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Commit 5e6848d4 authored by John Reck's avatar John Reck Committed by Android (Google) Code Review
Browse files

Merge "Support setBuffer w/ release callback" into tm-dev

parents 9ca4184c 57f748c7

libs/gui/SurfaceComposerClient.cpp

+4 −5
Original line number Diff line number Diff line
@@ -1421,7 +1421,7 @@ SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setBuffe 


SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setBuffer(

        const sp<SurfaceControl>& sc, const sp<GraphicBuffer>& buffer,

        const std::optional<sp<Fence>>& fence, const std::optional<uint64_t>& frameNumber,

        const std::optional<sp<Fence>>& fence, const std::optional<uint64_t>& optFrameNumber,

        ReleaseBufferCallback callback) {

    layer_state_t* s = getLayerState(sc);

    if (!s) {
@@ -1433,10 +1433,9 @@ SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setBuffe 


    std::shared_ptr<BufferData> bufferData = std::make_shared<BufferData>();

    bufferData->buffer = buffer;

    if (frameNumber) {

        bufferData->frameNumber = *frameNumber;

    uint64_t frameNumber = sc->resolveFrameNumber(optFrameNumber);

    bufferData->frameNumber = frameNumber;

    bufferData->flags |= BufferData::BufferDataChange::frameNumberChanged;

    }

    if (fence) {

        bufferData->acquireFence = *fence;

        bufferData->flags |= BufferData::BufferDataChange::fenceChanged;

libs/gui/SurfaceControl.cpp

+13 −0
Original line number Diff line number Diff line
@@ -280,5 +280,18 @@ sp<SurfaceControl> SurfaceControl::getParentingLayer() { 
    return this;

}



uint64_t SurfaceControl::resolveFrameNumber(const std::optional<uint64_t>& frameNumber) {

    if (frameNumber.has_value()) {

        auto ret = frameNumber.value();

        // Set the fallback to something far enough ahead that in the unlikely event of mixed

        // "real" frame numbers and fallback frame numbers, we still won't collide in any

        // meaningful capacity

        mFallbackFrameNumber = ret + 100;

        return ret;

    } else {

        return mFallbackFrameNumber++;

    }

}



// ----------------------------------------------------------------------------

}; // namespace android

libs/gui/include/gui/SurfaceControl.h

+4 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 


#include <stdint.h>

#include <sys/types.h>

#include <optional>



#include <utils/RefBase.h>

#include <utils/threads.h>
@@ -98,6 +99,8 @@ public: 


    sp<SurfaceControl> getParentingLayer();



    uint64_t resolveFrameNumber(const std::optional<uint64_t>& frameNumber);



private:

    // can't be copied

    SurfaceControl& operator = (SurfaceControl& rhs);
@@ -124,6 +127,7 @@ private: 
    uint32_t mHeight;

    PixelFormat mFormat;

    uint32_t mCreateFlags;

    uint64_t mFallbackFrameNumber = 100;

};



}; // namespace android