commit 438afd19b0a0f0b574e021f105d52a2e5d3955fe
author Vadim Caen <caen@google.com> Mon Oct 16 10:21:48 2023 +0200
committer Vadim Caen <caen@google.com> Fri Oct 20 15:12:21 2023 +0200
tree 17f79b47e6c75e8975578f33f1cfc43d1aabdc3e
parent 903f8e40ccd26cd1664d51cf6f6c011b5d9e810f

Downgrade binder stablility for Virtual Camera

Downgrade the binder stability for the virtual camera provider service
so it can be used without the VINTF manifest.

Test: cameraservice_test CameraProviderManagerTest
Bug: 270352264
Change-Id: I08c4190550614b819e69626a7cc749e61db82678

devices/VirtualCamera/main.cc

diff --git a/devices/VirtualCamera/main.cc b/devices/VirtualCamera/main.cc
index a3ff128..7bf6c26 100644
--- a/devices/VirtualCamera/main.cc
+++ b/devices/VirtualCamera/main.cc
@@ -16,6 +16,8 @@
 
 #define LOG_TAG "VirtualCamera"
 
+#include <android/binder_stability.h>
+
 #include <cstddef>
 
 #include "VirtualCameraProvider.h"
@@ -45,8 +47,10 @@
   const std::string serviceName =
       std::string(VirtualCameraProvider::descriptor) + "/virtual/0";
 
-  binder_exception_t ret = AServiceManager_addService(
-      defaultProvider->asBinder().get(), serviceName.c_str());
+  auto aidlBinder = defaultProvider->asBinder();
+  AIBinder_forceDowngradeToLocalStability(aidlBinder.get());
+  binder_exception_t ret =
+      AServiceManager_addService(aidlBinder.get(), serviceName.c_str());
   LOG_ALWAYS_FATAL_IF(
       ret != EX_NONE,
       "Error while registering virtual camera provider service: %d", ret);