1e41f4b71Sopenharmony_ci# LayerInfo 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ciDefines 定义图层信息结构体。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci在创建图层时，需要将LayerInfo传递给创建图层接口，创建图层接口根据图层信息创建相应图层。 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**起始版本：** 3.2 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**相关模块：**[Display](_display_v10.md) 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci## 汇总 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci### Public 属性 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci| 名称 | 描述 | 21e41f4b71Sopenharmony_ci| -------- | -------- | 22e41f4b71Sopenharmony_ci| int [width](#width) | 图层宽度 | 23e41f4b71Sopenharmony_ci| int [height](#height) | 图层高度 | 24e41f4b71Sopenharmony_ci| enum [LayerType](_display_v10.md#layertype)[type](#type) | 图层类型，包括图形层、视频层和媒体播放模式。 | 25e41f4b71Sopenharmony_ci| int [bpp](#bpp) | 每像素所占Bit数 | 26e41f4b71Sopenharmony_ci| enum [PixelFormat](_display_v10.md#pixelformat)[pixFormat](#pixformat) | 图层像素格式 | 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci## 类成员变量说明 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ci 32e41f4b71Sopenharmony_ci### bpp 33e41f4b71Sopenharmony_ci 34e41f4b71Sopenharmony_ci``` 35e41f4b71Sopenharmony_ciint LayerInfo::bpp 36e41f4b71Sopenharmony_ci``` 37e41f4b71Sopenharmony_ci**描述** 38e41f4b71Sopenharmony_ci 39e41f4b71Sopenharmony_ci每像素所占Bit数 40e41f4b71Sopenharmony_ci 41e41f4b71Sopenharmony_ci 42e41f4b71Sopenharmony_ci### height 43e41f4b71Sopenharmony_ci 44e41f4b71Sopenharmony_ci``` 45e41f4b71Sopenharmony_ciint LayerInfo::height 46e41f4b71Sopenharmony_ci``` 47e41f4b71Sopenharmony_ci**描述** 48e41f4b71Sopenharmony_ci 49e41f4b71Sopenharmony_ci图层高度 50e41f4b71Sopenharmony_ci 51e41f4b71Sopenharmony_ci 52e41f4b71Sopenharmony_ci### pixFormat 53e41f4b71Sopenharmony_ci 54e41f4b71Sopenharmony_ci``` 55e41f4b71Sopenharmony_cienum PixelFormat LayerInfo::pixFormat 56e41f4b71Sopenharmony_ci``` 57e41f4b71Sopenharmony_ci**描述** 58e41f4b71Sopenharmony_ci 59e41f4b71Sopenharmony_ci图层像素格式 60e41f4b71Sopenharmony_ci 61e41f4b71Sopenharmony_ci 62e41f4b71Sopenharmony_ci### type 63e41f4b71Sopenharmony_ci 64e41f4b71Sopenharmony_ci``` 65e41f4b71Sopenharmony_cienum LayerType LayerInfo::type 66e41f4b71Sopenharmony_ci``` 67e41f4b71Sopenharmony_ci**描述** 68e41f4b71Sopenharmony_ci 69e41f4b71Sopenharmony_ci图层类型，包括图形层、视频层和媒体播放模式。 70e41f4b71Sopenharmony_ci 71e41f4b71Sopenharmony_ci 72e41f4b71Sopenharmony_ci### width 73e41f4b71Sopenharmony_ci 74e41f4b71Sopenharmony_ci``` 75e41f4b71Sopenharmony_ciint LayerInfo::width 76e41f4b71Sopenharmony_ci``` 77e41f4b71Sopenharmony_ci**描述** 78e41f4b71Sopenharmony_ci 79e41f4b71Sopenharmony_ci图层宽度 80