Adds getSupportedRefreshRates support
Source values for refresh rates from the RefreshRateSelector
through SurfaceComposerClient.
Test: atest android.display.cts.DisplayTest
BUG: 365163968
Flag: com.android.server.display.feature.flags.enable_get_supported_refresh_rates
Change-Id: I149e6e51b3b3718ef53e522f1fca5650dbbd8b7b
diff --git a/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp b/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
index 84fa139..7f763e5 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
+++ b/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
@@ -1569,6 +1569,19 @@
return distance1 < distance2 ? *lowerBound : *std::prev(lowerBound);
}
+std::vector<float> RefreshRateSelector::getSupportedFrameRates() const {
+ std::scoped_lock lock(mLock);
+ // TODO(b/356986687) Remove the limit once we have the anchor list implementation.
+ const size_t frameRatesSize = std::min<size_t>(11, mPrimaryFrameRates.size());
+ std::vector<float> supportedFrameRates;
+ supportedFrameRates.reserve(frameRatesSize);
+ std::transform(mPrimaryFrameRates.rbegin(),
+ mPrimaryFrameRates.rbegin() + static_cast<int>(frameRatesSize),
+ std::back_inserter(supportedFrameRates),
+ [](FrameRateMode mode) { return mode.fps.getValue(); });
+ return supportedFrameRates;
+}
+
auto RefreshRateSelector::getIdleTimerAction() const -> KernelIdleTimerAction {
std::lock_guard lock(mLock);
diff --git a/services/surfaceflinger/Scheduler/RefreshRateSelector.h b/services/surfaceflinger/Scheduler/RefreshRateSelector.h
index ee3a4f7..508f9d7 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateSelector.h
+++ b/services/surfaceflinger/Scheduler/RefreshRateSelector.h
@@ -441,6 +441,8 @@
std::pair<Fps, Fps> getFrameRateCategoryRates() const { return kFrameRateCategoryRates; }
+ std::vector<float> getSupportedFrameRates() const EXCLUDES(mLock);
+
private:
friend struct TestableRefreshRateSelector;