1e41f4b71Sopenharmony_ci# AudioEffectBuffer 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci定义音效进程输入输出buffer。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**起始版本：** 4.0 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**相关模块：**[HdiEffect](_hdi_effect.md) 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci## 汇总 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci### Public 属性 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci| 名称 | 描述 | 19e41f4b71Sopenharmony_ci| -------- | -------- | 20e41f4b71Sopenharmony_ci| unsigned int [frameCount](#framecount) | 帧缓冲区中的帧计数 | 21e41f4b71Sopenharmony_ci| int [datatag](#datatag) | 用于使用简化的数据点类型标记，祥见 [AudioEffectBufferTag](_hdi_effect.md#audioeffectbuffertag) | 22e41f4b71Sopenharmony_ci| byte[] [rawData](#rawdata) | 音频数据指向缓冲区的起点, 数据类型由datatag定义 | 23e41f4b71Sopenharmony_ci 24e41f4b71Sopenharmony_ci 25e41f4b71Sopenharmony_ci## 类成员变量说明 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci### datatag 29e41f4b71Sopenharmony_ci 30e41f4b71Sopenharmony_ci``` 31e41f4b71Sopenharmony_ciint AudioEffectBuffer::datatag 32e41f4b71Sopenharmony_ci``` 33e41f4b71Sopenharmony_ci**描述** 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ci用于使用简化的数据点类型标记，祥见 [AudioEffectBufferTag](_hdi_effect.md#audioeffectbuffertag) 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ci 38e41f4b71Sopenharmony_ci### frameCount 39e41f4b71Sopenharmony_ci 40e41f4b71Sopenharmony_ci``` 41e41f4b71Sopenharmony_ciunsigned int AudioEffectBuffer::frameCount 42e41f4b71Sopenharmony_ci``` 43e41f4b71Sopenharmony_ci**描述** 44e41f4b71Sopenharmony_ci 45e41f4b71Sopenharmony_ci帧缓冲区中的帧计数 46e41f4b71Sopenharmony_ci 47e41f4b71Sopenharmony_ci 48e41f4b71Sopenharmony_ci### rawData 49e41f4b71Sopenharmony_ci 50e41f4b71Sopenharmony_ci``` 51e41f4b71Sopenharmony_cibyte [] AudioEffectBuffer::rawData 52e41f4b71Sopenharmony_ci``` 53e41f4b71Sopenharmony_ci**描述** 54e41f4b71Sopenharmony_ci 55e41f4b71Sopenharmony_ci音频数据指向缓冲区的起点, 数据类型由datatag定义 56