diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 574e2f5..59e2d18 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -24,6 +24,7 @@
 #include <limits>
 
 #include <FrameTimeline/FrameTimeline.h>
+#include <compositionengine/CompositionEngine.h>
 #include <compositionengine/LayerFECompositionState.h>
 #include <gui/BufferQueue.h>
 #include <private/gui/SyncFeatures.h>
@@ -37,10 +38,39 @@
 
 #define EARLY_RELEASE_ENABLED false
 
+#include <compositionengine/LayerFECompositionState.h>
+#include <compositionengine/OutputLayer.h>
+#include <compositionengine/impl/OutputLayerCompositionState.h>
+#include <cutils/compiler.h>
+#include <cutils/native_handle.h>
+#include <cutils/properties.h>
+#include <gui/BufferItem.h>
+#include <gui/BufferQueue.h>
+#include <gui/GLConsumer.h>
+#include <gui/LayerDebugInfo.h>
+#include <gui/Surface.h>
+#include <renderengine/RenderEngine.h>
+#include <ui/DebugUtils.h>
+#include <utils/Errors.h>
+#include <utils/Log.h>
+#include <utils/NativeHandle.h>
+#include <utils/StopWatch.h>
+#include <utils/Trace.h>
+
+#include <cmath>
+#include <cstdlib>
+#include <mutex>
+#include <sstream>
+
+#include "Colorizer.h"
+#include "DisplayDevice.h"
+#include "FrameTracer/FrameTracer.h"
+#include "TimeStats/TimeStats.h"
+
 namespace android {
 
 using PresentState = frametimeline::SurfaceFrame::PresentState;
-
+using gui::WindowInfo;
 void BufferStateLayer::callReleaseBufferCallback(const sp<ITransactionCompletedListener>& listener,
                                                  const sp<GraphicBuffer>& buffer,
                                                  uint64_t framenumber,
@@ -55,8 +85,21 @@
                               currentMaxAcquiredBufferCount);
 }
 
+namespace {
+static constexpr float defaultMaxLuminance = 1000.0;
+} // namespace
+
 BufferStateLayer::BufferStateLayer(const LayerCreationArgs& args)
-      : BufferLayer(args), mHwcSlotGenerator(new HwcSlotGenerator()) {
+      : Layer(args),
+        mTextureName(args.textureName),
+        mCompositionState{mFlinger->getCompositionEngine().createLayerFECompositionState()},
+        mHwcSlotGenerator(new HwcSlotGenerator()) {
+    ALOGV("Creating Layer %s", getDebugName());
+
+    mPremultipliedAlpha = !(args.flags & ISurfaceComposerClient::eNonPremultiplied);
+
+    mPotentialCursor = args.flags & ISurfaceComposerClient::eCursorWindow;
+    mProtectedByApp = args.flags & ISurfaceComposerClient::eProtectedByApp;
     mDrawingState.dataspace = ui::Dataspace::V0_SRGB;
 }
 
@@ -72,6 +115,16 @@
                                   mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(
                                           mOwnerUid));
     }
+    if (!isClone()) {
+        // The original layer and the clone layer share the same texture. Therefore, only one of
+        // the layers, in this case the original layer, needs to handle the deletion. The original
+        // layer and the clone should be removed at the same time so there shouldn't be any issue
+        // with the clone layer trying to use the deleted texture.
+        mFlinger->deleteTextureAsync(mTextureName);
+    }
+    const int32_t layerId = getSequence();
+    mFlinger->mTimeStats->onDestroy(layerId);
+    mFlinger->mFrameTracer->onDestroy(layerId);
 }
 
 // -----------------------------------------------------------------------
@@ -573,10 +626,6 @@
 }
 
 // -----------------------------------------------------------------------
-
-// -----------------------------------------------------------------------
-// Interface implementation for BufferLayer
-// -----------------------------------------------------------------------
 bool BufferStateLayer::fenceHasSignaled() const {
     if (SurfaceFlinger::enableLatchUnsignaledConfig != LatchUnsignaledConfig::Disabled) {
         return true;
@@ -604,7 +653,7 @@
     for (const auto& handle : mDrawingState.callbackHandles) {
         handle->refreshStartTime = refreshStartTime;
     }
-    return BufferLayer::onPreComposition(refreshStartTime);
+    return hasReadyFrame();
 }
 
 void BufferStateLayer::setAutoRefresh(bool autoRefresh) {
@@ -789,7 +838,9 @@
 }
 
 void BufferStateLayer::gatherBufferInfo() {
-    BufferLayer::gatherBufferInfo();
+    mBufferInfo.mPixelFormat =
+            !mBufferInfo.mBuffer ? PIXEL_FORMAT_NONE : mBufferInfo.mBuffer->getPixelFormat();
+    mBufferInfo.mFrameLatencyNeeded = true;
 
     const State& s(getDrawingState());
     mBufferInfo.mDesiredPresentTime = s.desiredPresentTime;
@@ -1094,4 +1145,619 @@
     return true;
 }
 
+void BufferStateLayer::useSurfaceDamage() {
+    if (mFlinger->mForceFullDamage) {
+        surfaceDamageRegion = Region::INVALID_REGION;
+    } else {
+        surfaceDamageRegion = mBufferInfo.mSurfaceDamage;
+    }
+}
+
+void BufferStateLayer::useEmptyDamage() {
+    surfaceDamageRegion.clear();
+}
+
+bool BufferStateLayer::isOpaque(const Layer::State& s) const {
+    // if we don't have a buffer or sidebandStream yet, we're translucent regardless of the
+    // layer's opaque flag.
+    if ((mSidebandStream == nullptr) && (mBufferInfo.mBuffer == nullptr)) {
+        return false;
+    }
+
+    // if the layer has the opaque flag, then we're always opaque,
+    // otherwise we use the current buffer's format.
+    return ((s.flags & layer_state_t::eLayerOpaque) != 0) || getOpacityForFormat(getPixelFormat());
+}
+
+bool BufferStateLayer::canReceiveInput() const {
+    return !isHiddenByPolicy() && (mBufferInfo.mBuffer == nullptr || getAlpha() > 0.0f);
+}
+
+bool BufferStateLayer::isVisible() const {
+    return !isHiddenByPolicy() && getAlpha() > 0.0f &&
+            (mBufferInfo.mBuffer != nullptr || mSidebandStream != nullptr);
+}
+
+bool BufferStateLayer::isFixedSize() const {
+    return true;
+}
+
+bool BufferStateLayer::usesSourceCrop() const {
+    return true;
+}
+
+static constexpr mat4 inverseOrientation(uint32_t transform) {
+    const mat4 flipH(-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
+    const mat4 flipV(1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1);
+    const mat4 rot90(0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1);
+    mat4 tr;
+
+    if (transform & NATIVE_WINDOW_TRANSFORM_ROT_90) {
+        tr = tr * rot90;
+    }
+    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_H) {
+        tr = tr * flipH;
+    }
+    if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_V) {
+        tr = tr * flipV;
+    }
+    return inverse(tr);
+}
+
+std::optional<compositionengine::LayerFE::LayerSettings> BufferStateLayer::prepareClientComposition(
+        compositionengine::LayerFE::ClientCompositionTargetSettings& targetSettings) {
+    ATRACE_CALL();
+
+    std::optional<compositionengine::LayerFE::LayerSettings> result =
+            Layer::prepareClientComposition(targetSettings);
+    if (!result) {
+        return result;
+    }
+
+    if (CC_UNLIKELY(mBufferInfo.mBuffer == 0) && mSidebandStream != nullptr) {
+        // For surfaceview of tv sideband, there is no activeBuffer
+        // in bufferqueue, we need return LayerSettings.
+        return result;
+    }
+    const bool blackOutLayer = (isProtected() && !targetSettings.supportsProtectedContent) ||
+            ((isSecure() || isProtected()) && !targetSettings.isSecure);
+    const bool bufferCanBeUsedAsHwTexture =
+            mBufferInfo.mBuffer->getUsage() & GraphicBuffer::USAGE_HW_TEXTURE;
+    compositionengine::LayerFE::LayerSettings& layer = *result;
+    if (blackOutLayer || !bufferCanBeUsedAsHwTexture) {
+        ALOGE_IF(!bufferCanBeUsedAsHwTexture, "%s is blacked out as buffer is not gpu readable",
+                 mName.c_str());
+        prepareClearClientComposition(layer, true /* blackout */);
+        return layer;
+    }
+
+    const State& s(getDrawingState());
+    layer.source.buffer.buffer = mBufferInfo.mBuffer;
+    layer.source.buffer.isOpaque = isOpaque(s);
+    layer.source.buffer.fence = mBufferInfo.mFence;
+    layer.source.buffer.textureName = mTextureName;
+    layer.source.buffer.usePremultipliedAlpha = getPremultipledAlpha();
+    layer.source.buffer.isY410BT2020 = isHdrY410();
+    bool hasSmpte2086 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::SMPTE2086;
+    bool hasCta861_3 = mBufferInfo.mHdrMetadata.validTypes & HdrMetadata::CTA861_3;
+    float maxLuminance = 0.f;
+    if (hasSmpte2086 && hasCta861_3) {
+        maxLuminance = std::min(mBufferInfo.mHdrMetadata.smpte2086.maxLuminance,
+                                mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel);
+    } else if (hasSmpte2086) {
+        maxLuminance = mBufferInfo.mHdrMetadata.smpte2086.maxLuminance;
+    } else if (hasCta861_3) {
+        maxLuminance = mBufferInfo.mHdrMetadata.cta8613.maxContentLightLevel;
+    } else {
+        switch (layer.sourceDataspace & HAL_DATASPACE_TRANSFER_MASK) {
+            case HAL_DATASPACE_TRANSFER_ST2084:
+            case HAL_DATASPACE_TRANSFER_HLG:
+                // Behavior-match previous releases for HDR content
+                maxLuminance = defaultMaxLuminance;
+                break;
+        }
+    }
+    layer.source.buffer.maxLuminanceNits = maxLuminance;
+    layer.frameNumber = mCurrentFrameNumber;
+    layer.bufferId = mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getId() : 0;
+
+    const bool useFiltering =
+            targetSettings.needsFiltering || mNeedsFiltering || bufferNeedsFiltering();
+
+    // Query the texture matrix given our current filtering mode.
+    float textureMatrix[16];
+    getDrawingTransformMatrix(useFiltering, textureMatrix);
+
+    if (getTransformToDisplayInverse()) {
+        /*
+         * the code below applies the primary display's inverse transform to
+         * the texture transform
+         */
+        uint32_t transform = DisplayDevice::getPrimaryDisplayRotationFlags();
+        mat4 tr = inverseOrientation(transform);
+
+        /**
+         * TODO(b/36727915): This is basically a hack.
+         *
+         * Ensure that regardless of the parent transformation,
+         * this buffer is always transformed from native display
+         * orientation to display orientation. For example, in the case
+         * of a camera where the buffer remains in native orientation,
+         * we want the pixels to always be upright.
+         */
+        sp<Layer> p = mDrawingParent.promote();
+        if (p != nullptr) {
+            const auto parentTransform = p->getTransform();
+            tr = tr * inverseOrientation(parentTransform.getOrientation());
+        }
+
+        // and finally apply it to the original texture matrix
+        const mat4 texTransform(mat4(static_cast<const float*>(textureMatrix)) * tr);
+        memcpy(textureMatrix, texTransform.asArray(), sizeof(textureMatrix));
+    }
+
+    const Rect win{getBounds()};
+    float bufferWidth = getBufferSize(s).getWidth();
+    float bufferHeight = getBufferSize(s).getHeight();
+
+    // BufferStateLayers can have a "buffer size" of [0, 0, -1, -1] when no display frame has
+    // been set and there is no parent layer bounds. In that case, the scale is meaningless so
+    // ignore them.
+    if (!getBufferSize(s).isValid()) {
+        bufferWidth = float(win.right) - float(win.left);
+        bufferHeight = float(win.bottom) - float(win.top);
+    }
+
+    const float scaleHeight = (float(win.bottom) - float(win.top)) / bufferHeight;
+    const float scaleWidth = (float(win.right) - float(win.left)) / bufferWidth;
+    const float translateY = float(win.top) / bufferHeight;
+    const float translateX = float(win.left) / bufferWidth;
+
+    // Flip y-coordinates because GLConsumer expects OpenGL convention.
+    mat4 tr = mat4::translate(vec4(.5f, .5f, 0.f, 1.f)) * mat4::scale(vec4(1.f, -1.f, 1.f, 1.f)) *
+            mat4::translate(vec4(-.5f, -.5f, 0.f, 1.f)) *
+            mat4::translate(vec4(translateX, translateY, 0.f, 1.f)) *
+            mat4::scale(vec4(scaleWidth, scaleHeight, 1.0f, 1.0f));
+
+    layer.source.buffer.useTextureFiltering = useFiltering;
+    layer.source.buffer.textureTransform = mat4(static_cast<const float*>(textureMatrix)) * tr;
+
+    return layer;
+}
+
+bool BufferStateLayer::isHdrY410() const {
+    // pixel format is HDR Y410 masquerading as RGBA_1010102
+    return (mBufferInfo.mDataspace == ui::Dataspace::BT2020_ITU_PQ &&
+            mBufferInfo.mApi == NATIVE_WINDOW_API_MEDIA &&
+            mBufferInfo.mPixelFormat == HAL_PIXEL_FORMAT_RGBA_1010102);
+}
+
+sp<compositionengine::LayerFE> BufferStateLayer::getCompositionEngineLayerFE() const {
+    return asLayerFE();
+}
+
+compositionengine::LayerFECompositionState* BufferStateLayer::editCompositionState() {
+    return mCompositionState.get();
+}
+
+const compositionengine::LayerFECompositionState* BufferStateLayer::getCompositionState() const {
+    return mCompositionState.get();
+}
+
+void BufferStateLayer::preparePerFrameCompositionState() {
+    Layer::preparePerFrameCompositionState();
+
+    // Sideband layers
+    auto* compositionState = editCompositionState();
+    if (compositionState->sidebandStream.get() && !compositionState->sidebandStreamHasFrame) {
+        compositionState->compositionType =
+                aidl::android::hardware::graphics::composer3::Composition::SIDEBAND;
+        return;
+    } else if ((mDrawingState.flags & layer_state_t::eLayerIsDisplayDecoration) != 0) {
+        compositionState->compositionType =
+                aidl::android::hardware::graphics::composer3::Composition::DISPLAY_DECORATION;
+    } else {
+        // Normal buffer layers
+        compositionState->hdrMetadata = mBufferInfo.mHdrMetadata;
+        compositionState->compositionType = mPotentialCursor
+                ? aidl::android::hardware::graphics::composer3::Composition::CURSOR
+                : aidl::android::hardware::graphics::composer3::Composition::DEVICE;
+    }
+
+    compositionState->buffer = getBuffer();
+    compositionState->bufferSlot = (mBufferInfo.mBufferSlot == BufferQueue::INVALID_BUFFER_SLOT)
+            ? 0
+            : mBufferInfo.mBufferSlot;
+    compositionState->acquireFence = mBufferInfo.mFence;
+    compositionState->frameNumber = mBufferInfo.mFrameNumber;
+    compositionState->sidebandStreamHasFrame = false;
+}
+
+namespace {
+TimeStats::SetFrameRateVote frameRateToSetFrameRateVotePayload(Layer::FrameRate frameRate) {
+    using FrameRateCompatibility = TimeStats::SetFrameRateVote::FrameRateCompatibility;
+    using Seamlessness = TimeStats::SetFrameRateVote::Seamlessness;
+    const auto frameRateCompatibility = [frameRate] {
+        switch (frameRate.type) {
+            case Layer::FrameRateCompatibility::Default:
+                return FrameRateCompatibility::Default;
+            case Layer::FrameRateCompatibility::ExactOrMultiple:
+                return FrameRateCompatibility::ExactOrMultiple;
+            default:
+                return FrameRateCompatibility::Undefined;
+        }
+    }();
+
+    const auto seamlessness = [frameRate] {
+        switch (frameRate.seamlessness) {
+            case scheduler::Seamlessness::OnlySeamless:
+                return Seamlessness::ShouldBeSeamless;
+            case scheduler::Seamlessness::SeamedAndSeamless:
+                return Seamlessness::NotRequired;
+            default:
+                return Seamlessness::Undefined;
+        }
+    }();
+
+    return TimeStats::SetFrameRateVote{.frameRate = frameRate.rate.getValue(),
+                                       .frameRateCompatibility = frameRateCompatibility,
+                                       .seamlessness = seamlessness};
+}
+} // namespace
+
+void BufferStateLayer::onPostComposition(const DisplayDevice* display,
+                                         const std::shared_ptr<FenceTime>& glDoneFence,
+                                         const std::shared_ptr<FenceTime>& presentFence,
+                                         const CompositorTiming& compositorTiming) {
+    // mFrameLatencyNeeded is true when a new frame was latched for the
+    // composition.
+    if (!mBufferInfo.mFrameLatencyNeeded) return;
+
+    // Update mFrameEventHistory.
+    finalizeFrameEventHistory(glDoneFence, compositorTiming);
+
+    // Update mFrameTracker.
+    nsecs_t desiredPresentTime = mBufferInfo.mDesiredPresentTime;
+    mFrameTracker.setDesiredPresentTime(desiredPresentTime);
+
+    const int32_t layerId = getSequence();
+    mFlinger->mTimeStats->setDesiredTime(layerId, mCurrentFrameNumber, desiredPresentTime);
+
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer && outputLayer->requiresClientComposition()) {
+        nsecs_t clientCompositionTimestamp = outputLayer->getState().clientCompositionTimestamp;
+        mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(), mCurrentFrameNumber,
+                                               clientCompositionTimestamp,
+                                               FrameTracer::FrameEvent::FALLBACK_COMPOSITION);
+        // Update the SurfaceFrames in the drawing state
+        if (mDrawingState.bufferSurfaceFrameTX) {
+            mDrawingState.bufferSurfaceFrameTX->setGpuComposition();
+        }
+        for (auto& [token, surfaceFrame] : mDrawingState.bufferlessSurfaceFramesTX) {
+            surfaceFrame->setGpuComposition();
+        }
+    }
+
+    std::shared_ptr<FenceTime> frameReadyFence = mBufferInfo.mFenceTime;
+    if (frameReadyFence->isValid()) {
+        mFrameTracker.setFrameReadyFence(std::move(frameReadyFence));
+    } else {
+        // There was no fence for this frame, so assume that it was ready
+        // to be presented at the desired present time.
+        mFrameTracker.setFrameReadyTime(desiredPresentTime);
+    }
+
+    if (display) {
+        const Fps refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
+        const std::optional<Fps> renderRate =
+                mFlinger->mScheduler->getFrameRateOverride(getOwnerUid());
+
+        const auto vote = frameRateToSetFrameRateVotePayload(mDrawingState.frameRate);
+        const auto gameMode = getGameMode();
+
+        if (presentFence->isValid()) {
+            mFlinger->mTimeStats->setPresentFence(layerId, mCurrentFrameNumber, presentFence,
+                                                  refreshRate, renderRate, vote, gameMode);
+            mFlinger->mFrameTracer->traceFence(layerId, getCurrentBufferId(), mCurrentFrameNumber,
+                                               presentFence,
+                                               FrameTracer::FrameEvent::PRESENT_FENCE);
+            mFrameTracker.setActualPresentFence(std::shared_ptr<FenceTime>(presentFence));
+        } else if (const auto displayId = PhysicalDisplayId::tryCast(display->getId());
+                   displayId && mFlinger->getHwComposer().isConnected(*displayId)) {
+            // The HWC doesn't support present fences, so use the refresh
+            // timestamp instead.
+            const nsecs_t actualPresentTime = display->getRefreshTimestamp();
+            mFlinger->mTimeStats->setPresentTime(layerId, mCurrentFrameNumber, actualPresentTime,
+                                                 refreshRate, renderRate, vote, gameMode);
+            mFlinger->mFrameTracer->traceTimestamp(layerId, getCurrentBufferId(),
+                                                   mCurrentFrameNumber, actualPresentTime,
+                                                   FrameTracer::FrameEvent::PRESENT_FENCE);
+            mFrameTracker.setActualPresentTime(actualPresentTime);
+        }
+    }
+
+    mFrameTracker.advanceFrame();
+    mBufferInfo.mFrameLatencyNeeded = false;
+}
+
+bool BufferStateLayer::latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime,
+                                   nsecs_t expectedPresentTime) {
+    ATRACE_FORMAT_INSTANT("latchBuffer %s - %" PRIu64, getDebugName(),
+                          getDrawingState().frameNumber);
+
+    bool refreshRequired = latchSidebandStream(recomputeVisibleRegions);
+
+    if (refreshRequired) {
+        return refreshRequired;
+    }
+
+    // If the head buffer's acquire fence hasn't signaled yet, return and
+    // try again later
+    if (!fenceHasSignaled()) {
+        ATRACE_NAME("!fenceHasSignaled()");
+        mFlinger->onLayerUpdate();
+        return false;
+    }
+
+    // Capture the old state of the layer for comparisons later
+    const State& s(getDrawingState());
+    const bool oldOpacity = isOpaque(s);
+
+    BufferInfo oldBufferInfo = mBufferInfo;
+
+    status_t err = updateTexImage(recomputeVisibleRegions, latchTime, expectedPresentTime);
+    if (err != NO_ERROR) {
+        return false;
+    }
+
+    err = updateActiveBuffer();
+    if (err != NO_ERROR) {
+        return false;
+    }
+
+    err = updateFrameNumber();
+    if (err != NO_ERROR) {
+        return false;
+    }
+
+    gatherBufferInfo();
+
+    if (oldBufferInfo.mBuffer == nullptr) {
+        // the first time we receive a buffer, we need to trigger a
+        // geometry invalidation.
+        recomputeVisibleRegions = true;
+    }
+
+    if ((mBufferInfo.mCrop != oldBufferInfo.mCrop) ||
+        (mBufferInfo.mTransform != oldBufferInfo.mTransform) ||
+        (mBufferInfo.mScaleMode != oldBufferInfo.mScaleMode) ||
+        (mBufferInfo.mTransformToDisplayInverse != oldBufferInfo.mTransformToDisplayInverse)) {
+        recomputeVisibleRegions = true;
+    }
+
+    if (oldBufferInfo.mBuffer != nullptr) {
+        uint32_t bufWidth = mBufferInfo.mBuffer->getWidth();
+        uint32_t bufHeight = mBufferInfo.mBuffer->getHeight();
+        if (bufWidth != oldBufferInfo.mBuffer->getWidth() ||
+            bufHeight != oldBufferInfo.mBuffer->getHeight()) {
+            recomputeVisibleRegions = true;
+        }
+    }
+
+    if (oldOpacity != isOpaque(s)) {
+        recomputeVisibleRegions = true;
+    }
+
+    return true;
+}
+
+bool BufferStateLayer::hasReadyFrame() const {
+    return hasFrameUpdate() || getSidebandStreamChanged() || getAutoRefresh();
+}
+
+bool BufferStateLayer::isProtected() const {
+    return (mBufferInfo.mBuffer != nullptr) &&
+            (mBufferInfo.mBuffer->getUsage() & GRALLOC_USAGE_PROTECTED);
+}
+
+// As documented in libhardware header, formats in the range
+// 0x100 - 0x1FF are specific to the HAL implementation, and
+// are known to have no alpha channel
+// TODO: move definition for device-specific range into
+// hardware.h, instead of using hard-coded values here.
+#define HARDWARE_IS_DEVICE_FORMAT(f) ((f) >= 0x100 && (f) <= 0x1FF)
+
+bool BufferStateLayer::getOpacityForFormat(PixelFormat format) {
+    if (HARDWARE_IS_DEVICE_FORMAT(format)) {
+        return true;
+    }
+    switch (format) {
+        case PIXEL_FORMAT_RGBA_8888:
+        case PIXEL_FORMAT_BGRA_8888:
+        case PIXEL_FORMAT_RGBA_FP16:
+        case PIXEL_FORMAT_RGBA_1010102:
+        case PIXEL_FORMAT_R_8:
+            return false;
+    }
+    // in all other case, we have no blending (also for unknown formats)
+    return true;
+}
+
+bool BufferStateLayer::needsFiltering(const DisplayDevice* display) const {
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer == nullptr) {
+        return false;
+    }
+
+    // We need filtering if the sourceCrop rectangle size does not match the
+    // displayframe rectangle size (not a 1:1 render)
+    const auto& compositionState = outputLayer->getState();
+    const auto displayFrame = compositionState.displayFrame;
+    const auto sourceCrop = compositionState.sourceCrop;
+    return sourceCrop.getHeight() != displayFrame.getHeight() ||
+            sourceCrop.getWidth() != displayFrame.getWidth();
+}
+
+bool BufferStateLayer::needsFilteringForScreenshots(
+        const DisplayDevice* display, const ui::Transform& inverseParentTransform) const {
+    const auto outputLayer = findOutputLayerForDisplay(display);
+    if (outputLayer == nullptr) {
+        return false;
+    }
+
+    // We need filtering if the sourceCrop rectangle size does not match the
+    // viewport rectangle size (not a 1:1 render)
+    const auto& compositionState = outputLayer->getState();
+    const ui::Transform& displayTransform = display->getTransform();
+    const ui::Transform inverseTransform = inverseParentTransform * displayTransform.inverse();
+    // Undo the transformation of the displayFrame so that we're back into
+    // layer-stack space.
+    const Rect frame = inverseTransform.transform(compositionState.displayFrame);
+    const FloatRect sourceCrop = compositionState.sourceCrop;
+
+    int32_t frameHeight = frame.getHeight();
+    int32_t frameWidth = frame.getWidth();
+    // If the display transform had a rotational component then undo the
+    // rotation so that the orientation matches the source crop.
+    if (displayTransform.getOrientation() & ui::Transform::ROT_90) {
+        std::swap(frameHeight, frameWidth);
+    }
+    return sourceCrop.getHeight() != frameHeight || sourceCrop.getWidth() != frameWidth;
+}
+
+void BufferStateLayer::latchAndReleaseBuffer() {
+    if (hasReadyFrame()) {
+        bool ignored = false;
+        latchBuffer(ignored, systemTime(), 0 /* expectedPresentTime */);
+    }
+    releasePendingBuffer(systemTime());
+}
+
+PixelFormat BufferStateLayer::getPixelFormat() const {
+    return mBufferInfo.mPixelFormat;
+}
+
+bool BufferStateLayer::getTransformToDisplayInverse() const {
+    return mBufferInfo.mTransformToDisplayInverse;
+}
+
+Rect BufferStateLayer::getBufferCrop() const {
+    // this is the crop rectangle that applies to the buffer
+    // itself (as opposed to the window)
+    if (!mBufferInfo.mCrop.isEmpty()) {
+        // if the buffer crop is defined, we use that
+        return mBufferInfo.mCrop;
+    } else if (mBufferInfo.mBuffer != nullptr) {
+        // otherwise we use the whole buffer
+        return mBufferInfo.mBuffer->getBounds();
+    } else {
+        // if we don't have a buffer yet, we use an empty/invalid crop
+        return Rect();
+    }
+}
+
+uint32_t BufferStateLayer::getBufferTransform() const {
+    return mBufferInfo.mTransform;
+}
+
+ui::Dataspace BufferStateLayer::getDataSpace() const {
+    return mBufferInfo.mDataspace;
+}
+
+ui::Dataspace BufferStateLayer::translateDataspace(ui::Dataspace dataspace) {
+    ui::Dataspace updatedDataspace = dataspace;
+    // translate legacy dataspaces to modern dataspaces
+    switch (dataspace) {
+        case ui::Dataspace::SRGB:
+            updatedDataspace = ui::Dataspace::V0_SRGB;
+            break;
+        case ui::Dataspace::SRGB_LINEAR:
+            updatedDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+            break;
+        case ui::Dataspace::JFIF:
+            updatedDataspace = ui::Dataspace::V0_JFIF;
+            break;
+        case ui::Dataspace::BT601_625:
+            updatedDataspace = ui::Dataspace::V0_BT601_625;
+            break;
+        case ui::Dataspace::BT601_525:
+            updatedDataspace = ui::Dataspace::V0_BT601_525;
+            break;
+        case ui::Dataspace::BT709:
+            updatedDataspace = ui::Dataspace::V0_BT709;
+            break;
+        default:
+            break;
+    }
+
+    return updatedDataspace;
+}
+
+sp<GraphicBuffer> BufferStateLayer::getBuffer() const {
+    return mBufferInfo.mBuffer ? mBufferInfo.mBuffer->getBuffer() : nullptr;
+}
+
+void BufferStateLayer::getDrawingTransformMatrix(bool filteringEnabled, float outMatrix[16]) {
+    sp<GraphicBuffer> buffer = getBuffer();
+    if (!buffer) {
+        ALOGE("Buffer should not be null!");
+        return;
+    }
+    GLConsumer::computeTransformMatrix(outMatrix, buffer->getWidth(), buffer->getHeight(),
+                                       buffer->getPixelFormat(), mBufferInfo.mCrop,
+                                       mBufferInfo.mTransform, filteringEnabled);
+}
+
+void BufferStateLayer::setInitialValuesForClone(const sp<Layer>& clonedFrom) {
+    Layer::setInitialValuesForClone(clonedFrom);
+
+    sp<BufferStateLayer> bufferClonedFrom = static_cast<BufferStateLayer*>(clonedFrom.get());
+    mPremultipliedAlpha = bufferClonedFrom->mPremultipliedAlpha;
+    mPotentialCursor = bufferClonedFrom->mPotentialCursor;
+    mProtectedByApp = bufferClonedFrom->mProtectedByApp;
+
+    updateCloneBufferInfo();
+}
+
+void BufferStateLayer::updateCloneBufferInfo() {
+    if (!isClone() || !isClonedFromAlive()) {
+        return;
+    }
+
+    sp<BufferStateLayer> clonedFrom = static_cast<BufferStateLayer*>(getClonedFrom().get());
+    mBufferInfo = clonedFrom->mBufferInfo;
+    mSidebandStream = clonedFrom->mSidebandStream;
+    surfaceDamageRegion = clonedFrom->surfaceDamageRegion;
+    mCurrentFrameNumber = clonedFrom->mCurrentFrameNumber.load();
+    mPreviousFrameNumber = clonedFrom->mPreviousFrameNumber;
+
+    // After buffer info is updated, the drawingState from the real layer needs to be copied into
+    // the cloned. This is because some properties of drawingState can change when latchBuffer is
+    // called. However, copying the drawingState would also overwrite the cloned layer's relatives
+    // and touchableRegionCrop. Therefore, temporarily store the relatives so they can be set in
+    // the cloned drawingState again.
+    wp<Layer> tmpZOrderRelativeOf = mDrawingState.zOrderRelativeOf;
+    SortedVector<wp<Layer>> tmpZOrderRelatives = mDrawingState.zOrderRelatives;
+    wp<Layer> tmpTouchableRegionCrop = mDrawingState.touchableRegionCrop;
+    WindowInfo tmpInputInfo = mDrawingState.inputInfo;
+
+    cloneDrawingState(clonedFrom.get());
+
+    mDrawingState.touchableRegionCrop = tmpTouchableRegionCrop;
+    mDrawingState.zOrderRelativeOf = tmpZOrderRelativeOf;
+    mDrawingState.zOrderRelatives = tmpZOrderRelatives;
+    mDrawingState.inputInfo = tmpInputInfo;
+}
+
+void BufferStateLayer::setTransformHint(ui::Transform::RotationFlags displayTransformHint) {
+    mTransformHint = getFixedTransformHint();
+    if (mTransformHint == ui::Transform::ROT_INVALID) {
+        mTransformHint = displayTransformHint;
+    }
+}
+
+const std::shared_ptr<renderengine::ExternalTexture>& BufferStateLayer::getExternalTexture() const {
+    return mBufferInfo.mBuffer;
+}
+
 } // namespace android