1e41f4b71Sopenharmony_ci# native_avmemory.h 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci声明了媒体数据结构AVMemory的定义。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**库：** libnative_media_core.so 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**系统能力：** SystemCapability.Multimedia.Media.Core 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**起始版本：** 9 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci**相关模块：**[Core](_core.md) 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci## 汇总 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci### 类型定义 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci| 名称 | 描述 | 23e41f4b71Sopenharmony_ci| -------- | -------- | 24e41f4b71Sopenharmony_ci| typedef struct [OH_AVMemory](_core.md#oh_avmemory) [OH_AVMemory](_core.md#oh_avmemory) | 为音视频内存接口定义native层对象。 | 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci### 函数 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci| 名称 | 描述 | 30e41f4b71Sopenharmony_ci| -------- | -------- | 31e41f4b71Sopenharmony_ci| [OH_AVMemory](_core.md#oh_avmemory) \* [OH_AVMemory_Create](_core.md#oh_avmemory_create) (int32_t size) | 创建OH_AVMemory实例的指针。（API11废弃） | 32e41f4b71Sopenharmony_ci| uint8_t \* [OH_AVMemory_GetAddr](_core.md#oh_avmemory_getaddr) (struct [OH_AVMemory](_core.md#oh_avmemory) \*mem) | 获取内存虚拟地址。 （API11废弃） | 33e41f4b71Sopenharmony_ci| int32_t [OH_AVMemory_GetSize](_core.md#oh_avmemory_getsize) (struct [OH_AVMemory](_core.md#oh_avmemory) \*mem) | 获取内存长度。（API11废弃） | 34e41f4b71Sopenharmony_ci| [OH_AVErrCode](_core.md#oh_averrcode) [OH_AVMemory_Destroy](_core.md#oh_avmemory_destroy) (struct [OH_AVMemory](_core.md#oh_avmemory) \*mem) | 释放OH_AVMemory实例指针的资源。 （API11废弃） |