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2c75ca6b27
Add a method to IDevice interface allowing the attachement of an audio effect to an audio device. This is used when an audio effect is implemented below the HAL (e.g by an audio DSP) and is attached/enabled when a particular sink(e.g speaker) or source(e.g mic) device is selected. Bug: 136294538 Test: make Change-Id: I73d78c4f234fd80443a1cb3772c2d65457968652 Merged-In: I73d78c4f234fd80443a1cb3772c2d65457968652
Directory structure of the audio HIDL related code.
audio
|-- 2.0 <== core 2.0 HIDL API. .hal can not be moved into the core directory
| because that would change its namespace and include path
|-- 4.0 <== Version 4.0 of the core API
|
|-- ...
|
|-- common <== code common to audio core and effect API
| |-- 2.0 <== HIDL API of V2
| |-- 4.0
| |-- ...
| `-- all_versions <== code common to all version of both core and effect API
| |-- default <== implementation shared code between core and effect impl
| |-- test <== utilities used by tests
| `-- util <== utilities used by both implementation and tests
|
|-- core <== VTS and default implementation of the core API (not HIDL, see /audio/2.0))
| `-- all_versions <== Code is version independent through #if and separate files
| |-- default <== code that wraps the legacy API
| `-- vts <== vts of core API
| |-- 2.0 <== 2.0 specific tests and helpers
| |-- 4.0
| |-- ...
|
`-- effect <== idem for the effect API
|-- 2.0
|-- 4.0
|-- ...
`-- all_versions
|-- default
`-- vts