diff --git a/services/surfaceflinger/BufferStateLayer.h b/services/surfaceflinger/BufferStateLayer.h
new file mode 100644
index 0000000..4d7396e
--- /dev/null
+++ b/services/surfaceflinger/BufferStateLayer.h
@@ -0,0 +1,142 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include "RenderEngine/Image.h"
+#include "RenderEngine/RenderEngine.h"
+
+#include "BufferLayer.h"
+#include "Layer.h"
+
+#include <gui/GLConsumer.h>
+#include <system/window.h>
+#include <utils/String8.h>
+
+namespace android {
+
+class BufferStateLayer : public BufferLayer {
+public:
+    BufferStateLayer(SurfaceFlinger* flinger, const sp<Client>& client, const String8& name,
+                     uint32_t w, uint32_t h, uint32_t flags);
+
+    // -----------------------------------------------------------------------
+    // Interface implementation for Layer
+    // -----------------------------------------------------------------------
+    void onLayerDisplayed(const sp<Fence>& releaseFence) override;
+    void setTransformHint(uint32_t orientation) const override;
+    void releasePendingBuffer(nsecs_t dequeueReadyTime) override;
+
+    bool shouldPresentNow(const DispSync& dispSync) const override;
+
+    bool getTransformToDisplayInverse() const override;
+
+    uint32_t doTransactionResize(uint32_t flags, Layer::State* /*stateToCommit*/) override {
+        return flags;
+    }
+    void pushPendingState() override;
+    bool applyPendingStates(Layer::State* stateToCommit) override;
+
+    uint32_t getActiveWidth(const Layer::State& s) const override { return s.active.w; }
+    uint32_t getActiveHeight(const Layer::State& s) const override { return s.active.h; }
+    Transform getActiveTransform(const Layer::State& s) const override {
+        return s.active.transform;
+    }
+    Region getActiveTransparentRegion(const Layer::State& s) const override {
+        return s.transparentRegionHint;
+    }
+    Rect getCrop(const Layer::State& s) const;
+    Rect getFinalCrop(const Layer::State& /*s*/) const { return Rect::EMPTY_RECT; }
+
+    bool setTransform(uint32_t transform) override;
+    bool setTransformToDisplayInverse(bool transformToDisplayInverse) override;
+    bool setCrop(const Rect& crop) override;
+    bool setBuffer(sp<GraphicBuffer> buffer) override;
+    bool setAcquireFence(const sp<Fence>& fence) override;
+    bool setDataspace(ui::Dataspace dataspace) override;
+    bool setHdrMetadata(const HdrMetadata& hdrMetadata) override;
+    bool setSurfaceDamageRegion(const Region& surfaceDamage) override;
+    bool setApi(int32_t api) override;
+    bool setSidebandStream(const sp<NativeHandle>& sidebandStream) override;
+
+    bool setSize(uint32_t w, uint32_t h) override;
+    bool setPosition(float x, float y, bool immediate) override;
+    bool setTransparentRegionHint(const Region& transparent) override;
+    bool setMatrix(const layer_state_t::matrix22_t& matrix,
+                   bool allowNonRectPreservingTransforms) override;
+
+    // Override to ignore legacy layer state properties that are not used by BufferStateLayer
+    bool setCrop_legacy(const Rect& /*crop*/, bool /*immediate*/) override { return false; };
+    bool setFinalCrop_legacy(const Rect& /*crop*/, bool /*immediate*/) override { return false; };
+    void deferTransactionUntil_legacy(const sp<IBinder>& /*barrierHandle*/,
+                                      uint64_t /*frameNumber*/) override {}
+    void deferTransactionUntil_legacy(const sp<Layer>& /*barrierLayer*/,
+                                      uint64_t /*frameNumber*/) override {}
+    // -----------------------------------------------------------------------
+
+    // -----------------------------------------------------------------------
+    // Interface implementation for BufferLayer
+    // -----------------------------------------------------------------------
+    bool fenceHasSignaled() const override;
+
+private:
+    nsecs_t getDesiredPresentTime() override;
+    std::shared_ptr<FenceTime> getCurrentFenceTime() const override;
+
+    void getDrawingTransformMatrix(float *matrix) override;
+    uint32_t getDrawingTransform() const override;
+    ui::Dataspace getDrawingDataSpace() const override;
+    Rect getDrawingCrop() const override;
+    uint32_t getDrawingScalingMode() const override;
+    Region getDrawingSurfaceDamage() const override;
+    const HdrMetadata& getDrawingHdrMetadata() const override;
+    int getDrawingApi() const override;
+    PixelFormat getPixelFormat() const override;
+
+    uint64_t getFrameNumber() const override;
+
+    bool getAutoRefresh() const override;
+    bool getSidebandStreamChanged() const override;
+
+    std::optional<Region> latchSidebandStream(bool& recomputeVisibleRegions) override;
+
+    bool hasDrawingBuffer() const override;
+
+    void setFilteringEnabled(bool enabled) override;
+
+    status_t bindTextureImage() const override;
+    status_t updateTexImage(bool& recomputeVisibleRegions, nsecs_t latchTime) override;
+
+    status_t updateActiveBuffer() override;
+    status_t updateFrameNumber(nsecs_t latchTime) override;
+
+    void setHwcLayerBuffer(const sp<const DisplayDevice>& display) override;
+    // -----------------------------------------------------------------------
+private:
+    void onFirstRef() override;
+
+    std::unique_ptr<RE::Image> mTextureImage;
+
+    std::array<float, 16> mTransformMatrix;
+
+    std::atomic<bool> mSidebandStreamChanged;
+
+    uint32_t mFrameNumber;
+
+    // TODO(marissaw): support sticky transform for LEGACY camera mode
+};
+
+} // namespace android