core/jni/android_view_SurfaceControl.cpp

/*
 * Copyright (C) 2013 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.
 */

#define LOG_TAG "SurfaceControl"
#define LOG_NDEBUG 0

#include "android_os_Parcel.h"
#include "android_util_Binder.h"
#include "android_hardware_input_InputWindowHandle.h"
#include "core_jni_helpers.h"

#include <memory>

#include <android-base/chrono_utils.h>
#include <android/graphics/region.h>
#include <android/gui/BnScreenCaptureListener.h>
#include <android/hardware/display/IDeviceProductInfoConstants.h>
#include <android/os/IInputConstants.h>
#include <android_runtime/AndroidRuntime.h>
#include <android_runtime/android_graphics_GraphicBuffer.h>
#include <android_runtime/android_hardware_HardwareBuffer.h>
#include <android_runtime/android_view_Surface.h>
#include <android_runtime/android_view_SurfaceSession.h>
#include <gui/ISurfaceComposer.h>
#include <gui/Surface.h>
#include <gui/SurfaceComposerClient.h>
#include <jni.h>
#include <nativehelper/JNIHelp.h>
#include <nativehelper/ScopedUtfChars.h>
#include <private/gui/ComposerService.h>
#include <stdio.h>
#include <system/graphics.h>
#include <ui/BlurRegion.h>
#include <ui/ConfigStoreTypes.h>
#include <ui/DeviceProductInfo.h>
#include <ui/DisplayMode.h>
#include <ui/DisplayedFrameStats.h>
#include <ui/DynamicDisplayInfo.h>
#include <ui/FrameStats.h>
#include <ui/GraphicTypes.h>
#include <ui/HdrCapabilities.h>
#include <ui/Rect.h>
#include <ui/Region.h>
#include <ui/StaticDisplayInfo.h>
#include <utils/LightRefBase.h>
#include <utils/Log.h>

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

namespace android {

using gui::FocusRequest;

static void doThrowNPE(JNIEnv* env) {
    jniThrowNullPointerException(env, NULL);
}

static void doThrowIAE(JNIEnv* env, const char* msg = nullptr) {
    jniThrowException(env, "java/lang/IllegalArgumentException", msg);
}

static const char* const OutOfResourcesException =
    "android/view/Surface$OutOfResourcesException";

static struct {
    jclass clazz;
    jmethodID ctor;
} gIntegerClassInfo;

static jobject toInteger(JNIEnv* env, int32_t i) {
    return env->NewObject(gIntegerClassInfo.clazz, gIntegerClassInfo.ctor, i);
}

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID isInternal;
    jfieldID density;
    jfieldID secure;
    jfieldID deviceProductInfo;
} gStaticDisplayInfoClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID supportedDisplayModes;
    jfieldID activeDisplayModeId;
    jfieldID supportedColorModes;
    jfieldID activeColorMode;
    jfieldID hdrCapabilities;
    jfieldID autoLowLatencyModeSupported;
    jfieldID gameContentTypeSupported;
} gDynamicDisplayInfoClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID id;
    jfieldID width;
    jfieldID height;
    jfieldID xDpi;
    jfieldID yDpi;
    jfieldID refreshRate;
    jfieldID appVsyncOffsetNanos;
    jfieldID presentationDeadlineNanos;
    jfieldID group;
} gDisplayModeClassInfo;

static struct {
    jfieldID bottom;
    jfieldID left;
    jfieldID right;
    jfieldID top;
} gRectClassInfo;

static struct {
    jfieldID pixelFormat;
    jfieldID sourceCrop;
    jfieldID frameScaleX;
    jfieldID frameScaleY;
    jfieldID captureSecureLayers;
    jfieldID allowProtected;
    jfieldID uid;
    jfieldID grayscale;
} gCaptureArgsClassInfo;

static struct {
    jfieldID displayToken;
    jfieldID width;
    jfieldID height;
    jfieldID useIdentityTransform;
} gDisplayCaptureArgsClassInfo;

static struct {
    jfieldID layer;
    jfieldID excludeLayers;
    jfieldID childrenOnly;
} gLayerCaptureArgsClassInfo;

// Implements SkMallocPixelRef::ReleaseProc, to delete the screenshot on unref.
void DeleteScreenshot(void* addr, void* context) {
    delete ((ScreenshotClient*) context);
}

static struct {
    nsecs_t UNDEFINED_TIME_NANO;
    jmethodID init;
} gWindowContentFrameStatsClassInfo;

static struct {
    nsecs_t UNDEFINED_TIME_NANO;
    jmethodID init;
} gWindowAnimationFrameStatsClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gHdrCapabilitiesClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gDeviceProductInfoClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gDeviceProductInfoManufactureDateClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gDisplayedContentSampleClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gDisplayedContentSamplingAttributesClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID X;
    jfieldID Y;
    jfieldID Z;
} gCieXyzClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID red;
    jfieldID green;
    jfieldID blue;
    jfieldID white;
} gDisplayPrimariesClassInfo;

static struct {
    jclass clazz;
    jmethodID builder;
} gScreenshotHardwareBufferClassInfo;

static struct {
    jclass clazz;
    jmethodID onScreenCaptureComplete;
} gScreenCaptureListenerClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
    jfieldID defaultMode;
    jfieldID allowGroupSwitching;
    jfieldID primaryRefreshRateMin;
    jfieldID primaryRefreshRateMax;
    jfieldID appRequestRefreshRateMin;
    jfieldID appRequestRefreshRateMax;
} gDesiredDisplayModeSpecsClassInfo;

static struct {
    jclass clazz;
    jmethodID onJankDataAvailable;
} gJankDataListenerClassInfo;

static struct {
    jclass clazz;
    jmethodID ctor;
} gJankDataClassInfo;

class JNamedColorSpace {
public:
    // ColorSpace.Named.SRGB.ordinal() = 0;
    static constexpr jint SRGB = 0;

    // ColorSpace.Named.DISPLAY_P3.ordinal() = 7;
    static constexpr jint DISPLAY_P3 = 7;
};

constexpr jint fromDataspaceToNamedColorSpaceValue(const ui::Dataspace dataspace) {
    switch (dataspace) {
        case ui::Dataspace::DISPLAY_P3:
            return JNamedColorSpace::DISPLAY_P3;
        default:
            return JNamedColorSpace::SRGB;
    }
}

constexpr ui::Dataspace fromNamedColorSpaceValueToDataspace(const jint colorSpace) {
    switch (colorSpace) {
        case JNamedColorSpace::DISPLAY_P3:
            return ui::Dataspace::DISPLAY_P3;
        default:
            return ui::Dataspace::V0_SRGB;
    }
}

constexpr ui::Dataspace pickDataspaceFromColorMode(const ui::ColorMode colorMode) {
    switch (colorMode) {
        case ui::ColorMode::DISPLAY_P3:
        case ui::ColorMode::BT2100_PQ:
        case ui::ColorMode::BT2100_HLG:
        case ui::ColorMode::DISPLAY_BT2020:
            return ui::Dataspace::DISPLAY_P3;
        default:
            return ui::Dataspace::V0_SRGB;
    }
}

class ScreenCaptureListenerWrapper : public gui::BnScreenCaptureListener {
public:
    explicit ScreenCaptureListenerWrapper(JNIEnv* env, jobject jobject) {
        env->GetJavaVM(&mVm);
        screenCaptureListenerObject = env->NewGlobalRef(jobject);
        LOG_ALWAYS_FATAL_IF(!screenCaptureListenerObject, "Failed to make global ref");
    }

    ~ScreenCaptureListenerWrapper() {
        if (screenCaptureListenerObject) {
            getenv()->DeleteGlobalRef(screenCaptureListenerObject);
            screenCaptureListenerObject = nullptr;
        }
    }

    binder::Status onScreenCaptureCompleted(
            const gui::ScreenCaptureResults& captureResults) override {
        JNIEnv* env = getenv();
        if (captureResults.result != NO_ERROR || captureResults.buffer == nullptr) {
            env->CallVoidMethod(screenCaptureListenerObject,
                                gScreenCaptureListenerClassInfo.onScreenCaptureComplete, nullptr);
            return binder::Status::ok();
        }
        captureResults.fence->waitForever("");
        jobject jhardwareBuffer = android_hardware_HardwareBuffer_createFromAHardwareBuffer(
                env, captureResults.buffer->toAHardwareBuffer());
        const jint namedColorSpace =
                fromDataspaceToNamedColorSpaceValue(captureResults.capturedDataspace);
        jobject screenshotHardwareBuffer =
                env->CallStaticObjectMethod(gScreenshotHardwareBufferClassInfo.clazz,
                                            gScreenshotHardwareBufferClassInfo.builder,
                                            jhardwareBuffer, namedColorSpace,
                                            captureResults.capturedSecureLayers);
        env->CallVoidMethod(screenCaptureListenerObject,
                            gScreenCaptureListenerClassInfo.onScreenCaptureComplete,
                            screenshotHardwareBuffer);
        env->DeleteLocalRef(jhardwareBuffer);
        env->DeleteLocalRef(screenshotHardwareBuffer);
        return binder::Status::ok();
    }

private:
    jobject screenCaptureListenerObject;
    JavaVM* mVm;

    JNIEnv* getenv() {
        JNIEnv* env;
        mVm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6);
        return env;
    }
};

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

static jlong nativeCreateTransaction(JNIEnv* env, jclass clazz) {
    return reinterpret_cast<jlong>(new SurfaceComposerClient::Transaction);
}

static void releaseTransaction(SurfaceComposerClient::Transaction* t) {
    delete t;
}

static jlong nativeGetNativeTransactionFinalizer(JNIEnv* env, jclass clazz) {
    return static_cast<jlong>(reinterpret_cast<uintptr_t>(&releaseTransaction));
}

static jlong nativeCreate(JNIEnv* env, jclass clazz, jobject sessionObj,
        jstring nameStr, jint w, jint h, jint format, jint flags, jlong parentObject,
        jobject metadataParcel) {
    ScopedUtfChars name(env, nameStr);
    sp<SurfaceComposerClient> client;
    if (sessionObj != NULL) {
        client = android_view_SurfaceSession_getClient(env, sessionObj);
    } else {
        client = SurfaceComposerClient::getDefault();
    }
    SurfaceControl *parent = reinterpret_cast<SurfaceControl*>(parentObject);
    sp<SurfaceControl> surface;
    LayerMetadata metadata;
    Parcel* parcel = parcelForJavaObject(env, metadataParcel);
    if (parcel && !parcel->objectsCount()) {
        status_t err = metadata.readFromParcel(parcel);
        if (err != NO_ERROR) {
          jniThrowException(env, "java/lang/IllegalArgumentException",
                            "Metadata parcel has wrong format");
        }
    }

    sp<IBinder> parentHandle;
    if (parent != nullptr) {
        parentHandle = parent->getHandle();
    }

    status_t err = client->createSurfaceChecked(String8(name.c_str()), w, h, format, &surface,
                                                flags, parentHandle, std::move(metadata));
    if (err == NAME_NOT_FOUND) {
        jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
        return 0;
    } else if (err != NO_ERROR) {
        jniThrowException(env, OutOfResourcesException, NULL);
        return 0;
    }

    surface->incStrong((void *)nativeCreate);
    return reinterpret_cast<jlong>(surface.get());
}

static void nativeRelease(JNIEnv* env, jclass clazz, jlong nativeObject) {
    sp<SurfaceControl> ctrl(reinterpret_cast<SurfaceControl *>(nativeObject));
    ctrl->decStrong((void *)nativeCreate);
}

static void nativeDisconnect(JNIEnv* env, jclass clazz, jlong nativeObject) {
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    if (ctrl != NULL) {
        ctrl->disconnect();
    }
}

static void nativeSetDefaultBufferSize(JNIEnv* env, jclass clazz, jlong nativeObject,
                                       jint width, jint height) {
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    if (ctrl != NULL) {
        ctrl->updateDefaultBufferSize(width, height);
    }
}

static Rect rectFromObj(JNIEnv* env, jobject rectObj) {
    int left = env->GetIntField(rectObj, gRectClassInfo.left);
    int top = env->GetIntField(rectObj, gRectClassInfo.top);
    int right = env->GetIntField(rectObj, gRectClassInfo.right);
    int bottom = env->GetIntField(rectObj, gRectClassInfo.bottom);
    return Rect(left, top, right, bottom);
}

static void getCaptureArgs(JNIEnv* env, jobject captureArgsObject, CaptureArgs& captureArgs) {
    captureArgs.pixelFormat = static_cast<ui::PixelFormat>(
            env->GetIntField(captureArgsObject, gCaptureArgsClassInfo.pixelFormat));
    captureArgs.sourceCrop =
            rectFromObj(env,
                        env->GetObjectField(captureArgsObject, gCaptureArgsClassInfo.sourceCrop));
    captureArgs.frameScaleX =
            env->GetFloatField(captureArgsObject, gCaptureArgsClassInfo.frameScaleX);
    captureArgs.frameScaleY =
            env->GetFloatField(captureArgsObject, gCaptureArgsClassInfo.frameScaleY);
    captureArgs.captureSecureLayers =
            env->GetBooleanField(captureArgsObject, gCaptureArgsClassInfo.captureSecureLayers);
    captureArgs.allowProtected =
            env->GetBooleanField(captureArgsObject, gCaptureArgsClassInfo.allowProtected);
    captureArgs.uid = env->GetLongField(captureArgsObject, gCaptureArgsClassInfo.uid);
    captureArgs.grayscale =
            env->GetBooleanField(captureArgsObject, gCaptureArgsClassInfo.grayscale);
}

static DisplayCaptureArgs displayCaptureArgsFromObject(JNIEnv* env,
                                                       jobject displayCaptureArgsObject) {
    DisplayCaptureArgs captureArgs;
    getCaptureArgs(env, displayCaptureArgsObject, captureArgs);

    captureArgs.displayToken =
            ibinderForJavaObject(env,
                                 env->GetObjectField(displayCaptureArgsObject,
                                                     gDisplayCaptureArgsClassInfo.displayToken));
    captureArgs.width =
            env->GetIntField(displayCaptureArgsObject, gDisplayCaptureArgsClassInfo.width);
    captureArgs.height =
            env->GetIntField(displayCaptureArgsObject, gDisplayCaptureArgsClassInfo.height);
    captureArgs.useIdentityTransform =
            env->GetBooleanField(displayCaptureArgsObject,
                                 gDisplayCaptureArgsClassInfo.useIdentityTransform);
    return captureArgs;
}

static jint nativeCaptureDisplay(JNIEnv* env, jclass clazz, jobject displayCaptureArgsObject,
                                 jobject screenCaptureListenerObject) {
    const DisplayCaptureArgs captureArgs =
            displayCaptureArgsFromObject(env, displayCaptureArgsObject);

    if (captureArgs.displayToken == NULL) {
        return BAD_VALUE;
    }

    sp<IScreenCaptureListener> captureListener =
            new ScreenCaptureListenerWrapper(env, screenCaptureListenerObject);
    return ScreenshotClient::captureDisplay(captureArgs, captureListener);
}

static jint nativeCaptureLayers(JNIEnv* env, jclass clazz, jobject layerCaptureArgsObject,
                                jobject screenCaptureListenerObject) {
    LayerCaptureArgs captureArgs;
    getCaptureArgs(env, layerCaptureArgsObject, captureArgs);
    SurfaceControl* layer = reinterpret_cast<SurfaceControl*>(
            env->GetLongField(layerCaptureArgsObject, gLayerCaptureArgsClassInfo.layer));
    if (layer == nullptr) {
        return BAD_VALUE;
    }

    captureArgs.layerHandle = layer->getHandle();
    captureArgs.childrenOnly =
            env->GetBooleanField(layerCaptureArgsObject, gLayerCaptureArgsClassInfo.childrenOnly);
    jlongArray excludeObjectArray = reinterpret_cast<jlongArray>(
            env->GetObjectField(layerCaptureArgsObject, gLayerCaptureArgsClassInfo.excludeLayers));
    if (excludeObjectArray != NULL) {
        const jsize len = env->GetArrayLength(excludeObjectArray);
        captureArgs.excludeHandles.reserve(len);

        const jlong* objects = env->GetLongArrayElements(excludeObjectArray, nullptr);
        for (jsize i = 0; i < len; i++) {
            auto excludeObject = reinterpret_cast<SurfaceControl *>(objects[i]);
            if (excludeObject == nullptr) {
                jniThrowNullPointerException(env, "Exclude layer is null");
                return NULL;
            }
            captureArgs.excludeHandles.emplace(excludeObject->getHandle());
        }
        env->ReleaseLongArrayElements(excludeObjectArray, const_cast<jlong*>(objects), JNI_ABORT);
    }

    sp<IScreenCaptureListener> captureListener =
            new ScreenCaptureListenerWrapper(env, screenCaptureListenerObject);
    return ScreenshotClient::captureLayers(captureArgs, captureListener);
}

static void nativeApplyTransaction(JNIEnv* env, jclass clazz, jlong transactionObj, jboolean sync) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->apply(sync);
}

static void nativeMergeTransaction(JNIEnv* env, jclass clazz,
        jlong transactionObj, jlong otherTransactionObj) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    auto otherTransaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(
            otherTransactionObj);
    transaction->merge(std::move(*otherTransaction));
}

static void nativeSetAnimationTransaction(JNIEnv* env, jclass clazz, jlong transactionObj) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->setAnimationTransaction();
}

static void nativeSetEarlyWakeupStart(JNIEnv* env, jclass clazz, jlong transactionObj) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->setEarlyWakeupStart();
}

static void nativeSetEarlyWakeupEnd(JNIEnv* env, jclass clazz, jlong transactionObj) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->setEarlyWakeupEnd();
}

static void nativeSetLayer(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint zorder) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setLayer(ctrl, zorder);
}

static void nativeSetRelativeLayer(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject,
        jlong relativeToObject, jint zorder) {

    auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    auto relative = reinterpret_cast<SurfaceControl *>(relativeToObject);
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->setRelativeLayer(ctrl, relative, zorder);
}

static void nativeSetPosition(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jfloat x, jfloat y) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setPosition(ctrl, x, y);
}

static void nativeSetGeometry(JNIEnv* env, jclass clazz, jlong transactionObj, jlong nativeObject,
        jobject sourceObj, jobject dstObj, jlong orientation) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);

    Rect source, dst;
    if (sourceObj != NULL) {
        source = rectFromObj(env, sourceObj);
    } else {
        source.makeInvalid();
    }
    if (dstObj != NULL) {
        dst = rectFromObj(env, dstObj);
    } else {
        dst.makeInvalid();
    }
    transaction->setGeometry(ctrl, source, dst, orientation);
}

static void nativeSetBuffer(JNIEnv* env, jclass clazz, jlong transactionObj, jlong nativeObject,
                            jobject bufferObject) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    sp<GraphicBuffer> buffer(
            android_graphics_GraphicBuffer_getNativeGraphicsBuffer(env, bufferObject));
    transaction->setBuffer(ctrl, buffer);
}

static void nativeSetColorSpace(JNIEnv* env, jclass clazz, jlong transactionObj, jlong nativeObject,
                                jint colorSpace) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    ui::Dataspace dataspace = fromNamedColorSpaceValueToDataspace(colorSpace);
    transaction->setDataspace(ctrl, dataspace);
}

static void nativeSetBlurRegions(JNIEnv* env, jclass clazz, jlong transactionObj,
                                 jlong nativeObject, jobjectArray regions, jint regionsLength) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);

    std::vector<BlurRegion> blurRegionVector;
    const int size = regionsLength;
    float region[10];
    for (int i = 0; i < size; i++) {
        jfloatArray regionArray = (jfloatArray)env->GetObjectArrayElement(regions, i);
        env->GetFloatArrayRegion(regionArray, 0, 10, region);
        float blurRadius = region[0];
        float alpha = region[1];
        float left = region[2];
        float top = region[3];
        float right = region[4];
        float bottom = region[5];
        float cornerRadiusTL = region[6];
        float cornerRadiusTR = region[7];
        float cornerRadiusBL = region[8];
        float cornerRadiusBR = region[9];

        blurRegionVector.push_back(BlurRegion{.blurRadius = static_cast<uint32_t>(blurRadius),
                                              .cornerRadiusTL = cornerRadiusTL,
                                              .cornerRadiusTR = cornerRadiusTR,
                                              .cornerRadiusBL = cornerRadiusBL,
                                              .cornerRadiusBR = cornerRadiusBR,
                                              .alpha = alpha,
                                              .left = static_cast<int>(left),
                                              .top = static_cast<int>(top),
                                              .right = static_cast<int>(right),
                                              .bottom = static_cast<int>(bottom)});
    }

    transaction->setBlurRegions(ctrl, blurRegionVector);
}

static void nativeSetStretchEffect(JNIEnv* env, jclass clazz, jlong transactionObj,
                                   jlong nativeObject, jfloat width, jfloat height,
                                   jfloat vecX, jfloat vecY,
                                   jfloat maxStretchAmountX, jfloat maxStretchAmountY,
                                   jfloat childRelativeLeft, jfloat childRelativeTop,
                                   jfloat childRelativeRight, jfloat childRelativeBottom) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    auto* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    auto stretch = StretchEffect{
      .width = width,
      .height = height,
      .vectorX = vecX,
      .vectorY = vecY,
      .maxAmountX = maxStretchAmountX,
      .maxAmountY = maxStretchAmountY,
      .mappedChildBounds = FloatRect(
          childRelativeLeft, childRelativeTop, childRelativeRight, childRelativeBottom)
    };
    transaction->setStretchEffect(ctrl, stretch);
}

static void nativeSetSize(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint w, jint h) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setSize(ctrl, w, h);
}

static void nativeSetFlags(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint flags, jint mask) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setFlags(ctrl, flags, mask);
}

static void nativeSetFrameRateSelectionPriority(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint priority) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setFrameRateSelectionPriority(ctrl, priority);
}

static void nativeSetTransparentRegionHint(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jobject regionObj) {
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    graphics::RegionIterator iterator(env, regionObj);
    if (!iterator.isValid()) {
        doThrowIAE(env);
        return;
    }

    ARect bounds = iterator.getTotalBounds();
    Region reg({bounds.left, bounds.top, bounds.right, bounds.bottom});
    if (iterator.isComplex()) {
        while (!iterator.isDone()) {
            ARect rect = iterator.getRect();
            reg.addRectUnchecked(rect.left, rect.top, rect.right, rect.bottom);
            iterator.next();
        }
    }

    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        transaction->setTransparentRegionHint(ctrl, reg);
    }
}

static void nativeSetAlpha(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jfloat alpha) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setAlpha(ctrl, alpha);
}

static void nativeSetInputWindowInfo(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jobject inputWindow) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    sp<NativeInputWindowHandle> handle = android_view_InputWindowHandle_getHandle(
            env, inputWindow);
    handle->updateInfo();

    auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setInputWindowInfo(ctrl, *handle->getInfo());
}

static void nativeSyncInputWindows(JNIEnv* env, jclass clazz, jlong transactionObj) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->syncInputWindows();
}

static void nativeSetMetadata(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint id, jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (!parcel) {
        jniThrowNullPointerException(env, "attribute data");
        return;
    }
    if (parcel->objectsCount()) {
        jniThrowException(env, "java/lang/RuntimeException",
                "Tried to marshall a Parcel that contained Binder objects.");
        return;
    }

    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    transaction->setMetadata(ctrl, id, *parcel);
}

static void nativeSetColor(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jfloatArray fColor) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);

    float* floatColors = env->GetFloatArrayElements(fColor, 0);
    half3 color(floatColors[0], floatColors[1], floatColors[2]);
    transaction->setColor(ctrl, color);
    env->ReleaseFloatArrayElements(fColor, floatColors, 0);
}

static void nativeSetMatrix(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject,
        jfloat dsdx, jfloat dtdx, jfloat dtdy, jfloat dsdy) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setMatrix(ctrl, dsdx, dtdx, dtdy, dsdy);
}

static void nativeSetColorTransform(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jfloatArray fMatrix, jfloatArray fTranslation) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const surfaceControl = reinterpret_cast<SurfaceControl*>(nativeObject);
    float* floatMatrix = env->GetFloatArrayElements(fMatrix, 0);
    mat3 matrix(static_cast<float const*>(floatMatrix));
    env->ReleaseFloatArrayElements(fMatrix, floatMatrix, 0);

    float* floatTranslation = env->GetFloatArrayElements(fTranslation, 0);
    vec3 translation(floatTranslation[0], floatTranslation[1], floatTranslation[2]);
    env->ReleaseFloatArrayElements(fTranslation, floatTranslation, 0);

    transaction->setColorTransform(surfaceControl, matrix, translation);
}

static void nativeSetColorSpaceAgnostic(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jboolean agnostic) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const surfaceControl = reinterpret_cast<SurfaceControl*>(nativeObject);
    transaction->setColorSpaceAgnostic(surfaceControl, agnostic);
}

static void nativeSetWindowCrop(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject,
        jint l, jint t, jint r, jint b) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    Rect crop(l, t, r, b);
    transaction->setCrop(ctrl, crop);
}

static void nativeSetCornerRadius(JNIEnv* env, jclass clazz, jlong transactionObj,
         jlong nativeObject, jfloat cornerRadius) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setCornerRadius(ctrl, cornerRadius);
}

static void nativeSetBackgroundBlurRadius(JNIEnv* env, jclass clazz, jlong transactionObj,
         jlong nativeObject, jint blurRadius) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setBackgroundBlurRadius(ctrl, blurRadius);
}

static void nativeSetLayerStack(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject, jint layerStack) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setLayerStack(ctrl, layerStack);
}

static void nativeSetShadowRadius(JNIEnv* env, jclass clazz, jlong transactionObj,
         jlong nativeObject, jfloat shadowRadius) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    const auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setShadowRadius(ctrl, shadowRadius);
}

static void nativeSetTrustedOverlay(JNIEnv* env, jclass clazz, jlong transactionObj,
                                    jlong nativeObject, jboolean isTrustedOverlay) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    transaction->setTrustedOverlay(ctrl, isTrustedOverlay);
}

static void nativeSetFrameRate(JNIEnv* env, jclass clazz, jlong transactionObj, jlong nativeObject,
                               jfloat frameRate, jint compatibility, jint changeFrameRateStrategy) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    const auto ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    // Our compatibility is a Surface.FRAME_RATE_COMPATIBILITY_* value, and
    // Transaction::setFrameRate() takes an ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_* value. The
    // values are identical though, so no need to convert anything.
    transaction->setFrameRate(ctrl, frameRate, static_cast<int8_t>(compatibility),
                              static_cast<int8_t>(changeFrameRateStrategy));
}

static jlong nativeAcquireFrameRateFlexibilityToken(JNIEnv* env, jclass clazz) {
    sp<ISurfaceComposer> composer = ComposerService::getComposerService();
    sp<IBinder> token;
    status_t result = composer->acquireFrameRateFlexibilityToken(&token);
    if (result < 0) {
        ALOGE("Failed acquiring frame rate flexibility token: %s (%d)", strerror(-result), result);
        return 0;
    }
    token->incStrong((void*)nativeAcquireFrameRateFlexibilityToken);
    return reinterpret_cast<jlong>(token.get());
}

static void nativeReleaseFrameRateFlexibilityToken(JNIEnv* env, jclass clazz, jlong tokenLong) {
    sp<IBinder> token(reinterpret_cast<IBinder*>(tokenLong));
    token->decStrong((void*)nativeAcquireFrameRateFlexibilityToken);
}

static void nativeSetFixedTransformHint(JNIEnv* env, jclass clazz, jlong transactionObj,
                                        jlong nativeObject, jint transformHint) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    transaction->setFixedTransformHint(ctrl, transformHint);
}

static void nativeSetDropInputMode(JNIEnv* env, jclass clazz, jlong transactionObj,
                                   jlong nativeObject, jint mode) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
    transaction->setDropInputMode(ctrl, static_cast<gui::DropInputMode>(mode));
}

static jlongArray nativeGetPhysicalDisplayIds(JNIEnv* env, jclass clazz) {
    const auto displayIds = SurfaceComposerClient::getPhysicalDisplayIds();
    jlongArray array = env->NewLongArray(displayIds.size());
    if (array == nullptr) {
        jniThrowException(env, "java/lang/OutOfMemoryError", nullptr);
        return nullptr;
    }

    if (displayIds.empty()) {
        return array;
    }

    jlong* values = env->GetLongArrayElements(array, 0);
    for (size_t i = 0; i < displayIds.size(); ++i) {
        values[i] = static_cast<jlong>(displayIds[i].value);
    }

    env->ReleaseLongArrayElements(array, values, 0);
    return array;
}

static jobject nativeGetPhysicalDisplayToken(JNIEnv* env, jclass clazz, jlong physicalDisplayId) {
    sp<IBinder> token =
            SurfaceComposerClient::getPhysicalDisplayToken(PhysicalDisplayId(physicalDisplayId));
    return javaObjectForIBinder(env, token);
}

static jobject nativeGetDisplayedContentSamplingAttributes(JNIEnv* env, jclass clazz,
        jobject tokenObj) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));

    ui::PixelFormat format;
    ui::Dataspace dataspace;
    uint8_t componentMask;
    status_t err = SurfaceComposerClient::getDisplayedContentSamplingAttributes(
            token, &format, &dataspace, &componentMask);
    if (err != OK) {
        return nullptr;
    }
    return env->NewObject(gDisplayedContentSamplingAttributesClassInfo.clazz,
                          gDisplayedContentSamplingAttributesClassInfo.ctor,
                          format, dataspace, componentMask);
}

static jboolean nativeSetDisplayedContentSamplingEnabled(JNIEnv* env, jclass clazz,
        jobject tokenObj, jboolean enable, jint componentMask, jint maxFrames) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    status_t rc = SurfaceComposerClient::setDisplayContentSamplingEnabled(
            token, enable, componentMask, maxFrames);
    return rc == OK;
}

static jobject nativeGetDisplayedContentSample(JNIEnv* env, jclass clazz, jobject tokenObj,
    jlong maxFrames, jlong timestamp) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));

    DisplayedFrameStats stats;
    status_t err = SurfaceComposerClient::getDisplayedContentSample(
            token, maxFrames, timestamp, &stats);
    if (err != OK) {
        return nullptr;
    }

    jlongArray histogramComponent0 = env->NewLongArray(stats.component_0_sample.size());
    jlongArray histogramComponent1 = env->NewLongArray(stats.component_1_sample.size());
    jlongArray histogramComponent2 = env->NewLongArray(stats.component_2_sample.size());
    jlongArray histogramComponent3 = env->NewLongArray(stats.component_3_sample.size());
    if ((histogramComponent0 == nullptr) ||
        (histogramComponent1 == nullptr) ||
        (histogramComponent2 == nullptr) ||
        (histogramComponent3 == nullptr)) {
        return JNI_FALSE;
    }

    env->SetLongArrayRegion(histogramComponent0, 0,
            stats.component_0_sample.size(),
            reinterpret_cast<jlong*>(stats.component_0_sample.data()));
    env->SetLongArrayRegion(histogramComponent1, 0,
            stats.component_1_sample.size(),
            reinterpret_cast<jlong*>(stats.component_1_sample.data()));
    env->SetLongArrayRegion(histogramComponent2, 0,
            stats.component_2_sample.size(),
            reinterpret_cast<jlong*>(stats.component_2_sample.data()));
    env->SetLongArrayRegion(histogramComponent3, 0,
            stats.component_3_sample.size(),
            reinterpret_cast<jlong*>(stats.component_3_sample.data()));
    return env->NewObject(gDisplayedContentSampleClassInfo.clazz,
                          gDisplayedContentSampleClassInfo.ctor,
                          stats.numFrames,
                          histogramComponent0,
                          histogramComponent1,
                          histogramComponent2,
                          histogramComponent3);
}

static jobject nativeCreateDisplay(JNIEnv* env, jclass clazz, jstring nameObj,
        jboolean secure) {
    ScopedUtfChars name(env, nameObj);
    sp<IBinder> token(SurfaceComposerClient::createDisplay(
            String8(name.c_str()), bool(secure)));
    return javaObjectForIBinder(env, token);
}

static void nativeDestroyDisplay(JNIEnv* env, jclass clazz, jobject tokenObj) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;
    SurfaceComposerClient::destroyDisplay(token);
}

static void nativeSetDisplaySurface(JNIEnv* env, jclass clazz,
        jlong transactionObj,
        jobject tokenObj, jlong nativeSurfaceObject) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;
    sp<IGraphicBufferProducer> bufferProducer;
    sp<Surface> sur(reinterpret_cast<Surface *>(nativeSurfaceObject));
    if (sur != NULL) {
        bufferProducer = sur->getIGraphicBufferProducer();
    }


    status_t err = NO_ERROR;
    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        err = transaction->setDisplaySurface(token,
                bufferProducer);
    }
    if (err != NO_ERROR) {
        doThrowIAE(env, "Illegal Surface, could not enable async mode. Was this"
                " Surface created with singleBufferMode?");
    }
}

static void nativeSetDisplayLayerStack(JNIEnv* env, jclass clazz,
        jlong transactionObj,
        jobject tokenObj, jint layerStack) {

    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;

    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        transaction->setDisplayLayerStack(token, layerStack);
    }
}

static void nativeSetDisplayFlags(JNIEnv* env, jclass clazz, jlong transactionObj, jobject tokenObj,
                                  jint flags) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;

    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        transaction->setDisplayFlags(token, flags);
    }
}

static void nativeSetDisplayProjection(JNIEnv* env, jclass clazz,
        jlong transactionObj,
        jobject tokenObj, jint orientation,
        jint layerStackRect_left, jint layerStackRect_top, jint layerStackRect_right, jint layerStackRect_bottom,
        jint displayRect_left, jint displayRect_top, jint displayRect_right, jint displayRect_bottom) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;
    Rect layerStackRect(layerStackRect_left, layerStackRect_top, layerStackRect_right, layerStackRect_bottom);
    Rect displayRect(displayRect_left, displayRect_top, displayRect_right, displayRect_bottom);

    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        transaction->setDisplayProjection(token, static_cast<ui::Rotation>(orientation),
                                          layerStackRect, displayRect);
    }
}

static void nativeSetDisplaySize(JNIEnv* env, jclass clazz,
        jlong transactionObj,
        jobject tokenObj, jint width, jint height) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;

    {
        auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
        transaction->setDisplaySize(token, width, height);
    }
}

static jobject convertDeviceProductInfoToJavaObject(
        JNIEnv* env, const std::optional<DeviceProductInfo>& info) {
    using ModelYear = android::DeviceProductInfo::ModelYear;
    using ManufactureYear = android::DeviceProductInfo::ManufactureYear;
    using ManufactureWeekAndYear = android::DeviceProductInfo::ManufactureWeekAndYear;

    if (!info) return nullptr;
    jstring name = env->NewStringUTF(info->name.data());
    jstring manufacturerPnpId = env->NewStringUTF(info->manufacturerPnpId.data());
    jobject productId = env->NewStringUTF(info->productId.data());
    const auto& date = info->manufactureOrModelDate;
    jobject modelYear, manufactureDate;
    if (const auto* model = std::get_if<ModelYear>(&date)) {
        modelYear = toInteger(env, model->year);
        manufactureDate = nullptr;
    } else if (const auto* manufactureWeekAndYear = std::get_if<ManufactureWeekAndYear>(&date)) {
        modelYear = nullptr;
        manufactureDate = env->NewObject(gDeviceProductInfoManufactureDateClassInfo.clazz,
                                               gDeviceProductInfoManufactureDateClassInfo.ctor,
                                               toInteger(env, manufactureWeekAndYear->week),
                                               toInteger(env, manufactureWeekAndYear->year));
    } else if (const auto* manufactureYear = std::get_if<ManufactureYear>(&date)) {
        modelYear = nullptr;
        manufactureDate = env->NewObject(gDeviceProductInfoManufactureDateClassInfo.clazz,
                                       gDeviceProductInfoManufactureDateClassInfo.ctor,
                                       nullptr,
                                       toInteger(env, manufactureYear->year));
    } else {
        LOG_FATAL("Unknown alternative for variant DeviceProductInfo::ManufactureOrModelDate");
    }
    jint connectionToSinkType;
    // Relative address maps to HDMI physical address. All addresses are 4 digits long allowing
    // for a 5–device-deep hierarchy. For more information, refer:
    // Section 8.7 - Physical Address of HDMI Specification Version 1.3a
    using android::hardware::display::IDeviceProductInfoConstants;
    if (info->relativeAddress.size() != 4) {
        connectionToSinkType = IDeviceProductInfoConstants::CONNECTION_TO_SINK_UNKNOWN;
    } else if (info->relativeAddress[0] == 0) {
        connectionToSinkType = IDeviceProductInfoConstants::CONNECTION_TO_SINK_BUILT_IN;
    } else if (info->relativeAddress[1] == 0) {
        connectionToSinkType = IDeviceProductInfoConstants::CONNECTION_TO_SINK_DIRECT;
    } else {
        connectionToSinkType = IDeviceProductInfoConstants::CONNECTION_TO_SINK_TRANSITIVE;
    }

    return env->NewObject(gDeviceProductInfoClassInfo.clazz, gDeviceProductInfoClassInfo.ctor, name,
                          manufacturerPnpId, productId, modelYear, manufactureDate,
                          connectionToSinkType);
}

static jobject nativeGetStaticDisplayInfo(JNIEnv* env, jclass clazz, jobject tokenObj) {
    ui::StaticDisplayInfo info;
    if (const auto token = ibinderForJavaObject(env, tokenObj);
        !token || SurfaceComposerClient::getStaticDisplayInfo(token, &info) != NO_ERROR) {
        return nullptr;
    }

    jobject object =
            env->NewObject(gStaticDisplayInfoClassInfo.clazz, gStaticDisplayInfoClassInfo.ctor);
    env->SetBooleanField(object, gStaticDisplayInfoClassInfo.isInternal,
                         info.connectionType == ui::DisplayConnectionType::Internal);
    env->SetFloatField(object, gStaticDisplayInfoClassInfo.density, info.density);
    env->SetBooleanField(object, gStaticDisplayInfoClassInfo.secure, info.secure);
    env->SetObjectField(object, gStaticDisplayInfoClassInfo.deviceProductInfo,
                        convertDeviceProductInfoToJavaObject(env, info.deviceProductInfo));
    return object;
}

static jobject convertDisplayModeToJavaObject(JNIEnv* env, const ui::DisplayMode& config) {
    jobject object = env->NewObject(gDisplayModeClassInfo.clazz, gDisplayModeClassInfo.ctor);
    env->SetIntField(object, gDisplayModeClassInfo.id, config.id);
    env->SetIntField(object, gDisplayModeClassInfo.width, config.resolution.getWidth());
    env->SetIntField(object, gDisplayModeClassInfo.height, config.resolution.getHeight());
    env->SetFloatField(object, gDisplayModeClassInfo.xDpi, config.xDpi);
    env->SetFloatField(object, gDisplayModeClassInfo.yDpi, config.yDpi);

    env->SetFloatField(object, gDisplayModeClassInfo.refreshRate, config.refreshRate);
    env->SetLongField(object, gDisplayModeClassInfo.appVsyncOffsetNanos, config.appVsyncOffset);
    env->SetLongField(object, gDisplayModeClassInfo.presentationDeadlineNanos,
                      config.presentationDeadline);
    env->SetIntField(object, gDisplayModeClassInfo.group, config.group);
    return object;
}

jobject convertHdrCapabilitiesToJavaObject(JNIEnv* env, const HdrCapabilities& capabilities) {
    const auto& types = capabilities.getSupportedHdrTypes();
    std::vector<int32_t> intTypes;
    for (auto type : types) {
        intTypes.push_back(static_cast<int32_t>(type));
    }
    auto typesArray = env->NewIntArray(types.size());
    env->SetIntArrayRegion(typesArray, 0, intTypes.size(), intTypes.data());

    return env->NewObject(gHdrCapabilitiesClassInfo.clazz, gHdrCapabilitiesClassInfo.ctor,
                          typesArray, capabilities.getDesiredMaxLuminance(),
                          capabilities.getDesiredMaxAverageLuminance(),
                          capabilities.getDesiredMinLuminance());
}

static jobject nativeGetDynamicDisplayInfo(JNIEnv* env, jclass clazz, jobject tokenObj) {
    ui::DynamicDisplayInfo info;
    if (const auto token = ibinderForJavaObject(env, tokenObj);
        !token || SurfaceComposerClient::getDynamicDisplayInfo(token, &info) != NO_ERROR) {
        return nullptr;
    }

    jobject object =
            env->NewObject(gDynamicDisplayInfoClassInfo.clazz, gDynamicDisplayInfoClassInfo.ctor);
    if (object == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    const auto numModes = info.supportedDisplayModes.size();
    jobjectArray modesArray = env->NewObjectArray(numModes, gDisplayModeClassInfo.clazz, nullptr);
    for (size_t i = 0; i < numModes; i++) {
        const ui::DisplayMode& mode = info.supportedDisplayModes[i];
        jobject displayModeObj = convertDisplayModeToJavaObject(env, mode);
        env->SetObjectArrayElement(modesArray, static_cast<jsize>(i), displayModeObj);
        env->DeleteLocalRef(displayModeObj);
    }
    env->SetObjectField(object, gDynamicDisplayInfoClassInfo.supportedDisplayModes, modesArray);
    env->SetIntField(object, gDynamicDisplayInfoClassInfo.activeDisplayModeId,
                     info.activeDisplayModeId);

    jintArray colorModesArray = env->NewIntArray(info.supportedColorModes.size());
    if (colorModesArray == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }
    jint* colorModesArrayValues = env->GetIntArrayElements(colorModesArray, 0);
    for (size_t i = 0; i < info.supportedColorModes.size(); i++) {
        colorModesArrayValues[i] = static_cast<jint>(info.supportedColorModes[i]);
    }
    env->ReleaseIntArrayElements(colorModesArray, colorModesArrayValues, 0);
    env->SetObjectField(object, gDynamicDisplayInfoClassInfo.supportedColorModes, colorModesArray);

    env->SetIntField(object, gDynamicDisplayInfoClassInfo.activeColorMode,
                     static_cast<jint>(info.activeColorMode));

    env->SetObjectField(object, gDynamicDisplayInfoClassInfo.hdrCapabilities,
                        convertHdrCapabilitiesToJavaObject(env, info.hdrCapabilities));

    env->SetBooleanField(object, gDynamicDisplayInfoClassInfo.autoLowLatencyModeSupported,
                         info.autoLowLatencyModeSupported);

    env->SetBooleanField(object, gDynamicDisplayInfoClassInfo.gameContentTypeSupported,
                         info.gameContentTypeSupported);
    return object;
}

static jboolean nativeSetDesiredDisplayModeSpecs(JNIEnv* env, jclass clazz, jobject tokenObj,
                                                 jobject DesiredDisplayModeSpecs) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == nullptr) return JNI_FALSE;

    ui::DisplayModeId defaultMode = env->GetIntField(DesiredDisplayModeSpecs,
                                                     gDesiredDisplayModeSpecsClassInfo.defaultMode);
    jboolean allowGroupSwitching =
            env->GetBooleanField(DesiredDisplayModeSpecs,
                                 gDesiredDisplayModeSpecsClassInfo.allowGroupSwitching);
    jfloat primaryRefreshRateMin =
            env->GetFloatField(DesiredDisplayModeSpecs,
                               gDesiredDisplayModeSpecsClassInfo.primaryRefreshRateMin);
    jfloat primaryRefreshRateMax =
            env->GetFloatField(DesiredDisplayModeSpecs,
                               gDesiredDisplayModeSpecsClassInfo.primaryRefreshRateMax);
    jfloat appRequestRefreshRateMin =
            env->GetFloatField(DesiredDisplayModeSpecs,
                               gDesiredDisplayModeSpecsClassInfo.appRequestRefreshRateMin);
    jfloat appRequestRefreshRateMax =
            env->GetFloatField(DesiredDisplayModeSpecs,
                               gDesiredDisplayModeSpecsClassInfo.appRequestRefreshRateMax);

    size_t result = SurfaceComposerClient::setDesiredDisplayModeSpecs(token, defaultMode,
                                                                      allowGroupSwitching,
                                                                      primaryRefreshRateMin,
                                                                      primaryRefreshRateMax,
                                                                      appRequestRefreshRateMin,
                                                                      appRequestRefreshRateMax);
    return result == NO_ERROR ? JNI_TRUE : JNI_FALSE;
}

static jobject nativeGetDesiredDisplayModeSpecs(JNIEnv* env, jclass clazz, jobject tokenObj) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == nullptr) return nullptr;

    ui::DisplayModeId defaultMode;
    bool allowGroupSwitching;
    float primaryRefreshRateMin;
    float primaryRefreshRateMax;
    float appRequestRefreshRateMin;
    float appRequestRefreshRateMax;
    if (SurfaceComposerClient::getDesiredDisplayModeSpecs(token, &defaultMode, &allowGroupSwitching,
                                                          &primaryRefreshRateMin,
                                                          &primaryRefreshRateMax,
                                                          &appRequestRefreshRateMin,
                                                          &appRequestRefreshRateMax) != NO_ERROR) {
        return nullptr;
    }

    return env->NewObject(gDesiredDisplayModeSpecsClassInfo.clazz,
                          gDesiredDisplayModeSpecsClassInfo.ctor, defaultMode, allowGroupSwitching,
                          primaryRefreshRateMin, primaryRefreshRateMax, appRequestRefreshRateMin,
                          appRequestRefreshRateMax);
}

static jobject nativeGetDisplayNativePrimaries(JNIEnv* env, jclass, jobject tokenObj) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return NULL;

    ui::DisplayPrimaries primaries;
    if (SurfaceComposerClient::getDisplayNativePrimaries(token, primaries) != NO_ERROR) {
        return NULL;
    }

    jobject jred = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
    if (jred == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    jobject jgreen = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
    if (jgreen == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    jobject jblue = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
    if (jblue == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    jobject jwhite = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
    if (jwhite == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    jobject jprimaries = env->NewObject(gDisplayPrimariesClassInfo.clazz,
            gDisplayPrimariesClassInfo.ctor);
    if (jprimaries == NULL) {
        jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
        return NULL;
    }

    env->SetFloatField(jred, gCieXyzClassInfo.X, primaries.red.X);
    env->SetFloatField(jred, gCieXyzClassInfo.Y, primaries.red.Y);
    env->SetFloatField(jred, gCieXyzClassInfo.Z, primaries.red.Z);
    env->SetFloatField(jgreen, gCieXyzClassInfo.X, primaries.green.X);
    env->SetFloatField(jgreen, gCieXyzClassInfo.Y, primaries.green.Y);
    env->SetFloatField(jgreen, gCieXyzClassInfo.Z, primaries.green.Z);
    env->SetFloatField(jblue, gCieXyzClassInfo.X, primaries.blue.X);
    env->SetFloatField(jblue, gCieXyzClassInfo.Y, primaries.blue.Y);
    env->SetFloatField(jblue, gCieXyzClassInfo.Z, primaries.blue.Z);
    env->SetFloatField(jwhite, gCieXyzClassInfo.X, primaries.white.X);
    env->SetFloatField(jwhite, gCieXyzClassInfo.Y, primaries.white.Y);
    env->SetFloatField(jwhite, gCieXyzClassInfo.Z, primaries.white.Z);
    env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.red, jred);
    env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.green, jgreen);
    env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.blue, jblue);
    env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.white, jwhite);

    return jprimaries;
}

static jintArray nativeGetCompositionDataspaces(JNIEnv* env, jclass) {
    ui::Dataspace defaultDataspace, wcgDataspace;
    ui::PixelFormat defaultPixelFormat, wcgPixelFormat;
    if (SurfaceComposerClient::getCompositionPreference(&defaultDataspace,
                                                        &defaultPixelFormat,
                                                        &wcgDataspace,
                                                        &wcgPixelFormat) != NO_ERROR) {
        return nullptr;
    }
    jintArray array = env->NewIntArray(2);
    if (array == nullptr) {
        jniThrowException(env, "java/lang/OutOfMemoryError", nullptr);
        return nullptr;
    }
    jint* arrayValues = env->GetIntArrayElements(array, 0);
    arrayValues[0] = static_cast<jint>(defaultDataspace);
    arrayValues[1] = static_cast<jint>(wcgDataspace);
    env->ReleaseIntArrayElements(array, arrayValues, 0);
    return array;
}

static jboolean nativeSetActiveColorMode(JNIEnv* env, jclass,
        jobject tokenObj, jint colorMode) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return JNI_FALSE;
    status_t err = SurfaceComposerClient::setActiveColorMode(token,
            static_cast<ui::ColorMode>(colorMode));
    return err == NO_ERROR ? JNI_TRUE : JNI_FALSE;
}

static void nativeSetDisplayPowerMode(JNIEnv* env, jclass clazz, jobject tokenObj, jint mode) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
    if (token == NULL) return;

    android::base::Timer t;
    SurfaceComposerClient::setDisplayPowerMode(token, mode);
    if (t.duration() > 100ms) ALOGD("Excessive delay in setPowerMode()");
}

static jboolean nativeGetProtectedContentSupport(JNIEnv* env, jclass) {
    return static_cast<jboolean>(SurfaceComposerClient::getProtectedContentSupport());
}

static jboolean nativeClearContentFrameStats(JNIEnv* env, jclass clazz, jlong nativeObject) {
    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    status_t err = ctrl->clearLayerFrameStats();

    if (err < 0 && err != NO_INIT) {
        doThrowIAE(env);
    }

    // The other end is not ready, just report we failed.
    if (err == NO_INIT) {
        return JNI_FALSE;
    }

    return JNI_TRUE;
}

static jboolean nativeGetContentFrameStats(JNIEnv* env, jclass clazz, jlong nativeObject,
    jobject outStats) {
    FrameStats stats;

    SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    status_t err = ctrl->getLayerFrameStats(&stats);
    if (err < 0 && err != NO_INIT) {
        doThrowIAE(env);
    }

    // The other end is not ready, fine just return empty stats.
    if (err == NO_INIT) {
        return JNI_FALSE;
    }

    jlong refreshPeriodNano = static_cast<jlong>(stats.refreshPeriodNano);
    size_t frameCount = stats.desiredPresentTimesNano.size();

    jlongArray postedTimesNanoDst = env->NewLongArray(frameCount);
    if (postedTimesNanoDst == NULL) {
        return JNI_FALSE;
    }

    jlongArray presentedTimesNanoDst = env->NewLongArray(frameCount);
    if (presentedTimesNanoDst == NULL) {
        return JNI_FALSE;
    }

    jlongArray readyTimesNanoDst = env->NewLongArray(frameCount);
    if (readyTimesNanoDst == NULL) {
        return JNI_FALSE;
    }

    nsecs_t postedTimesNanoSrc[frameCount];
    nsecs_t presentedTimesNanoSrc[frameCount];
    nsecs_t readyTimesNanoSrc[frameCount];

    for (size_t i = 0; i < frameCount; i++) {
        nsecs_t postedTimeNano = stats.desiredPresentTimesNano[i];
        if (postedTimeNano == INT64_MAX) {
            postedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
        }
        postedTimesNanoSrc[i] = postedTimeNano;

        nsecs_t presentedTimeNano = stats.actualPresentTimesNano[i];
        if (presentedTimeNano == INT64_MAX) {
            presentedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
        }
        presentedTimesNanoSrc[i] = presentedTimeNano;

        nsecs_t readyTimeNano = stats.frameReadyTimesNano[i];
        if (readyTimeNano == INT64_MAX) {
            readyTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
        }
        readyTimesNanoSrc[i] = readyTimeNano;
    }

    env->SetLongArrayRegion(postedTimesNanoDst, 0, frameCount, postedTimesNanoSrc);
    env->SetLongArrayRegion(presentedTimesNanoDst, 0, frameCount, presentedTimesNanoSrc);
    env->SetLongArrayRegion(readyTimesNanoDst, 0, frameCount, readyTimesNanoSrc);

    env->CallVoidMethod(outStats, gWindowContentFrameStatsClassInfo.init, refreshPeriodNano,
            postedTimesNanoDst, presentedTimesNanoDst, readyTimesNanoDst);

    if (env->ExceptionCheck()) {
        return JNI_FALSE;
    }

    return JNI_TRUE;
}

static jboolean nativeClearAnimationFrameStats(JNIEnv* env, jclass clazz) {
    status_t err = SurfaceComposerClient::clearAnimationFrameStats();

    if (err < 0 && err != NO_INIT) {
        doThrowIAE(env);
    }

    // The other end is not ready, just report we failed.
    if (err == NO_INIT) {
        return JNI_FALSE;
    }

    return JNI_TRUE;
}

static jboolean nativeGetAnimationFrameStats(JNIEnv* env, jclass clazz, jobject outStats) {
    FrameStats stats;

    status_t err = SurfaceComposerClient::getAnimationFrameStats(&stats);
    if (err < 0 && err != NO_INIT) {
        doThrowIAE(env);
    }

    // The other end is not ready, fine just return empty stats.
    if (err == NO_INIT) {
        return JNI_FALSE;
    }

    jlong refreshPeriodNano = static_cast<jlong>(stats.refreshPeriodNano);
    size_t frameCount = stats.desiredPresentTimesNano.size();

    jlongArray presentedTimesNanoDst = env->NewLongArray(frameCount);
    if (presentedTimesNanoDst == NULL) {
        return JNI_FALSE;
    }

    nsecs_t presentedTimesNanoSrc[frameCount];

    for (size_t i = 0; i < frameCount; i++) {
        nsecs_t presentedTimeNano = stats.actualPresentTimesNano[i];
        if (presentedTimeNano == INT64_MAX) {
            presentedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
        }
        presentedTimesNanoSrc[i] = presentedTimeNano;
    }

    env->SetLongArrayRegion(presentedTimesNanoDst, 0, frameCount, presentedTimesNanoSrc);

    env->CallVoidMethod(outStats, gWindowAnimationFrameStatsClassInfo.init, refreshPeriodNano,
            presentedTimesNanoDst);

    if (env->ExceptionCheck()) {
        return JNI_FALSE;
    }

    return JNI_TRUE;
}

static void nativeReparent(JNIEnv* env, jclass clazz, jlong transactionObj,
        jlong nativeObject,
        jlong newParentObject) {
    auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
    auto newParent = reinterpret_cast<SurfaceControl *>(newParentObject);
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    transaction->reparent(ctrl, newParent);
}

static void nativeOverrideHdrTypes(JNIEnv* env, jclass clazz, jobject tokenObject,
                                   jintArray jHdrTypes) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObject));
    if (token == nullptr || jHdrTypes == nullptr) return;

    int* hdrTypes = env->GetIntArrayElements(jHdrTypes, 0);
    int numHdrTypes = env->GetArrayLength(jHdrTypes);

    std::vector<ui::Hdr> hdrTypesVector;
    for (int i = 0; i < numHdrTypes; i++) {
        hdrTypesVector.push_back(static_cast<ui::Hdr>(hdrTypes[i]));
    }
    env->ReleaseIntArrayElements(jHdrTypes, hdrTypes, 0);

    status_t error = SurfaceComposerClient::overrideHdrTypes(token, hdrTypesVector);
    if (error != NO_ERROR) {
        jniThrowExceptionFmt(env, "java/lang/SecurityException",
                             "ACCESS_SURFACE_FLINGER is missing");
    }
}

static void nativeSetAutoLowLatencyMode(JNIEnv* env, jclass clazz, jobject tokenObject, jboolean on) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObject));
    if (token == NULL) return;

    SurfaceComposerClient::setAutoLowLatencyMode(token, on);
}

static void nativeSetGameContentType(JNIEnv* env, jclass clazz, jobject tokenObject, jboolean on) {
    sp<IBinder> token(ibinderForJavaObject(env, tokenObject));
    if (token == NULL) return;

    SurfaceComposerClient::setGameContentType(token, on);
}

static jlong nativeReadFromParcel(JNIEnv* env, jclass clazz, jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel == NULL) {
        doThrowNPE(env);
        return 0;
    }
    sp<SurfaceControl> surface;
    SurfaceControl::readFromParcel(*parcel, &surface);
    if (surface == nullptr) {
        return 0;
    }
    surface->incStrong((void *)nativeCreate);
    return reinterpret_cast<jlong>(surface.get());
}

static jlong nativeCopyFromSurfaceControl(JNIEnv* env, jclass clazz, jlong surfaceControlNativeObj) {
    sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl *>(surfaceControlNativeObj));
    if (surface == nullptr) {
        return 0;
    }

    sp<SurfaceControl> newSurface = new SurfaceControl(surface);
    newSurface->incStrong((void *)nativeCreate);
    return reinterpret_cast<jlong>(newSurface.get());
}

static void nativeWriteToParcel(JNIEnv* env, jclass clazz,
        jlong nativeObject, jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel == NULL) {
        doThrowNPE(env);
        return;
    }
    SurfaceControl* const self = reinterpret_cast<SurfaceControl *>(nativeObject);
    if (self != nullptr) {
        self->writeToParcel(*parcel);
    }
}

static jboolean nativeGetDisplayBrightnessSupport(JNIEnv* env, jclass clazz,
        jobject displayTokenObject) {
    sp<IBinder> displayToken(ibinderForJavaObject(env, displayTokenObject));
    if (displayToken == nullptr) {
        return JNI_FALSE;
    }
    return static_cast<jboolean>(SurfaceComposerClient::getDisplayBrightnessSupport(displayToken));
}

static jboolean nativeSetDisplayBrightness(JNIEnv* env, jclass clazz, jobject displayTokenObject,
                                           jfloat sdrBrightness, jfloat sdrBrightnessNits,
                                           jfloat displayBrightness, jfloat displayBrightnessNits) {
    sp<IBinder> displayToken(ibinderForJavaObject(env, displayTokenObject));
    if (displayToken == nullptr) {
        return JNI_FALSE;
    }
    gui::DisplayBrightness brightness;
    brightness.sdrWhitePoint = sdrBrightness;
    brightness.sdrWhitePointNits = sdrBrightnessNits;
    brightness.displayBrightness = displayBrightness;
    brightness.displayBrightnessNits = displayBrightnessNits;
    status_t error = SurfaceComposerClient::setDisplayBrightness(displayToken, brightness);
    return error == OK ? JNI_TRUE : JNI_FALSE;
}

static void nativeWriteTransactionToParcel(JNIEnv* env, jclass clazz, jlong nativeObject,
        jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel == NULL) {
        doThrowNPE(env);
        return;
    }
    SurfaceComposerClient::Transaction* const self =
            reinterpret_cast<SurfaceComposerClient::Transaction *>(nativeObject);
    if (self != nullptr) {
        self->writeToParcel(parcel);
    }
}

static void nativeClearTransaction(JNIEnv* env, jclass clazz, jlong nativeObject) {
    SurfaceComposerClient::Transaction* const self =
            reinterpret_cast<SurfaceComposerClient::Transaction*>(nativeObject);
    if (self != nullptr) {
        self->clear();
    }
}

static jlong nativeReadTransactionFromParcel(JNIEnv* env, jclass clazz, jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel == NULL) {
        doThrowNPE(env);
        return 0;
    }
    std::unique_ptr<SurfaceComposerClient::Transaction> transaction =
            SurfaceComposerClient::Transaction::createFromParcel(parcel);

    return reinterpret_cast<jlong>(transaction.release());
}

static jlong nativeMirrorSurface(JNIEnv* env, jclass clazz, jlong mirrorOfObj) {
    sp<SurfaceComposerClient> client = SurfaceComposerClient::getDefault();
    SurfaceControl *mirrorOf = reinterpret_cast<SurfaceControl*>(mirrorOfObj);
    sp<SurfaceControl> surface = client->mirrorSurface(mirrorOf);

    surface->incStrong((void *)nativeCreate);
    return reinterpret_cast<jlong>(surface.get());
}

static void nativeSetGlobalShadowSettings(JNIEnv* env, jclass clazz, jfloatArray jAmbientColor,
        jfloatArray jSpotColor, jfloat lightPosY, jfloat lightPosZ, jfloat lightRadius) {
    sp<SurfaceComposerClient> client = SurfaceComposerClient::getDefault();

    float* floatAmbientColor = env->GetFloatArrayElements(jAmbientColor, 0);
    half4 ambientColor = half4(floatAmbientColor[0], floatAmbientColor[1], floatAmbientColor[2],
            floatAmbientColor[3]);
    env->ReleaseFloatArrayElements(jAmbientColor, floatAmbientColor, 0);

    float* floatSpotColor = env->GetFloatArrayElements(jSpotColor, 0);
    half4 spotColor = half4(floatSpotColor[0], floatSpotColor[1], floatSpotColor[2],
            floatSpotColor[3]);
    env->ReleaseFloatArrayElements(jSpotColor, floatSpotColor, 0);

    client->setGlobalShadowSettings(ambientColor, spotColor, lightPosY, lightPosZ, lightRadius);
}

static jlong nativeGetHandle(JNIEnv* env, jclass clazz, jlong nativeObject) {
    SurfaceControl *surfaceControl = reinterpret_cast<SurfaceControl*>(nativeObject);
    return reinterpret_cast<jlong>(surfaceControl->getHandle().get());
}

static void nativeSetFocusedWindow(JNIEnv* env, jclass clazz, jlong transactionObj,
                                   jobject toTokenObj, jstring windowNameJstr,
                                   jobject focusedTokenObj, jstring focusedWindowNameJstr,
                                   jint displayId) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
    if (toTokenObj == NULL) return;

    sp<IBinder> toToken(ibinderForJavaObject(env, toTokenObj));
    sp<IBinder> focusedToken;
    if (focusedTokenObj != NULL) {
        focusedToken = ibinderForJavaObject(env, focusedTokenObj);
    }

    FocusRequest request;
    request.token = toToken;
    if (windowNameJstr != NULL) {
        ScopedUtfChars windowName(env, windowNameJstr);
        request.windowName = windowName.c_str();
    }

    request.focusedToken = focusedToken;
    if (focusedWindowNameJstr != NULL) {
        ScopedUtfChars focusedWindowName(env, focusedWindowNameJstr);
        request.focusedWindowName = focusedWindowName.c_str();
    }
    request.timestamp = systemTime(SYSTEM_TIME_MONOTONIC);
    request.displayId = displayId;
    transaction->setFocusedWindow(request);
}

static void nativeSetFrameTimelineVsync(JNIEnv* env, jclass clazz, jlong transactionObj,
                                        jlong frameTimelineVsyncId) {
    auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);

    transaction->setFrameTimelineInfo(
            {frameTimelineVsyncId, android::os::IInputConstants::INVALID_INPUT_EVENT_ID});
}

class JankDataListenerWrapper : public JankDataListener {
public:
    JankDataListenerWrapper(JNIEnv* env, jobject onJankDataListenerObject) {
        mOnJankDataListenerWeak = env->NewWeakGlobalRef(onJankDataListenerObject);
        env->GetJavaVM(&mVm);
    }

    ~JankDataListenerWrapper() {
        JNIEnv* env = getEnv();
        env->DeleteWeakGlobalRef(mOnJankDataListenerWeak);
    }

    void onJankDataAvailable(const std::vector<JankData>& jankData) {
        JNIEnv* env = getEnv();

        jobject target = env->NewLocalRef(mOnJankDataListenerWeak);
        if (target == nullptr) return;

        jobjectArray jJankDataArray = env->NewObjectArray(jankData.size(),
                gJankDataClassInfo.clazz, nullptr);
        for (int i = 0; i < jankData.size(); i++) {
            jobject jJankData = env->NewObject(gJankDataClassInfo.clazz,
                    gJankDataClassInfo.ctor, jankData[i].frameVsyncId, jankData[i].jankType);
            env->SetObjectArrayElement(jJankDataArray, i, jJankData);
            env->DeleteLocalRef(jJankData);
        }
        env->CallVoidMethod(target,
                gJankDataListenerClassInfo.onJankDataAvailable,
                jJankDataArray);
        env->DeleteLocalRef(jJankDataArray);
        env->DeleteLocalRef(target);
    }

private:

    JNIEnv* getEnv() {
        JNIEnv* env;
        mVm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6);
        return env;
    }

    JavaVM* mVm;
    jobject mOnJankDataListenerWeak;
};

static void nativeAddJankDataListener(JNIEnv* env, jclass clazz,
                                       jlong jankDataCallbackListenerPtr,
                                       jlong nativeSurfaceControl) {
    sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl *>(nativeSurfaceControl));
    if (surface == nullptr) {
        return;
    }
    sp<JankDataListenerWrapper> wrapper =
            reinterpret_cast<JankDataListenerWrapper*>(jankDataCallbackListenerPtr);
    TransactionCompletedListener::getInstance()->addJankListener(wrapper, surface);
}

static void nativeRemoveJankDataListener(JNIEnv* env, jclass clazz,
                                          jlong jankDataCallbackListenerPtr) {
    sp<JankDataListenerWrapper> wrapper =
            reinterpret_cast<JankDataListenerWrapper*>(jankDataCallbackListenerPtr);
    TransactionCompletedListener::getInstance()->removeJankListener(wrapper);
}

static jlong nativeCreateJankDataListenerWrapper(JNIEnv* env, jclass clazz,
                                                 jobject jankDataListenerObject) {
    return reinterpret_cast<jlong>(
            new JankDataListenerWrapper(env, jankDataListenerObject));
}

static jint nativeGetGPUContextPriority(JNIEnv* env, jclass clazz) {
    return static_cast<jint>(SurfaceComposerClient::getGPUContextPriority());
}

static void nativeSetTransformHint(JNIEnv* env, jclass clazz, jlong nativeSurfaceControl,
                                   jint transformHint) {
    sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl*>(nativeSurfaceControl));
    if (surface == nullptr) {
        return;
    }
    surface->setTransformHint(
            ui::Transform::toRotationFlags(static_cast<ui::Rotation>(transformHint)));
}

static jint nativeGetTransformHint(JNIEnv* env, jclass clazz, jlong nativeSurfaceControl) {
    sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl*>(nativeSurfaceControl));
    ui::Transform::RotationFlags transformHintRotationFlags =
            static_cast<ui::Transform::RotationFlags>(surface->getTransformHint());

    return toRotationInt(ui::Transform::toRotation((transformHintRotationFlags)));
}

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

static const JNINativeMethod sSurfaceControlMethods[] = {
        // clang-format off
    {"nativeCreate", "(Landroid/view/SurfaceSession;Ljava/lang/String;IIIIJLandroid/os/Parcel;)J",
            (void*)nativeCreate },
    {"nativeReadFromParcel", "(Landroid/os/Parcel;)J",
            (void*)nativeReadFromParcel },
    {"nativeCopyFromSurfaceControl", "(J)J" ,
            (void*)nativeCopyFromSurfaceControl },
    {"nativeWriteToParcel", "(JLandroid/os/Parcel;)V",
            (void*)nativeWriteToParcel },
    {"nativeRelease", "(J)V",
            (void*)nativeRelease },
    {"nativeDisconnect", "(J)V",
            (void*)nativeDisconnect },
    {"nativeUpdateDefaultBufferSize", "(JII)V",
            (void*)nativeSetDefaultBufferSize},
    {"nativeCreateTransaction", "()J",
            (void*)nativeCreateTransaction },
    {"nativeApplyTransaction", "(JZ)V",
            (void*)nativeApplyTransaction },
    {"nativeGetNativeTransactionFinalizer", "()J",
            (void*)nativeGetNativeTransactionFinalizer },
    {"nativeMergeTransaction", "(JJ)V",
            (void*)nativeMergeTransaction },
    {"nativeSetAnimationTransaction", "(J)V",
            (void*)nativeSetAnimationTransaction },
    {"nativeSetEarlyWakeupStart", "(J)V",
            (void*)nativeSetEarlyWakeupStart },
    {"nativeSetEarlyWakeupEnd", "(J)V",
            (void*)nativeSetEarlyWakeupEnd },
    {"nativeSetLayer", "(JJI)V",
            (void*)nativeSetLayer },
    {"nativeSetRelativeLayer", "(JJJI)V",
            (void*)nativeSetRelativeLayer },
    {"nativeSetPosition", "(JJFF)V",
            (void*)nativeSetPosition },
    {"nativeSetSize", "(JJII)V",
            (void*)nativeSetSize },
    {"nativeSetTransparentRegionHint", "(JJLandroid/graphics/Region;)V",
            (void*)nativeSetTransparentRegionHint },
    {"nativeSetAlpha", "(JJF)V",
            (void*)nativeSetAlpha },
    {"nativeSetColor", "(JJ[F)V",
            (void*)nativeSetColor },
    {"nativeSetMatrix", "(JJFFFF)V",
            (void*)nativeSetMatrix },
    {"nativeSetColorTransform", "(JJ[F[F)V",
            (void*)nativeSetColorTransform },
    {"nativeSetColorSpaceAgnostic", "(JJZ)V",
            (void*)nativeSetColorSpaceAgnostic },
    {"nativeSetFlags", "(JJII)V",
            (void*)nativeSetFlags },
    {"nativeSetFrameRateSelectionPriority", "(JJI)V",
            (void*)nativeSetFrameRateSelectionPriority },
    {"nativeSetWindowCrop", "(JJIIII)V",
            (void*)nativeSetWindowCrop },
    {"nativeSetCornerRadius", "(JJF)V",
            (void*)nativeSetCornerRadius },
    {"nativeSetBackgroundBlurRadius", "(JJI)V",
            (void*)nativeSetBackgroundBlurRadius },
    {"nativeSetLayerStack", "(JJI)V",
            (void*)nativeSetLayerStack },
    {"nativeSetBlurRegions", "(JJ[[FI)V",
            (void*)nativeSetBlurRegions },
    {"nativeSetStretchEffect", "(JJFFFFFFFFFF)V",
            (void*) nativeSetStretchEffect },
    {"nativeSetShadowRadius", "(JJF)V",
            (void*)nativeSetShadowRadius },
    {"nativeSetFrameRate", "(JJFII)V",
            (void*)nativeSetFrameRate },
    {"nativeAcquireFrameRateFlexibilityToken", "()J",
            (void*)nativeAcquireFrameRateFlexibilityToken },
    {"nativeReleaseFrameRateFlexibilityToken", "(J)V",
            (void*)nativeReleaseFrameRateFlexibilityToken },
    {"nativeGetPhysicalDisplayIds", "()[J",
            (void*)nativeGetPhysicalDisplayIds },
    {"nativeGetPhysicalDisplayToken", "(J)Landroid/os/IBinder;",
            (void*)nativeGetPhysicalDisplayToken },
    {"nativeCreateDisplay", "(Ljava/lang/String;Z)Landroid/os/IBinder;",
            (void*)nativeCreateDisplay },
    {"nativeDestroyDisplay", "(Landroid/os/IBinder;)V",
            (void*)nativeDestroyDisplay },
    {"nativeSetDisplaySurface", "(JLandroid/os/IBinder;J)V",
            (void*)nativeSetDisplaySurface },
    {"nativeSetDisplayLayerStack", "(JLandroid/os/IBinder;I)V",
            (void*)nativeSetDisplayLayerStack },
    {"nativeSetDisplayFlags", "(JLandroid/os/IBinder;I)V",
            (void*)nativeSetDisplayFlags },
    {"nativeSetDisplayProjection", "(JLandroid/os/IBinder;IIIIIIIII)V",
            (void*)nativeSetDisplayProjection },
    {"nativeSetDisplaySize", "(JLandroid/os/IBinder;II)V",
            (void*)nativeSetDisplaySize },
    {"nativeGetStaticDisplayInfo",
            "(Landroid/os/IBinder;)Landroid/view/SurfaceControl$StaticDisplayInfo;",
            (void*)nativeGetStaticDisplayInfo },
    {"nativeGetDynamicDisplayInfo",
            "(Landroid/os/IBinder;)Landroid/view/SurfaceControl$DynamicDisplayInfo;",
            (void*)nativeGetDynamicDisplayInfo },
    {"nativeSetDesiredDisplayModeSpecs",
            "(Landroid/os/IBinder;Landroid/view/SurfaceControl$DesiredDisplayModeSpecs;)Z",
            (void*)nativeSetDesiredDisplayModeSpecs },
    {"nativeGetDesiredDisplayModeSpecs",
            "(Landroid/os/IBinder;)Landroid/view/SurfaceControl$DesiredDisplayModeSpecs;",
            (void*)nativeGetDesiredDisplayModeSpecs },
    {"nativeGetDisplayNativePrimaries",
            "(Landroid/os/IBinder;)Landroid/view/SurfaceControl$DisplayPrimaries;",
            (void*)nativeGetDisplayNativePrimaries },
    {"nativeSetActiveColorMode", "(Landroid/os/IBinder;I)Z",
            (void*)nativeSetActiveColorMode},
    {"nativeSetAutoLowLatencyMode", "(Landroid/os/IBinder;Z)V",
            (void*)nativeSetAutoLowLatencyMode },
    {"nativeSetGameContentType", "(Landroid/os/IBinder;Z)V",
            (void*)nativeSetGameContentType },
    {"nativeGetCompositionDataspaces", "()[I",
            (void*)nativeGetCompositionDataspaces},
    {"nativeOverrideHdrTypes", "(Landroid/os/IBinder;[I)V",
                (void*)nativeOverrideHdrTypes },
    {"nativeClearContentFrameStats", "(J)Z",
            (void*)nativeClearContentFrameStats },
    {"nativeGetContentFrameStats", "(JLandroid/view/WindowContentFrameStats;)Z",
            (void*)nativeGetContentFrameStats },
    {"nativeClearAnimationFrameStats", "()Z",
            (void*)nativeClearAnimationFrameStats },
    {"nativeGetAnimationFrameStats", "(Landroid/view/WindowAnimationFrameStats;)Z",
            (void*)nativeGetAnimationFrameStats },
    {"nativeSetDisplayPowerMode", "(Landroid/os/IBinder;I)V",
            (void*)nativeSetDisplayPowerMode },
    {"nativeGetProtectedContentSupport", "()Z",
            (void*)nativeGetProtectedContentSupport },
    {"nativeReparent", "(JJJ)V",
            (void*)nativeReparent },
    {"nativeCaptureDisplay",
            "(Landroid/view/SurfaceControl$DisplayCaptureArgs;Landroid/view/SurfaceControl$ScreenCaptureListener;)I",
            (void*)nativeCaptureDisplay },
    {"nativeCaptureLayers",
            "(Landroid/view/SurfaceControl$LayerCaptureArgs;Landroid/view/SurfaceControl$ScreenCaptureListener;)I",
            (void*)nativeCaptureLayers },
    {"nativeSetInputWindowInfo", "(JJLandroid/view/InputWindowHandle;)V",
            (void*)nativeSetInputWindowInfo },
    {"nativeSetMetadata", "(JJILandroid/os/Parcel;)V",
            (void*)nativeSetMetadata },
    {"nativeGetDisplayedContentSamplingAttributes",
            "(Landroid/os/IBinder;)Landroid/hardware/display/DisplayedContentSamplingAttributes;",
            (void*)nativeGetDisplayedContentSamplingAttributes },
    {"nativeSetDisplayedContentSamplingEnabled", "(Landroid/os/IBinder;ZII)Z",
            (void*)nativeSetDisplayedContentSamplingEnabled },
    {"nativeGetDisplayedContentSample",
            "(Landroid/os/IBinder;JJ)Landroid/hardware/display/DisplayedContentSample;",
            (void*)nativeGetDisplayedContentSample },
    {"nativeSetGeometry", "(JJLandroid/graphics/Rect;Landroid/graphics/Rect;J)V",
            (void*)nativeSetGeometry },
    {"nativeSetBuffer", "(JJLandroid/graphics/GraphicBuffer;)V",
            (void*)nativeSetBuffer },
    {"nativeSetColorSpace", "(JJI)V",
            (void*)nativeSetColorSpace },
    {"nativeSyncInputWindows", "(J)V",
            (void*)nativeSyncInputWindows },
    {"nativeGetDisplayBrightnessSupport", "(Landroid/os/IBinder;)Z",
            (void*)nativeGetDisplayBrightnessSupport },
    {"nativeSetDisplayBrightness", "(Landroid/os/IBinder;FFFF)Z",
            (void*)nativeSetDisplayBrightness },
    {"nativeReadTransactionFromParcel", "(Landroid/os/Parcel;)J",
            (void*)nativeReadTransactionFromParcel },
    {"nativeWriteTransactionToParcel", "(JLandroid/os/Parcel;)V",
            (void*)nativeWriteTransactionToParcel },
    {"nativeClearTransaction", "(J)V",
            (void*)nativeClearTransaction },
    {"nativeMirrorSurface", "(J)J",
            (void*)nativeMirrorSurface },
    {"nativeSetGlobalShadowSettings", "([F[FFFF)V",
            (void*)nativeSetGlobalShadowSettings },
    {"nativeGetHandle", "(J)J",
            (void*)nativeGetHandle },
    {"nativeSetFixedTransformHint", "(JJI)V",
            (void*)nativeSetFixedTransformHint},
    {"nativeSetFocusedWindow", "(JLandroid/os/IBinder;Ljava/lang/String;Landroid/os/IBinder;Ljava/lang/String;I)V",
            (void*)nativeSetFocusedWindow},
    {"nativeSetFrameTimelineVsync", "(JJ)V",
            (void*)nativeSetFrameTimelineVsync },
    {"nativeAddJankDataListener", "(JJ)V",
            (void*)nativeAddJankDataListener },
    {"nativeRemoveJankDataListener", "(J)V",
            (void*)nativeRemoveJankDataListener },
    {"nativeCreateJankDataListenerWrapper", "(Landroid/view/SurfaceControl$OnJankDataListener;)J",
            (void*)nativeCreateJankDataListenerWrapper },
    {"nativeGetGPUContextPriority", "()I",
            (void*)nativeGetGPUContextPriority },
    {"nativeSetTransformHint", "(JI)V",
            (void*)nativeSetTransformHint },
    {"nativeGetTransformHint", "(J)I",
            (void*)nativeGetTransformHint },
    {"nativeSetTrustedOverlay", "(JJZ)V",
            (void*)nativeSetTrustedOverlay },
    {"nativeSetDropInputMode", "(JJI)V",
             (void*)nativeSetDropInputMode },
        // clang-format on
};

int register_android_view_SurfaceControl(JNIEnv* env)
{
    int err = RegisterMethodsOrDie(env, "android/view/SurfaceControl",
            sSurfaceControlMethods, NELEM(sSurfaceControlMethods));

    jclass integerClass = FindClassOrDie(env, "java/lang/Integer");
    gIntegerClassInfo.clazz = MakeGlobalRefOrDie(env, integerClass);
    gIntegerClassInfo.ctor = GetMethodIDOrDie(env, gIntegerClassInfo.clazz, "<init>", "(I)V");

    jclass infoClazz = FindClassOrDie(env, "android/view/SurfaceControl$StaticDisplayInfo");
    gStaticDisplayInfoClassInfo.clazz = MakeGlobalRefOrDie(env, infoClazz);
    gStaticDisplayInfoClassInfo.ctor = GetMethodIDOrDie(env, infoClazz, "<init>", "()V");
    gStaticDisplayInfoClassInfo.isInternal = GetFieldIDOrDie(env, infoClazz, "isInternal", "Z");
    gStaticDisplayInfoClassInfo.density = GetFieldIDOrDie(env, infoClazz, "density", "F");
    gStaticDisplayInfoClassInfo.secure = GetFieldIDOrDie(env, infoClazz, "secure", "Z");
    gStaticDisplayInfoClassInfo.deviceProductInfo =
            GetFieldIDOrDie(env, infoClazz, "deviceProductInfo",
                            "Landroid/hardware/display/DeviceProductInfo;");

    jclass dynamicInfoClazz = FindClassOrDie(env, "android/view/SurfaceControl$DynamicDisplayInfo");
    gDynamicDisplayInfoClassInfo.clazz = MakeGlobalRefOrDie(env, dynamicInfoClazz);
    gDynamicDisplayInfoClassInfo.ctor = GetMethodIDOrDie(env, dynamicInfoClazz, "<init>", "()V");
    gDynamicDisplayInfoClassInfo.supportedDisplayModes =
            GetFieldIDOrDie(env, dynamicInfoClazz, "supportedDisplayModes",
                            "[Landroid/view/SurfaceControl$DisplayMode;");
    gDynamicDisplayInfoClassInfo.activeDisplayModeId =
            GetFieldIDOrDie(env, dynamicInfoClazz, "activeDisplayModeId", "I");
    gDynamicDisplayInfoClassInfo.supportedColorModes =
            GetFieldIDOrDie(env, dynamicInfoClazz, "supportedColorModes", "[I");
    gDynamicDisplayInfoClassInfo.activeColorMode =
            GetFieldIDOrDie(env, dynamicInfoClazz, "activeColorMode", "I");
    gDynamicDisplayInfoClassInfo.hdrCapabilities =
            GetFieldIDOrDie(env, dynamicInfoClazz, "hdrCapabilities",
                            "Landroid/view/Display$HdrCapabilities;");
    gDynamicDisplayInfoClassInfo.autoLowLatencyModeSupported =
            GetFieldIDOrDie(env, dynamicInfoClazz, "autoLowLatencyModeSupported", "Z");
    gDynamicDisplayInfoClassInfo.gameContentTypeSupported =
            GetFieldIDOrDie(env, dynamicInfoClazz, "gameContentTypeSupported", "Z");

    jclass modeClazz = FindClassOrDie(env, "android/view/SurfaceControl$DisplayMode");
    gDisplayModeClassInfo.clazz = MakeGlobalRefOrDie(env, modeClazz);
    gDisplayModeClassInfo.ctor = GetMethodIDOrDie(env, modeClazz, "<init>", "()V");
    gDisplayModeClassInfo.id = GetFieldIDOrDie(env, modeClazz, "id", "I");
    gDisplayModeClassInfo.width = GetFieldIDOrDie(env, modeClazz, "width", "I");
    gDisplayModeClassInfo.height = GetFieldIDOrDie(env, modeClazz, "height", "I");
    gDisplayModeClassInfo.xDpi = GetFieldIDOrDie(env, modeClazz, "xDpi", "F");
    gDisplayModeClassInfo.yDpi = GetFieldIDOrDie(env, modeClazz, "yDpi", "F");
    gDisplayModeClassInfo.refreshRate = GetFieldIDOrDie(env, modeClazz, "refreshRate", "F");
    gDisplayModeClassInfo.appVsyncOffsetNanos =
            GetFieldIDOrDie(env, modeClazz, "appVsyncOffsetNanos", "J");
    gDisplayModeClassInfo.presentationDeadlineNanos =
            GetFieldIDOrDie(env, modeClazz, "presentationDeadlineNanos", "J");
    gDisplayModeClassInfo.group = GetFieldIDOrDie(env, modeClazz, "group", "I");

    jclass rectClazz = FindClassOrDie(env, "android/graphics/Rect");
    gRectClassInfo.bottom = GetFieldIDOrDie(env, rectClazz, "bottom", "I");
    gRectClassInfo.left =   GetFieldIDOrDie(env, rectClazz, "left", "I");
    gRectClassInfo.right =  GetFieldIDOrDie(env, rectClazz, "right", "I");
    gRectClassInfo.top =    GetFieldIDOrDie(env, rectClazz, "top", "I");

    jclass frameStatsClazz = FindClassOrDie(env, "android/view/FrameStats");
    jfieldID undefined_time_nano_field = GetStaticFieldIDOrDie(env,
            frameStatsClazz, "UNDEFINED_TIME_NANO", "J");
    nsecs_t undefined_time_nano = env->GetStaticLongField(frameStatsClazz, undefined_time_nano_field);

    jclass contFrameStatsClazz = FindClassOrDie(env, "android/view/WindowContentFrameStats");
    gWindowContentFrameStatsClassInfo.init = GetMethodIDOrDie(env,
            contFrameStatsClazz, "init", "(J[J[J[J)V");
    gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO = undefined_time_nano;

    jclass animFrameStatsClazz = FindClassOrDie(env, "android/view/WindowAnimationFrameStats");
    gWindowAnimationFrameStatsClassInfo.init =  GetMethodIDOrDie(env,
            animFrameStatsClazz, "init", "(J[J)V");
    gWindowAnimationFrameStatsClassInfo.UNDEFINED_TIME_NANO = undefined_time_nano;

    jclass hdrCapabilitiesClazz = FindClassOrDie(env, "android/view/Display$HdrCapabilities");
    gHdrCapabilitiesClassInfo.clazz = MakeGlobalRefOrDie(env, hdrCapabilitiesClazz);
    gHdrCapabilitiesClassInfo.ctor = GetMethodIDOrDie(env, hdrCapabilitiesClazz, "<init>",
            "([IFFF)V");

    jclass deviceProductInfoClazz =
            FindClassOrDie(env, "android/hardware/display/DeviceProductInfo");
    gDeviceProductInfoClassInfo.clazz = MakeGlobalRefOrDie(env, deviceProductInfoClazz);
    gDeviceProductInfoClassInfo.ctor =
            GetMethodIDOrDie(env, deviceProductInfoClazz, "<init>",
                             "(Ljava/lang/String;"
                             "Ljava/lang/String;"
                             "Ljava/lang/String;"
                             "Ljava/lang/Integer;"
                             "Landroid/hardware/display/DeviceProductInfo$ManufactureDate;"
                             "I)V");

    jclass deviceProductInfoManufactureDateClazz =
            FindClassOrDie(env, "android/hardware/display/DeviceProductInfo$ManufactureDate");
    gDeviceProductInfoManufactureDateClassInfo.clazz =
            MakeGlobalRefOrDie(env, deviceProductInfoManufactureDateClazz);
    gDeviceProductInfoManufactureDateClassInfo.ctor =
            GetMethodIDOrDie(env, deviceProductInfoManufactureDateClazz, "<init>",
                             "(Ljava/lang/Integer;Ljava/lang/Integer;)V");

    jclass screenshotGraphicsBufferClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$ScreenshotHardwareBuffer");
    gScreenshotHardwareBufferClassInfo.clazz =
            MakeGlobalRefOrDie(env, screenshotGraphicsBufferClazz);
    gScreenshotHardwareBufferClassInfo.builder =
            GetStaticMethodIDOrDie(env, screenshotGraphicsBufferClazz, "createFromNative",
                                   "(Landroid/hardware/HardwareBuffer;IZ)Landroid/view/"
                                   "SurfaceControl$ScreenshotHardwareBuffer;");

    jclass displayedContentSampleClazz = FindClassOrDie(env,
            "android/hardware/display/DisplayedContentSample");
    gDisplayedContentSampleClassInfo.clazz = MakeGlobalRefOrDie(env, displayedContentSampleClazz);
    gDisplayedContentSampleClassInfo.ctor = GetMethodIDOrDie(env,
            displayedContentSampleClazz, "<init>", "(J[J[J[J[J)V");

    jclass displayedContentSamplingAttributesClazz = FindClassOrDie(env,
            "android/hardware/display/DisplayedContentSamplingAttributes");
    gDisplayedContentSamplingAttributesClassInfo.clazz = MakeGlobalRefOrDie(env,
            displayedContentSamplingAttributesClazz);
    gDisplayedContentSamplingAttributesClassInfo.ctor = GetMethodIDOrDie(env,
            displayedContentSamplingAttributesClazz, "<init>", "(III)V");

    jclass cieXyzClazz = FindClassOrDie(env, "android/view/SurfaceControl$CieXyz");
    gCieXyzClassInfo.clazz = MakeGlobalRefOrDie(env, cieXyzClazz);
    gCieXyzClassInfo.ctor = GetMethodIDOrDie(env, gCieXyzClassInfo.clazz, "<init>", "()V");
    gCieXyzClassInfo.X = GetFieldIDOrDie(env, cieXyzClazz, "X", "F");
    gCieXyzClassInfo.Y = GetFieldIDOrDie(env, cieXyzClazz, "Y", "F");
    gCieXyzClassInfo.Z = GetFieldIDOrDie(env, cieXyzClazz, "Z", "F");

    jclass displayPrimariesClazz = FindClassOrDie(env,
            "android/view/SurfaceControl$DisplayPrimaries");
    gDisplayPrimariesClassInfo.clazz = MakeGlobalRefOrDie(env, displayPrimariesClazz);
    gDisplayPrimariesClassInfo.ctor = GetMethodIDOrDie(env, gDisplayPrimariesClassInfo.clazz,
            "<init>", "()V");
    gDisplayPrimariesClassInfo.red = GetFieldIDOrDie(env, displayPrimariesClazz, "red",
            "Landroid/view/SurfaceControl$CieXyz;");
    gDisplayPrimariesClassInfo.green = GetFieldIDOrDie(env, displayPrimariesClazz, "green",
            "Landroid/view/SurfaceControl$CieXyz;");
    gDisplayPrimariesClassInfo.blue = GetFieldIDOrDie(env, displayPrimariesClazz, "blue",
            "Landroid/view/SurfaceControl$CieXyz;");
    gDisplayPrimariesClassInfo.white = GetFieldIDOrDie(env, displayPrimariesClazz, "white",
            "Landroid/view/SurfaceControl$CieXyz;");

    jclass DesiredDisplayModeSpecsClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$DesiredDisplayModeSpecs");
    gDesiredDisplayModeSpecsClassInfo.clazz = MakeGlobalRefOrDie(env, DesiredDisplayModeSpecsClazz);
    gDesiredDisplayModeSpecsClassInfo.ctor =
            GetMethodIDOrDie(env, gDesiredDisplayModeSpecsClassInfo.clazz, "<init>", "(IZFFFF)V");
    gDesiredDisplayModeSpecsClassInfo.defaultMode =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "defaultMode", "I");
    gDesiredDisplayModeSpecsClassInfo.allowGroupSwitching =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "allowGroupSwitching", "Z");
    gDesiredDisplayModeSpecsClassInfo.primaryRefreshRateMin =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "primaryRefreshRateMin", "F");
    gDesiredDisplayModeSpecsClassInfo.primaryRefreshRateMax =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "primaryRefreshRateMax", "F");
    gDesiredDisplayModeSpecsClassInfo.appRequestRefreshRateMin =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "appRequestRefreshRateMin", "F");
    gDesiredDisplayModeSpecsClassInfo.appRequestRefreshRateMax =
            GetFieldIDOrDie(env, DesiredDisplayModeSpecsClazz, "appRequestRefreshRateMax", "F");

    jclass captureArgsClazz = FindClassOrDie(env, "android/view/SurfaceControl$CaptureArgs");
    gCaptureArgsClassInfo.pixelFormat = GetFieldIDOrDie(env, captureArgsClazz, "mPixelFormat", "I");
    gCaptureArgsClassInfo.sourceCrop =
            GetFieldIDOrDie(env, captureArgsClazz, "mSourceCrop", "Landroid/graphics/Rect;");
    gCaptureArgsClassInfo.frameScaleX = GetFieldIDOrDie(env, captureArgsClazz, "mFrameScaleX", "F");
    gCaptureArgsClassInfo.frameScaleY = GetFieldIDOrDie(env, captureArgsClazz, "mFrameScaleY", "F");
    gCaptureArgsClassInfo.captureSecureLayers =
            GetFieldIDOrDie(env, captureArgsClazz, "mCaptureSecureLayers", "Z");
    gCaptureArgsClassInfo.allowProtected =
            GetFieldIDOrDie(env, captureArgsClazz, "mAllowProtected", "Z");
    gCaptureArgsClassInfo.uid = GetFieldIDOrDie(env, captureArgsClazz, "mUid", "J");
    gCaptureArgsClassInfo.grayscale = GetFieldIDOrDie(env, captureArgsClazz, "mGrayscale", "Z");

    jclass displayCaptureArgsClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$DisplayCaptureArgs");
    gDisplayCaptureArgsClassInfo.displayToken =
            GetFieldIDOrDie(env, displayCaptureArgsClazz, "mDisplayToken", "Landroid/os/IBinder;");
    gDisplayCaptureArgsClassInfo.width =
            GetFieldIDOrDie(env, displayCaptureArgsClazz, "mWidth", "I");
    gDisplayCaptureArgsClassInfo.height =
            GetFieldIDOrDie(env, displayCaptureArgsClazz, "mHeight", "I");
    gDisplayCaptureArgsClassInfo.useIdentityTransform =
            GetFieldIDOrDie(env, displayCaptureArgsClazz, "mUseIdentityTransform", "Z");

    jclass layerCaptureArgsClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$LayerCaptureArgs");
    gLayerCaptureArgsClassInfo.layer =
            GetFieldIDOrDie(env, layerCaptureArgsClazz, "mNativeLayer", "J");
    gLayerCaptureArgsClassInfo.excludeLayers =
            GetFieldIDOrDie(env, layerCaptureArgsClazz, "mNativeExcludeLayers", "[J");
    gLayerCaptureArgsClassInfo.childrenOnly =
            GetFieldIDOrDie(env, layerCaptureArgsClazz, "mChildrenOnly", "Z");

    jclass screenCaptureListenerClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$ScreenCaptureListener");
    gScreenCaptureListenerClassInfo.clazz = MakeGlobalRefOrDie(env, screenCaptureListenerClazz);
    gScreenCaptureListenerClassInfo.onScreenCaptureComplete =
            GetMethodIDOrDie(env, screenCaptureListenerClazz, "onScreenCaptureComplete",
                             "(Landroid/view/SurfaceControl$ScreenshotHardwareBuffer;)V");

    jclass jankDataClazz =
                FindClassOrDie(env, "android/view/SurfaceControl$JankData");
    gJankDataClassInfo.clazz = MakeGlobalRefOrDie(env, jankDataClazz);
    gJankDataClassInfo.ctor =
            GetMethodIDOrDie(env, gJankDataClassInfo.clazz, "<init>", "(JI)V");
    jclass onJankDataListenerClazz =
            FindClassOrDie(env, "android/view/SurfaceControl$OnJankDataListener");
    gJankDataListenerClassInfo.clazz = MakeGlobalRefOrDie(env, onJankDataListenerClazz);
    gJankDataListenerClassInfo.onJankDataAvailable =
            GetMethodIDOrDie(env, onJankDataListenerClazz, "onJankDataAvailable",
                             "([Landroid/view/SurfaceControl$JankData;)V");
    return err;
}

} // namespace android