1e41f4b71Sopenharmony_ci# PadFusion 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci在x指定维度的数据前后，添加指定数值进行增广。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci该算子对应的[NodeType](_n_n_rt_v10.md#nodetype)为NODE_TYPE_PAD_FUSION。 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci参数限制：当paddingMode==PADDING_MODE_CONSTANT时，需要设置constantValue，默认constantValue为0。 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci输入： 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci- x，n维tensor 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci- paddings，一个2维tensor，指定每一维度增补的长度，shape为[n，2]。paddings[i][0]表示第i维上，需要在输入张量前增补的数量； paddings[i][1]表示第i维上，需要在输入张量x后增补的数量。 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci输出： 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci- output，一个n维tensor，维数和数据类型和x保持一致。shape由x和paddings共同决定 output.shape[i] = input.shape[i] + paddings[i][0]+paddings[i][1]。 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci**起始版本：** 3.2 23e41f4b71Sopenharmony_ci 24e41f4b71Sopenharmony_ci**相关模块：**[NNRt](_n_n_rt_v10.md) 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci## 汇总 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci 30e41f4b71Sopenharmony_ci### Public 属性 31e41f4b71Sopenharmony_ci 32e41f4b71Sopenharmony_ci| 名称 | 描述 | 33e41f4b71Sopenharmony_ci| -------- | -------- | 34e41f4b71Sopenharmony_ci| long[][] [paddings](#paddings) | 一个2维tensor，指定每一维度增补的长度，shape为[n，2]。paddings[i][0]表示第i维上，需要在x1前增补的数量； paddings[i][1]表示第i维上，需要在x1后增补的数量。 该参数和输入的paddings意义相同。 | 35e41f4b71Sopenharmony_ci| enum [PaddingMode](_n_n_rt_v10.md#paddingmode)[paddingMode](#paddingmode) | 填充类型。 详情请参考：[PaddingMode](_n_n_rt_v10.md#paddingmode)。 | 36e41f4b71Sopenharmony_ci| float [constantValue](#constantvalue) | 一个常数，数据类型和x一致，指定Pad操作增广的数值。 仅paddingMode==PADDING_MODE_CONSTANT时生效，默认值为0。 | 37e41f4b71Sopenharmony_ci 38e41f4b71Sopenharmony_ci 39e41f4b71Sopenharmony_ci## 类成员变量说明 40e41f4b71Sopenharmony_ci 41e41f4b71Sopenharmony_ci 42e41f4b71Sopenharmony_ci### constantValue 43e41f4b71Sopenharmony_ci 44e41f4b71Sopenharmony_ci``` 45e41f4b71Sopenharmony_cifloat PadFusion::constantValue 46e41f4b71Sopenharmony_ci``` 47e41f4b71Sopenharmony_ci**描述** 48e41f4b71Sopenharmony_ci 49e41f4b71Sopenharmony_ci一个常数，数据类型和x一致，指定Pad操作增广的数值。 仅paddingMode==PADDING_MODE_CONSTANT时生效，默认值为0。 50e41f4b71Sopenharmony_ci 51e41f4b71Sopenharmony_ci 52e41f4b71Sopenharmony_ci### paddingMode 53e41f4b71Sopenharmony_ci 54e41f4b71Sopenharmony_ci``` 55e41f4b71Sopenharmony_cienum PaddingMode PadFusion::paddingMode 56e41f4b71Sopenharmony_ci``` 57e41f4b71Sopenharmony_ci**描述** 58e41f4b71Sopenharmony_ci 59e41f4b71Sopenharmony_ci填充类型。 详情请参考：[PaddingMode](_n_n_rt_v10.md#paddingmode)。 60e41f4b71Sopenharmony_ci 61e41f4b71Sopenharmony_ci 62e41f4b71Sopenharmony_ci### paddings 63e41f4b71Sopenharmony_ci 64e41f4b71Sopenharmony_ci``` 65e41f4b71Sopenharmony_cilong [][] PadFusion::paddings 66e41f4b71Sopenharmony_ci``` 67e41f4b71Sopenharmony_ci**描述** 68e41f4b71Sopenharmony_ci 69e41f4b71Sopenharmony_ci一个2维tensor，指定每一维度增补的长度，shape为[n，2]。paddings[i][0]表示第i维上，需要在x1前增补的数量； paddings[i][1]表示第i维上，需要在x1后增补的数量。 该参数和输入的paddings意义相同。 70