Add SF side tunnel mode listener
This CL adds a TunnelModeStateReporter, which monitors if there are
any layers with a sideband stream in SurfaceFlinger. If any of the
layers have a sideband stream, it informs all the registered listeners
that tunnel mode is enabled. When no layers have a sideband stream, it
notifies the listeners that tunnel mode is disabled.
Bug: 171457637
Test: atest TunnelModeStateListenerTest
Test: atest TunnelModeStateReporterTest
Change-Id: Ie54b34dbd9b6253d7142e9b0f690c8469374604d
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index aa93808..80ff653 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -2077,6 +2077,16 @@
return ComposerService::getComposerService()->removeFpsListener(listener);
}
+status_t SurfaceComposerClient::addTunnelModeEnabledListener(
+ const sp<gui::ITunnelModeEnabledListener>& listener) {
+ return ComposerService::getComposerService()->addTunnelModeEnabledListener(listener);
+}
+
+status_t SurfaceComposerClient::removeTunnelModeEnabledListener(
+ const sp<gui::ITunnelModeEnabledListener>& listener) {
+ return ComposerService::getComposerService()->removeTunnelModeEnabledListener(listener);
+}
+
bool SurfaceComposerClient::getDisplayBrightnessSupport(const sp<IBinder>& displayToken) {
bool support = false;
ComposerService::getComposerService()->getDisplayBrightnessSupport(displayToken, &support);