1e41f4b71Sopenharmony_ci# OH_AudioBuffer 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci定义了音频数据的大小，类型，时间戳等配置信息。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**系统能力：** SystemCapability.Multimedia.Media.AVScreenCapture 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**起始版本：** 10 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**相关模块：**[AVScreenCapture](_a_v_screen_capture.md) 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci## 汇总 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci### 成员变量 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci| 名称 | 描述 | 21e41f4b71Sopenharmony_ci| -------- | -------- | 22e41f4b71Sopenharmony_ci| uint8_t \* [buf](#buf) | 音频buffer内存。 | 23e41f4b71Sopenharmony_ci| int32_t [size](#size) | 音频buffer内存大小。 | 24e41f4b71Sopenharmony_ci| int64_t [timestamp](#timestamp) | 音频buffer时间戳。 | 25e41f4b71Sopenharmony_ci| [OH_AudioCaptureSourceType](_a_v_screen_capture.md#oh_audiocapturesourcetype) [type](#type) | 音频录制源类型。 | 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci## 结构体成员变量说明 29e41f4b71Sopenharmony_ci 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ci### buf 32e41f4b71Sopenharmony_ci 33e41f4b71Sopenharmony_ci``` 34e41f4b71Sopenharmony_ciuint8_t* OH_AudioBuffer::buf 35e41f4b71Sopenharmony_ci``` 36e41f4b71Sopenharmony_ci**描述** 37e41f4b71Sopenharmony_ci音频buffer内存。 38e41f4b71Sopenharmony_ci 39e41f4b71Sopenharmony_ci 40e41f4b71Sopenharmony_ci### size 41e41f4b71Sopenharmony_ci 42e41f4b71Sopenharmony_ci``` 43e41f4b71Sopenharmony_ciint32_t OH_AudioBuffer::size 44e41f4b71Sopenharmony_ci``` 45e41f4b71Sopenharmony_ci**描述** 46e41f4b71Sopenharmony_ci音频buffer内存大小。 47e41f4b71Sopenharmony_ci 48e41f4b71Sopenharmony_ci 49e41f4b71Sopenharmony_ci### timestamp 50e41f4b71Sopenharmony_ci 51e41f4b71Sopenharmony_ci``` 52e41f4b71Sopenharmony_ciint64_t OH_AudioBuffer::timestamp 53e41f4b71Sopenharmony_ci``` 54e41f4b71Sopenharmony_ci**描述** 55e41f4b71Sopenharmony_ci音频buffer时间戳。 56e41f4b71Sopenharmony_ci 57e41f4b71Sopenharmony_ci 58e41f4b71Sopenharmony_ci### type 59e41f4b71Sopenharmony_ci 60e41f4b71Sopenharmony_ci``` 61e41f4b71Sopenharmony_ciOH_AudioCaptureSourceType OH_AudioBuffer::type 62e41f4b71Sopenharmony_ci``` 63e41f4b71Sopenharmony_ci**描述** 64e41f4b71Sopenharmony_ci音频录制源类型。 65