1 /**
2 * Copyright 2020 Huawei Technologies Co., Ltd
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "nnacl/base/conv1x1_base.h"
18
Conv1x1InputPack(const void * src_ptr,void * dst_ptr,ConvParameter * conv_param,int data_size)19 void Conv1x1InputPack(const void *src_ptr, void *dst_ptr, ConvParameter *conv_param, int data_size) {
20 /* support nhwc */
21 char *src = (char *)src_ptr;
22 char *dst = (char *)dst_ptr;
23 for (int dst_h = 0; dst_h < conv_param->output_h_; dst_h++) {
24 int src_h = dst_h * conv_param->stride_h_ - conv_param->pad_u_;
25 if (src_h < 0 || src_h >= conv_param->input_h_) {
26 continue;
27 }
28 const char *src_h_ptr = src + src_h * conv_param->input_w_ * conv_param->input_channel_ * data_size;
29 char *dst_h_ptr = dst + dst_h * conv_param->output_w_ * conv_param->input_channel_ * data_size;
30 for (int dst_w = 0; dst_w < conv_param->output_w_; dst_w++) {
31 int src_w = dst_w * conv_param->stride_w_ - conv_param->pad_l_;
32 if (src_w < 0 || src_w >= conv_param->input_w_) {
33 continue;
34 }
35 memcpy(dst_h_ptr + dst_w * conv_param->input_channel_ * data_size,
36 src_h_ptr + src_w * conv_param->input_channel_ * data_size, conv_param->input_channel_ * data_size);
37 }
38 }
39 return;
40 }
41