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Commit 70ccba59 authored by Dan Stoza's avatar Dan Stoza
Browse files

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
parent 05dacfb6

include/gui/Surface.h

+5 −1
Original line number Diff line number Diff line
@@ -198,7 +198,6 @@ protected: 
    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 @@ public: 
    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 @@ private: 
    // 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;

};

libs/gui/Surface.cpp

+18 −0
Original line number Diff line number Diff line
@@ -292,8 +292,10 @@ int Surface::dequeueBuffer(android_native_buffer_t** buffer, int* fenceFd) { 


    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 @@ int Surface::queueBuffer(android_native_buffer_t* buffer, int fenceFd) { 
        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 @@ int Surface::query(int what, int* value) const { 
                }

                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);