tree bebc2429cd587ac8bb1d3fcf8f93d96e0f16c0e1
parent 72cb1621aa903945fd50d5c2354e342240a52cf6
author Eric Laurent <elaurent@google.com> 1661954870 +0200
committer Eric Laurent <elaurent@google.com> 1661954870 +0200

Spatializer: enforce only one client registered

Make sure that only one client can successfully obtain an
ISpatializer control interface to the native Spatializer controller.
Do not reject the same callback being registered twice (NOOP).

Bug: 244427550
Test: manual spatial audio regression
Change-Id: I3e3cbc5340a6e9f07359786cc931875a55e1f048