diff --git a/camera/ndk/Android.mk b/camera/ndk/Android.mk
new file mode 100644
index 0000000..b693995
--- /dev/null
+++ b/camera/ndk/Android.mk
@@ -0,0 +1,52 @@
+#
+# Copyright (C) 2015 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.
+#
+
+LOCAL_PATH:= $(call my-dir)
+
+ifneq ($(TARGET_BUILD_PDK), true)
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:=               \
+    NdkCameraManager.cpp        \
+    NdkCameraMetadata.cpp       \
+    NdkCameraDevice.cpp         \
+    NdkCaptureRequest.cpp       \
+    NdkCameraCaptureSession.cpp \
+    impl/ACameraManager.cpp     \
+    impl/ACameraMetadata.cpp    \
+    impl/ACameraDevice.cpp      \
+
+LOCAL_MODULE:= libcamera2ndk
+
+LOCAL_C_INCLUDES := \
+    system/media/camera/include \
+    frameworks/av/include/camera/ndk
+
+LOCAL_CFLAGS += -fvisibility=hidden -D EXPORT='__attribute__ ((visibility ("default")))'
+
+LOCAL_SHARED_LIBRARIES := \
+    libbinder \
+    liblog \
+    libutils \
+    libandroid_runtime \
+    libcamera_client \
+    libstagefright_foundation \
+    libcutils \
+
+include $(BUILD_SHARED_LIBRARY)
+
+endif
diff --git a/camera/ndk/NdkCameraCaptureSession.cpp b/camera/ndk/NdkCameraCaptureSession.cpp
new file mode 100644
index 0000000..26380c4
--- /dev/null
+++ b/camera/ndk/NdkCameraCaptureSession.cpp
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "NdkCameraCaptureSession"
+#define ATRACE_TAG ATRACE_TAG_CAMERA
+
+#include <utils/Log.h>
+#include <utils/Mutex.h>
+#include <utils/StrongPointer.h>
+#include <utils/Trace.h>
+
+#include "NdkCameraDevice.h"
+
+using namespace android;
+
+EXPORT
+camera_status_t ACameraCaptureSession_close(ACameraCaptureSession*) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraCaptureSession_getDevice(
+        ACameraCaptureSession*, ACameraDevice **device) {
+    ATRACE_CALL();
+    // Make sure don't do return garbage if device has been closed
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraCaptureSession_capture(
+        ACameraCaptureSession*, /*optional*/ACameraCaptureSession_captureCallbacks*,
+        int numRequests, const ACaptureRequest* requests) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraCaptureSession_setRepeatingRequest(
+        ACameraCaptureSession*, /*optional*/ACameraCaptureSession_captureCallbacks*,
+        int numRequests, const ACaptureRequest* requests) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraCaptureSession_stopRepeating(ACameraCaptureSession*) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraCaptureSession_abortCaptures(ACameraCaptureSession*) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
diff --git a/camera/ndk/NdkCameraDevice.cpp b/camera/ndk/NdkCameraDevice.cpp
new file mode 100644
index 0000000..c747c1b
--- /dev/null
+++ b/camera/ndk/NdkCameraDevice.cpp
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "NdkCameraDevice"
+#define ATRACE_TAG ATRACE_TAG_CAMERA
+
+#include <utils/Log.h>
+#include <utils/Trace.h>
+
+#include <NdkCameraDevice.h>
+#include "impl/ACameraDevice.h"
+
+using namespace android;
+
+EXPORT
+camera_status_t ACameraDevice_close(ACameraDevice* device) {
+    ATRACE_CALL();
+    if (device == nullptr) {
+        ALOGE("%s: invalid argument! device is null", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    delete device;
+    return ACAMERA_OK;
+}
+
+EXPORT
+const char* ACameraDevice_getId(const ACameraDevice* device) {
+    ATRACE_CALL();
+    if (device == nullptr) {
+        ALOGE("%s: invalid argument! device is null", __FUNCTION__);
+        return nullptr;
+    }
+    return device->getId();
+}
+
+EXPORT
+camera_status_t ACameraDevice_createCaptureRequest(
+        const ACameraDevice* device,
+        ACameraDevice_request_template templateId,
+        ACaptureRequest** request) {
+    ATRACE_CALL();
+    if (device == nullptr || request == nullptr) {
+        ALOGE("%s: invalid argument! device 0x%p request 0x%p",
+                __FUNCTION__, device, request);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    switch (templateId) {
+        case TEMPLATE_PREVIEW:
+        case TEMPLATE_STILL_CAPTURE:
+        case TEMPLATE_RECORD:
+        case TEMPLATE_VIDEO_SNAPSHOT:
+        case TEMPLATE_ZERO_SHUTTER_LAG:
+        case TEMPLATE_MANUAL:
+            break;
+        default:
+            ALOGE("%s: unknown template ID %d", __FUNCTION__, templateId);
+            return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return device->createCaptureRequest(templateId, request);
+}
+
+struct ACaptureSessionOutputContainer;
+
+struct ACaptureSessionOutput;
+
+EXPORT
+camera_status_t ACaptureSessionOutputContainer_create(/*out*/ACaptureSessionOutputContainer**) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+void ACaptureSessionOutputContainer_free(ACaptureSessionOutputContainer*) {
+    ATRACE_CALL();
+    return;
+}
+
+EXPORT
+camera_status_t ACaptureSessionOutput_create(ANativeWindow*, /*out*/ACaptureSessionOutput**) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+void ACaptureSessionOutput_free(ACaptureSessionOutput*) {
+    ATRACE_CALL();
+    return;
+}
+
+EXPORT
+camera_status_t ACaptureSessionOutputContainer_add(
+        ACaptureSessionOutputContainer*, const ACaptureSessionOutput*) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACaptureSessionOutputContainer_remove(
+        ACaptureSessionOutputContainer*, const ACaptureSessionOutput*) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraDevice_createCaptureSession(
+        ACameraDevice*,
+        const ACaptureSessionOutputContainer*       outputs,
+        const ACameraCaptureSession_stateCallbacks* callbacks) {
+    ATRACE_CALL();
+    return ACAMERA_OK;
+}
diff --git a/camera/ndk/NdkCameraManager.cpp b/camera/ndk/NdkCameraManager.cpp
new file mode 100644
index 0000000..3293af0
--- /dev/null
+++ b/camera/ndk/NdkCameraManager.cpp
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "NdkCameraManager"
+#define ATRACE_TAG ATRACE_TAG_CAMERA
+
+#include <utils/Log.h>
+#include <utils/Trace.h>
+
+#include <NdkCameraManager.h>
+#include "impl/ACameraManager.h"
+
+EXPORT
+ACameraManager* ACameraManager_create() {
+    ATRACE_CALL();
+    return new ACameraManager();
+}
+
+EXPORT
+void ACameraManager_delete(ACameraManager* manager) {
+    ATRACE_CALL();
+    if (manager != nullptr) {
+        delete manager;
+    }
+}
+
+EXPORT
+camera_status_t ACameraManager_getCameraIdList(
+        ACameraManager* manager, ACameraIdList** cameraIdList) {
+    ATRACE_CALL();
+    if (manager == nullptr || cameraIdList == nullptr) {
+        ALOGE("%s: invalid argument! manager 0x%p, cameraIdList 0x%p",
+              __FUNCTION__, manager, cameraIdList);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return manager->getCameraIdList(cameraIdList);
+}
+
+EXPORT
+void ACameraManager_deleteCameraIdList(ACameraIdList* cameraIdList) {
+    ATRACE_CALL();
+    if (cameraIdList != nullptr) {
+        ACameraManager::deleteCameraIdList(cameraIdList);
+    }
+}
+
+EXPORT
+camera_status_t ACameraManager_registerAvailabilityCallback(
+        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
+    ATRACE_CALL();
+    if (callback == nullptr) {
+        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
+        ALOGE("%s: invalid argument! callback 0x%p, "
+                "onCameraAvailable 0x%p, onCameraUnavailable 0x%p",
+               __FUNCTION__, callback,
+               callback->onCameraAvailable, callback->onCameraUnavailable);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    CameraManagerGlobal::getInstance().registerAvailabilityCallback(callback);
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraManager_unregisterAvailabilityCallback(
+        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
+    ATRACE_CALL();
+    if (callback == nullptr) {
+        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
+        ALOGE("%s: invalid argument! callback 0x%p, "
+                "onCameraAvailable 0x%p, onCameraUnavailable 0x%p",
+               __FUNCTION__, callback,
+               callback->onCameraAvailable, callback->onCameraUnavailable);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    CameraManagerGlobal::getInstance().unregisterAvailabilityCallback(callback);
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraManager_getCameraCharacteristics(
+        ACameraManager* mgr, const char* cameraId, ACameraMetadata** chars){
+    ATRACE_CALL();
+    if (mgr == nullptr || cameraId == nullptr || chars == nullptr) {
+        ALOGE("%s: invalid argument! mgr 0x%p cameraId 0x%p chars 0x%p",
+                __FUNCTION__, mgr, cameraId, chars);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return mgr->getCameraCharacteristics(cameraId, chars);
+}
+
+EXPORT
+camera_status_t ACameraManager_openCamera(
+        ACameraManager* mgr, const char* cameraId,
+        ACameraDevice_StateCallbacks* callback,
+        /*out*/ACameraDevice** device) {
+    ATRACE_CALL();
+    if (mgr == nullptr || cameraId == nullptr || callback == nullptr || device == nullptr) {
+        ALOGE("%s: invalid argument! mgr 0x%p cameraId 0x%p callback 0x%p device 0x%p",
+                __FUNCTION__, mgr, cameraId, callback, device);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return mgr->openCamera(cameraId, callback, device);
+}
diff --git a/camera/ndk/NdkCameraMetadata.cpp b/camera/ndk/NdkCameraMetadata.cpp
new file mode 100644
index 0000000..9d68c50
--- /dev/null
+++ b/camera/ndk/NdkCameraMetadata.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "NdkCameraMetadata"
+#define ATRACE_TAG ATRACE_TAG_CAMERA
+
+#include <utils/Log.h>
+#include <utils/Trace.h>
+
+#include "NdkCameraMetadata.h"
+#include "impl/ACameraMetadata.h"
+
+using namespace android;
+
+EXPORT
+camera_status_t ACameraMetadata_getConstEntry(
+        const ACameraMetadata* acm, uint32_t tag, ACameraMetadata_const_entry* entry) {
+    ATRACE_CALL();
+    if (acm == nullptr || entry == nullptr) {
+        ALOGE("%s: invalid argument! metadata 0x%p, tag 0x%x, entry 0x%p",
+               __FUNCTION__, acm, tag, entry);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return acm->getConstEntry(tag, entry);
+}
+
+EXPORT
+ACameraMetadata* ACameraMetadata_copy(const ACameraMetadata* src) {
+    ATRACE_CALL();
+    if (src == nullptr) {
+        ALOGE("%s: src is null!", __FUNCTION__);
+        return nullptr;
+    }
+    return new ACameraMetadata(*src);
+}
+
+EXPORT
+void ACameraMetadata_free(ACameraMetadata* metadata) {
+    ATRACE_CALL();
+    if (metadata != nullptr) {
+        delete metadata;
+    }
+}
diff --git a/camera/ndk/NdkCaptureRequest.cpp b/camera/ndk/NdkCaptureRequest.cpp
new file mode 100644
index 0000000..e5f7cf3
--- /dev/null
+++ b/camera/ndk/NdkCaptureRequest.cpp
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "NdkCaptureRequest"
+#define ATRACE_TAG ATRACE_TAG_CAMERA
+
+#include <utils/Log.h>
+#include <utils/Trace.h>
+
+#include "NdkCaptureRequest.h"
+#include "impl/ACameraMetadata.h"
+#include "impl/ACaptureRequest.h"
+
+EXPORT
+camera_status_t ACameraOutputTarget_create(
+        ANativeWindow* window, ACameraOutputTarget** out) {
+    ATRACE_CALL();
+    if (window == nullptr) {
+        ALOGE("%s: Error: input window is null", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    *out = new ACameraOutputTarget(window);
+    return ACAMERA_OK;
+}
+
+EXPORT
+void ACameraOutputTarget_free(ACameraOutputTarget* target) {
+    ATRACE_CALL();
+    if (target != nullptr) {
+        delete target;
+    }
+    return;
+}
+
+EXPORT
+camera_status_t ACaptureRequest_addTarget(
+        ACaptureRequest* req, const ACameraOutputTarget* target) {
+    ATRACE_CALL();
+    if (req == nullptr || req->targets == nullptr || target == nullptr) {
+        ALOGE("%s: Error: invalid input: req 0x%p, req-targets 0x%p, target 0x%p",
+                __FUNCTION__, req, req->targets, target);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    auto pair = req->targets->mOutputs.insert(*target);
+    if (!pair.second) {
+        ALOGW("%s: target 0x%p already exists!", __FUNCTION__, target);
+    }
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACaptureRequest_removeTarget(
+        ACaptureRequest* req, const ACameraOutputTarget* target) {
+    ATRACE_CALL();
+    if (req == nullptr || req->targets == nullptr || target == nullptr) {
+        ALOGE("%s: Error: invalid input: req 0x%p, req-targets 0x%p, target 0x%p",
+                __FUNCTION__, req, req->targets, target);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    req->targets->mOutputs.erase(*target);
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACaptureRequest_getConstEntry(
+        const ACaptureRequest* req, uint32_t tag, ACameraMetadata_const_entry* entry) {
+    ATRACE_CALL();
+    if (req == nullptr || entry == nullptr) {
+        ALOGE("%s: invalid argument! req 0x%p, tag 0x%x, entry 0x%p",
+               __FUNCTION__, req, tag, entry);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    return req->settings->getConstEntry(tag, entry);
+}
+
+#define SET_ENTRY(NAME,NDK_TYPE)                                                        \
+EXPORT                                                                                  \
+camera_status_t ACaptureRequest_setEntry_##NAME(                                        \
+        ACaptureRequest* req, uint32_t tag, uint32_t count, const NDK_TYPE* data) {     \
+    ATRACE_CALL();                                                                      \
+    if (req == nullptr || (count > 0 && data == nullptr)) {                             \
+        ALOGE("%s: invalid argument! req %p, tag 0x%x, count %d, data 0x%p",            \
+               __FUNCTION__, req, tag, count, data);                                    \
+        return ACAMERA_ERROR_INVALID_PARAMETER;                                         \
+    }                                                                                   \
+    return req->settings->update(tag, count, data);                                     \
+}
+
+SET_ENTRY(u8,uint8_t)
+SET_ENTRY(i32,int32_t)
+SET_ENTRY(float,float)
+SET_ENTRY(double,double)
+SET_ENTRY(i64,int64_t)
+SET_ENTRY(rational,ACameraMetadata_rational)
+
+#undef SET_ENTRY
+
+EXPORT
+void ACaptureRequest_free(ACaptureRequest* request) {
+    ATRACE_CALL();
+    if (request == nullptr) {
+        return;
+    }
+    delete request->settings;
+    delete request->targets;
+    delete request;
+    return;
+}
diff --git a/camera/ndk/impl/ACameraDevice.cpp b/camera/ndk/impl/ACameraDevice.cpp
new file mode 100644
index 0000000..0c6f8af
--- /dev/null
+++ b/camera/ndk/impl/ACameraDevice.cpp
@@ -0,0 +1,300 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "ACameraDevice"
+
+#include <inttypes.h>
+#include "ACameraDevice.h"
+#include "ACameraMetadata.h"
+#include "ACaptureRequest.h"
+
+using namespace android;
+
+namespace android {
+// Static member definitions
+const char* CameraDevice::kContextKey   = "Context";
+const char* CameraDevice::kDeviceKey    = "Device";
+const char* CameraDevice::kErrorCodeKey = "ErrorCode";
+const char* CameraDevice::kCallbackKey  = "Callback";
+
+/**
+ * CameraDevice Implementation
+ */
+CameraDevice::CameraDevice(
+        const char* id,
+        ACameraDevice_StateCallbacks* cb,
+        std::unique_ptr<ACameraMetadata> chars,
+        ACameraDevice* wrapper) :
+        mCameraId(id),
+        mAppCallbacks(*cb),
+        mChars(std::move(chars)),
+        mServiceCallback(new ServiceCallback(this)),
+        mWrapper(wrapper),
+        mInError(false),
+        mError(ACAMERA_OK),
+        mIdle(true) {
+    mClosing = false;
+    // Setup looper thread to perfrom device callbacks to app
+    mCbLooper = new ALooper;
+    mCbLooper->setName("C2N-dev-looper");
+    status_t ret = mCbLooper->start(
+            /*runOnCallingThread*/false,
+            /*canCallJava*/       true,
+            PRIORITY_FOREGROUND);
+    mHandler = new CallbackHandler();
+    mCbLooper->registerHandler(mHandler);
+}
+
+CameraDevice::~CameraDevice() {
+    Mutex::Autolock _l(mDeviceLock);
+    if (mCbLooper != nullptr) {
+        mCbLooper->unregisterHandler(mHandler->id());
+        mCbLooper->stop();
+    }
+    mCbLooper.clear();
+    mHandler.clear();
+    if (!isClosed()) {
+        disconnectLocked();
+    }
+}
+
+// TODO: cached created request?
+camera_status_t
+CameraDevice::createCaptureRequest(
+        ACameraDevice_request_template templateId,
+        ACaptureRequest** request) const {
+    Mutex::Autolock _l(mDeviceLock);
+    camera_status_t ret = checkCameraClosedOrErrorLocked();
+    if (ret != ACAMERA_OK) {
+        return ret;
+    }
+    if (mRemote == nullptr) {
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+    CameraMetadata rawRequest;
+    status_t remoteRet = mRemote->createDefaultRequest(templateId, &rawRequest);
+    if (remoteRet == BAD_VALUE) {
+        ALOGW("Create capture request failed! template %d is not supported on this device",
+            templateId);
+        return ACAMERA_ERROR_UNSUPPORTED;
+    } else if (remoteRet != OK) {
+        ALOGE("Create capture request failed! error %d", remoteRet);
+        return ACAMERA_ERROR_UNKNOWN;
+    }
+    ACaptureRequest* outReq = new ACaptureRequest();
+    outReq->settings = new ACameraMetadata(rawRequest.release(), ACameraMetadata::ACM_REQUEST);
+    outReq->targets  = new ACameraOutputTargets();
+    *request = outReq;
+    return ACAMERA_OK;
+}
+
+void
+CameraDevice::disconnectLocked() {
+    if (mClosing.exchange(true)) {
+        // Already closing, just return
+        ALOGW("Camera device %s is already closing.", getId());
+        return;
+    }
+
+    if (mRemote != nullptr) {
+        mRemote->disconnect();
+    }
+    mRemote = nullptr;
+}
+
+void
+CameraDevice::setRemoteDevice(sp<ICameraDeviceUser> remote) {
+    Mutex::Autolock _l(mDeviceLock);
+    mRemote = remote;
+}
+
+camera_status_t
+CameraDevice::checkCameraClosedOrErrorLocked() const {
+    if (mRemote == nullptr) {
+        ALOGE("%s: camera device already closed", __FUNCTION__);
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+    if (mInError) {// triggered by onDeviceError
+        ALOGE("%s: camera device has encountered a serious error", __FUNCTION__);
+        return mError;
+    }
+    return ACAMERA_OK;
+}
+
+void
+CameraDevice::onCaptureErrorLocked(
+        ICameraDeviceCallbacks::CameraErrorCode errorCode,
+        const CaptureResultExtras& resultExtras) {
+    // TODO: implement!
+}
+
+void CameraDevice::CallbackHandler::onMessageReceived(
+        const sp<AMessage> &msg) {
+    switch (msg->what()) {
+        case kWhatOnDisconnected:
+        case kWhatOnError:
+            break;
+        default:
+            ALOGE("%s:Error: unknown device callback %d", __FUNCTION__, msg->what());
+            return;
+    }
+    // Check the common part of all message
+    void* context;
+    bool found = msg->findPointer(kContextKey, &context);
+    if (!found) {
+        ALOGE("%s: Cannot find callback context!", __FUNCTION__);
+        return;
+    }
+    ACameraDevice* dev;
+    found = msg->findPointer(kDeviceKey, (void**) &dev);
+    if (!found) {
+        ALOGE("%s: Cannot find device pointer!", __FUNCTION__);
+        return;
+    }
+    switch (msg->what()) {
+        case kWhatOnDisconnected:
+        {
+            ACameraDevice_StateCallback onDisconnected;
+            found = msg->findPointer(kCallbackKey, (void**) &onDisconnected);
+            if (!found) {
+                ALOGE("%s: Cannot find onDisconnected!", __FUNCTION__);
+                return;
+            }
+            (*onDisconnected)(context, dev);
+            break;
+        }
+        case kWhatOnError:
+        {
+            ACameraDevice_ErrorStateCallback onError;
+            found = msg->findPointer(kCallbackKey, (void**) &onError);
+            if (!found) {
+                ALOGE("%s: Cannot find onError!", __FUNCTION__);
+                return;
+            }
+            int errorCode;
+            found = msg->findInt32(kErrorCodeKey, &errorCode);
+            if (!found) {
+                ALOGE("%s: Cannot find error code!", __FUNCTION__);
+                return;
+            }
+            (*onError)(context, dev, errorCode);
+        }
+    }
+}
+
+/**
+  * Camera service callback implementation
+  */
+void
+CameraDevice::ServiceCallback::onDeviceError(
+        CameraErrorCode errorCode,
+        const CaptureResultExtras& resultExtras) {
+    ALOGD("Device error received, code %d, frame number %" PRId64 ", request ID %d, subseq ID %d",
+            errorCode, resultExtras.frameNumber, resultExtras.requestId, resultExtras.burstId);
+
+    sp<CameraDevice> dev = mDevice.promote();
+    if (dev == nullptr) {
+        return; // device has been closed
+    }
+
+    Mutex::Autolock _l(dev->mDeviceLock);
+    if (dev->mRemote == nullptr) {
+        return; // device has been disconnected
+    }
+    switch (errorCode) {
+        case ERROR_CAMERA_DISCONNECTED:
+        {
+            // should be clear mRemote here?
+            // TODO: close current session
+            sp<AMessage> msg = new AMessage(kWhatOnDisconnected, dev->mHandler);
+            msg->setPointer(kContextKey, dev->mAppCallbacks.context);
+            msg->setPointer(kDeviceKey, (void*) dev->getWrapper());
+            msg->setPointer(kCallbackKey, (void*) dev->mAppCallbacks.onDisconnected);
+            msg->post();
+            break;
+        }
+        default:
+            ALOGE("Unknown error from camera device: %d", errorCode);
+            // no break
+        case ERROR_CAMERA_DEVICE:
+        case ERROR_CAMERA_SERVICE:
+        {
+            dev->mInError = true;
+            switch (errorCode) {
+                case ERROR_CAMERA_DEVICE:
+                    dev->mError = ACAMERA_ERROR_CAMERA_DEVICE;
+                    break;
+                case ERROR_CAMERA_SERVICE:
+                    dev->mError = ACAMERA_ERROR_CAMERA_SERVICE;
+                    break;
+                default:
+                    dev->mError = ACAMERA_ERROR_UNKNOWN;
+                    break;
+            }
+            sp<AMessage> msg = new AMessage(kWhatOnError, dev->mHandler);
+            msg->setPointer(kContextKey, dev->mAppCallbacks.context);
+            msg->setPointer(kDeviceKey, (void*) dev->getWrapper());
+            msg->setPointer(kCallbackKey, (void*) dev->mAppCallbacks.onError);
+            msg->setInt32(kErrorCodeKey, errorCode);
+            msg->post();
+            break;
+        }
+        case ERROR_CAMERA_REQUEST:
+        case ERROR_CAMERA_RESULT:
+        case ERROR_CAMERA_BUFFER:
+            dev->onCaptureErrorLocked(errorCode, resultExtras);
+            break;
+    }
+}
+
+void
+CameraDevice::ServiceCallback::onDeviceIdle() {
+    ALOGV("Camera is now idle");
+    sp<CameraDevice> dev = mDevice.promote();
+    if (dev == nullptr) {
+        return; // device has been closed
+    }
+
+    Mutex::Autolock _l(dev->mDeviceLock);
+    if (dev->mRemote == nullptr) {
+        return; // device has been disconnected
+    }
+    if (!dev->mIdle) {
+        // TODO: send idle callback to current session
+    }
+    dev->mIdle = true;
+}
+
+void
+CameraDevice::ServiceCallback::onCaptureStarted(
+        const CaptureResultExtras& resultExtras,
+        int64_t timestamp) {
+}
+
+void
+CameraDevice::ServiceCallback::onResultReceived(
+        const CameraMetadata& metadata,
+        const CaptureResultExtras& resultExtras) {
+}
+
+void
+CameraDevice::ServiceCallback::onPrepared(int) {
+    // Prepare not yet implemented in NDK
+    return;
+}
+
+} // namespace android
diff --git a/camera/ndk/impl/ACameraDevice.h b/camera/ndk/impl/ACameraDevice.h
new file mode 100644
index 0000000..061175c
--- /dev/null
+++ b/camera/ndk/impl/ACameraDevice.h
@@ -0,0 +1,158 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+#ifndef _ACAMERA_DEVICE_H
+#define _ACAMERA_DEVICE_H
+
+#include <memory>
+#include <atomic>
+#include <utils/StrongPointer.h>
+#include <utils/Mutex.h>
+#include <utils/String8.h>
+
+#include <media/stagefright/foundation/ALooper.h>
+#include <media/stagefright/foundation/AHandler.h>
+#include <media/stagefright/foundation/AMessage.h>
+#include <camera/camera2/ICameraDeviceCallbacks.h>
+#include <camera/camera2/ICameraDeviceUser.h>
+
+#include <NdkCameraDevice.h>
+#include "ACameraMetadata.h"
+
+
+using namespace android;
+
+namespace android {
+
+struct CameraDevice final : public RefBase {
+  public:
+    CameraDevice(const char* id, ACameraDevice_StateCallbacks* cb,
+                  std::unique_ptr<ACameraMetadata> chars,
+                  ACameraDevice* wrapper);
+    ~CameraDevice();
+
+    inline const char* getId() const { return mCameraId.string(); }
+
+    camera_status_t createCaptureRequest(
+            ACameraDevice_request_template templateId,
+            ACaptureRequest** request) const;
+
+    // Callbacks from camera service
+    class ServiceCallback : public BnCameraDeviceCallbacks {
+      public:
+        ServiceCallback(CameraDevice* device) : mDevice(device) {}
+        void onDeviceError(CameraErrorCode errorCode,
+                           const CaptureResultExtras& resultExtras) override;
+        void onDeviceIdle() override;
+        void onCaptureStarted(const CaptureResultExtras& resultExtras,
+                              int64_t timestamp) override;
+        void onResultReceived(const CameraMetadata& metadata,
+                              const CaptureResultExtras& resultExtras) override;
+        void onPrepared(int streamId) override;
+      private:
+        const wp<CameraDevice> mDevice;
+    };
+    inline sp<ICameraDeviceCallbacks> getServiceCallback() { return mServiceCallback; };
+
+    // Camera device is only functional after remote being set
+    void setRemoteDevice(sp<ICameraDeviceUser> remote);
+
+  private:
+    void disconnectLocked(); // disconnect from camera service
+    camera_status_t checkCameraClosedOrErrorLocked() const;
+
+
+    mutable Mutex mDeviceLock;
+    const String8 mCameraId;                          // Camera ID
+    const ACameraDevice_StateCallbacks mAppCallbacks; // Callback to app
+    const std::unique_ptr<ACameraMetadata> mChars;    // Camera characteristics
+    const sp<ServiceCallback> mServiceCallback;
+    ACameraDevice* mWrapper;
+
+    // TODO: maybe a bool will suffice for synchronous implementation?
+    std::atomic_bool mClosing;
+    inline bool isClosed() { return mClosing; }
+
+    bool mInError;
+    camera_status_t mError;
+    void onCaptureErrorLocked(
+            ICameraDeviceCallbacks::CameraErrorCode errorCode,
+            const CaptureResultExtras& resultExtras);
+
+    bool mIdle;
+
+    sp<ICameraDeviceUser> mRemote;
+
+    // Looper thread to handle callback to app
+    sp<ALooper> mCbLooper;
+    // definition of handler and message
+    enum {
+        kWhatOnDisconnected,
+        kWhatOnError
+    };
+    static const char* kContextKey;
+    static const char* kDeviceKey;
+    static const char* kErrorCodeKey;
+    static const char* kCallbackKey;
+    class CallbackHandler : public AHandler {
+      public:
+        CallbackHandler() {}
+        void onMessageReceived(const sp<AMessage> &msg) override;
+    };
+    sp<CallbackHandler> mHandler;
+
+    inline ACameraDevice* getWrapper() { return mWrapper; };
+
+    // TODO: might need another looper/handler to handle callbacks from service
+
+
+};
+
+} // namespace android;
+
+/**
+ * ACameraDevice opaque struct definition
+ * Leave outside of android namespace because it's NDK struct
+ */
+struct ACameraDevice {
+    ACameraDevice(const char* id, ACameraDevice_StateCallbacks* cb,
+                  std::unique_ptr<ACameraMetadata> chars) :
+            mDevice(new CameraDevice(id, cb, std::move(chars), this)) {}
+
+    ~ACameraDevice() {};
+
+    inline const char* getId() const { return mDevice->getId(); }
+
+    camera_status_t createCaptureRequest(
+            ACameraDevice_request_template templateId,
+            ACaptureRequest** request) const {
+        return mDevice->createCaptureRequest(templateId, request);
+    }
+
+    inline sp<ICameraDeviceCallbacks> getServiceCallback() {
+        return mDevice->getServiceCallback();
+    };
+
+    // Camera device is only functional after remote being set
+    inline void setRemoteDevice(sp<ICameraDeviceUser> remote) {
+        mDevice->setRemoteDevice(remote);
+    }
+
+  private:
+    // TODO: might need an API to give wp of mDevice to capture session
+    sp<CameraDevice> mDevice;
+};
+
+#endif // _ACAMERA_DEVICE_H
diff --git a/camera/ndk/impl/ACameraManager.cpp b/camera/ndk/impl/ACameraManager.cpp
new file mode 100644
index 0000000..4014fd2
--- /dev/null
+++ b/camera/ndk/impl/ACameraManager.cpp
@@ -0,0 +1,478 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "ACameraManager"
+
+#include <memory>
+#include "ACameraManager.h"
+#include "ACameraMetadata.h"
+#include "ACameraDevice.h"
+#include <utils/Vector.h>
+#include <stdlib.h>
+#include <camera/VendorTagDescriptor.h>
+
+using namespace android;
+
+//constants shared between ACameraManager and CameraManagerGlobal
+namespace {
+    const int kMaxCameraIdLen = 32;
+}
+
+namespace android {
+// Static member definitions
+const char* CameraManagerGlobal::kCameraIdKey   = "CameraId";
+const char* CameraManagerGlobal::kCallbackFpKey = "CallbackFp";
+const char* CameraManagerGlobal::kContextKey    = "CallbackContext";
+Mutex                CameraManagerGlobal::sLock;
+CameraManagerGlobal* CameraManagerGlobal::sInstance = nullptr;
+
+CameraManagerGlobal&
+CameraManagerGlobal::getInstance() {
+    Mutex::Autolock _l(sLock);
+    CameraManagerGlobal* instance = sInstance;
+    if (instance == nullptr) {
+        instance = new CameraManagerGlobal();
+        sInstance = instance;
+    }
+    return *instance;
+}
+
+CameraManagerGlobal::~CameraManagerGlobal() {
+    // clear sInstance so next getInstance call knows to create a new one
+    Mutex::Autolock _sl(sLock);
+    sInstance = nullptr;
+    Mutex::Autolock _l(mLock);
+    if (mCameraService != nullptr) {
+        IInterface::asBinder(mCameraService)->unlinkToDeath(mDeathNotifier);
+    }
+    mDeathNotifier.clear();
+    if (mCbLooper != nullptr) {
+        mCbLooper->unregisterHandler(mHandler->id());
+        mCbLooper->stop();
+    }
+    mCbLooper.clear();
+    mHandler.clear();
+    mCameraServiceListener.clear();
+    mCameraService.clear();
+}
+
+sp<ICameraService> CameraManagerGlobal::getCameraService() {
+    Mutex::Autolock _l(mLock);
+    if (mCameraService.get() == nullptr) {
+        sp<IServiceManager> sm = defaultServiceManager();
+        sp<IBinder> binder;
+        do {
+            binder = sm->getService(String16(kCameraServiceName));
+            if (binder != nullptr) {
+                break;
+            }
+            ALOGW("CameraService not published, waiting...");
+            usleep(kCameraServicePollDelay);
+        } while(true);
+        if (mDeathNotifier == nullptr) {
+            mDeathNotifier = new DeathNotifier(this);
+        }
+        binder->linkToDeath(mDeathNotifier);
+        mCameraService = interface_cast<ICameraService>(binder);
+
+        // Setup looper thread to perfrom availiability callbacks
+        if (mCbLooper == nullptr) {
+            mCbLooper = new ALooper;
+            mCbLooper->setName("C2N-mgr-looper");
+            status_t ret = mCbLooper->start(
+                    /*runOnCallingThread*/false,
+                    /*canCallJava*/       true,
+                    PRIORITY_FOREGROUND);
+            if (mHandler == nullptr) {
+                mHandler = new CallbackHandler();
+            }
+            mCbLooper->registerHandler(mHandler);
+        }
+
+        // register ICameraServiceListener
+        if (mCameraServiceListener == nullptr) {
+            mCameraServiceListener = new CameraServiceListener(this);
+        }
+        mCameraService->addListener(mCameraServiceListener);
+
+        // setup vendor tags
+        sp<VendorTagDescriptor> desc;
+        status_t ret = mCameraService->getCameraVendorTagDescriptor(/*out*/desc);
+
+        if (ret == OK) {
+            ret = VendorTagDescriptor::setAsGlobalVendorTagDescriptor(desc);
+            if (ret != OK) {
+                ALOGE("%s: Failed to set vendor tag descriptors, received error %s (%d)",
+                        __FUNCTION__, strerror(-ret), ret);
+            }
+        } else if (ret == -EOPNOTSUPP) {
+            ALOGW("%s: Camera HAL too old; does not support vendor tags",
+                    __FUNCTION__);
+            VendorTagDescriptor::clearGlobalVendorTagDescriptor();
+        } else {
+            ALOGE("%s: Failed to get vendor tag descriptors, received error %s (%d)",
+                    __FUNCTION__, strerror(-ret), ret);
+        }
+    }
+    ALOGE_IF(mCameraService == nullptr, "no CameraService!?");
+    return mCameraService;
+}
+
+void CameraManagerGlobal::DeathNotifier::binderDied(const wp<IBinder>&)
+{
+    ALOGE("Camera service binderDied!");
+    sp<CameraManagerGlobal> cm = mCameraManager.promote();
+    if (cm != nullptr) {
+        AutoMutex lock(cm->mLock);
+        for (auto pair : cm->mDeviceStatusMap) {
+            int32_t cameraId = pair.first;
+            cm->onStatusChangedLocked(
+                    ICameraServiceListener::STATUS_NOT_PRESENT, cameraId);
+        }
+        cm->mCameraService.clear();
+        // TODO: consider adding re-connect call here?
+    }
+}
+
+void CameraManagerGlobal::registerAvailabilityCallback(
+        const ACameraManager_AvailabilityCallbacks *callback) {
+    Mutex::Autolock _l(mLock);
+    Callback cb(callback);
+    auto pair = mCallbacks.insert(cb);
+    // Send initial callbacks if callback is newly registered
+    if (pair.second) {
+        for (auto pair : mDeviceStatusMap) {
+            int32_t cameraId = pair.first;
+            Status status = pair.second;
+
+            sp<AMessage> msg = new AMessage(kWhatSendSingleCallback, mHandler);
+            ACameraManager_AvailabilityCallback cb = isStatusAvailable(status) ?
+                    callback->onCameraAvailable : callback->onCameraUnavailable;
+            msg->setPointer(kCallbackFpKey, (void *) cb);
+            msg->setPointer(kContextKey, callback->context);
+            msg->setInt32(kCameraIdKey, cameraId);
+            msg->post();
+        }
+    }
+}
+
+void CameraManagerGlobal::unregisterAvailabilityCallback(
+        const ACameraManager_AvailabilityCallbacks *callback) {
+    Mutex::Autolock _l(mLock);
+    Callback cb(callback);
+    mCallbacks.erase(cb);
+}
+
+bool CameraManagerGlobal::validStatus(Status status) {
+    switch (status) {
+        case ICameraServiceListener::STATUS_NOT_PRESENT:
+        case ICameraServiceListener::STATUS_PRESENT:
+        case ICameraServiceListener::STATUS_ENUMERATING:
+        case ICameraServiceListener::STATUS_NOT_AVAILABLE:
+            return true;
+        default:
+            return false;
+    }
+}
+
+bool CameraManagerGlobal::isStatusAvailable(Status status) {
+    switch (status) {
+        case ICameraServiceListener::STATUS_PRESENT:
+            return true;
+        default:
+            return false;
+    }
+}
+
+void CameraManagerGlobal::CallbackHandler::sendSingleCallback(
+        int32_t cameraId, void* context,
+        ACameraManager_AvailabilityCallback cb) const {
+    char cameraIdStr[kMaxCameraIdLen];
+    snprintf(cameraIdStr, sizeof(cameraIdStr), "%d", cameraId);
+    (*cb)(context, cameraIdStr);
+}
+
+void CameraManagerGlobal::CallbackHandler::onMessageReceived(
+        const sp<AMessage> &msg) {
+    switch (msg->what()) {
+        case kWhatSendSingleCallback:
+        {
+            ACameraManager_AvailabilityCallback cb;
+            void* context;
+            int32_t cameraId;
+            bool found = msg->findPointer(kCallbackFpKey, (void**) &cb);
+            if (!found) {
+                ALOGE("%s: Cannot find camera callback fp!", __FUNCTION__);
+                return;
+            }
+            found = msg->findPointer(kContextKey, &context);
+            if (!found) {
+                ALOGE("%s: Cannot find callback context!", __FUNCTION__);
+                return;
+            }
+            found = msg->findInt32(kCameraIdKey, &cameraId);
+            if (!found) {
+                ALOGE("%s: Cannot find camera ID!", __FUNCTION__);
+                return;
+            }
+            sendSingleCallback(cameraId, context, cb);
+            break;
+        }
+        default:
+            ALOGE("%s: unknown message type %d", __FUNCTION__, msg->what());
+            break;
+    }
+}
+
+void CameraManagerGlobal::CameraServiceListener::onStatusChanged(
+        Status status, int32_t cameraId) {
+    sp<CameraManagerGlobal> cm = mCameraManager.promote();
+    if (cm == nullptr) {
+        ALOGE("Cannot deliver status change. Camera service died");
+        return;
+    }
+    cm->onStatusChanged(status, cameraId);
+}
+
+void CameraManagerGlobal::onStatusChanged(
+        Status status, int32_t cameraId) {
+    Mutex::Autolock _l(mLock);
+    onStatusChangedLocked(status, cameraId);
+}
+
+void CameraManagerGlobal::onStatusChangedLocked(
+        Status status, int32_t cameraId) {
+        if (!validStatus(status)) {
+            ALOGE("%s: Invalid status %d", __FUNCTION__, status);
+            return;
+        }
+
+        bool firstStatus = (mDeviceStatusMap.count(cameraId) == 0);
+        Status oldStatus = firstStatus ?
+                status : // first status
+                mDeviceStatusMap[cameraId];
+
+        if (!firstStatus &&
+                isStatusAvailable(status) == isStatusAvailable(oldStatus)) {
+            // No status update. No need to send callback
+            return;
+        }
+
+        // Iterate through all registered callbacks
+        mDeviceStatusMap[cameraId] = status;
+        for (auto cb : mCallbacks) {
+            sp<AMessage> msg = new AMessage(kWhatSendSingleCallback, mHandler);
+            ACameraManager_AvailabilityCallback cbFp = isStatusAvailable(status) ?
+                    cb.mAvailable : cb.mUnavailable;
+            msg->setPointer(kCallbackFpKey, (void *) cbFp);
+            msg->setPointer(kContextKey, cb.mContext);
+            msg->setInt32(kCameraIdKey, cameraId);
+            msg->post();
+        }
+}
+
+} // namespace android
+
+/**
+ * ACameraManger Implementation
+ */
+camera_status_t
+ACameraManager::getOrCreateCameraIdListLocked(ACameraIdList** cameraIdList) {
+    if (mCachedCameraIdList.numCameras == kCameraIdListNotInit) {
+        int numCameras = 0;
+        Vector<char *> cameraIds;
+        sp<ICameraService> cs = CameraManagerGlobal::getInstance().getCameraService();
+        if (cs == nullptr) {
+            ALOGE("%s: Cannot reach camera service!", __FUNCTION__);
+            return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+        }
+        // Get number of cameras
+        int numAllCameras = cs->getNumberOfCameras(ICameraService::CAMERA_TYPE_ALL);
+        // Filter API2 compatible cameras and push to cameraIds
+        for (int i = 0; i < numAllCameras; i++) {
+            // TODO: Only suppot HALs that supports API2 directly now
+            status_t camera2Support = cs->supportsCameraApi(i, ICameraService::API_VERSION_2);
+            char buf[kMaxCameraIdLen];
+            if (camera2Support == OK) {
+                numCameras++;
+                mCameraIds.insert(i);
+                snprintf(buf, sizeof(buf), "%d", i);
+                size_t cameraIdSize = strlen(buf) + 1;
+                char *cameraId = new char[cameraIdSize];
+                if (!cameraId) {
+                    ALOGE("Allocate memory for ACameraIdList failed!");
+                    return ACAMERA_ERROR_NOT_ENOUGH_MEMORY;
+                }
+                strlcpy(cameraId, buf, cameraIdSize);
+                cameraIds.push(cameraId);
+            }
+        }
+        mCachedCameraIdList.numCameras = numCameras;
+        mCachedCameraIdList.cameraIds = new const char*[numCameras];
+        if (!mCachedCameraIdList.cameraIds) {
+            ALOGE("Allocate memory for ACameraIdList failed!");
+            return ACAMERA_ERROR_NOT_ENOUGH_MEMORY;
+        }
+        for (int i = 0; i < numCameras; i++) {
+            mCachedCameraIdList.cameraIds[i] = cameraIds[i];
+        }
+    }
+    *cameraIdList = &mCachedCameraIdList;
+    return ACAMERA_OK;
+}
+
+camera_status_t
+ACameraManager::getCameraIdList(ACameraIdList** cameraIdList) {
+    Mutex::Autolock _l(mLock);
+    ACameraIdList* cachedList;
+    camera_status_t ret = getOrCreateCameraIdListLocked(&cachedList);
+    if (ret != ACAMERA_OK) {
+        ALOGE("Get camera ID list failed! err: %d", ret);
+        return ret;
+    }
+
+    int numCameras = cachedList->numCameras;
+    ACameraIdList *out = new ACameraIdList;
+    if (!out) {
+        ALOGE("Allocate memory for ACameraIdList failed!");
+        return ACAMERA_ERROR_NOT_ENOUGH_MEMORY;
+    }
+    out->numCameras = numCameras;
+    out->cameraIds = new const char*[numCameras];
+    if (!out->cameraIds) {
+        ALOGE("Allocate memory for ACameraIdList failed!");
+        return ACAMERA_ERROR_NOT_ENOUGH_MEMORY;
+    }
+    for (int i = 0; i < numCameras; i++) {
+        const char* src = cachedList->cameraIds[i];
+        size_t dstSize = strlen(src) + 1;
+        char* dst = new char[dstSize];
+        if (!dst) {
+            ALOGE("Allocate memory for ACameraIdList failed!");
+            return ACAMERA_ERROR_NOT_ENOUGH_MEMORY;
+        }
+        strlcpy(dst, src, dstSize);
+        out->cameraIds[i] = dst;
+    }
+    *cameraIdList = out;
+    return ACAMERA_OK;
+}
+
+void
+ACameraManager::deleteCameraIdList(ACameraIdList* cameraIdList) {
+    if (cameraIdList != nullptr) {
+        if (cameraIdList->cameraIds != nullptr) {
+            for (int i = 0; i < cameraIdList->numCameras; i ++) {
+                delete[] cameraIdList->cameraIds[i];
+            }
+            delete[] cameraIdList->cameraIds;
+        }
+        delete cameraIdList;
+    }
+}
+
+camera_status_t ACameraManager::getCameraCharacteristics(
+        const char *cameraIdStr, ACameraMetadata **characteristics) {
+    Mutex::Autolock _l(mLock);
+    ACameraIdList* cachedList;
+    // Make sure mCameraIds is initialized
+    camera_status_t ret = getOrCreateCameraIdListLocked(&cachedList);
+    if (ret != ACAMERA_OK) {
+        ALOGE("%s: Get camera ID list failed! err: %d", __FUNCTION__, ret);
+        return ret;
+    }
+    int cameraId = atoi(cameraIdStr);
+    if (mCameraIds.count(cameraId) == 0) {
+        ALOGE("%s: Camera ID %s does not exist!", __FUNCTION__, cameraIdStr);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    sp<ICameraService> cs = CameraManagerGlobal::getInstance().getCameraService();
+    if (cs == nullptr) {
+        ALOGE("%s: Cannot reach camera service!", __FUNCTION__);
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+    CameraMetadata rawMetadata;
+    status_t serviceRet = cs->getCameraCharacteristics(cameraId, &rawMetadata);
+    if (serviceRet != OK) {
+        ALOGE("Get camera characteristics from camera service failed! Err %d", ret);
+        return ACAMERA_ERROR_UNKNOWN; // should not reach here
+    }
+
+    *characteristics = new ACameraMetadata(
+            rawMetadata.release(), ACameraMetadata::ACM_CHARACTERISTICS);
+    return ACAMERA_OK;
+}
+
+camera_status_t
+ACameraManager::openCamera(
+        const char* cameraId,
+        ACameraDevice_StateCallbacks* callback,
+        /*out*/ACameraDevice** outDevice) {
+    ACameraMetadata* rawChars;
+    camera_status_t ret = getCameraCharacteristics(cameraId, &rawChars);
+    Mutex::Autolock _l(mLock);
+    if (ret != ACAMERA_OK) {
+        ALOGE("%s: cannot get camera characteristics for camera %s. err %d",
+                __FUNCTION__, cameraId, ret);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    std::unique_ptr<ACameraMetadata> chars(rawChars);
+    rawChars = nullptr;
+
+    ACameraDevice* device = new ACameraDevice(cameraId, callback, std::move(chars));
+
+    sp<ICameraService> cs = CameraManagerGlobal::getInstance().getCameraService();
+    if (cs == nullptr) {
+        ALOGE("%s: Cannot reach camera service!", __FUNCTION__);
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+
+    int id = atoi(cameraId);
+    sp<ICameraDeviceCallbacks> callbacks = device->getServiceCallback();
+    sp<ICameraDeviceUser> deviceRemote;
+    // No way to get package name from native.
+    // Send a zero length package name and let camera service figure it out from UID
+    status_t serviceRet = cs->connectDevice(
+            callbacks, id, String16(""),
+            ICameraService::USE_CALLING_UID, /*out*/deviceRemote);
+
+    if (serviceRet != OK) {
+        ALOGE("%s: connect camera device failed! err %d", __FUNCTION__, serviceRet);
+        // TODO: generate better error message here
+        delete device;
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+    if (deviceRemote == nullptr) {
+        ALOGE("%s: connect camera device failed! remote device is null", __FUNCTION__);
+        delete device;
+        return ACAMERA_ERROR_CAMERA_DISCONNECTED;
+    }
+    device->setRemoteDevice(deviceRemote);
+    *outDevice = device;
+    return ACAMERA_OK;
+}
+
+ACameraManager::~ACameraManager() {
+    Mutex::Autolock _l(mLock);
+    if (mCachedCameraIdList.numCameras != kCameraIdListNotInit) {
+        for (int i = 0; i < mCachedCameraIdList.numCameras; i++) {
+            delete[] mCachedCameraIdList.cameraIds[i];
+        }
+        delete[] mCachedCameraIdList.cameraIds;
+    }
+}
+
diff --git a/camera/ndk/impl/ACameraManager.h b/camera/ndk/impl/ACameraManager.h
new file mode 100644
index 0000000..b68685d
--- /dev/null
+++ b/camera/ndk/impl/ACameraManager.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef _ACAMERA_MANAGER_H
+#define _ACAMERA_MANAGER_H
+
+#include "NdkCameraManager.h"
+
+#include <camera/CameraMetadata.h>
+#include <camera/ICameraService.h>
+#include <camera/ICameraServiceListener.h>
+#include <binder/IServiceManager.h>
+#include <utils/StrongPointer.h>
+#include <utils/Mutex.h>
+
+#include <media/stagefright/foundation/ALooper.h>
+#include <media/stagefright/foundation/AHandler.h>
+#include <media/stagefright/foundation/AMessage.h>
+
+#include <set>
+#include <map>
+
+using namespace android;
+
+namespace android {
+
+/**
+ * Per-process singleton instance of CameraManger. Shared by all ACameraManager
+ * instances. Created when first ACameraManager is created and destroyed when
+ * all ACameraManager instances are deleted.
+ *
+ * TODO: maybe CameraManagerGlobal is better sutied in libcameraclient?
+ */
+class CameraManagerGlobal final : public RefBase {
+  public:
+    static CameraManagerGlobal& getInstance();
+    sp<ICameraService> getCameraService();
+
+    void registerAvailabilityCallback(
+            const ACameraManager_AvailabilityCallbacks *callback);
+    void unregisterAvailabilityCallback(
+            const ACameraManager_AvailabilityCallbacks *callback);
+
+  private:
+    sp<ICameraService> mCameraService;
+    const int          kCameraServicePollDelay = 500000; // 0.5s
+    const char*        kCameraServiceName      = "media.camera";
+    Mutex              mLock;
+
+    class DeathNotifier : public IBinder::DeathRecipient {
+      public:
+        DeathNotifier(CameraManagerGlobal* cm) : mCameraManager(cm) {}
+      protected:
+        // IBinder::DeathRecipient implementation
+        virtual void binderDied(const wp<IBinder>& who);
+      private:
+        const wp<CameraManagerGlobal> mCameraManager;
+    };
+    sp<DeathNotifier> mDeathNotifier;
+
+    class CameraServiceListener final : public BnCameraServiceListener {
+      public:
+        CameraServiceListener(CameraManagerGlobal* cm) : mCameraManager(cm) {}
+        virtual void onStatusChanged(Status status, int32_t cameraId);
+
+        // Torch API not implemented yet
+        virtual void onTorchStatusChanged(TorchStatus, const String16&) {};
+      private:
+        const wp<CameraManagerGlobal> mCameraManager;
+    };
+    sp<CameraServiceListener> mCameraServiceListener;
+
+    // Wrapper of ACameraManager_AvailabilityCallbacks so we can store it in std::set
+    struct Callback {
+        Callback(const ACameraManager_AvailabilityCallbacks *callback) :
+            mAvailable(callback->onCameraAvailable),
+            mUnavailable(callback->onCameraUnavailable),
+            mContext(callback->context) {}
+
+        bool operator == (const Callback& other) const {
+            return (mAvailable == other.mAvailable &&
+                    mUnavailable == other.mUnavailable &&
+                    mContext == other.mContext);
+        }
+        bool operator != (const Callback& other) const {
+            return !(*this == other);
+        }
+        bool operator < (const Callback& other) const {
+            if (*this == other) return false;
+            if (mContext != other.mContext) return mContext < other.mContext;
+            if (mAvailable != other.mAvailable) return mAvailable < other.mAvailable;
+            return mUnavailable < other.mUnavailable;
+        }
+        bool operator > (const Callback& other) const {
+            return (*this != other && !(*this < other));
+        }
+        ACameraManager_AvailabilityCallback mAvailable;
+        ACameraManager_AvailabilityCallback mUnavailable;
+        void*                               mContext;
+    };
+    std::set<Callback> mCallbacks;
+
+    // definition of handler and message
+    enum {
+        kWhatSendSingleCallback
+    };
+    static const char* kCameraIdKey;
+    static const char* kCallbackFpKey;
+    static const char* kContextKey;
+    class CallbackHandler : public AHandler {
+      public:
+        CallbackHandler() {}
+        void onMessageReceived(const sp<AMessage> &msg) override;
+      private:
+        inline void sendSingleCallback(
+                int32_t cameraId, void* context,
+                ACameraManager_AvailabilityCallback cb) const;
+    };
+    sp<CallbackHandler> mHandler;
+    sp<ALooper>         mCbLooper; // Looper thread where callbacks actually happen on
+
+    typedef ICameraServiceListener::Status Status;
+    void onStatusChanged(Status status, int32_t cameraId);
+    void onStatusChangedLocked(Status status, int32_t cameraId);
+    // Utils for status
+    static bool validStatus(Status status);
+    static bool isStatusAvailable(Status status);
+
+    // Map camera_id -> status
+    std::map<int32_t, Status> mDeviceStatusMap;
+
+    // For the singleton instance
+    static Mutex sLock;
+    static CameraManagerGlobal* sInstance;
+    CameraManagerGlobal() {};
+    ~CameraManagerGlobal();
+};
+
+} // namespace android;
+
+/**
+ * ACameraManager opaque struct definition
+ * Leave outside of android namespace because it's NDK struct
+ */
+struct ACameraManager {
+    ACameraManager() :
+            mCachedCameraIdList({kCameraIdListNotInit, nullptr}),
+            mGlobalManager(&(CameraManagerGlobal::getInstance())) {}
+    ~ACameraManager();
+    camera_status_t getCameraIdList(ACameraIdList** cameraIdList);
+    static void     deleteCameraIdList(ACameraIdList* cameraIdList);
+
+    camera_status_t getCameraCharacteristics(
+            const char *cameraId, ACameraMetadata **characteristics);
+    camera_status_t openCamera(const char* cameraId,
+                               ACameraDevice_StateCallbacks* callback,
+                               /*out*/ACameraDevice** device);
+
+  private:
+    camera_status_t getOrCreateCameraIdListLocked(ACameraIdList** cameraIdList);
+
+    enum {
+        kCameraIdListNotInit = -1
+    };
+    Mutex         mLock;
+    std::set<int> mCameraIds;          // Init by getOrCreateCameraIdListLocked
+    ACameraIdList mCachedCameraIdList; // Init by getOrCreateCameraIdListLocked
+    sp<CameraManagerGlobal> mGlobalManager;
+};
+
+#endif //_ACAMERA_MANAGER_H
diff --git a/camera/ndk/impl/ACameraMetadata.cpp b/camera/ndk/impl/ACameraMetadata.cpp
new file mode 100644
index 0000000..25571c5
--- /dev/null
+++ b/camera/ndk/impl/ACameraMetadata.cpp
@@ -0,0 +1,219 @@
+/*
+ * Copyright (C) 2015 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_NDEBUG 0
+#define LOG_TAG "ACameraMetadata"
+
+#include "ACameraMetadata.h"
+#include <utils/Vector.h>
+
+using namespace android;
+
+/**
+ * ACameraMetadata Implementation
+ */
+ACameraMetadata::ACameraMetadata(camera_metadata_t* buffer, ACAMERA_METADATA_TYPE type) :
+        mData(buffer), mType(type) {
+    filterUnsupportedFeatures();
+}
+
+bool
+ACameraMetadata::isNdkSupportedCapability(int32_t capability) {
+    switch (capability) {
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_RAW:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT:
+            return true;
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING:
+        case ANDROID_REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO:
+            return false;
+        default:
+            // Newly defined capabilities will be unsupported by default (blacklist)
+            // TODO: Should we do whitelist or blacklist here?
+            ALOGE("%s: Unknonwn capability %d", __FUNCTION__, capability);
+            return false;
+    }
+}
+
+void
+ACameraMetadata::filterUnsupportedFeatures() {
+    // Hide unsupported capabilities (reprocessing)
+    camera_metadata_entry entry = mData.find(ANDROID_REQUEST_AVAILABLE_CAPABILITIES);
+    if (entry.count == 0 || entry.type != ACAMERA_TYPE_BYTE) {
+        ALOGE("%s: malformed available capability key! count %zu, type %d",
+                __FUNCTION__, entry.count, entry.type);
+        return;
+    }
+
+    Vector<uint8_t> capabilities;
+    capabilities.setCapacity(entry.count);
+    for (size_t i = 0; i < entry.count; i++) {
+        uint8_t capability = entry.data.u8[i];
+        if (isNdkSupportedCapability(capability)) {
+            capabilities.push(capability);
+        }
+    }
+    mData.update(ANDROID_REQUEST_AVAILABLE_CAPABILITIES, capabilities);
+    // TODO: Hide unsupported streams (input/bidirectional streams)
+}
+
+bool
+ACameraMetadata::isVendorTag(const uint32_t tag) {
+    uint32_t tag_section = tag >> 16;
+    if (tag_section >= VENDOR_SECTION) {
+        return true;
+    }
+    return false;
+}
+
+camera_status_t
+ACameraMetadata::getConstEntry(uint32_t tag, ACameraMetadata_const_entry* entry) const {
+    if (entry == nullptr) {
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+
+    camera_metadata_ro_entry rawEntry = mData.find(tag);
+    if (rawEntry.count == 0) {
+        ALOGE("%s: cannot find metadata tag %d", __FUNCTION__, tag);
+        return ACAMERA_ERROR_METADATA_NOT_FOUND;
+    }
+    entry->tag = tag;
+    entry->type = rawEntry.type;
+    entry->count = rawEntry.count;
+    entry->data.u8 = rawEntry.data.u8;
+    return ACAMERA_OK;
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const uint8_t* data) {
+    return updateImpl<uint8_t>(tag, count, data);
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const int32_t* data) {
+    return updateImpl<int32_t>(tag, count, data);
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const float* data) {
+    return updateImpl<float>(tag, count, data);
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const double* data) {
+    return updateImpl<double>(tag, count, data);
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const int64_t* data) {
+    return updateImpl<int64_t>(tag, count, data);
+}
+
+camera_status_t
+ACameraMetadata::update(uint32_t tag, uint32_t count, const ACameraMetadata_rational* data) {
+    return updateImpl<camera_metadata_rational_t>(tag, count, data);
+}
+
+
+// TODO: some of key below should be hidden from user
+// ex: ACAMERA_REQUEST_ID and ACAMERA_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR
+/*@O~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~
+ * The key entries below this point are generated from metadata
+ * definitions in /system/media/camera/docs. Do not modify by hand or
+ * modify the comment blocks at the start or end.
+ *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~*/
+
+bool
+ACameraMetadata::isCaptureRequestTag(const uint32_t tag) {
+    // Skip check for vendor keys
+    if (isVendorTag(tag)) {
+        return true;
+    }
+
+    switch (tag) {
+        case ACAMERA_COLOR_CORRECTION_MODE:
+        case ACAMERA_COLOR_CORRECTION_TRANSFORM:
+        case ACAMERA_COLOR_CORRECTION_GAINS:
+        case ACAMERA_COLOR_CORRECTION_ABERRATION_MODE:
+        case ACAMERA_CONTROL_AE_ANTIBANDING_MODE:
+        case ACAMERA_CONTROL_AE_EXPOSURE_COMPENSATION:
+        case ACAMERA_CONTROL_AE_LOCK:
+        case ACAMERA_CONTROL_AE_MODE:
+        case ACAMERA_CONTROL_AE_REGIONS:
+        case ACAMERA_CONTROL_AE_TARGET_FPS_RANGE:
+        case ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER:
+        case ACAMERA_CONTROL_AF_MODE:
+        case ACAMERA_CONTROL_AF_REGIONS:
+        case ACAMERA_CONTROL_AF_TRIGGER:
+        case ACAMERA_CONTROL_AWB_LOCK:
+        case ACAMERA_CONTROL_AWB_MODE:
+        case ACAMERA_CONTROL_AWB_REGIONS:
+        case ACAMERA_CONTROL_CAPTURE_INTENT:
+        case ACAMERA_CONTROL_EFFECT_MODE:
+        case ACAMERA_CONTROL_MODE:
+        case ACAMERA_CONTROL_SCENE_MODE:
+        case ACAMERA_CONTROL_VIDEO_STABILIZATION_MODE:
+        case ACAMERA_CONTROL_POST_RAW_SENSITIVITY_BOOST:
+        case ACAMERA_EDGE_MODE:
+        case ACAMERA_FLASH_MODE:
+        case ACAMERA_HOT_PIXEL_MODE:
+        case ACAMERA_JPEG_GPS_COORDINATES:
+        case ACAMERA_JPEG_GPS_PROCESSING_METHOD:
+        case ACAMERA_JPEG_GPS_TIMESTAMP:
+        case ACAMERA_JPEG_ORIENTATION:
+        case ACAMERA_JPEG_QUALITY:
+        case ACAMERA_JPEG_THUMBNAIL_QUALITY:
+        case ACAMERA_JPEG_THUMBNAIL_SIZE:
+        case ACAMERA_LENS_APERTURE:
+        case ACAMERA_LENS_FILTER_DENSITY:
+        case ACAMERA_LENS_FOCAL_LENGTH:
+        case ACAMERA_LENS_FOCUS_DISTANCE:
+        case ACAMERA_LENS_OPTICAL_STABILIZATION_MODE:
+        case ACAMERA_NOISE_REDUCTION_MODE:
+        case ACAMERA_REQUEST_ID:
+        case ACAMERA_SCALER_CROP_REGION:
+        case ACAMERA_SENSOR_EXPOSURE_TIME:
+        case ACAMERA_SENSOR_FRAME_DURATION:
+        case ACAMERA_SENSOR_SENSITIVITY:
+        case ACAMERA_SENSOR_TEST_PATTERN_DATA:
+        case ACAMERA_SENSOR_TEST_PATTERN_MODE:
+        case ACAMERA_SHADING_MODE:
+        case ACAMERA_STATISTICS_FACE_DETECT_MODE:
+        case ACAMERA_STATISTICS_HOT_PIXEL_MAP_MODE:
+        case ACAMERA_STATISTICS_LENS_SHADING_MAP_MODE:
+        case ACAMERA_TONEMAP_CURVE_BLUE:
+        case ACAMERA_TONEMAP_CURVE_GREEN:
+        case ACAMERA_TONEMAP_CURVE_RED:
+        case ACAMERA_TONEMAP_MODE:
+        case ACAMERA_TONEMAP_GAMMA:
+        case ACAMERA_TONEMAP_PRESET_CURVE:
+        case ACAMERA_LED_TRANSMIT:
+        case ACAMERA_BLACK_LEVEL_LOCK:
+        case ACAMERA_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR:
+            return true;
+        default:
+            return false;
+    }
+}
+
+/*~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~
+ * End generated code
+ *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~O@*/
diff --git a/camera/ndk/impl/ACameraMetadata.h b/camera/ndk/impl/ACameraMetadata.h
new file mode 100644
index 0000000..36a9a9a
--- /dev/null
+++ b/camera/ndk/impl/ACameraMetadata.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+#ifndef _ACAMERA_METADATA_H
+#define _ACAMERA_METADATA_H
+
+#include <sys/types.h>
+#include <camera/CameraMetadata.h>
+
+#include "NdkCameraMetadata.h"
+
+using namespace android;
+
+/**
+ * ACameraMetadata opaque struct definition
+ * Leave outside of android namespace because it's NDK struct
+ */
+struct ACameraMetadata {
+  public:
+    typedef enum {
+        ACM_CHARACTERISTICS, // Read only
+        ACM_REQUEST,         // Read/Write
+        ACM_RESULT,          // Read only
+    } ACAMERA_METADATA_TYPE;
+
+    // Takes ownership of pass-in buffer
+    ACameraMetadata(camera_metadata_t *buffer, ACAMERA_METADATA_TYPE type);
+    // Clone
+    ACameraMetadata(const ACameraMetadata& other) :
+            mData(other.mData), mType(other.mType) {};
+
+    camera_status_t getConstEntry(uint32_t tag, ACameraMetadata_const_entry* entry) const;
+
+    camera_status_t update(uint32_t tag, uint32_t count, const uint8_t* data);
+    camera_status_t update(uint32_t tag, uint32_t count, const int32_t* data);
+    camera_status_t update(uint32_t tag, uint32_t count, const float* data);
+    camera_status_t update(uint32_t tag, uint32_t count, const double* data);
+    camera_status_t update(uint32_t tag, uint32_t count, const int64_t* data);
+    camera_status_t update(uint32_t tag, uint32_t count, const ACameraMetadata_rational* data);
+
+  private:
+    bool isNdkSupportedCapability(const int32_t capability);
+    inline bool isVendorTag(const uint32_t tag);
+    bool isCaptureRequestTag(const uint32_t tag);
+    void filterUnsupportedFeatures(); // Hide features not yet supported by NDK
+
+    template<typename INTERNAL_T, typename NDK_T>
+    camera_status_t updateImpl(uint32_t tag, uint32_t count, const NDK_T* data) {
+        if (mType != ACM_REQUEST) {
+            ALOGE("Error: Write to metadata is only allowed for capture request!");
+            return ACAMERA_ERROR_INVALID_PARAMETER;
+        }
+        if (!isCaptureRequestTag(tag)) {
+            ALOGE("Error: tag %d is not writable!", tag);
+            return ACAMERA_ERROR_INVALID_PARAMETER;
+        }
+
+        // Here we have to use reinterpret_cast because the NDK data type is
+        // exact copy of internal data type but they do not inherit from each other
+        status_t ret = mData.update(tag, reinterpret_cast<const INTERNAL_T*>(data), count);
+        if (ret == OK) {
+            return ACAMERA_OK;
+        } else {
+            return ACAMERA_ERROR_INVALID_PARAMETER;
+        }
+    }
+
+    CameraMetadata mData;
+    const ACAMERA_METADATA_TYPE mType;
+};
+
+#endif // _ACAMERA_METADATA_H
diff --git a/camera/ndk/impl/ACaptureRequest.h b/camera/ndk/impl/ACaptureRequest.h
new file mode 100644
index 0000000..6bd8406
--- /dev/null
+++ b/camera/ndk/impl/ACaptureRequest.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+#ifndef _ACAPTURE_REQUEST_H
+#define _ACAPTURE_REQUEST_H
+
+#include "NdkCaptureRequest.h"
+#include <set>
+
+using namespace android;
+
+struct ACameraOutputTarget {
+    ACameraOutputTarget(ANativeWindow* window) : mWindow(window) {};
+
+    bool operator == (const ACameraOutputTarget& other) const {
+        return mWindow == other.mWindow;
+    }
+    bool operator != (const ACameraOutputTarget& other) const {
+        return mWindow != other.mWindow;
+    }
+    bool operator < (const ACameraOutputTarget& other) const {
+        return mWindow < other.mWindow;
+    }
+    bool operator > (const ACameraOutputTarget& other) const {
+        return mWindow > other.mWindow;
+    }
+
+    ANativeWindow* mWindow;
+};
+
+struct ACameraOutputTargets {
+    std::set<ACameraOutputTarget> mOutputs;
+};
+
+struct ACaptureRequest {
+    ACameraMetadata*      settings;
+    ACameraOutputTargets* targets;
+};
+
+#endif // _ACAPTURE_REQUEST_H
diff --git a/camera/tests/CameraBinderTests.cpp b/camera/tests/CameraBinderTests.cpp
index 78a1b58..a36d2f9 100644
--- a/camera/tests/CameraBinderTests.cpp
+++ b/camera/tests/CameraBinderTests.cpp
@@ -243,16 +243,36 @@
 
 };
 
+namespace {
+    Mutex                     gLock;
+    class DeathNotifier : public IBinder::DeathRecipient
+    {
+    public:
+        DeathNotifier() {}
+
+        virtual void binderDied(const wp<IBinder>& /*who*/) {
+            ALOGV("binderDied");
+            Mutex::Autolock _l(gLock);
+            ALOGW("Camera service died!");
+        }
+    };
+    sp<DeathNotifier>         gDeathNotifier;
+}; // anonymous namespace
+
 // Exercise basic binder calls for the camera service
 TEST(CameraServiceBinderTest, CheckBinderCameraService) {
     ProcessState::self()->startThreadPool();
     sp<IServiceManager> sm = defaultServiceManager();
     sp<IBinder> binder = sm->getService(String16("media.camera"));
     ASSERT_NOT_NULL(binder);
+    if (gDeathNotifier == NULL) {
+        gDeathNotifier = new DeathNotifier();
+    }
+    binder->linkToDeath(gDeathNotifier);
     sp<ICameraService> service = interface_cast<ICameraService>(binder);
 
 
-    int32_t numCameras = service->getNumberOfCameras();
+    int32_t numCameras = service->getNumberOfCameras(ICameraService::CAMERA_TYPE_ALL);
     EXPECT_LE(0, numCameras);
 
     // Check listener binder calls
diff --git a/include/camera/ndk/NdkCameraCaptureSession.h b/include/camera/ndk/NdkCameraCaptureSession.h
new file mode 100644
index 0000000..b3367c7
--- /dev/null
+++ b/include/camera/ndk/NdkCameraCaptureSession.h
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+#include "NdkCameraError.h"
+#include "NdkCameraMetadata.h"
+
+#ifndef _NDK_CAMERA_CAPTURE_SESSION_H
+#define _NDK_CAMERA_CAPTURE_SESSION_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ACameraCaptureSession ACameraCaptureSession;
+
+typedef void (*ACameraCaptureSession_stateCallback)(void* context, ACameraCaptureSession *session);
+
+typedef struct ACameraCaptureSession_stateCallbacks {
+    void*                               context;
+    ACameraCaptureSession_stateCallback onConfigured;
+    ACameraCaptureSession_stateCallback onConfigureFailed;
+    ACameraCaptureSession_stateCallback onClosed;
+    ACameraCaptureSession_stateCallback onReady;
+    ACameraCaptureSession_stateCallback onActive;
+} ACameraCaptureSession_stateCallbacks;
+
+typedef struct ACameraCaptureFailure {
+    uint32_t frameNumber;
+    int      reason;
+    int      sequenceId;
+    int      wasImageCaptured;
+} ACameraCaptureFailure;
+
+typedef void (*ACameraCaptureSession_captureCallback_start)(
+        void* context, ACameraCaptureSession* session,
+        ACaptureRequest* request, long timestamp);
+
+typedef void (*ACameraCaptureSession_captureCallback_result)(
+        void* context, ACameraCaptureSession* session,
+        ACaptureRequest* request, ACameraMetadata* result);
+
+typedef void (*ACameraCaptureSession_captureCallback_failed)(
+        void* context, ACameraCaptureSession* session,
+        ACaptureRequest* request, ACameraCaptureFailure* failure);
+
+typedef void (*ACameraCaptureSession_captureCallback_sequenceEnd)(
+        void* context, ACameraCaptureSession* session,
+        int sequenceId, long frameNumber);
+
+typedef struct ACameraCaptureSession_captureCallbacks {
+    void*                                             context;
+    ACameraCaptureSession_captureCallback_start       onCaptureStarted;
+    ACameraCaptureSession_captureCallback_result      onCaptureProgressed;
+    ACameraCaptureSession_captureCallback_result      onCaptureCompleted;
+    ACameraCaptureSession_captureCallback_failed      onCaptureFailed;
+    ACameraCaptureSession_captureCallback_sequenceEnd onCaptureSequenceCompleted;
+    ACameraCaptureSession_captureCallback_sequenceEnd onCaptureSequenceAborted;
+} ACameraCaptureSession_captureCallbacks;
+
+/*
+ * Close capture session
+ */
+camera_status_t ACameraCaptureSession_close(ACameraCaptureSession*);
+
+struct ACameraDevice;
+typedef struct ACameraDevice ACameraDevice;
+
+/**
+ * Get the camera device associated with this capture session
+ */
+camera_status_t ACameraCaptureSession_getDevice(
+        ACameraCaptureSession*, ACameraDevice** device);
+
+/**
+ * Send capture request(s)
+ */
+camera_status_t ACameraCaptureSession_capture(
+        ACameraCaptureSession*, /*optional*/ACameraCaptureSession_captureCallbacks*,
+        int numRequests, const ACaptureRequest* requests);
+
+/**
+ * Send repeating capture request(s)
+ */
+camera_status_t ACameraCaptureSession_setRepeatingRequest(
+        ACameraCaptureSession*, /*optional*/ACameraCaptureSession_captureCallbacks*,
+        int numRequests, const ACaptureRequest* requests);
+
+/**
+ * Stop repeating capture request(s)
+ */
+camera_status_t ACameraCaptureSession_stopRepeating(ACameraCaptureSession*);
+
+/**
+ * Stop all capture requests as soon as possible
+ */
+camera_status_t ACameraCaptureSession_abortCaptures(ACameraCaptureSession*);
+
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // _NDK_CAMERA_CAPTURE_SESSION_H
diff --git a/include/camera/ndk/NdkCameraDevice.h b/include/camera/ndk/NdkCameraDevice.h
new file mode 100644
index 0000000..6eb0707
--- /dev/null
+++ b/include/camera/ndk/NdkCameraDevice.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+
+#include <android/native_window.h>
+#include "NdkCameraError.h"
+#include "NdkCaptureRequest.h"
+#include "NdkCameraCaptureSession.h"
+
+#ifndef _NDK_CAMERA_DEVICE_H
+#define _NDK_CAMERA_DEVICE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ACameraDevice ACameraDevice;
+
+// Struct to hold camera state callbacks
+typedef void (*ACameraDevice_StateCallback)(void* context, ACameraDevice* device);
+typedef void (*ACameraDevice_ErrorStateCallback)(void* context, ACameraDevice* device, int error);
+
+typedef struct ACameraDevice_StateCallbacks {
+    void*                             context;
+    ACameraDevice_StateCallback       onDisconnected;
+    ACameraDevice_ErrorStateCallback  onError;
+} ACameraDevice_stateCallbacks;
+
+/**
+ * Close the camera device synchronously. Open is done in ACameraManager_openCamera
+ */
+camera_status_t ACameraDevice_close(ACameraDevice*);
+
+/**
+ * Return the camera id associated with this camera device
+ * The returned pointer is still owned by framework and should not be delete/free by app
+ * The returned pointer should not be used after the device has been closed
+ */
+const char* ACameraDevice_getId(const ACameraDevice*);
+
+typedef enum {
+    TEMPLATE_PREVIEW = 1,
+    TEMPLATE_STILL_CAPTURE,
+    TEMPLATE_RECORD,
+    TEMPLATE_VIDEO_SNAPSHOT,
+    TEMPLATE_ZERO_SHUTTER_LAG,
+    TEMPLATE_MANUAL,
+} ACameraDevice_request_template;
+
+/**
+ * Create/free a default capture request for input template
+ */
+camera_status_t ACameraDevice_createCaptureRequest(
+        const ACameraDevice*, ACameraDevice_request_template, /*out*/ACaptureRequest** request);
+
+/**
+ * APIs for createing capture session
+ */
+typedef struct ACaptureSessionOutputContainer ACaptureSessionOutputContainer;
+
+typedef struct ACaptureSessionOutput ACaptureSessionOutput;
+
+camera_status_t ACaptureSessionOutputContainer_create(/*out*/ACaptureSessionOutputContainer**);
+void            ACaptureSessionOutputContainer_free(ACaptureSessionOutputContainer*);
+
+camera_status_t ACaptureSessionOutput_create(ANativeWindow*, /*out*/ACaptureSessionOutput**);
+void            ACaptureSessionOutput_free(ACaptureSessionOutput*);
+
+camera_status_t ACaptureSessionOutputContainer_add(
+        ACaptureSessionOutputContainer*, const ACaptureSessionOutput*);
+camera_status_t ACaptureSessionOutputContainer_remove(
+        ACaptureSessionOutputContainer*, const ACaptureSessionOutput*);
+
+camera_status_t ACameraDevice_createCaptureSession(
+        ACameraDevice*,
+        const ACaptureSessionOutputContainer*       outputs,
+        const ACameraCaptureSession_stateCallbacks* callbacks);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // _NDK_CAMERA_DEVICE_H
diff --git a/include/camera/ndk/NdkCameraError.h b/include/camera/ndk/NdkCameraError.h
new file mode 100644
index 0000000..94a6942
--- /dev/null
+++ b/include/camera/ndk/NdkCameraError.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+
+#ifndef _NDK_CAMERA_ERROR_H
+#define _NDK_CAMERA_ERROR_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    ACAMERA_OK = 0,
+
+    ACAMERA_ERROR_BASE                  = -10000,
+    ACAMERA_ERROR_UNKNOWN               = ACAMERA_ERROR_BASE,
+    ACAMERA_ERROR_UNSUPPORTED           = ACAMERA_ERROR_BASE - 1,
+    ACAMERA_ERROR_INVALID_PARAMETER     = ACAMERA_ERROR_BASE - 2,
+    ACAMERA_ERROR_CAMERA_DISCONNECTED   = ACAMERA_ERROR_BASE - 3,
+    ACAMERA_ERROR_NOT_ENOUGH_MEMORY     = ACAMERA_ERROR_BASE - 4,
+    ACAMERA_ERROR_METADATA_NOT_FOUND    = ACAMERA_ERROR_BASE - 5,
+    ACAMERA_ERROR_CAMERA_DEVICE         = ACAMERA_ERROR_BASE - 6,
+    ACAMERA_ERROR_CAMERA_SERVICE        = ACAMERA_ERROR_BASE - 7,
+    ACAMERA_ERROR_CAMERA_REQUEST        = ACAMERA_ERROR_BASE - 8,
+    ACAMERA_ERROR_CAMERA_RESULT         = ACAMERA_ERROR_BASE - 9,
+    ACAMERA_ERROR_CAMERA_BUFFER         = ACAMERA_ERROR_BASE - 10,
+
+} camera_status_t;
+
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // _NDK_CAMERA_ERROR_H
diff --git a/include/camera/ndk/NdkCameraManager.h b/include/camera/ndk/NdkCameraManager.h
new file mode 100644
index 0000000..adef6ed
--- /dev/null
+++ b/include/camera/ndk/NdkCameraManager.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+
+#ifndef _NDK_CAMERA_MANAGER_H
+#define _NDK_CAMERA_MANAGER_H
+
+#include "NdkCameraError.h"
+#include "NdkCameraMetadata.h"
+#include "NdkCameraDevice.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ACameraManager ACameraManager;
+
+/**
+ * Create CameraManager instance.
+ * The caller must call ACameraManager_delete to free the resources
+ */
+ACameraManager* ACameraManager_create();
+
+/**
+ * delete the ACameraManager and free its resources
+ */
+void ACameraManager_delete(ACameraManager*);
+
+// Struct to hold list of camera devices
+typedef struct ACameraIdList {
+    int numCameras;
+    const char** cameraIds;
+} ACameraIdList;
+
+/**
+ * Create/delete a list of camera devices.
+ * ACameraManager_getCameraIdList will allocate and return an ACameraIdList.
+ * The caller must call ACameraManager_deleteCameraIdList to free the memory
+ */
+camera_status_t ACameraManager_getCameraIdList(ACameraManager*,
+                                              /*out*/ACameraIdList** cameraIdList);
+void ACameraManager_deleteCameraIdList(ACameraIdList* cameraIdList);
+
+
+// Struct to hold camera availability callbacks
+typedef void (*ACameraManager_AvailabilityCallback)(void* context, const char* cameraId);
+
+typedef struct ACameraManager_AvailabilityListener {
+    void*                               context; // optional application context.
+    ACameraManager_AvailabilityCallback onCameraAvailable;
+    ACameraManager_AvailabilityCallback onCameraUnavailable;
+} ACameraManager_AvailabilityCallbacks;
+
+/**
+ * register/unregister camera availability callbacks
+ */
+camera_status_t ACameraManager_registerAvailabilityCallback(
+        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback);
+camera_status_t ACameraManager_unregisterAvailabilityCallback(
+        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback);
+
+/**
+ * Query the characteristics of a camera.
+ * The caller must call ACameraMetadata_free to free the memory of the output characteristics.
+ */
+camera_status_t ACameraManager_getCameraCharacteristics(
+        ACameraManager*, const char *cameraId,
+        /*out*/ACameraMetadata **characteristics);
+
+/**
+ * Open a camera device synchronously.
+ * The opened camera device will be returned in
+ */
+camera_status_t ACameraManager_openCamera(
+        ACameraManager*, const char* cameraId,
+        ACameraDevice_StateCallbacks* callback,
+        /*out*/ACameraDevice** device);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif //_NDK_CAMERA_MANAGER_H
diff --git a/include/camera/ndk/NdkCameraMetadata.h b/include/camera/ndk/NdkCameraMetadata.h
new file mode 100644
index 0000000..56412ad
--- /dev/null
+++ b/include/camera/ndk/NdkCameraMetadata.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+
+#ifndef _NDK_CAMERA_METADATA_H
+#define _NDK_CAMERA_METADATA_H
+
+#include "NdkCameraError.h"
+#include "NdkCameraMetadataTags.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ACameraMetadata ACameraMetadata;
+
+// Keep in sync with system/media/include/system/camera_metadata.h
+enum {
+    // Unsigned 8-bit integer (uint8_t)
+    ACAMERA_TYPE_BYTE = 0,
+    // Signed 32-bit integer (int32_t)
+    ACAMERA_TYPE_INT32 = 1,
+    // 32-bit float (float)
+    ACAMERA_TYPE_FLOAT = 2,
+    // Signed 64-bit integer (int64_t)
+    ACAMERA_TYPE_INT64 = 3,
+    // 64-bit float (double)
+    ACAMERA_TYPE_DOUBLE = 4,
+    // A 64-bit fraction (ACameraMetadata_rational)
+    ACAMERA_TYPE_RATIONAL = 5,
+    // Number of type fields
+    ACAMERA_NUM_TYPES
+};
+
+typedef struct ACameraMetadata_rational {
+    int32_t numerator;
+    int32_t denominator;
+} ACameraMetadata_rational;
+
+typedef struct ACameraMetadata_entry {
+    uint32_t tag;
+    uint8_t  type;
+    uint32_t count;
+    union {
+        uint8_t *u8;
+        int32_t *i32;
+        float   *f;
+        int64_t *i64;
+        double  *d;
+        ACameraMetadata_rational* r;
+    } data;
+} ACameraMetadata_entry;
+
+typedef struct ACameraMetadata_const_entry {
+    uint32_t tag;
+    uint8_t  type;
+    uint32_t count;
+    union {
+        const uint8_t *u8;
+        const int32_t *i32;
+        const float   *f;
+        const int64_t *i64;
+        const double  *d;
+        const ACameraMetadata_rational* r;
+    } data;
+} ACameraMetadata_const_entry;
+
+/*
+ * Get a metadata entry
+ */
+camera_status_t ACameraMetadata_getConstEntry(
+        const ACameraMetadata*, uint32_t tag, ACameraMetadata_const_entry* entry);
+
+// TODO: need an API to list all tags in the metadata. Same for ACaptureRequest
+
+/**
+ * Copy a metadata. Duplicates a metadata structure.
+ * The destination ACameraMetadata must be freed by the application with ACameraMetadata_free
+ * after application is done using it.
+ * Returns NULL when src cannot be copied
+ */
+ACameraMetadata* ACameraMetadata_copy(const ACameraMetadata* src);
+
+/**
+ * Frees a metadata structure.
+ */
+void ACameraMetadata_free(ACameraMetadata*);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif //_NDK_CAMERA_METADATA_H
diff --git a/include/camera/ndk/NdkCameraMetadataTags.h b/include/camera/ndk/NdkCameraMetadataTags.h
new file mode 100644
index 0000000..0c398be
--- /dev/null
+++ b/include/camera/ndk/NdkCameraMetadataTags.h
@@ -0,0 +1,877 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+
+#ifndef _NDK_CAMERA_METADATA_TAGS_H
+#define _NDK_CAMERA_METADATA_TAGS_H
+
+typedef enum acamera_metadata_section {
+    ACAMERA_COLOR_CORRECTION,
+    ACAMERA_CONTROL,
+    ACAMERA_DEMOSAIC,
+    ACAMERA_EDGE,
+    ACAMERA_FLASH,
+    ACAMERA_FLASH_INFO,
+    ACAMERA_HOT_PIXEL,
+    ACAMERA_JPEG,
+    ACAMERA_LENS,
+    ACAMERA_LENS_INFO,
+    ACAMERA_NOISE_REDUCTION,
+    ACAMERA_QUIRKS,
+    ACAMERA_REQUEST,
+    ACAMERA_SCALER,
+    ACAMERA_SENSOR,
+    ACAMERA_SENSOR_INFO,
+    ACAMERA_SHADING,
+    ACAMERA_STATISTICS,
+    ACAMERA_STATISTICS_INFO,
+    ACAMERA_TONEMAP,
+    ACAMERA_LED,
+    ACAMERA_INFO,
+    ACAMERA_BLACK_LEVEL,
+    ACAMERA_SYNC,
+    ACAMERA_REPROCESS,
+    ACAMERA_DEPTH,
+    ACAMERA_SECTION_COUNT,
+
+    ACAMERA_VENDOR = 0x8000
+} acamera_metadata_section_t;
+
+/**
+ * Hierarchy positions in enum space.
+ */
+typedef enum acamera_metadata_section_start {
+    ACAMERA_COLOR_CORRECTION_START = ACAMERA_COLOR_CORRECTION  << 16,
+    ACAMERA_CONTROL_START          = ACAMERA_CONTROL           << 16,
+    ACAMERA_DEMOSAIC_START         = ACAMERA_DEMOSAIC          << 16,
+    ACAMERA_EDGE_START             = ACAMERA_EDGE              << 16,
+    ACAMERA_FLASH_START            = ACAMERA_FLASH             << 16,
+    ACAMERA_FLASH_INFO_START       = ACAMERA_FLASH_INFO        << 16,
+    ACAMERA_HOT_PIXEL_START        = ACAMERA_HOT_PIXEL         << 16,
+    ACAMERA_JPEG_START             = ACAMERA_JPEG              << 16,
+    ACAMERA_LENS_START             = ACAMERA_LENS              << 16,
+    ACAMERA_LENS_INFO_START        = ACAMERA_LENS_INFO         << 16,
+    ACAMERA_NOISE_REDUCTION_START  = ACAMERA_NOISE_REDUCTION   << 16,
+    ACAMERA_QUIRKS_START           = ACAMERA_QUIRKS            << 16,
+    ACAMERA_REQUEST_START          = ACAMERA_REQUEST           << 16,
+    ACAMERA_SCALER_START           = ACAMERA_SCALER            << 16,
+    ACAMERA_SENSOR_START           = ACAMERA_SENSOR            << 16,
+    ACAMERA_SENSOR_INFO_START      = ACAMERA_SENSOR_INFO       << 16,
+    ACAMERA_SHADING_START          = ACAMERA_SHADING           << 16,
+    ACAMERA_STATISTICS_START       = ACAMERA_STATISTICS        << 16,
+    ACAMERA_STATISTICS_INFO_START  = ACAMERA_STATISTICS_INFO   << 16,
+    ACAMERA_TONEMAP_START          = ACAMERA_TONEMAP           << 16,
+    ACAMERA_LED_START              = ACAMERA_LED               << 16,
+    ACAMERA_INFO_START             = ACAMERA_INFO              << 16,
+    ACAMERA_BLACK_LEVEL_START      = ACAMERA_BLACK_LEVEL       << 16,
+    ACAMERA_SYNC_START             = ACAMERA_SYNC              << 16,
+    ACAMERA_REPROCESS_START        = ACAMERA_REPROCESS         << 16,
+    ACAMERA_DEPTH_START            = ACAMERA_DEPTH             << 16,
+    ACAMERA_VENDOR_START           = ACAMERA_VENDOR            << 16
+} acamera_metadata_section_start_t;
+
+/**
+ * Main enum for camera metadata tags.
+ */
+typedef enum acamera_metadata_tag {
+    ACAMERA_COLOR_CORRECTION_MODE =                             // byte (enum)
+            ACAMERA_COLOR_CORRECTION_START,
+    ACAMERA_COLOR_CORRECTION_TRANSFORM,                         // rational[3*3]
+    ACAMERA_COLOR_CORRECTION_GAINS,                             // float[4]
+    ACAMERA_COLOR_CORRECTION_ABERRATION_MODE,                   // byte (enum)
+    ACAMERA_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,        // byte[n]
+    ACAMERA_COLOR_CORRECTION_END,
+
+    ACAMERA_CONTROL_AE_ANTIBANDING_MODE =                       // byte (enum)
+            ACAMERA_CONTROL_START,
+    ACAMERA_CONTROL_AE_EXPOSURE_COMPENSATION,                   // int32
+    ACAMERA_CONTROL_AE_LOCK,                                    // byte (enum)
+    ACAMERA_CONTROL_AE_MODE,                                    // byte (enum)
+    ACAMERA_CONTROL_AE_REGIONS,                                 // int32[5*area_count]
+    ACAMERA_CONTROL_AE_TARGET_FPS_RANGE,                        // int32[2]
+    ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER,                      // byte (enum)
+    ACAMERA_CONTROL_AF_MODE,                                    // byte (enum)
+    ACAMERA_CONTROL_AF_REGIONS,                                 // int32[5*area_count]
+    ACAMERA_CONTROL_AF_TRIGGER,                                 // byte (enum)
+    ACAMERA_CONTROL_AWB_LOCK,                                   // byte (enum)
+    ACAMERA_CONTROL_AWB_MODE,                                   // byte (enum)
+    ACAMERA_CONTROL_AWB_REGIONS,                                // int32[5*area_count]
+    ACAMERA_CONTROL_CAPTURE_INTENT,                             // byte (enum)
+    ACAMERA_CONTROL_EFFECT_MODE,                                // byte (enum)
+    ACAMERA_CONTROL_MODE,                                       // byte (enum)
+    ACAMERA_CONTROL_SCENE_MODE,                                 // byte (enum)
+    ACAMERA_CONTROL_VIDEO_STABILIZATION_MODE,                   // byte (enum)
+    ACAMERA_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,             // byte[n]
+    ACAMERA_CONTROL_AE_AVAILABLE_MODES,                         // byte[n]
+    ACAMERA_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,             // int32[2*n]
+    ACAMERA_CONTROL_AE_COMPENSATION_RANGE,                      // int32[2]
+    ACAMERA_CONTROL_AE_COMPENSATION_STEP,                       // rational
+    ACAMERA_CONTROL_AF_AVAILABLE_MODES,                         // byte[n]
+    ACAMERA_CONTROL_AVAILABLE_EFFECTS,                          // byte[n]
+    ACAMERA_CONTROL_AVAILABLE_SCENE_MODES,                      // byte[n]
+    ACAMERA_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,        // byte[n]
+    ACAMERA_CONTROL_AWB_AVAILABLE_MODES,                        // byte[n]
+    ACAMERA_CONTROL_MAX_REGIONS,                                // int32[3]
+    ACAMERA_CONTROL_RESERVED_29,
+    ACAMERA_CONTROL_RESERVED_30,
+    ACAMERA_CONTROL_AE_STATE,                                   // byte (enum)
+    ACAMERA_CONTROL_AF_STATE,                                   // byte (enum)
+    ACAMERA_CONTROL_RESERVED_33,
+    ACAMERA_CONTROL_AWB_STATE,                                  // byte (enum)
+    ACAMERA_CONTROL_AVAILABLE_HIGH_SPEED_VIDEO_CONFIGURATIONS,  // int32[5*n]
+    ACAMERA_CONTROL_AE_LOCK_AVAILABLE,                          // byte (enum)
+    ACAMERA_CONTROL_AWB_LOCK_AVAILABLE,                         // byte (enum)
+    ACAMERA_CONTROL_AVAILABLE_MODES,                            // byte[n]
+    ACAMERA_CONTROL_POST_RAW_SENSITIVITY_BOOST_RANGE,           // int32[2]
+    ACAMERA_CONTROL_POST_RAW_SENSITIVITY_BOOST,                 // int32
+    ACAMERA_CONTROL_END,
+
+    ACAMERA_DEMOSAIC_RESERVED_0 =
+            ACAMERA_DEMOSAIC_START,
+    ACAMERA_DEMOSAIC_END,
+
+    ACAMERA_EDGE_MODE =                                         // byte (enum)
+            ACAMERA_EDGE_START,
+    ACAMERA_EDGE_RESERVED_1,
+    ACAMERA_EDGE_AVAILABLE_EDGE_MODES,                          // byte[n]
+    ACAMERA_EDGE_END,
+
+    ACAMERA_FLASH_RESERVED_0 =
+            ACAMERA_FLASH_START,
+    ACAMERA_FLASH_RESERVED_1,
+    ACAMERA_FLASH_MODE,                                         // byte (enum)
+    ACAMERA_FLASH_RESERVED_3,
+    ACAMERA_FLASH_RESERVED_4,
+    ACAMERA_FLASH_STATE,                                        // byte (enum)
+    ACAMERA_FLASH_END,
+
+    ACAMERA_FLASH_INFO_AVAILABLE =                              // byte (enum)
+            ACAMERA_FLASH_INFO_START,
+    ACAMERA_FLASH_INFO_RESERVED_1,
+    ACAMERA_FLASH_INFO_END,
+
+    ACAMERA_HOT_PIXEL_MODE =                                    // byte (enum)
+            ACAMERA_HOT_PIXEL_START,
+    ACAMERA_HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES,                // byte[n]
+    ACAMERA_HOT_PIXEL_END,
+
+    ACAMERA_JPEG_GPS_COORDINATES =                              // double[3]
+            ACAMERA_JPEG_START,
+    ACAMERA_JPEG_GPS_PROCESSING_METHOD,                         // byte
+    ACAMERA_JPEG_GPS_TIMESTAMP,                                 // int64
+    ACAMERA_JPEG_ORIENTATION,                                   // int32
+    ACAMERA_JPEG_QUALITY,                                       // byte
+    ACAMERA_JPEG_THUMBNAIL_QUALITY,                             // byte
+    ACAMERA_JPEG_THUMBNAIL_SIZE,                                // int32[2]
+    ACAMERA_JPEG_AVAILABLE_THUMBNAIL_SIZES,                     // int32[2*n]
+    ACAMERA_JPEG_RESERVED_8,
+    ACAMERA_JPEG_RESERVED_9,
+    ACAMERA_JPEG_END,
+
+    ACAMERA_LENS_APERTURE =                                     // float
+            ACAMERA_LENS_START,
+    ACAMERA_LENS_FILTER_DENSITY,                                // float
+    ACAMERA_LENS_FOCAL_LENGTH,                                  // float
+    ACAMERA_LENS_FOCUS_DISTANCE,                                // float
+    ACAMERA_LENS_OPTICAL_STABILIZATION_MODE,                    // byte (enum)
+    ACAMERA_LENS_FACING,                                        // byte (enum)
+    ACAMERA_LENS_POSE_ROTATION,                                 // float[4]
+    ACAMERA_LENS_POSE_TRANSLATION,                              // float[3]
+    ACAMERA_LENS_FOCUS_RANGE,                                   // float[2]
+    ACAMERA_LENS_STATE,                                         // byte (enum)
+    ACAMERA_LENS_INTRINSIC_CALIBRATION,                         // float[5]
+    ACAMERA_LENS_RADIAL_DISTORTION,                             // float[6]
+    ACAMERA_LENS_END,
+
+    ACAMERA_LENS_INFO_AVAILABLE_APERTURES =                     // float[n]
+            ACAMERA_LENS_INFO_START,
+    ACAMERA_LENS_INFO_AVAILABLE_FILTER_DENSITIES,               // float[n]
+    ACAMERA_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,                  // float[n]
+    ACAMERA_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION,          // byte[n]
+    ACAMERA_LENS_INFO_HYPERFOCAL_DISTANCE,                      // float
+    ACAMERA_LENS_INFO_MINIMUM_FOCUS_DISTANCE,                   // float
+    ACAMERA_LENS_INFO_SHADING_MAP_SIZE,                         // int32[2]
+    ACAMERA_LENS_INFO_FOCUS_DISTANCE_CALIBRATION,               // byte (enum)
+    ACAMERA_LENS_INFO_END,
+
+    ACAMERA_NOISE_REDUCTION_MODE =                              // byte (enum)
+            ACAMERA_NOISE_REDUCTION_START,
+    ACAMERA_NOISE_REDUCTION_RESERVED_1,
+    ACAMERA_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,    // byte[n]
+    ACAMERA_NOISE_REDUCTION_END,
+
+    ACAMERA_QUIRKS_RESERVED_0 =
+            ACAMERA_QUIRKS_START,
+    ACAMERA_QUIRKS_RESERVED_1,
+    ACAMERA_QUIRKS_RESERVED_2,
+    ACAMERA_QUIRKS_USE_PARTIAL_RESULT,                          // Deprecated! DO NOT USE
+    ACAMERA_QUIRKS_PARTIAL_RESULT,                              // Deprecated! DO NOT USE
+    ACAMERA_QUIRKS_END,
+
+    ACAMERA_REQUEST_FRAME_COUNT =                               // Deprecated! DO NOT USE
+            ACAMERA_REQUEST_START,
+    ACAMERA_REQUEST_ID,                                         // int32
+    ACAMERA_REQUEST_RESERVED_2,
+    ACAMERA_REQUEST_RESERVED_3,
+    ACAMERA_REQUEST_RESERVED_4,
+    ACAMERA_REQUEST_RESERVED_5,
+    ACAMERA_REQUEST_MAX_NUM_OUTPUT_STREAMS,                     // int32[3]
+    ACAMERA_REQUEST_RESERVED_7,
+    ACAMERA_REQUEST_MAX_NUM_INPUT_STREAMS,                      // int32
+    ACAMERA_REQUEST_PIPELINE_DEPTH,                             // byte
+    ACAMERA_REQUEST_PIPELINE_MAX_DEPTH,                         // byte
+    ACAMERA_REQUEST_PARTIAL_RESULT_COUNT,                       // int32
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES,                     // byte[n] (enum)
+    ACAMERA_REQUEST_AVAILABLE_REQUEST_KEYS,                     // int32[n]
+    ACAMERA_REQUEST_AVAILABLE_RESULT_KEYS,                      // int32[n]
+    ACAMERA_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS,             // int32[n]
+    ACAMERA_REQUEST_END,
+
+    ACAMERA_SCALER_CROP_REGION =                                // int32[4]
+            ACAMERA_SCALER_START,
+    ACAMERA_SCALER_AVAILABLE_FORMATS,                           // Deprecated! DO NOT USE
+    ACAMERA_SCALER_AVAILABLE_JPEG_MIN_DURATIONS,                // Deprecated! DO NOT USE
+    ACAMERA_SCALER_AVAILABLE_JPEG_SIZES,                        // Deprecated! DO NOT USE
+    ACAMERA_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,                  // float
+    ACAMERA_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS,           // Deprecated! DO NOT USE
+    ACAMERA_SCALER_AVAILABLE_PROCESSED_SIZES,                   // Deprecated! DO NOT USE
+    ACAMERA_SCALER_RESERVED_7,
+    ACAMERA_SCALER_RESERVED_8,
+    ACAMERA_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP,          // int32
+    ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS,             // int32[n*4] (enum)
+    ACAMERA_SCALER_AVAILABLE_MIN_FRAME_DURATIONS,               // int64[4*n]
+    ACAMERA_SCALER_AVAILABLE_STALL_DURATIONS,                   // int64[4*n]
+    ACAMERA_SCALER_CROPPING_TYPE,                               // byte (enum)
+    ACAMERA_SCALER_END,
+
+    ACAMERA_SENSOR_EXPOSURE_TIME =                              // int64
+            ACAMERA_SENSOR_START,
+    ACAMERA_SENSOR_FRAME_DURATION,                              // int64
+    ACAMERA_SENSOR_SENSITIVITY,                                 // int32
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1,                       // byte (enum)
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT2,                       // byte
+    ACAMERA_SENSOR_CALIBRATION_TRANSFORM1,                      // rational[3*3]
+    ACAMERA_SENSOR_CALIBRATION_TRANSFORM2,                      // rational[3*3]
+    ACAMERA_SENSOR_COLOR_TRANSFORM1,                            // rational[3*3]
+    ACAMERA_SENSOR_COLOR_TRANSFORM2,                            // rational[3*3]
+    ACAMERA_SENSOR_FORWARD_MATRIX1,                             // rational[3*3]
+    ACAMERA_SENSOR_FORWARD_MATRIX2,                             // rational[3*3]
+    ACAMERA_SENSOR_RESERVED_11,
+    ACAMERA_SENSOR_BLACK_LEVEL_PATTERN,                         // int32[4]
+    ACAMERA_SENSOR_MAX_ANALOG_SENSITIVITY,                      // int32
+    ACAMERA_SENSOR_ORIENTATION,                                 // int32
+    ACAMERA_SENSOR_RESERVED_15,
+    ACAMERA_SENSOR_TIMESTAMP,                                   // int64
+    ACAMERA_SENSOR_RESERVED_17,
+    ACAMERA_SENSOR_NEUTRAL_COLOR_POINT,                         // rational[3]
+    ACAMERA_SENSOR_NOISE_PROFILE,                               // double[2*CFA Channels]
+    ACAMERA_SENSOR_RESERVED_20,
+    ACAMERA_SENSOR_RESERVED_21,
+    ACAMERA_SENSOR_GREEN_SPLIT,                                 // float
+    ACAMERA_SENSOR_TEST_PATTERN_DATA,                           // int32[4]
+    ACAMERA_SENSOR_TEST_PATTERN_MODE,                           // int32 (enum)
+    ACAMERA_SENSOR_AVAILABLE_TEST_PATTERN_MODES,                // int32[n]
+    ACAMERA_SENSOR_ROLLING_SHUTTER_SKEW,                        // int64
+    ACAMERA_SENSOR_OPTICAL_BLACK_REGIONS,                       // int32[4*num_regions]
+    ACAMERA_SENSOR_DYNAMIC_BLACK_LEVEL,                         // float[4]
+    ACAMERA_SENSOR_DYNAMIC_WHITE_LEVEL,                         // int32
+    ACAMERA_SENSOR_RESERVED_30,
+    ACAMERA_SENSOR_END,
+
+    ACAMERA_SENSOR_INFO_ACTIVE_ARRAY_SIZE =                     // int32[4]
+            ACAMERA_SENSOR_INFO_START,
+    ACAMERA_SENSOR_INFO_SENSITIVITY_RANGE,                      // int32[2]
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT,               // byte (enum)
+    ACAMERA_SENSOR_INFO_EXPOSURE_TIME_RANGE,                    // int64[2]
+    ACAMERA_SENSOR_INFO_MAX_FRAME_DURATION,                     // int64
+    ACAMERA_SENSOR_INFO_PHYSICAL_SIZE,                          // float[2]
+    ACAMERA_SENSOR_INFO_PIXEL_ARRAY_SIZE,                       // int32[2]
+    ACAMERA_SENSOR_INFO_WHITE_LEVEL,                            // int32
+    ACAMERA_SENSOR_INFO_TIMESTAMP_SOURCE,                       // byte (enum)
+    ACAMERA_SENSOR_INFO_LENS_SHADING_APPLIED,                   // byte (enum)
+    ACAMERA_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE,       // int32[4]
+    ACAMERA_SENSOR_INFO_END,
+
+    ACAMERA_SHADING_MODE =                                      // byte (enum)
+            ACAMERA_SHADING_START,
+    ACAMERA_SHADING_RESERVED_1,
+    ACAMERA_SHADING_AVAILABLE_MODES,                            // byte[n]
+    ACAMERA_SHADING_END,
+
+    ACAMERA_STATISTICS_FACE_DETECT_MODE =                       // byte (enum)
+            ACAMERA_STATISTICS_START,
+    ACAMERA_STATISTICS_RESERVED_1,
+    ACAMERA_STATISTICS_RESERVED_2,
+    ACAMERA_STATISTICS_HOT_PIXEL_MAP_MODE,                      // byte (enum)
+    ACAMERA_STATISTICS_FACE_IDS,                                // int32[n]
+    ACAMERA_STATISTICS_FACE_LANDMARKS,                          // int32[n*6]
+    ACAMERA_STATISTICS_FACE_RECTANGLES,                         // int32[n*4]
+    ACAMERA_STATISTICS_FACE_SCORES,                             // byte[n]
+    ACAMERA_STATISTICS_RESERVED_8,
+    ACAMERA_STATISTICS_RESERVED_9,
+    ACAMERA_STATISTICS_LENS_SHADING_CORRECTION_MAP,             // byte
+    ACAMERA_STATISTICS_LENS_SHADING_MAP,                        // float[4*n*m]
+    ACAMERA_STATISTICS_PREDICTED_COLOR_GAINS,                   // Deprecated! DO NOT USE
+    ACAMERA_STATISTICS_PREDICTED_COLOR_TRANSFORM,               // Deprecated! DO NOT USE
+    ACAMERA_STATISTICS_SCENE_FLICKER,                           // byte (enum)
+    ACAMERA_STATISTICS_HOT_PIXEL_MAP,                           // int32[2*n]
+    ACAMERA_STATISTICS_LENS_SHADING_MAP_MODE,                   // byte (enum)
+    ACAMERA_STATISTICS_END,
+
+    ACAMERA_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES =       // byte[n]
+            ACAMERA_STATISTICS_INFO_START,
+    ACAMERA_STATISTICS_INFO_RESERVED_1,
+    ACAMERA_STATISTICS_INFO_MAX_FACE_COUNT,                     // int32
+    ACAMERA_STATISTICS_INFO_RESERVED_3,
+    ACAMERA_STATISTICS_INFO_RESERVED_4,
+    ACAMERA_STATISTICS_INFO_RESERVED_5,
+    ACAMERA_STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES,      // byte[n]
+    ACAMERA_STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES,   // byte[n]
+    ACAMERA_STATISTICS_INFO_END,
+
+    ACAMERA_TONEMAP_CURVE_BLUE =                                // float[n*2]
+            ACAMERA_TONEMAP_START,
+    ACAMERA_TONEMAP_CURVE_GREEN,                                // float[n*2]
+    ACAMERA_TONEMAP_CURVE_RED,                                  // float[n*2]
+    ACAMERA_TONEMAP_MODE,                                       // byte (enum)
+    ACAMERA_TONEMAP_MAX_CURVE_POINTS,                           // int32
+    ACAMERA_TONEMAP_AVAILABLE_TONE_MAP_MODES,                   // byte[n]
+    ACAMERA_TONEMAP_GAMMA,                                      // float
+    ACAMERA_TONEMAP_PRESET_CURVE,                               // byte (enum)
+    ACAMERA_TONEMAP_END,
+
+    ACAMERA_LED_TRANSMIT =                                      // byte (enum)
+            ACAMERA_LED_START,
+    ACAMERA_LED_AVAILABLE_LEDS,                                 // byte[n] (enum)
+    ACAMERA_LED_END,
+
+    ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL =                     // byte (enum)
+            ACAMERA_INFO_START,
+    ACAMERA_INFO_END,
+
+    ACAMERA_BLACK_LEVEL_LOCK =                                  // byte (enum)
+            ACAMERA_BLACK_LEVEL_START,
+    ACAMERA_BLACK_LEVEL_END,
+
+    ACAMERA_SYNC_FRAME_NUMBER =                                 // int64 (enum)
+            ACAMERA_SYNC_START,
+    ACAMERA_SYNC_MAX_LATENCY,                                   // int32 (enum)
+    ACAMERA_SYNC_END,
+
+    ACAMERA_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR =               // float
+            ACAMERA_REPROCESS_START,
+    ACAMERA_REPROCESS_MAX_CAPTURE_STALL,                        // int32
+    ACAMERA_REPROCESS_END,
+
+    ACAMERA_DEPTH_RESERVED_0 =
+            ACAMERA_DEPTH_START,
+    ACAMERA_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS,        // int32[n*4] (enum)
+    ACAMERA_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS,          // int64[4*n]
+    ACAMERA_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS,              // int64[4*n]
+    ACAMERA_DEPTH_DEPTH_IS_EXCLUSIVE,                           // byte (enum)
+    ACAMERA_DEPTH_END,
+
+} acamera_metadata_tag_t;
+
+/**
+ * Enumeration definitions for the various entries that need them
+ */
+
+// ACAMERA_COLOR_CORRECTION_MODE
+typedef enum acamera_metadata_enum_acamera_color_correction_mode {
+    ACAMERA_COLOR_CORRECTION_MODE_TRANSFORM_MATRIX,
+    ACAMERA_COLOR_CORRECTION_MODE_FAST,
+    ACAMERA_COLOR_CORRECTION_MODE_HIGH_QUALITY,
+} acamera_metadata_enum_android_color_correction_mode_t;
+
+// ACAMERA_COLOR_CORRECTION_ABERRATION_MODE
+typedef enum acamera_metadata_enum_acamera_color_correction_aberration_mode {
+    ACAMERA_COLOR_CORRECTION_ABERRATION_MODE_OFF,
+    ACAMERA_COLOR_CORRECTION_ABERRATION_MODE_FAST,
+    ACAMERA_COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY,
+} acamera_metadata_enum_android_color_correction_aberration_mode_t;
+
+
+// ACAMERA_CONTROL_AE_ANTIBANDING_MODE
+typedef enum acamera_metadata_enum_acamera_control_ae_antibanding_mode {
+    ACAMERA_CONTROL_AE_ANTIBANDING_MODE_OFF,
+    ACAMERA_CONTROL_AE_ANTIBANDING_MODE_50HZ,
+    ACAMERA_CONTROL_AE_ANTIBANDING_MODE_60HZ,
+    ACAMERA_CONTROL_AE_ANTIBANDING_MODE_AUTO,
+} acamera_metadata_enum_android_control_ae_antibanding_mode_t;
+
+// ACAMERA_CONTROL_AE_LOCK
+typedef enum acamera_metadata_enum_acamera_control_ae_lock {
+    ACAMERA_CONTROL_AE_LOCK_OFF,
+    ACAMERA_CONTROL_AE_LOCK_ON,
+} acamera_metadata_enum_android_control_ae_lock_t;
+
+// ACAMERA_CONTROL_AE_MODE
+typedef enum acamera_metadata_enum_acamera_control_ae_mode {
+    ACAMERA_CONTROL_AE_MODE_OFF,
+    ACAMERA_CONTROL_AE_MODE_ON,
+    ACAMERA_CONTROL_AE_MODE_ON_AUTO_FLASH,
+    ACAMERA_CONTROL_AE_MODE_ON_ALWAYS_FLASH,
+    ACAMERA_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE,
+} acamera_metadata_enum_android_control_ae_mode_t;
+
+// ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER
+typedef enum acamera_metadata_enum_acamera_control_ae_precapture_trigger {
+    ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE,
+    ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER_START,
+    ACAMERA_CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL,
+} acamera_metadata_enum_android_control_ae_precapture_trigger_t;
+
+// ACAMERA_CONTROL_AF_MODE
+typedef enum acamera_metadata_enum_acamera_control_af_mode {
+    ACAMERA_CONTROL_AF_MODE_OFF,
+    ACAMERA_CONTROL_AF_MODE_AUTO,
+    ACAMERA_CONTROL_AF_MODE_MACRO,
+    ACAMERA_CONTROL_AF_MODE_CONTINUOUS_VIDEO,
+    ACAMERA_CONTROL_AF_MODE_CONTINUOUS_PICTURE,
+    ACAMERA_CONTROL_AF_MODE_EDOF,
+} acamera_metadata_enum_android_control_af_mode_t;
+
+// ACAMERA_CONTROL_AF_TRIGGER
+typedef enum acamera_metadata_enum_acamera_control_af_trigger {
+    ACAMERA_CONTROL_AF_TRIGGER_IDLE,
+    ACAMERA_CONTROL_AF_TRIGGER_START,
+    ACAMERA_CONTROL_AF_TRIGGER_CANCEL,
+} acamera_metadata_enum_android_control_af_trigger_t;
+
+// ACAMERA_CONTROL_AWB_LOCK
+typedef enum acamera_metadata_enum_acamera_control_awb_lock {
+    ACAMERA_CONTROL_AWB_LOCK_OFF,
+    ACAMERA_CONTROL_AWB_LOCK_ON,
+} acamera_metadata_enum_android_control_awb_lock_t;
+
+// ACAMERA_CONTROL_AWB_MODE
+typedef enum acamera_metadata_enum_acamera_control_awb_mode {
+    ACAMERA_CONTROL_AWB_MODE_OFF,
+    ACAMERA_CONTROL_AWB_MODE_AUTO,
+    ACAMERA_CONTROL_AWB_MODE_INCANDESCENT,
+    ACAMERA_CONTROL_AWB_MODE_FLUORESCENT,
+    ACAMERA_CONTROL_AWB_MODE_WARM_FLUORESCENT,
+    ACAMERA_CONTROL_AWB_MODE_DAYLIGHT,
+    ACAMERA_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT,
+    ACAMERA_CONTROL_AWB_MODE_TWILIGHT,
+    ACAMERA_CONTROL_AWB_MODE_SHADE,
+} acamera_metadata_enum_android_control_awb_mode_t;
+
+// ACAMERA_CONTROL_CAPTURE_INTENT
+typedef enum acamera_metadata_enum_acamera_control_capture_intent {
+    ACAMERA_CONTROL_CAPTURE_INTENT_CUSTOM,
+    ACAMERA_CONTROL_CAPTURE_INTENT_PREVIEW,
+    ACAMERA_CONTROL_CAPTURE_INTENT_STILL_CAPTURE,
+    ACAMERA_CONTROL_CAPTURE_INTENT_VIDEO_RECORD,
+    ACAMERA_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT,
+    ACAMERA_CONTROL_CAPTURE_INTENT_ZERO_SHUTTER_LAG,
+    ACAMERA_CONTROL_CAPTURE_INTENT_MANUAL,
+} acamera_metadata_enum_android_control_capture_intent_t;
+
+// ACAMERA_CONTROL_EFFECT_MODE
+typedef enum acamera_metadata_enum_acamera_control_effect_mode {
+    ACAMERA_CONTROL_EFFECT_MODE_OFF,
+    ACAMERA_CONTROL_EFFECT_MODE_MONO,
+    ACAMERA_CONTROL_EFFECT_MODE_NEGATIVE,
+    ACAMERA_CONTROL_EFFECT_MODE_SOLARIZE,
+    ACAMERA_CONTROL_EFFECT_MODE_SEPIA,
+    ACAMERA_CONTROL_EFFECT_MODE_POSTERIZE,
+    ACAMERA_CONTROL_EFFECT_MODE_WHITEBOARD,
+    ACAMERA_CONTROL_EFFECT_MODE_BLACKBOARD,
+    ACAMERA_CONTROL_EFFECT_MODE_AQUA,
+} acamera_metadata_enum_android_control_effect_mode_t;
+
+// ACAMERA_CONTROL_MODE
+typedef enum acamera_metadata_enum_acamera_control_mode {
+    ACAMERA_CONTROL_MODE_OFF,
+    ACAMERA_CONTROL_MODE_AUTO,
+    ACAMERA_CONTROL_MODE_USE_SCENE_MODE,
+    ACAMERA_CONTROL_MODE_OFF_KEEP_STATE,
+} acamera_metadata_enum_android_control_mode_t;
+
+// ACAMERA_CONTROL_SCENE_MODE
+typedef enum acamera_metadata_enum_acamera_control_scene_mode {
+    ACAMERA_CONTROL_SCENE_MODE_DISABLED                         = 0,
+    ACAMERA_CONTROL_SCENE_MODE_FACE_PRIORITY,
+    ACAMERA_CONTROL_SCENE_MODE_ACTION,
+    ACAMERA_CONTROL_SCENE_MODE_PORTRAIT,
+    ACAMERA_CONTROL_SCENE_MODE_LANDSCAPE,
+    ACAMERA_CONTROL_SCENE_MODE_NIGHT,
+    ACAMERA_CONTROL_SCENE_MODE_NIGHT_PORTRAIT,
+    ACAMERA_CONTROL_SCENE_MODE_THEATRE,
+    ACAMERA_CONTROL_SCENE_MODE_BEACH,
+    ACAMERA_CONTROL_SCENE_MODE_SNOW,
+    ACAMERA_CONTROL_SCENE_MODE_SUNSET,
+    ACAMERA_CONTROL_SCENE_MODE_STEADYPHOTO,
+    ACAMERA_CONTROL_SCENE_MODE_FIREWORKS,
+    ACAMERA_CONTROL_SCENE_MODE_SPORTS,
+    ACAMERA_CONTROL_SCENE_MODE_PARTY,
+    ACAMERA_CONTROL_SCENE_MODE_CANDLELIGHT,
+    ACAMERA_CONTROL_SCENE_MODE_BARCODE,
+    ACAMERA_CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO,
+    ACAMERA_CONTROL_SCENE_MODE_HDR,
+    ACAMERA_CONTROL_SCENE_MODE_FACE_PRIORITY_LOW_LIGHT,
+} acamera_metadata_enum_android_control_scene_mode_t;
+
+// ACAMERA_CONTROL_VIDEO_STABILIZATION_MODE
+typedef enum acamera_metadata_enum_acamera_control_video_stabilization_mode {
+    ACAMERA_CONTROL_VIDEO_STABILIZATION_MODE_OFF,
+    ACAMERA_CONTROL_VIDEO_STABILIZATION_MODE_ON,
+} acamera_metadata_enum_android_control_video_stabilization_mode_t;
+
+// ACAMERA_CONTROL_AE_STATE
+typedef enum acamera_metadata_enum_acamera_control_ae_state {
+    ACAMERA_CONTROL_AE_STATE_INACTIVE,
+    ACAMERA_CONTROL_AE_STATE_SEARCHING,
+    ACAMERA_CONTROL_AE_STATE_CONVERGED,
+    ACAMERA_CONTROL_AE_STATE_LOCKED,
+    ACAMERA_CONTROL_AE_STATE_FLASH_REQUIRED,
+    ACAMERA_CONTROL_AE_STATE_PRECAPTURE,
+} acamera_metadata_enum_android_control_ae_state_t;
+
+// ACAMERA_CONTROL_AF_STATE
+typedef enum acamera_metadata_enum_acamera_control_af_state {
+    ACAMERA_CONTROL_AF_STATE_INACTIVE,
+    ACAMERA_CONTROL_AF_STATE_PASSIVE_SCAN,
+    ACAMERA_CONTROL_AF_STATE_PASSIVE_FOCUSED,
+    ACAMERA_CONTROL_AF_STATE_ACTIVE_SCAN,
+    ACAMERA_CONTROL_AF_STATE_FOCUSED_LOCKED,
+    ACAMERA_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED,
+    ACAMERA_CONTROL_AF_STATE_PASSIVE_UNFOCUSED,
+} acamera_metadata_enum_android_control_af_state_t;
+
+// ACAMERA_CONTROL_AWB_STATE
+typedef enum acamera_metadata_enum_acamera_control_awb_state {
+    ACAMERA_CONTROL_AWB_STATE_INACTIVE,
+    ACAMERA_CONTROL_AWB_STATE_SEARCHING,
+    ACAMERA_CONTROL_AWB_STATE_CONVERGED,
+    ACAMERA_CONTROL_AWB_STATE_LOCKED,
+} acamera_metadata_enum_android_control_awb_state_t;
+
+// ACAMERA_CONTROL_AE_LOCK_AVAILABLE
+typedef enum acamera_metadata_enum_acamera_control_ae_lock_available {
+    ACAMERA_CONTROL_AE_LOCK_AVAILABLE_FALSE,
+    ACAMERA_CONTROL_AE_LOCK_AVAILABLE_TRUE,
+} acamera_metadata_enum_android_control_ae_lock_available_t;
+
+// ACAMERA_CONTROL_AWB_LOCK_AVAILABLE
+typedef enum acamera_metadata_enum_acamera_control_awb_lock_available {
+    ACAMERA_CONTROL_AWB_LOCK_AVAILABLE_FALSE,
+    ACAMERA_CONTROL_AWB_LOCK_AVAILABLE_TRUE,
+} acamera_metadata_enum_android_control_awb_lock_available_t;
+
+
+
+// ACAMERA_EDGE_MODE
+typedef enum acamera_metadata_enum_acamera_edge_mode {
+    ACAMERA_EDGE_MODE_OFF,
+    ACAMERA_EDGE_MODE_FAST,
+    ACAMERA_EDGE_MODE_HIGH_QUALITY,
+    ACAMERA_EDGE_MODE_ZERO_SHUTTER_LAG,
+} acamera_metadata_enum_android_edge_mode_t;
+
+
+// ACAMERA_FLASH_MODE
+typedef enum acamera_metadata_enum_acamera_flash_mode {
+    ACAMERA_FLASH_MODE_OFF,
+    ACAMERA_FLASH_MODE_SINGLE,
+    ACAMERA_FLASH_MODE_TORCH,
+} acamera_metadata_enum_android_flash_mode_t;
+
+// ACAMERA_FLASH_STATE
+typedef enum acamera_metadata_enum_acamera_flash_state {
+    ACAMERA_FLASH_STATE_UNAVAILABLE,
+    ACAMERA_FLASH_STATE_CHARGING,
+    ACAMERA_FLASH_STATE_READY,
+    ACAMERA_FLASH_STATE_FIRED,
+    ACAMERA_FLASH_STATE_PARTIAL,
+} acamera_metadata_enum_android_flash_state_t;
+
+
+// ACAMERA_FLASH_INFO_AVAILABLE
+typedef enum acamera_metadata_enum_acamera_flash_info_available {
+    ACAMERA_FLASH_INFO_AVAILABLE_FALSE,
+    ACAMERA_FLASH_INFO_AVAILABLE_TRUE,
+} acamera_metadata_enum_android_flash_info_available_t;
+
+
+// ACAMERA_HOT_PIXEL_MODE
+typedef enum acamera_metadata_enum_acamera_hot_pixel_mode {
+    ACAMERA_HOT_PIXEL_MODE_OFF,
+    ACAMERA_HOT_PIXEL_MODE_FAST,
+    ACAMERA_HOT_PIXEL_MODE_HIGH_QUALITY,
+} acamera_metadata_enum_android_hot_pixel_mode_t;
+
+
+
+// ACAMERA_LENS_OPTICAL_STABILIZATION_MODE
+typedef enum acamera_metadata_enum_acamera_lens_optical_stabilization_mode {
+    ACAMERA_LENS_OPTICAL_STABILIZATION_MODE_OFF,
+    ACAMERA_LENS_OPTICAL_STABILIZATION_MODE_ON,
+} acamera_metadata_enum_android_lens_optical_stabilization_mode_t;
+
+// ACAMERA_LENS_FACING
+typedef enum acamera_metadata_enum_acamera_lens_facing {
+    ACAMERA_LENS_FACING_FRONT,
+    ACAMERA_LENS_FACING_BACK,
+    ACAMERA_LENS_FACING_EXTERNAL,
+} acamera_metadata_enum_android_lens_facing_t;
+
+// ACAMERA_LENS_STATE
+typedef enum acamera_metadata_enum_acamera_lens_state {
+    ACAMERA_LENS_STATE_STATIONARY,
+    ACAMERA_LENS_STATE_MOVING,
+} acamera_metadata_enum_android_lens_state_t;
+
+
+// ACAMERA_LENS_INFO_FOCUS_DISTANCE_CALIBRATION
+typedef enum acamera_metadata_enum_acamera_lens_info_focus_distance_calibration {
+    ACAMERA_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED,
+    ACAMERA_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_APPROXIMATE,
+    ACAMERA_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_CALIBRATED,
+} acamera_metadata_enum_android_lens_info_focus_distance_calibration_t;
+
+
+// ACAMERA_NOISE_REDUCTION_MODE
+typedef enum acamera_metadata_enum_acamera_noise_reduction_mode {
+    ACAMERA_NOISE_REDUCTION_MODE_OFF,
+    ACAMERA_NOISE_REDUCTION_MODE_FAST,
+    ACAMERA_NOISE_REDUCTION_MODE_HIGH_QUALITY,
+    ACAMERA_NOISE_REDUCTION_MODE_MINIMAL,
+    ACAMERA_NOISE_REDUCTION_MODE_ZERO_SHUTTER_LAG,
+} acamera_metadata_enum_android_noise_reduction_mode_t;
+
+
+// ACAMERA_QUIRKS_PARTIAL_RESULT
+typedef enum acamera_metadata_enum_acamera_quirks_partial_result {
+    ACAMERA_QUIRKS_PARTIAL_RESULT_FINAL,
+    ACAMERA_QUIRKS_PARTIAL_RESULT_PARTIAL,
+} acamera_metadata_enum_android_quirks_partial_result_t;
+
+
+// ACAMERA_REQUEST_AVAILABLE_CAPABILITIES
+typedef enum acamera_metadata_enum_acamera_request_available_capabilities {
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_RAW,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT,
+    ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO,
+} acamera_metadata_enum_android_request_available_capabilities_t;
+
+
+// ACAMERA_SCALER_AVAILABLE_FORMATS
+typedef enum acamera_metadata_enum_acamera_scaler_available_formats {
+    ACAMERA_SCALER_AVAILABLE_FORMATS_RAW16                      = 0x20,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE                 = 0x24,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_YV12                       = 0x32315659,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_YCrCb_420_SP               = 0x11,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_IMPLEMENTATION_DEFINED     = 0x22,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_YCbCr_420_888              = 0x23,
+    ACAMERA_SCALER_AVAILABLE_FORMATS_BLOB                       = 0x21,
+} acamera_metadata_enum_android_scaler_available_formats_t;
+
+// ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS
+typedef enum acamera_metadata_enum_acamera_scaler_available_stream_configurations {
+    ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT,
+    ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_INPUT,
+} acamera_metadata_enum_android_scaler_available_stream_configurations_t;
+
+// ACAMERA_SCALER_CROPPING_TYPE
+typedef enum acamera_metadata_enum_acamera_scaler_cropping_type {
+    ACAMERA_SCALER_CROPPING_TYPE_CENTER_ONLY,
+    ACAMERA_SCALER_CROPPING_TYPE_FREEFORM,
+} acamera_metadata_enum_android_scaler_cropping_type_t;
+
+
+// ACAMERA_SENSOR_REFERENCE_ILLUMINANT1
+typedef enum acamera_metadata_enum_acamera_sensor_reference_illuminant1 {
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT               = 1,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_FLUORESCENT            = 2,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_TUNGSTEN               = 3,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_FLASH                  = 4,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_FINE_WEATHER           = 9,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_CLOUDY_WEATHER         = 10,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_SHADE                  = 11,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT_FLUORESCENT   = 12,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_DAY_WHITE_FLUORESCENT  = 13,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_COOL_WHITE_FLUORESCENT = 14,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_WHITE_FLUORESCENT      = 15,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_A             = 17,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_B             = 18,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_C             = 19,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_D55                    = 20,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_D65                    = 21,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_D75                    = 22,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_D50                    = 23,
+    ACAMERA_SENSOR_REFERENCE_ILLUMINANT1_ISO_STUDIO_TUNGSTEN    = 24,
+} acamera_metadata_enum_android_sensor_reference_illuminant1_t;
+
+// ACAMERA_SENSOR_TEST_PATTERN_MODE
+typedef enum acamera_metadata_enum_acamera_sensor_test_pattern_mode {
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_OFF,
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_SOLID_COLOR,
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_COLOR_BARS,
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_COLOR_BARS_FADE_TO_GRAY,
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_PN9,
+    ACAMERA_SENSOR_TEST_PATTERN_MODE_CUSTOM1                    = 256,
+} acamera_metadata_enum_android_sensor_test_pattern_mode_t;
+
+
+// ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT
+typedef enum acamera_metadata_enum_acamera_sensor_info_color_filter_arrangement {
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB,
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG,
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG,
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR,
+    ACAMERA_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGB,
+} acamera_metadata_enum_android_sensor_info_color_filter_arrangement_t;
+
+// ACAMERA_SENSOR_INFO_TIMESTAMP_SOURCE
+typedef enum acamera_metadata_enum_acamera_sensor_info_timestamp_source {
+    ACAMERA_SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN,
+    ACAMERA_SENSOR_INFO_TIMESTAMP_SOURCE_REALTIME,
+} acamera_metadata_enum_android_sensor_info_timestamp_source_t;
+
+// ACAMERA_SENSOR_INFO_LENS_SHADING_APPLIED
+typedef enum acamera_metadata_enum_acamera_sensor_info_lens_shading_applied {
+    ACAMERA_SENSOR_INFO_LENS_SHADING_APPLIED_FALSE,
+    ACAMERA_SENSOR_INFO_LENS_SHADING_APPLIED_TRUE,
+} acamera_metadata_enum_android_sensor_info_lens_shading_applied_t;
+
+
+// ACAMERA_SHADING_MODE
+typedef enum acamera_metadata_enum_acamera_shading_mode {
+    ACAMERA_SHADING_MODE_OFF,
+    ACAMERA_SHADING_MODE_FAST,
+    ACAMERA_SHADING_MODE_HIGH_QUALITY,
+} acamera_metadata_enum_android_shading_mode_t;
+
+
+// ACAMERA_STATISTICS_FACE_DETECT_MODE
+typedef enum acamera_metadata_enum_acamera_statistics_face_detect_mode {
+    ACAMERA_STATISTICS_FACE_DETECT_MODE_OFF,
+    ACAMERA_STATISTICS_FACE_DETECT_MODE_SIMPLE,
+    ACAMERA_STATISTICS_FACE_DETECT_MODE_FULL,
+} acamera_metadata_enum_android_statistics_face_detect_mode_t;
+
+// ACAMERA_STATISTICS_HOT_PIXEL_MAP_MODE
+typedef enum acamera_metadata_enum_acamera_statistics_hot_pixel_map_mode {
+    ACAMERA_STATISTICS_HOT_PIXEL_MAP_MODE_OFF,
+    ACAMERA_STATISTICS_HOT_PIXEL_MAP_MODE_ON,
+} acamera_metadata_enum_android_statistics_hot_pixel_map_mode_t;
+
+// ACAMERA_STATISTICS_SCENE_FLICKER
+typedef enum acamera_metadata_enum_acamera_statistics_scene_flicker {
+    ACAMERA_STATISTICS_SCENE_FLICKER_NONE,
+    ACAMERA_STATISTICS_SCENE_FLICKER_50HZ,
+    ACAMERA_STATISTICS_SCENE_FLICKER_60HZ,
+} acamera_metadata_enum_android_statistics_scene_flicker_t;
+
+// ACAMERA_STATISTICS_LENS_SHADING_MAP_MODE
+typedef enum acamera_metadata_enum_acamera_statistics_lens_shading_map_mode {
+    ACAMERA_STATISTICS_LENS_SHADING_MAP_MODE_OFF,
+    ACAMERA_STATISTICS_LENS_SHADING_MAP_MODE_ON,
+} acamera_metadata_enum_android_statistics_lens_shading_map_mode_t;
+
+
+
+// ACAMERA_TONEMAP_MODE
+typedef enum acamera_metadata_enum_acamera_tonemap_mode {
+    ACAMERA_TONEMAP_MODE_CONTRAST_CURVE,
+    ACAMERA_TONEMAP_MODE_FAST,
+    ACAMERA_TONEMAP_MODE_HIGH_QUALITY,
+    ACAMERA_TONEMAP_MODE_GAMMA_VALUE,
+    ACAMERA_TONEMAP_MODE_PRESET_CURVE,
+} acamera_metadata_enum_android_tonemap_mode_t;
+
+// ACAMERA_TONEMAP_PRESET_CURVE
+typedef enum acamera_metadata_enum_acamera_tonemap_preset_curve {
+    ACAMERA_TONEMAP_PRESET_CURVE_SRGB,
+    ACAMERA_TONEMAP_PRESET_CURVE_REC709,
+} acamera_metadata_enum_android_tonemap_preset_curve_t;
+
+
+// ACAMERA_LED_TRANSMIT
+typedef enum acamera_metadata_enum_acamera_led_transmit {
+    ACAMERA_LED_TRANSMIT_OFF,
+    ACAMERA_LED_TRANSMIT_ON,
+} acamera_metadata_enum_android_led_transmit_t;
+
+// ACAMERA_LED_AVAILABLE_LEDS
+typedef enum acamera_metadata_enum_acamera_led_available_leds {
+    ACAMERA_LED_AVAILABLE_LEDS_TRANSMIT,
+} acamera_metadata_enum_android_led_available_leds_t;
+
+
+// ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL
+typedef enum acamera_metadata_enum_acamera_info_supported_hardware_level {
+    ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED,
+    ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_FULL,
+    ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY,
+} acamera_metadata_enum_android_info_supported_hardware_level_t;
+
+
+// ACAMERA_BLACK_LEVEL_LOCK
+typedef enum acamera_metadata_enum_acamera_black_level_lock {
+    ACAMERA_BLACK_LEVEL_LOCK_OFF,
+    ACAMERA_BLACK_LEVEL_LOCK_ON,
+} acamera_metadata_enum_android_black_level_lock_t;
+
+
+// ACAMERA_SYNC_FRAME_NUMBER
+typedef enum acamera_metadata_enum_acamera_sync_frame_number {
+    ACAMERA_SYNC_FRAME_NUMBER_CONVERGING                        = -1,
+    ACAMERA_SYNC_FRAME_NUMBER_UNKNOWN                           = -2,
+} acamera_metadata_enum_android_sync_frame_number_t;
+
+// ACAMERA_SYNC_MAX_LATENCY
+typedef enum acamera_metadata_enum_acamera_sync_max_latency {
+    ACAMERA_SYNC_MAX_LATENCY_PER_FRAME_CONTROL                  = 0,
+    ACAMERA_SYNC_MAX_LATENCY_UNKNOWN                            = -1,
+} acamera_metadata_enum_android_sync_max_latency_t;
+
+
+
+// ACAMERA_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS
+typedef enum acamera_metadata_enum_acamera_depth_available_depth_stream_configurations {
+    ACAMERA_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS_OUTPUT,
+    ACAMERA_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS_INPUT,
+} acamera_metadata_enum_android_depth_available_depth_stream_configurations_t;
+
+// ACAMERA_DEPTH_DEPTH_IS_EXCLUSIVE
+typedef enum acamera_metadata_enum_acamera_depth_depth_is_exclusive {
+    ACAMERA_DEPTH_DEPTH_IS_EXCLUSIVE_FALSE,
+    ACAMERA_DEPTH_DEPTH_IS_EXCLUSIVE_TRUE,
+} acamera_metadata_enum_android_depth_depth_is_exclusive_t;
+
+
+
+#endif //_NDK_CAMERA_METADATA_TAGS_H
diff --git a/include/camera/ndk/NdkCaptureRequest.h b/include/camera/ndk/NdkCaptureRequest.h
new file mode 100644
index 0000000..44b36d9
--- /dev/null
+++ b/include/camera/ndk/NdkCaptureRequest.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+/*
+ * This file defines an NDK API.
+ * Do not remove methods.
+ * Do not change method signatures.
+ * Do not change the value of constants.
+ * Do not change the size of any of the classes defined in here.
+ * Do not reference types that are not part of the NDK.
+ * Do not #include files that aren't part of the NDK.
+ */
+#include <android/native_window.h>
+#include "NdkCameraError.h"
+#include "NdkCameraMetadata.h"
+
+#ifndef _NDK_CAPTURE_REQUEST_H
+#define _NDK_CAPTURE_REQUEST_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Container for output targets
+typedef struct ACameraOutputTargets ACameraOutputTargets;
+
+// Container for a single output target
+typedef struct ACameraOutputTarget ACameraOutputTarget;
+
+typedef struct ACaptureRequest ACaptureRequest;
+
+camera_status_t ACameraOutputTarget_create(ANativeWindow*);
+void ACameraOutputTarget_free(ACameraOutputTarget*);
+
+camera_status_t ACaptureRequest_addTarget(ACaptureRequest*, const ACameraOutputTarget*);
+camera_status_t ACaptureRequest_removeTarget(ACaptureRequest*, const ACameraOutputTarget*);
+
+/*
+ * Get a metadata entry
+ */
+camera_status_t ACaptureRequest_getConstEntry(
+        const ACaptureRequest*, uint32_t tag, ACameraMetadata_const_entry* entry);
+/*
+ * Set an entry of corresponding type.
+ * The entry tag's type must match corresponding set API or an
+ * ACAMERA_ERROR_INVALID_PARAMETER error will occur.
+ * Also, the input ACameraMetadata* must belong to a capture request or an
+ * ACAMERA_ERROR_INVALID_PARAMETER error will occur.
+ */
+camera_status_t ACaptureRequest_setEntry_u8(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const uint8_t* data);
+camera_status_t ACaptureRequest_setEntry_i32(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const int32_t* data);
+camera_status_t ACaptureRequest_setEntry_float(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const float* data);
+camera_status_t ACaptureRequest_setEntry_i64(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const int64_t* data);
+camera_status_t ACaptureRequest_setEntry_double(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const double* data);
+camera_status_t ACaptureRequest_setEntry_rational(
+        ACaptureRequest*, uint32_t tag, uint32_t count, const ACameraMetadata_rational* data);
+
+// free the capture request created by ACameraDevice_createCaptureRequest
+void ACaptureRequest_free(ACaptureRequest* request);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // _NDK_CAPTURE_REQUEST_H
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 4be2c92..fcdcdb5 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -56,6 +56,10 @@
 #include "api2/CameraDeviceClient.h"
 #include "utils/CameraTraces.h"
 
+namespace {
+    const char* kPermissionServiceName = "permission";
+}; // namespace anonymous
+
 namespace android {
 
 // ----------------------------------------------------------------------------
@@ -1920,6 +1924,37 @@
     mServicePid = servicePid;
     mOpsActive = false;
     mDestructionStarted = false;
+
+    // In some cases the calling code has no access to the package it runs under.
+    // For example, NDK camera API.
+    // In this case we will get the packages for the calling UID and pick the first one
+    // for attributing the app op. This will work correctly for runtime permissions
+    // as for legacy apps we will toggle the app op for all packages in the UID.
+    // The caveat is that the operation may be attributed to the wrong package and
+    // stats based on app ops may be slightly off.
+    if (mClientPackageName.size() <= 0) {
+        sp<IServiceManager> sm = defaultServiceManager();
+        sp<IBinder> binder = sm->getService(String16(kPermissionServiceName));
+        if (binder == 0) {
+            ALOGE("Cannot get permission service");
+            // Leave mClientPackageName unchanged (empty) and the further interaction
+            // with camera will fail in BasicClient::startCameraOps
+            return;
+        }
+
+        sp<IPermissionController> permCtrl = interface_cast<IPermissionController>(binder);
+        Vector<String16> packages;
+
+        permCtrl->getPackagesForUid(mClientUid, packages);
+
+        if (packages.isEmpty()) {
+            ALOGE("No packages for calling UID");
+            // Leave mClientPackageName unchanged (empty) and the further interaction
+            // with camera will fail in BasicClient::startCameraOps
+            return;
+        }
+        mClientPackageName = packages[0];
+    }
 }
 
 CameraService::BasicClient::~BasicClient() {
diff --git a/services/camera/libcameraservice/CameraService.h b/services/camera/libcameraservice/CameraService.h
index 5877c65..c1c2aef 100644
--- a/services/camera/libcameraservice/CameraService.h
+++ b/services/camera/libcameraservice/CameraService.h
@@ -244,13 +244,13 @@
         bool                            mDestructionStarted;
 
         // these are initialized in the constructor.
-        sp<CameraService>               mCameraService;  // immutable after constructor
-        int                             mCameraId;       // immutable after constructor
-        int                             mCameraFacing;   // immutable after constructor
-        const String16                  mClientPackageName;
+        sp<CameraService>               mCameraService;     // immutable after constructor
+        int                             mCameraId;          // immutable after constructor
+        int                             mCameraFacing;      // immutable after constructor
+        String16                        mClientPackageName; // immutable after constructor
         pid_t                           mClientPid;
-        uid_t                           mClientUid;      // immutable after constructor
-        pid_t                           mServicePid;     // immutable after constructor
+        uid_t                           mClientUid;         // immutable after constructor
+        pid_t                           mServicePid;        // immutable after constructor
         bool                            mDisconnected;
 
         // - The app-side Binder interface to receive callbacks from us