SF: Implement FrameStats directly in FrameTimeline
Bug: 241394120
Test: builds, atest CtsUiAutomationTestCases:android.app.uiautomation.cts.UiAutomationTest#testWindowContentFrameStats$
Flag: com.android.graphics.surfaceflinger.flags.deprecate_frame_tracker
Change-Id: I3f12d504e821a6ba15a26604eb56f317c9d59a18
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
index 47b811b..c13e444 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
@@ -378,6 +378,11 @@
}
}
+void SurfaceFrame::setDesiredPresentTime(nsecs_t desiredPresentTime) {
+ std::scoped_lock lock(mMutex);
+ mActuals.desiredPresentTime = desiredPresentTime;
+}
+
void SurfaceFrame::setDropTime(nsecs_t dropTime) {
std::scoped_lock lock(mMutex);
mDropTime = dropTime;
@@ -1456,6 +1461,30 @@
static_cast<float>(totalPresentToPresentWalls);
}
+void FrameTimeline::generateFrameStats(int32_t layer, size_t count, FrameStats* outStats) const {
+ std::scoped_lock lock(mMutex);
+
+ // TODO: Include FPS calculation here
+ for (auto displayFrame : mDisplayFrames) {
+ if (!count--) {
+ break;
+ }
+
+ if (displayFrame->getActuals().presentTime <= 0) {
+ continue;
+ }
+
+ for (const auto& surfaceFrame : displayFrame->getSurfaceFrames()) {
+ if (surfaceFrame->getLayerId() == layer) {
+ outStats->actualPresentTimesNano.push_back(surfaceFrame->getActuals().presentTime);
+ outStats->desiredPresentTimesNano.push_back(
+ surfaceFrame->getActuals().desiredPresentTime);
+ outStats->frameReadyTimesNano.push_back(surfaceFrame->getActuals().endTime);
+ }
+ }
+ }
+}
+
std::optional<size_t> FrameTimeline::getFirstSignalFenceIndex() const {
for (size_t i = 0; i < mPendingPresentFences.size(); i++) {
const auto& [fence, _] = mPendingPresentFences[i];
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.h b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
index cffb61e..6cda309 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.h
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
@@ -85,16 +85,20 @@
*/
struct TimelineItem {
TimelineItem(const nsecs_t startTime = 0, const nsecs_t endTime = 0,
- const nsecs_t presentTime = 0)
- : startTime(startTime), endTime(endTime), presentTime(presentTime) {}
+ const nsecs_t presentTime = 0, const nsecs_t desiredPresentTime = 0)
+ : startTime(startTime),
+ endTime(endTime),
+ presentTime(presentTime),
+ desiredPresentTime(desiredPresentTime) {}
nsecs_t startTime;
nsecs_t endTime;
nsecs_t presentTime;
+ nsecs_t desiredPresentTime;
bool operator==(const TimelineItem& other) const {
return startTime == other.startTime && endTime == other.endTime &&
- presentTime == other.presentTime;
+ presentTime == other.presentTime && desiredPresentTime != other.desiredPresentTime;
}
bool operator!=(const TimelineItem& other) const { return !(*this == other); }
@@ -183,6 +187,7 @@
void setActualStartTime(nsecs_t actualStartTime);
void setActualQueueTime(nsecs_t actualQueueTime);
void setAcquireFenceTime(nsecs_t acquireFenceTime);
+ void setDesiredPresentTime(nsecs_t desiredPresentTime);
void setDropTime(nsecs_t dropTime);
void setPresentState(PresentState presentState, nsecs_t lastLatchTime = 0);
void setRenderRate(Fps renderRate);
@@ -341,6 +346,9 @@
// containing at least one layer ID.
virtual float computeFps(const std::unordered_set<int32_t>& layerIds) = 0;
+ // Supports the legacy FrameStats interface
+ virtual void generateFrameStats(int32_t layer, size_t count, FrameStats* outStats) const = 0;
+
// Restores the max number of display frames to default. Called by SF backdoor.
virtual void reset() = 0;
};
@@ -501,6 +509,7 @@
void parseArgs(const Vector<String16>& args, std::string& result) override;
void setMaxDisplayFrames(uint32_t size) override;
float computeFps(const std::unordered_set<int32_t>& layerIds) override;
+ void generateFrameStats(int32_t layer, size_t count, FrameStats* outStats) const override;
void reset() override;
// Sets up the perfetto tracing backend and data source.