diff --git a/media/ndk/NdkImageReader.cpp b/media/ndk/NdkImageReader.cpp
new file mode 100644
index 0000000..d57a86e
--- /dev/null
+++ b/media/ndk/NdkImageReader.cpp
@@ -0,0 +1,581 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#include <inttypes.h>
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "NdkImageReader"
+
+#include "NdkImagePriv.h"
+#include "NdkImageReaderPriv.h"
+
+#include <utils/Log.h>
+#include <android_runtime/android_view_Surface.h>
+
+using namespace android;
+
+namespace {
+    // Get an ID that's unique within this process.
+    static int32_t createProcessUniqueId() {
+        static volatile int32_t globalCounter = 0;
+        return android_atomic_inc(&globalCounter);
+    }
+}
+
+const char* AImageReader::kCallbackFpKey = "Callback";
+const char* AImageReader::kContextKey    = "Context";
+
+bool
+AImageReader::isSupportedFormat(int32_t format) {
+    switch (format) {
+        case AIMAGE_FORMAT_YUV_420_888:
+        case AIMAGE_FORMAT_JPEG:
+        case AIMAGE_FORMAT_RAW16:
+        case AIMAGE_FORMAT_RAW_PRIVATE:
+        case AIMAGE_FORMAT_RAW10:
+        case AIMAGE_FORMAT_RAW12:
+        case AIMAGE_FORMAT_DEPTH16:
+        case AIMAGE_FORMAT_DEPTH_POINT_CLOUD:
+            return true;
+        default:
+            return false;
+    }
+}
+
+int
+AImageReader::getNumPlanesForFormat(int32_t format) {
+    switch (format) {
+        case AIMAGE_FORMAT_YUV_420_888:
+            return 3;
+        case AIMAGE_FORMAT_JPEG:
+        case AIMAGE_FORMAT_RAW16:
+        case AIMAGE_FORMAT_RAW_PRIVATE:
+        case AIMAGE_FORMAT_RAW10:
+        case AIMAGE_FORMAT_RAW12:
+        case AIMAGE_FORMAT_DEPTH16:
+        case AIMAGE_FORMAT_DEPTH_POINT_CLOUD:
+            return 1;
+        default:
+            return -1;
+    }
+}
+
+void
+AImageReader::FrameListener::onFrameAvailable(const BufferItem& /*item*/) {
+    Mutex::Autolock _l(mLock);
+    sp<AImageReader> reader = mReader.promote();
+    if (reader == nullptr) {
+        ALOGW("A frame is available after AImageReader closed!");
+        return; // reader has been closed
+    }
+    if (mListener.onImageAvailable == nullptr) {
+        return; // No callback registered
+    }
+
+    sp<AMessage> msg = new AMessage(AImageReader::kWhatImageAvailable, reader->mHandler);
+    msg->setPointer(AImageReader::kCallbackFpKey, (void *) mListener.onImageAvailable);
+    msg->setPointer(AImageReader::kContextKey, mListener.context);
+    msg->post();
+}
+
+media_status_t
+AImageReader::FrameListener::setImageListener(AImageReader_ImageListener* listener) {
+    Mutex::Autolock _l(mLock);
+    if (listener == nullptr) {
+        ALOGE("AImageReader: listener is null!");
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    mListener = *listener;
+    return AMEDIA_OK;
+}
+
+media_status_t
+AImageReader::setImageListenerLocked(AImageReader_ImageListener* listener) {
+    return mFrameListener->setImageListener(listener);
+}
+
+media_status_t
+AImageReader::setImageListener(AImageReader_ImageListener* listener) {
+    Mutex::Autolock _l(mLock);
+    return setImageListenerLocked(listener);
+}
+
+void AImageReader::CallbackHandler::onMessageReceived(
+        const sp<AMessage> &msg) {
+    switch (msg->what()) {
+        case kWhatImageAvailable:
+        {
+            AImageReader_ImageCallback onImageAvailable;
+            void* context;
+            bool found = msg->findPointer(kCallbackFpKey, (void**) &onImageAvailable);
+            if (!found || onImageAvailable == nullptr) {
+                ALOGE("%s: Cannot find onImageAvailable callback fp!", __FUNCTION__);
+                return;
+            }
+            found = msg->findPointer(kContextKey, &context);
+            if (!found) {
+                ALOGE("%s: Cannot find callback context!", __FUNCTION__);
+                return;
+            }
+            (*onImageAvailable)(context, mReader);
+            break;
+        }
+        default:
+            ALOGE("%s: unknown message type %d", __FUNCTION__, msg->what());
+            break;
+    }
+}
+
+AImageReader::AImageReader(int32_t width, int32_t height, int32_t format, int32_t maxImages) :
+        mWidth(width), mHeight(height), mFormat(format), mMaxImages(maxImages),
+        mNumPlanes(getNumPlanesForFormat(format)),
+        mFrameListener(new FrameListener(this)) {}
+
+media_status_t
+AImageReader::init() {
+    PublicFormat publicFormat = static_cast<PublicFormat>(mFormat);
+    mHalFormat = android_view_Surface_mapPublicFormatToHalFormat(publicFormat);
+    mHalDataSpace = android_view_Surface_mapPublicFormatToHalDataspace(publicFormat);
+
+    sp<IGraphicBufferProducer> gbProducer;
+    sp<IGraphicBufferConsumer> gbConsumer;
+    BufferQueue::createBufferQueue(&gbProducer, &gbConsumer);
+
+    sp<CpuConsumer> cpuConsumer;
+    String8 consumerName = String8::format("ImageReader-%dx%df%xm%d-%d-%d",
+            mWidth, mHeight, mFormat, mMaxImages, getpid(),
+            createProcessUniqueId());
+
+    cpuConsumer = new CpuConsumer(gbConsumer, mMaxImages, /*controlledByApp*/true);
+    if (cpuConsumer == nullptr) {
+        ALOGE("Failed to allocate CpuConsumer");
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+
+    mCpuConsumer = cpuConsumer;
+    mCpuConsumer->setName(consumerName);
+    mProducer = gbProducer;
+
+    sp<ConsumerBase> consumer = cpuConsumer;
+    consumer->setFrameAvailableListener(mFrameListener);
+
+    status_t res;
+    res = cpuConsumer->setDefaultBufferSize(mWidth, mHeight);
+    if (res != OK) {
+        ALOGE("Failed to set CpuConsumer buffer size");
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+    res = cpuConsumer->setDefaultBufferFormat(mHalFormat);
+    if (res != OK) {
+        ALOGE("Failed to set CpuConsumer buffer format");
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+    res = cpuConsumer->setDefaultBufferDataSpace(mHalDataSpace);
+    if (res != OK) {
+        ALOGE("Failed to set CpuConsumer buffer dataSpace");
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+
+    mSurface = new Surface(mProducer, /*controlledByApp*/true);
+    if (mSurface == nullptr) {
+        ALOGE("Failed to create surface");
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+    mWindow = static_cast<ANativeWindow*>(mSurface.get());
+
+    for (int i = 0; i < mMaxImages; i++) {
+        CpuConsumer::LockedBuffer* buffer = new CpuConsumer::LockedBuffer;
+        mBuffers.push_back(buffer);
+    }
+
+    mCbLooper = new ALooper;
+    mCbLooper->setName(consumerName.string());
+    status_t ret = mCbLooper->start(
+            /*runOnCallingThread*/false,
+            /*canCallJava*/       true,
+            PRIORITY_DEFAULT);
+    mHandler = new CallbackHandler(this);
+    mCbLooper->registerHandler(mHandler);
+
+    return AMEDIA_OK;
+}
+
+AImageReader::~AImageReader() {
+    Mutex::Autolock _l(mLock);
+    AImageReader_ImageListener nullListener = {nullptr, nullptr};
+    setImageListenerLocked(&nullListener);
+
+    if (mCbLooper != nullptr) {
+        mCbLooper->unregisterHandler(mHandler->id());
+        mCbLooper->stop();
+    }
+    mCbLooper.clear();
+    mHandler.clear();
+
+    // Close all previously acquired images
+    for (auto it = mAcquiredImages.begin();
+              it != mAcquiredImages.end(); it++) {
+        AImage* image = *it;
+        image->close();
+    }
+
+    // Delete LockedBuffers
+    for (auto it = mBuffers.begin();
+              it != mBuffers.end(); it++) {
+        delete *it;
+    }
+
+    if (mCpuConsumer != nullptr) {
+        mCpuConsumer->abandon();
+        mCpuConsumer->setFrameAvailableListener(nullptr);
+    }
+}
+
+media_status_t
+AImageReader::acquireCpuConsumerImageLocked(/*out*/AImage** image) {
+    *image = nullptr;
+    CpuConsumer::LockedBuffer* buffer = getLockedBufferLocked();
+    if (buffer == nullptr) {
+        ALOGW("Unable to acquire a lockedBuffer, very likely client tries to lock more than"
+            " maxImages buffers");
+        return AMEDIA_IMGREADER_MAX_IMAGES_ACQUIRED;
+    }
+
+    status_t res = mCpuConsumer->lockNextBuffer(buffer);
+    if (res != NO_ERROR) {
+        returnLockedBufferLocked(buffer);
+        if (res != BAD_VALUE /*no buffers*/) {
+            if (res == NOT_ENOUGH_DATA) {
+                return AMEDIA_IMGREADER_MAX_IMAGES_ACQUIRED;
+            } else {
+                ALOGE("%s Fail to lockNextBuffer with error: %d ",
+                      __FUNCTION__, res);
+                return AMEDIA_ERROR_UNKNOWN;
+            }
+        }
+        return AMEDIA_IMGREADER_NO_BUFFER_AVAILABLE;
+    }
+
+    if (buffer->flexFormat == HAL_PIXEL_FORMAT_YCrCb_420_SP) {
+        ALOGE("NV21 format is not supported by AImageReader");
+        return AMEDIA_ERROR_UNSUPPORTED;
+    }
+
+    // Check if the left-top corner of the crop rect is origin, we currently assume this point is
+    // zero, will revist this once this assumption turns out problematic.
+    Point lt = buffer->crop.leftTop();
+    if (lt.x != 0 || lt.y != 0) {
+        ALOGE("crop left top corner [%d, %d] need to be at origin", lt.x, lt.y);
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+
+    // Check if the producer buffer configurations match what ImageReader configured.
+    int outputWidth = getBufferWidth(buffer);
+    int outputHeight = getBufferHeight(buffer);
+
+    int readerFmt = mHalFormat;
+    int readerWidth = mWidth;
+    int readerHeight = mHeight;
+
+    if ((buffer->format != HAL_PIXEL_FORMAT_BLOB) && (readerFmt != HAL_PIXEL_FORMAT_BLOB) &&
+            (readerWidth != outputWidth || readerHeight != outputHeight)) {
+        ALOGW("%s: Producer buffer size: %dx%d, doesn't match AImageReader configured size: %dx%d",
+                __FUNCTION__, outputWidth, outputHeight, readerWidth, readerHeight);
+    }
+
+    int bufFmt = buffer->format;
+    if (readerFmt == HAL_PIXEL_FORMAT_YCbCr_420_888) {
+        bufFmt = buffer->flexFormat;
+    }
+
+    if (readerFmt != bufFmt) {
+        if (readerFmt == HAL_PIXEL_FORMAT_YCbCr_420_888 && (bufFmt ==
+                HAL_PIXEL_FORMAT_YCrCb_420_SP || bufFmt == HAL_PIXEL_FORMAT_YV12)) {
+            // Special casing for when producer switches to a format compatible with flexible YUV
+            // (HAL_PIXEL_FORMAT_YCbCr_420_888).
+            mHalFormat = bufFmt;
+            ALOGD("%s: Overriding buffer format YUV_420_888 to %x.", __FUNCTION__, bufFmt);
+        } else {
+            // Return the buffer to the queue.
+            mCpuConsumer->unlockBuffer(*buffer);
+            returnLockedBufferLocked(buffer);
+
+            ALOGE("Producer output buffer format: 0x%x, ImageReader configured format: 0x%x",
+                    buffer->format, readerFmt);
+
+            return AMEDIA_ERROR_UNKNOWN;
+        }
+    }
+
+    if (mHalFormat == HAL_PIXEL_FORMAT_BLOB) {
+        *image = new AImage(this, mFormat, buffer, buffer->timestamp,
+                            readerWidth, readerHeight, mNumPlanes);
+    } else {
+        *image = new AImage(this, mFormat, buffer, buffer->timestamp,
+                            outputWidth, outputHeight, mNumPlanes);
+    }
+    mAcquiredImages.push_back(*image);
+    return AMEDIA_OK;
+}
+
+CpuConsumer::LockedBuffer*
+AImageReader::getLockedBufferLocked() {
+    if (mBuffers.empty()) {
+        return nullptr;
+    }
+    // Return a LockedBuffer pointer and remove it from the list
+    auto it = mBuffers.begin();
+    CpuConsumer::LockedBuffer* buffer = *it;
+    mBuffers.erase(it);
+    return buffer;
+}
+
+void
+AImageReader::returnLockedBufferLocked(CpuConsumer::LockedBuffer* buffer) {
+    mBuffers.push_back(buffer);
+}
+
+void
+AImageReader::releaseImageLocked(AImage* image) {
+    CpuConsumer::LockedBuffer* buffer = image->mBuffer;
+    if (buffer == nullptr) {
+        // This should not happen, but is not fatal
+        ALOGW("AImage %p has no buffer!", image);
+        return;
+    }
+
+    mCpuConsumer->unlockBuffer(*buffer);
+    returnLockedBufferLocked(buffer);
+    image->mBuffer = nullptr;
+
+    bool found = false;
+    // cleanup acquired image list
+    for (auto it = mAcquiredImages.begin();
+              it != mAcquiredImages.end(); it++) {
+        AImage* readerCopy = *it;
+        if (readerCopy == image) {
+            found = true;
+            mAcquiredImages.erase(it);
+            break;
+        }
+    }
+    if (!found) {
+        ALOGE("Error: AImage %p is not generated by AImageReader %p",
+                image, this);
+    }
+}
+
+int
+AImageReader::getBufferWidth(CpuConsumer::LockedBuffer* buffer) {
+    if (buffer == nullptr) return -1;
+
+    if (!buffer->crop.isEmpty()) {
+        return buffer->crop.getWidth();
+    }
+    return buffer->width;
+}
+
+int
+AImageReader::getBufferHeight(CpuConsumer::LockedBuffer* buffer) {
+    if (buffer == nullptr) return -1;
+
+    if (!buffer->crop.isEmpty()) {
+        return buffer->crop.getHeight();
+    }
+    return buffer->height;
+}
+
+media_status_t
+AImageReader::acquireNextImage(/*out*/AImage** image) {
+    Mutex::Autolock _l(mLock);
+    return acquireCpuConsumerImageLocked(image);
+}
+
+media_status_t
+AImageReader::acquireLatestImage(/*out*/AImage** image) {
+    if (image == nullptr) {
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    Mutex::Autolock _l(mLock);
+    *image = nullptr;
+    AImage* prevImage = nullptr;
+    AImage* nextImage = nullptr;
+    media_status_t ret = acquireCpuConsumerImageLocked(&prevImage);
+    if (prevImage == nullptr) {
+        return ret;
+    }
+    for (;;) {
+        ret = acquireCpuConsumerImageLocked(&nextImage);
+        if (nextImage == nullptr) {
+            *image = prevImage;
+            return AMEDIA_OK;
+        }
+        prevImage->close();
+        prevImage->free();
+        prevImage = nextImage;
+        nextImage = nullptr;
+    }
+}
+
+EXPORT
+media_status_t AImageReader_new(
+        int32_t width, int32_t height, int32_t format, int32_t maxImages,
+        /*out*/AImageReader** reader) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (width < 1 || height < 1) {
+        ALOGE("%s: image dimension must be positive: w:%d h:%d",
+                __FUNCTION__, width, height);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+
+    if (maxImages < 1) {
+        ALOGE("%s: max outstanding image count must be at least 1 (%d)",
+                __FUNCTION__, maxImages);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+
+    if (!AImageReader::isSupportedFormat(format)) {
+        ALOGE("%s: format %d is not supported by AImageReader",
+                __FUNCTION__, format);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+
+    if (reader == nullptr) {
+        ALOGE("%s: reader argument is null", __FUNCTION__);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+
+    //*reader = new AImageReader(width, height, format, maxImages);
+    AImageReader* tmpReader = new AImageReader(width, height, format, maxImages);
+    if (tmpReader == nullptr) {
+        ALOGE("%s: AImageReader allocation failed", __FUNCTION__);
+        return AMEDIA_ERROR_UNKNOWN;
+    }
+    media_status_t ret = tmpReader->init();
+    if (ret != AMEDIA_OK) {
+        ALOGE("%s: AImageReader initialization failed!", __FUNCTION__);
+        delete tmpReader;
+        return ret;
+    }
+    *reader = tmpReader;
+    (*reader)->incStrong((void*) AImageReader_new);
+    return AMEDIA_OK;
+}
+
+EXPORT
+void AImageReader_delete(AImageReader* reader) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader != nullptr) {
+        reader->decStrong((void*) AImageReader_delete);
+    }
+    return;
+}
+
+EXPORT
+media_status_t AImageReader_getWindow(AImageReader* reader, /*out*/ANativeWindow** window) {
+    ALOGE("%s", __FUNCTION__);
+    if (reader == nullptr || window == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, window %p",
+                __FUNCTION__, reader, window);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    *window = reader->getWindow();
+    return AMEDIA_OK;
+}
+
+EXPORT
+media_status_t AImageReader_getWidth(const AImageReader* reader, /*out*/int32_t* width) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || width == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, width %p",
+                __FUNCTION__, reader, width);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    *width = reader->getWidth();
+    return AMEDIA_OK;
+}
+
+EXPORT
+media_status_t AImageReader_getHeight(const AImageReader* reader, /*out*/int32_t* height) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || height == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, height %p",
+                __FUNCTION__, reader, height);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    *height = reader->getHeight();
+    return AMEDIA_OK;
+}
+
+EXPORT
+media_status_t AImageReader_getFormat(const AImageReader* reader, /*out*/int32_t* format) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || format == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, format %p",
+                __FUNCTION__, reader, format);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    *format = reader->getFormat();
+    return AMEDIA_OK;
+}
+
+EXPORT
+media_status_t AImageReader_getMaxImages(const AImageReader* reader, /*out*/int32_t* maxImages) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || maxImages == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, maxImages %p",
+                __FUNCTION__, reader, maxImages);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    *maxImages = reader->getMaxImages();
+    return AMEDIA_OK;
+}
+
+EXPORT
+media_status_t AImageReader_acquireNextImage(AImageReader* reader, /*out*/AImage** image) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || image == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, maxImages %p",
+                __FUNCTION__, reader, image);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    return reader->acquireNextImage(image);
+}
+
+EXPORT
+media_status_t AImageReader_acquireLatestImage(AImageReader* reader, /*out*/AImage** image) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || image == nullptr) {
+        ALOGE("%s: invalid argument. reader %p, maxImages %p",
+                __FUNCTION__, reader, image);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+    return reader->acquireLatestImage(image);
+}
+
+EXPORT
+media_status_t AImageReader_setImageListener(
+        AImageReader* reader, AImageReader_ImageListener* listener) {
+    ALOGV("%s", __FUNCTION__);
+    if (reader == nullptr || listener == nullptr) {
+        ALOGE("%s: invalid argument! read %p listener %p", __FUNCTION__, reader, listener);
+        return AMEDIA_ERROR_INVALID_PARAMETER;
+    }
+
+    reader->setImageListener(listener);
+    return AMEDIA_OK;
+}