1 // Tencent is pleased to support the open source community by making ncnn available.
2 //
3 // Copyright (C) 2017 THL A29 Limited, a Tencent company. All rights reserved.
4 //
5 // Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
6 // in compliance with the License. You may obtain a copy of the License at
7 //
8 // https://opensource.org/licenses/BSD-3-Clause
9 //
10 // Unless required by applicable law or agreed to in writing, software distributed
11 // under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
12 // CONDITIONS OF ANY KIND, either express or implied. See the License for the
13 // specific language governing permissions and limitations under the License.
14 
15 #ifndef LAYER_PADDING_H
16 #define LAYER_PADDING_H
17 
18 #include "layer.h"
19 
20 namespace ncnn {
21 
22 class Padding : public Layer
23 {
24 public:
25     Padding();
26 
27     virtual int load_param(const ParamDict& pd);
28 
29     virtual int load_model(const ModelBin& mb);
30 
31     virtual int forward(const Mat& bottom_blob, Mat& top_blob, const Option& opt) const;
32 
33     virtual int forward(const std::vector<Mat>& bottom_blobs, std::vector<Mat>& top_blobs, const Option& opt) const;
34 
35 public:
36     // -233 = dynamic offset from reference blob
37     int top;
38     int bottom;
39     int left;
40     int right;
41     int type; // 0=CONSTANT 1=REPLICATE 2=REFLECT
42     float value;
43     int front;
44     int behind;
45 
46     // per channel pad value
47     int per_channel_pad_data_size;
48     Mat per_channel_pad_data;
49 };
50 
51 } // namespace ncnn
52 
53 #endif // LAYER_PADDING_H
54