【文件属性】：
文件名称：Audio HAL presentation.pdf
文件大小：954KB
文件格式：PDF
更新时间：2023-04-09 05:03:49
Audio HAL Android hal
IDevice – represents Audio HW module (e.g. primary, USB, A2DP);
• IDevicesFactory – connect to one of the Audio HW modules;
• IPrimaryDevice – interface for primary Audio HW module, extends
IDevice;
• IStream – controls audio streams;
• IStreamIn – specialization for input streams;
• IStreamOut – specialization for output streams;
• IAudioControl - interacts with the car's audio subsystem to manage
audio sources and volumes.