Surface: Add LAST_[DE]QUEUE_DURATION queries
Adds support for the NATIVE_WINDOW_LAST_DEQUEUE_DURATION and
NATIVE_WINDOW_LAST_QUEUE_DURATION queries.
Bug: 29413700
Change-Id: Iea4efa208e8390fb2de52d5ad9f083ae91bf50b0
diff --git a/include/gui/Surface.h b/include/gui/Surface.h
index af9dd50..b9ffc49 100644
--- a/include/gui/Surface.h
+++ b/include/gui/Surface.h
@@ -198,7 +198,6 @@
virtual int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd);
virtual int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd);
virtual int perform(int operation, va_list args);
- virtual int query(int what, int* value) const;
virtual int setSwapInterval(int interval);
virtual int lockBuffer_DEPRECATED(ANativeWindowBuffer* buffer);
@@ -224,6 +223,7 @@
virtual int setAutoRefresh(bool autoRefresh);
virtual int lock(ANativeWindow_Buffer* outBuffer, ARect* inOutDirtyBounds);
virtual int unlockAndPost();
+ virtual int query(int what, int* value) const;
virtual int connect(int api, const sp<IProducerListener>& listener);
virtual int detachNextBuffer(sp<GraphicBuffer>* outBuffer,
@@ -370,6 +370,10 @@
// used to prevent a mismatch between the number of queue/dequeue calls.
bool mSharedBufferHasBeenQueued;
+ // These are used to satisfy the NATIVE_WINDOW_LAST_*_DURATION queries
+ nsecs_t mLastDequeueDuration = 0;
+ nsecs_t mLastQueueDuration = 0;
+
Condition mQueueBufferCondition;
};
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 9760a0e..af55913 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -292,8 +292,10 @@
int buf = -1;
sp<Fence> fence;
+ nsecs_t now = systemTime();
status_t result = mGraphicBufferProducer->dequeueBuffer(&buf, &fence,
reqWidth, reqHeight, reqFormat, reqUsage);
+ mLastDequeueDuration = systemTime() - now;
if (result < 0) {
ALOGV("dequeueBuffer: IGraphicBufferProducer::dequeueBuffer"
@@ -496,7 +498,9 @@
input.setSurfaceDamage(flippedRegion);
}
+ nsecs_t now = systemTime();
status_t err = mGraphicBufferProducer->queueBuffer(i, input, &output);
+ mLastQueueDuration = systemTime() - now;
if (err != OK) {
ALOGE("queueBuffer: error queuing buffer to SurfaceTexture, %d", err);
}
@@ -575,6 +579,20 @@
}
return err;
}
+ case NATIVE_WINDOW_LAST_DEQUEUE_DURATION: {
+ int64_t durationUs = mLastDequeueDuration / 1000;
+ *value = durationUs > std::numeric_limits<int>::max() ?
+ std::numeric_limits<int>::max() :
+ static_cast<int>(durationUs);
+ return NO_ERROR;
+ }
+ case NATIVE_WINDOW_LAST_QUEUE_DURATION: {
+ int64_t durationUs = mLastQueueDuration / 1000;
+ *value = durationUs > std::numeric_limits<int>::max() ?
+ std::numeric_limits<int>::max() :
+ static_cast<int>(durationUs);
+ return NO_ERROR;
+ }
}
}
return mGraphicBufferProducer->query(what, value);