Files
hardware_interfaces/audio
jiabin 5d11612694 Add callback for output stream.
The callback is targeted for events related to an output stream.
Currently, there is one callback event defined, which is codec
format changed event.

Bug: 133526565
Test: manual
Test: atest VtsHalAudioV6_0TargetTest
Change-Id: I73a4914c1ffc30e1c88b8fedd61a031e24a069f6
2020-02-25 09:08:26 -08:00
..
2019-04-17 09:38:50 -07:00
2019-10-11 23:32:30 +00:00
2020-02-25 09:08:26 -08:00
2019-10-08 11:09:46 +01:00

Directory structure of the audio HIDL related code.

Run `common/all-versions/copyHAL.sh` to create a new version of the audio HAL
based on an existing one.

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