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Commit b2ec9c01 authored by Jayant Chowdhary's avatar Jayant Chowdhary Committed by Android (Google) Code Review
Browse files

Merge "camera (v)ndk: Setup vendor tags if they're not already, while calling... 

Merge "camera (v)ndk: Setup vendor tags if they're not already, while calling getCameraService()" into main
parents c8b63c83 615e1600

camera/ndk/impl/ACameraManager.cpp

+107 −85
Original line number Diff line number Diff line
@@ -170,7 +170,9 @@ sp<hardware::ICameraService> CameraManagerGlobal::getCameraService() { 
}



sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() {

    if (mCameraService.get() == nullptr) {

    if (mCameraService.get() != nullptr) {

        return mCameraService;

    }

    if (CameraUtils::isCameraServiceDisabled()) {

        return mCameraService;

    }
@@ -182,13 +184,13 @@ sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() { 
        ALOGE("%s: Could not get CameraService instance.", __FUNCTION__);

        return nullptr;

    }

    sp<hardware::ICameraService> cameraService = interface_cast<hardware::ICameraService>(binder);

    if (mDeathNotifier == nullptr) {

        mDeathNotifier = new DeathNotifier(this);

        }

        binder->linkToDeath(mDeathNotifier);

        mCameraService = interface_cast<hardware::ICameraService>(binder);

    }



        // Setup looper thread to perfrom availiability callbacks

    // Setup looper thread to perform availability callbacks

    if (mCbLooper == nullptr) {

        mCbLooper = new ALooper;

        mCbLooper->setName("C2N-mgr-looper");
@@ -209,11 +211,12 @@ sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() { 
    }



    // register ICameraServiceListener

    std::vector<hardware::CameraStatus> cameraStatuses{};

    if (mCameraServiceListener == nullptr) {

        mCameraServiceListener = new CameraServiceListener(this);

        cameraService->addListener(mCameraServiceListener, &cameraStatuses);

    }

        std::vector<hardware::CameraStatus> cameraStatuses{};

        mCameraService->addListener(mCameraServiceListener, &cameraStatuses);



    for (auto& c : cameraStatuses) {

        onStatusChangedLocked(c.status, c.deviceId, c.cameraId);
@@ -222,23 +225,45 @@ sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() { 
                                    c.deviceId, c.cameraId, unavailablePhysicalId);

        }

    }



    // setup vendor tags

    if (!setupVendorTags(cameraService)) {

        ALOGE("%s: Vendor tag descriptor cache couldn't be set up", __FUNCTION__);

        return nullptr;

    }



    mCameraService = cameraService;

    ALOGE_IF(mCameraService == nullptr, "no CameraService!?");

    return mCameraService;

}



bool CameraManagerGlobal::setupVendorTags(sp<hardware::ICameraService> &cameraService) {

    sp<VendorTagDescriptor> desc = new VendorTagDescriptor();

        binder::Status ret = mCameraService->getCameraVendorTagDescriptor(/*out*/desc.get());

    binder::Status ret = cameraService->getCameraVendorTagDescriptor(/*out*/desc.get());

    if (!ret.isOk()) {

        if (ret.serviceSpecificErrorCode() ==

            hardware::ICameraService::ERROR_DEPRECATED_HAL) {

            ALOGW("%s: Camera HAL too old; does not support vendor tags",

                    __FUNCTION__);

            VendorTagDescriptor::clearGlobalVendorTagDescriptor();

        } else {

            ALOGE("%s: Failed to get vendor tag descriptors: %s",

                    __FUNCTION__, ret.toString8().c_str());

        }

        return false;

    }



        if (ret.isOk()) {

    if (0 < desc->getTagCount()) {

        status_t err = VendorTagDescriptor::setAsGlobalVendorTagDescriptor(desc);

        if (err != OK) {

            ALOGE("%s: Failed to set vendor tag descriptors, received error %s (%d)",

                    __FUNCTION__, strerror(-err), err);

            return false;

        }

    } else {

        sp<VendorTagDescriptorCache> cache =

                new VendorTagDescriptorCache();

        binder::Status res =

                        mCameraService->getCameraVendorTagCache(

                cameraService->getCameraVendorTagCache(

                        /*out*/cache.get());

        if (res.serviceSpecificErrorCode() ==

                hardware::ICameraService::ERROR_DISCONNECTED) {
@@ -252,25 +277,17 @@ sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() { 
                ALOGE("%s: Failed to set vendor tag cache,"

                        "received error %s (%d)", __FUNCTION__,

                        strerror(-err), err);

                return false;

            }

        } else {

            VendorTagDescriptorCache::clearGlobalVendorTagCache();

            ALOGE("%s: Failed to setup vendor tag cache: %s",

                    __FUNCTION__, res.toString8().c_str());

            return false;

        }

    }

        } else if (ret.serviceSpecificErrorCode() ==

                hardware::ICameraService::ERROR_DEPRECATED_HAL) {

            ALOGW("%s: Camera HAL too old; does not support vendor tags",

                    __FUNCTION__);

            VendorTagDescriptor::clearGlobalVendorTagDescriptor();

        } else {

            ALOGE("%s: Failed to get vendor tag descriptors: %s",

                    __FUNCTION__, ret.toString8().c_str());

        }

    }

    ALOGE_IF(mCameraService == nullptr, "no CameraService!?");

    return mCameraService;



    return true;

}



void CameraManagerGlobal::DeathNotifier::binderDied(const wp<IBinder>&)
@@ -290,6 +307,8 @@ void CameraManagerGlobal::DeathNotifier::binderDied(const wp<IBinder>&) 
                                      key.cameraId);

        }

        cm->mCameraService.clear();

        cm->mCameraServiceListener.clear();

        cm->mDeathNotifier.clear();

        // TODO: consider adding re-connect call here?

    }

}
@@ -398,6 +417,9 @@ void CameraManagerGlobal::registerAvailCallback(const DeviceContext& deviceConte 
bool CameraManagerGlobal::supportsCamera2ApiLocked(const std::string &cameraId) {

    bool camera2Support = false;

    auto cs = getCameraServiceLocked();

    if (cs == nullptr) {

        return false;

    }

    binder::Status serviceRet =

        cs->supportsCameraApi(cameraId,

                hardware::ICameraService::API_VERSION_2, &camera2Support);

camera/ndk/impl/ACameraManager.h

+2 −0
Original line number Diff line number Diff line
@@ -105,6 +105,8 @@ class CameraManagerGlobal final : public RefBase { 
    template <class T>

    void registerAvailCallback(const DeviceContext& deviceContext, const T* callback);



    bool setupVendorTags(sp<hardware::ICameraService> &cameraService);



    class DeathNotifier : public IBinder::DeathRecipient {

      public:

        explicit DeathNotifier(CameraManagerGlobal* cm) : mCameraManager(cm) {}

camera/ndk/ndk_vendor/impl/ACameraManager.cpp

+26 −28
Original line number Diff line number Diff line
@@ -194,11 +194,11 @@ static bool isCameraServiceDisabled() { 
    return (strncmp(value, "0", 2) != 0 && strncasecmp(value, "false", 6) != 0);

}



bool CameraManagerGlobal::setupVendorTags() {

bool CameraManagerGlobal::setupVendorTags(std::shared_ptr<ICameraService> &cameraService) {

    sp<VendorTagDescriptorCache> tagCache = new VendorTagDescriptorCache();

    Status status = Status::NO_ERROR;

    std::vector<ProviderIdAndVendorTagSections> providerIdsAndVts;

    ScopedAStatus remoteRet = mCameraService->getCameraVendorTagSections(&providerIdsAndVts);

    ScopedAStatus remoteRet = cameraService->getCameraVendorTagSections(&providerIdsAndVts);



    if (!remoteRet.isOk()) {

        if (remoteRet.getExceptionCode() == EX_SERVICE_SPECIFIC) {
@@ -261,15 +261,12 @@ std::shared_ptr<ICameraService> CameraManagerGlobal::getCameraService() { 
        ALOGE("%s: Could not get ICameraService instance.", __FUNCTION__);

        return nullptr;

    }



    if (mDeathRecipient.get() == nullptr) {

        mDeathRecipient = ndk::ScopedAIBinder_DeathRecipient(

                AIBinder_DeathRecipient_new(CameraManagerGlobal::binderDeathCallback));

    }

        AIBinder_linkToDeath(cameraService->asBinder().get(),

                             mDeathRecipient.get(), /*cookie=*/ this);



    mCameraService = cameraService;

    }



    // Setup looper thread to perform availability callbacks

    if (mCbLooper == nullptr) {
@@ -291,16 +288,12 @@ std::shared_ptr<ICameraService> CameraManagerGlobal::getCameraService() { 
        mCbLooper->registerHandler(mHandler);

    }



    std::vector<CameraStatusAndId> cameraStatuses;

    // register ICameraServiceListener

    if (mCameraServiceListener == nullptr) {

        mCameraServiceListener = ndk::SharedRefBase::make<CameraServiceListener>(weak_from_this());

    }



    std::vector<CameraStatusAndId> cameraStatuses;

    Status status = Status::NO_ERROR;

    ScopedAStatus remoteRet = mCameraService->addListener(mCameraServiceListener,

        ScopedAStatus remoteRet = cameraService->addListener(mCameraServiceListener,

                                                            &cameraStatuses);



        if (!remoteRet.isOk()) {

            if (remoteRet.getExceptionCode() == EX_SERVICE_SPECIFIC) {

                Status errStatus = static_cast<Status>(remoteRet.getServiceSpecificError());
@@ -310,13 +303,9 @@ std::shared_ptr<ICameraService> CameraManagerGlobal::getCameraService() { 
                ALOGE("%s: Transaction failed when adding listener to camera service: %d",

                    __FUNCTION__, remoteRet.getExceptionCode());

            }

    }



    // Setup vendor tags

    if (!setupVendorTags()) {

        ALOGE("Unable to set up vendor tags");

            return nullptr;

        }

    }



    for (auto& csi: cameraStatuses){

        onStatusChangedLocked(csi.deviceStatus, csi.cameraId);
@@ -326,6 +315,13 @@ std::shared_ptr<ICameraService> CameraManagerGlobal::getCameraService() { 
                                  csi.cameraId, unavailablePhysicalId);

        }

    }



   // Setup vendor tags

    if (!setupVendorTags(cameraService)) {

        ALOGE("Unable to set up vendor tags");

        return nullptr;

    }

    mCameraService = cameraService;

    return mCameraService;

}
@@ -346,6 +342,8 @@ void CameraManagerGlobal::binderDeathCallback(void* /*cookie*/) { 
        instance->onStatusChangedLocked(deviceStatus, cameraId);

    }

    instance->mCameraService.reset();

    instance->mDeathRecipient.release();

    instance->mCameraServiceListener.reset();

    // TODO: consider adding re-connect call here?

}

camera/ndk/ndk_vendor/impl/ACameraManager.h

+1 −1
Original line number Diff line number Diff line
@@ -188,7 +188,7 @@ class CameraManagerGlobal final: public std::enable_shared_from_this<CameraManag 
                         const std::string &physicalCameraId);

    void onStatusChangedLocked(const CameraDeviceStatus &status, const std::string &cameraId,

                               const std::string &physicalCameraId);

    bool setupVendorTags();

    bool setupVendorTags(std::shared_ptr<ICameraService> &cameraService);



    // Utils for status

    static bool validStatus(CameraDeviceStatus status);