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Commit 12eb4237 authored by Lloyd Pique's avatar Lloyd Pique
Browse files

SF: Abstract out buffer queue creation 

Modifies SurfaceFlinger so that the type of the buffer queue
producer/consumer pair produced for framebuffers can be changed at
runtime.

Test: Builds
Bug: None
Change-Id: If108059c43e5c0d03de9645966d9b8eca2b9ed16
parent 8c07c336

services/surfaceflinger/SurfaceFlinger.cpp

+4 −4
Original line number Diff line number Diff line
@@ -193,8 +193,8 @@ SurfaceFlinger::SurfaceFlinger() 
        mHasPoweredOff(false),

        mNumLayers(0),

        mVrFlingerRequestsDisplay(false),

        mMainThreadId(std::this_thread::get_id())

{

        mMainThreadId(std::this_thread::get_id()),

        mCreateBufferQueue(&BufferQueue::createBufferQueue) {

    ALOGI("SurfaceFlinger is starting");



    vsyncPhaseOffsetNs = getInt64< ISurfaceFlingerConfigs,
@@ -2213,7 +2213,7 @@ void SurfaceFlinger::processDisplayChangesLocked() { 
                sp<IGraphicBufferProducer> producer;

                sp<IGraphicBufferProducer> bqProducer;

                sp<IGraphicBufferConsumer> bqConsumer;

                BufferQueue::createBufferQueue(&bqProducer, &bqConsumer);

                mCreateBufferQueue(&bqProducer, &bqConsumer, false);



                int32_t hwcId = -1;

                if (state.isVirtualDisplay()) {

services/surfaceflinger/SurfaceFlinger.h

+8 −0
Original line number Diff line number Diff line
@@ -87,6 +87,8 @@ class ColorLayer; 
class DisplayEventConnection;

class EventControlThread;

class EventThread;

class IGraphicBufferConsumer;

class IGraphicBufferProducer;

class InjectVSyncSource;

class Layer;

class Surface;
@@ -822,6 +824,12 @@ private: 
    float mSaturation = 1.0f;

    bool mForceNativeColorMode = false;



    using CreateBufferQueueFunction =

            std::function<void(sp<IGraphicBufferProducer>* /* outProducer */,

                               sp<IGraphicBufferConsumer>* /* outConsumer */,

                               bool /* consumerIsSurfaceFlinger */)>;

    CreateBufferQueueFunction mCreateBufferQueue;



    SurfaceFlingerBE mBE;

};

}; // namespace android