/usr/include/torch/FrameSelectorDataSet.h is in libtorch3-dev 3.1-2.1build1.
This file is owned by root:root, with mode 0o644.
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//
// This file is part of Torch 3.1.
//
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#ifndef FRAME_SELECTOR_DATA_SET_INC
#define FRAME_SELECTOR_DATA_SET_INC
#include "DataSet.h"
namespace Torch {
/** A dataset used to select some frames of another dataset.
It takes a dataset in the constructor. Then you call
select functions to select frames. After that, when
you will do a #setExample()# the example of the previous
dataset will be returned in #inputs# and #targets# fields,
with the right frames...
@author Ronan Collobert (collober@idiap.ch)
*/
class FrameSelectorDataSet : public DataSet
{
private:
Sequence *inputs_buffer;
Sequence *targets_buffer;
public:
/// DataSet where we will select frames
DataSet *data;
/// Number of input selected frames, for each example
int *n_selected_input_frames;
/// Number of target selected frames, for each example
int *n_selected_target_frames;
/// Indices of input selected frames, for each example
int **input_frames_indices;
/// Indices of target selected frames, for each example
int **target_frames_indices;
///
FrameSelectorDataSet(DataSet *data_);
/** Select input frames of the example #t#.
Frames indices are given by #frames_indices_#.
The size of #frames_indices_# is given by #n_frames_#.
Takes in account pushed subsets.
*/
void selectInputFrames(int t_, int *frames_indices_, int n_frames_);
/// Same as #selectInputFrames()#, but for targets.
void selectTargetFrames(int t_, int *frames_indices_, int n_frames_);
/** Unselect inputs frames of the example #t#.
Takes in account pushed subsets.
*/
void unselectInputFrames(int t_);
/** Unselect targets frames of the example #t#.
Takes in account pushed subsets.
*/
void unselectTargetFrames(int t_);
virtual void preProcess(PreProcessing *pre_processing);
virtual void getNumberOfFrames(int t_, int *n_input_frames_, int *n_target_frames_);
virtual void setRealExample(int t, bool set_inputs=true, bool set_targets=true);
virtual void pushExample();
virtual void popExample();
//-----
virtual ~FrameSelectorDataSet();
};
}
#endif
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