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// Copyright 2014 BVLC and contributors.
#ifndef _CAFFE_UTIL_IM2COL_HPP_
#define _CAFFE_UTIL_IM2COL_HPP_
namespace caffe {
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, Dtype* data_col);
template <typename Dtype>
void col2im_cpu(const Dtype* data_col, const int channels,
const int height, const int width, const int patch_h, const int patch_w,
const int pad_h, const int pad_w, const int stride_h,
const int stride_w, Dtype* data_im);
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, Dtype* data_col);
template <typename Dtype>
void col2im_gpu(const Dtype* data_col, const int channels,
const int height, const int width, const int patch_h, const int patch_w,
const int pad_h, const int pad_w, const int stride_h,
const int stride_w, Dtype* data_im);
} // namespace caffe
#endif // CAFFE_UTIL_IM2COL_HPP_
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