File: im2col.hpp

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#ifndef _CAFFE_UTIL_IM2COL_HPP_
#define _CAFFE_UTIL_IM2COL_HPP_

namespace caffe {

template <typename Dtype>
void im2col_nd_cpu(const Dtype* data_im, const int num_spatial_axes,
    const int* im_shape, const int* col_shape,
    const int* kernel_shape, const int* pad, const int* stride,
    const int* dilation, Dtype* data_col);

template <typename Dtype>
void im2col_cpu(const Dtype* data_im, const int channels,
    const int height, const int width, const int kernel_h, const int kernel_w,
    const int pad_h, const int pad_w, const int stride_h,
    const int stride_w, const int dilation_h, const int dilation_w,
    Dtype* data_col);

template <typename Dtype>
void col2im_nd_cpu(const Dtype* data_col, const int num_spatial_axes,
    const int* im_shape, const int* col_shape,
    const int* kernel_shape, const int* pad, const int* stride,
    const int* dilation, Dtype* data_im);

template <typename Dtype>
void col2im_cpu(const Dtype* data_col, const int channels,
    const int height, const int width, const int kernel_h, const int kernel_w,
    const int pad_h, const int pad_w, const int stride_h,
    const int stride_w, const int dilation_h, const int dilation_w,
    Dtype* data_im);

template <typename Dtype>
void im2col_nd_gpu(const Dtype* data_im, const int num_spatial_axes,
    const int col_size, const int* im_shape, const int* col_shape,
    const int* kernel_shape, const int* pad, const int* stride,
    const int* dilation, Dtype* data_col);

template <typename Dtype>
void im2col_gpu(const Dtype* data_im, const int channels,
    const int height, const int width, const int kernel_h, const int kernel_w,
    const int pad_h, const int pad_w, const int stride_h,
    const int stride_w, const int dilation_h, const int dilation_w,
    Dtype* data_col);

template <typename Dtype>
void col2im_nd_gpu(const Dtype* data_col, const int num_spatial_axes,
    const int im_size, const int* im_shape, const int* col_shape,
    const int* kernel_shape, const int* pad, const int* stride,
    const int* dilation, Dtype* data_im);

template <typename Dtype>
void col2im_gpu(const Dtype* data_col, const int channels,
    const int height, const int width, const int kernel_h, const int kernel_w,
    const int pad_h, const int pad_w, const int stride_h,
    const int stride_w, const int dilation_h, const int dilation_w,
    Dtype* data_im);

}  // namespace caffe

#endif  // CAFFE_UTIL_IM2COL_HPP_