---
title: AclFormat
description: "- ACL_FORMAT_UNDEFINED"
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/API/ascendtb/ascendtb_01_0326.html
sourcePath: /source/zh/canncommercial/900/API/ascendtb/ascendtb_01_0326.html
indexId: bdaea956efc9ba833b98a1ec4981ab6b2bd35c370a42d91366a8ef01bd3240f564
---
# AclFormat

#### 枚举项

- ACL_FORMAT_UNDEFINED
- ACL_FORMAT_NCHW
- ACL_FORMAT_NHWC
- ACL_FORMAT_ND
- ACL_FORMAT_NC1HWC0
- ACL_FORMAT_FRACTAL_Z
- ACL_FORMAT_NC1HWC0_C04
- ACL_FORMAT_HWCN
- ACL_FORMAT_NDHWC
- ACL_FORMAT_FRACTAL_NZ
- ACL_FORMAT_NCDHW
- ACL_FORMAT_NDC1HWC0
- ACL_FRACTAL_Z_3D


#### 使用示例：

```
torch_atb.AclFormat.ACL_FORMAT_UNDEFINED
```