; }
virtual inline int ExactNumBottomBlobs() const { return 0; }
virtual inline int ExactNumTopBlobs() const { return 2; }
virtual void AddDatumVector(const vector<Datum>& datum_vector);
#ifdef USE_OPENCV
virtual void AddMatVector(const vector<cv::Mat>& mat_vector,
const vector<int>& labels);
#endif // USE_OPENCV
// Reset should accept const pointers, but can't, because the memory
// will be given to Blob, which is mutable
void Reset(Dtype* data, Dtype* label, int n);
void set_batch_size(int new_size);
int batch_size() { return batch_size_; }
int channels() { return channels_; }
int height() { return height_; }
int width() { return width_; }
protected:
virtual void Forward_cpu(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top);
int batch_size_, channels_, height_, width_, size_;
Dtype* data_;
Dtype* labels_;
int n_;
size_t pos_;
Blob<Dtype> added_data_;
Blob<Dtype> added_label_;
bool has_new_data_;
};
} // namespace caffe
#endif // CAFFE_MEMORY_DATA_LAYER_HPP_
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