/libcamera2/ExynosCameraHWInterface2.cpp

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/*
**
** Copyright 2008, The Android Open Source Project
** Copyright 2012, Samsung Electronics Co. LTD
**
** 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.
*/

/*!
 * \file      ExynosCameraHWInterface2.cpp
 * \brief     source file for Android Camera API 2.0 HAL
 * \author    Sungjoong Kang(sj3.kang@samsung.com)
 * \date      2012/07/10
 *
 * <b>Revision History: </b>
 * - 2012/05/31 : Sungjoong Kang(sj3.kang@samsung.com) \n
 *   Initial Release
 *
 * - 2012/07/10 : Sungjoong Kang(sj3.kang@samsung.com) \n
 *   2nd Release
 *
 */

//#define LOG_NDEBUG 0
#define LOG_TAG "ExynosCameraHAL2"
#include <utils/Log.h>
#include <math.h>

#include "ExynosCameraHWInterface2.h"
#include "exynos_format.h"

namespace android {

void m_savePostView(const char *fname, uint8_t *buf, uint32_t size)
{
    int nw;
    int cnt = 0;
    uint32_t written = 0;

    ALOGV("opening file [%s], address[%x], size(%d)", fname, (unsigned int)buf, size);
    int fd = open(fname, O_RDWR | O_CREAT, 0644);
    if (fd < 0) {
        ALOGE("failed to create file [%s]: %s", fname, strerror(errno));
        return;
    }

    ALOGV("writing %d bytes to file [%s]", size, fname);
    while (written < size) {
        nw = ::write(fd, buf + written, size - written);
        if (nw < 0) {
            ALOGE("failed to write to file %d [%s]: %s",written,fname, strerror(errno));
            break;
        }
        written += nw;
        cnt++;
    }
    ALOGV("done writing %d bytes to file [%s] in %d passes",size, fname, cnt);
    ::close(fd);
}

int get_pixel_depth(uint32_t fmt)
{
    int depth = 0;

    switch (fmt) {
    case V4L2_PIX_FMT_JPEG:
        depth = 8;
        break;

    case V4L2_PIX_FMT_NV12:
    case V4L2_PIX_FMT_NV21:
    case V4L2_PIX_FMT_YUV420:
    case V4L2_PIX_FMT_YVU420M:
    case V4L2_PIX_FMT_NV12M:
    case V4L2_PIX_FMT_NV12MT:
        depth = 12;
        break;

    case V4L2_PIX_FMT_RGB565:
    case V4L2_PIX_FMT_YUYV:
    case V4L2_PIX_FMT_YVYU:
    case V4L2_PIX_FMT_UYVY:
    case V4L2_PIX_FMT_VYUY:
    case V4L2_PIX_FMT_NV16:
    case V4L2_PIX_FMT_NV61:
    case V4L2_PIX_FMT_YUV422P:
    case V4L2_PIX_FMT_SBGGR10:
    case V4L2_PIX_FMT_SBGGR12:
    case V4L2_PIX_FMT_SBGGR16:
        depth = 16;
        break;

    case V4L2_PIX_FMT_RGB32:
        depth = 32;
        break;
    default:
        ALOGE("Get depth failed(format : %d)", fmt);
        break;
    }

    return depth;
}

int cam_int_s_fmt(node_info_t *node)
{
    struct v4l2_format v4l2_fmt;
    unsigned int framesize;
    int ret;

    memset(&v4l2_fmt, 0, sizeof(struct v4l2_format));

    v4l2_fmt.type = node->type;
    framesize = (node->width * node->height * get_pixel_depth(node->format)) / 8;

    if (node->planes >= 1) {
        v4l2_fmt.fmt.pix_mp.width       = node->width;
        v4l2_fmt.fmt.pix_mp.height      = node->height;
        v4l2_fmt.fmt.pix_mp.pixelformat = node->format;
        v4l2_fmt.fmt.pix_mp.field       = V4L2_FIELD_ANY;
    } else {
        ALOGE("%s:S_FMT, Out of bound : Number of element plane",__FUNCTION__);
    }

    /* Set up for capture */
    ret = exynos_v4l2_s_fmt(node->fd, &v4l2_fmt);

    if (ret < 0)
        ALOGE("%s: exynos_v4l2_s_fmt fail (%d)",__FUNCTION__, ret);


    return ret;
}

int cam_int_reqbufs(node_info_t *node)
{
    struct v4l2_requestbuffers req;
    int ret;

    req.count = node->buffers;
    req.type = node->type;
    req.memory = node->memory;

    ret = exynos_v4l2_reqbufs(node->fd, &req);

    if (ret < 0)
        ALOGE("%s: VIDIOC_REQBUFS (fd:%d) failed (%d)",__FUNCTION__,node->fd, ret);

    return req.count;
}

int cam_int_qbuf(node_info_t *node, int index)
{
    struct v4l2_buffer v4l2_buf;
    struct v4l2_plane planes[VIDEO_MAX_PLANES];
    int i;
    int ret = 0;

    v4l2_buf.m.planes   = planes;
    v4l2_buf.type       = node->type;
    v4l2_buf.memory     = node->memory;
    v4l2_buf.index      = index;
    v4l2_buf.length     = node->planes;

    for(i = 0; i < node->planes; i++){
        v4l2_buf.m.planes[i].m.fd = (int)(node->buffer[index].fd.extFd[i]);
        v4l2_buf.m.planes[i].length  = (unsigned long)(node->buffer[index].size.extS[i]);
    }

    ret = exynos_v4l2_qbuf(node->fd, &v4l2_buf);

    if (ret < 0)
        ALOGE("%s: cam_int_qbuf failed (index:%d)(ret:%d)",__FUNCTION__, index, ret);

    return ret;
}

int cam_int_streamon(node_info_t *node)
{
    enum v4l2_buf_type type = node->type;
    int ret;


    ret = exynos_v4l2_streamon(node->fd, type);

    if (ret < 0)
        ALOGE("%s: VIDIOC_STREAMON failed [%d] (%d)",__FUNCTION__, node->fd,ret);

    ALOGV("On streaming I/O... ... fd(%d)", node->fd);

    return ret;
}

int cam_int_streamoff(node_info_t *node)
{
    enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
    int ret;


    ALOGV("Off streaming I/O... fd(%d)", node->fd);
    ret = exynos_v4l2_streamoff(node->fd, type);

    if (ret < 0)
        ALOGE("%s: VIDIOC_STREAMOFF failed (%d)",__FUNCTION__, ret);

    return ret;
}

int isp_int_streamoff(node_info_t *node)
{
    enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
    int ret;

    ALOGV("Off streaming I/O... fd(%d)", node->fd);
    ret = exynos_v4l2_streamoff(node->fd, type);

    if (ret < 0)
        ALOGE("%s: VIDIOC_STREAMOFF failed (%d)",__FUNCTION__, ret);

    return ret;
}

int cam_int_dqbuf(node_info_t *node)
{
    struct v4l2_buffer v4l2_buf;
    struct v4l2_plane planes[VIDEO_MAX_PLANES];
    int ret;

    v4l2_buf.type       = node->type;
    v4l2_buf.memory     = node->memory;
    v4l2_buf.m.planes   = planes;
    v4l2_buf.length     = node->planes;

    ret = exynos_v4l2_dqbuf(node->fd, &v4l2_buf);
    if (ret < 0)
        ALOGE("%s: VIDIOC_DQBUF failed (%d)",__FUNCTION__, ret);

    return v4l2_buf.index;
}

int cam_int_dqbuf(node_info_t *node, int num_plane)
{
    struct v4l2_buffer v4l2_buf;
    struct v4l2_plane planes[VIDEO_MAX_PLANES];
    int ret;

    v4l2_buf.type       = node->type;
    v4l2_buf.memory     = node->memory;
    v4l2_buf.m.planes   = planes;
    v4l2_buf.length     = num_plane;

    ret = exynos_v4l2_dqbuf(node->fd, &v4l2_buf);
    if (ret < 0)
        ALOGE("%s: VIDIOC_DQBUF failed (%d)",__FUNCTION__, ret);

    return v4l2_buf.index;
}

int cam_int_s_input(node_info_t *node, int index)
{
    int ret;

    ret = exynos_v4l2_s_input(node->fd, index);
    if (ret < 0)
        ALOGE("%s: VIDIOC_S_INPUT failed (%d)",__FUNCTION__, ret);

    return ret;
}


gralloc_module_t const* ExynosCameraHWInterface2::m_grallocHal;

RequestManager::RequestManager(SignalDrivenThread* main_thread):
    m_lastAeMode(0),
    m_lastAaMode(0),
    m_lastAwbMode(0),
    m_vdisBubbleEn(false),
    m_lastAeComp(0),
    m_lastCompletedFrameCnt(-1)
{
    m_metadataConverter = new MetadataConverter;
    m_mainThread = main_thread;
    ResetEntry();
    m_sensorPipelineSkipCnt = 0;
    return;
}

RequestManager::~RequestManager()
{
    ALOGV("%s", __FUNCTION__);
    if (m_metadataConverter != NULL) {
        delete m_metadataConverter;
        m_metadataConverter = NULL;
    }

    releaseSensorQ();
    return;
}

void RequestManager::ResetEntry()
{
    Mutex::Autolock lock(m_requestMutex);
    for (int i=0 ; i<NUM_MAX_REQUEST_MGR_ENTRY; i++) {
        memset(&(entries[i]), 0x00, sizeof(request_manager_entry_t));
        entries[i].internal_shot.shot.ctl.request.frameCount = -1;
    }
    m_numOfEntries = 0;
    m_entryInsertionIndex = -1;
    m_entryProcessingIndex = -1;
    m_entryFrameOutputIndex = -1;
}

int RequestManager::GetNumEntries()
{
    return m_numOfEntries;
}

void RequestManager::SetDefaultParameters(int cropX)
{
    m_cropX = cropX;
}

bool RequestManager::IsRequestQueueFull()
{
    Mutex::Autolock lock(m_requestMutex);
    if (m_numOfEntries>=NUM_MAX_REQUEST_MGR_ENTRY)
        return true;
    else
        return false;
}

void RequestManager::RegisterRequest(camera_metadata_t * new_request, int * afMode, uint32_t * afRegion)
{
    ALOGV("DEBUG(%s):", __FUNCTION__);

    Mutex::Autolock lock(m_requestMutex);

    request_manager_entry * newEntry = NULL;
    int newInsertionIndex = GetNextIndex(m_entryInsertionIndex);
    ALOGV("DEBUG(%s): got lock, new insertIndex(%d), cnt before reg(%d)", __FUNCTION__,newInsertionIndex, m_numOfEntries );


    newEntry = &(entries[newInsertionIndex]);

    if (newEntry->status!=EMPTY) {
        ALOGV("DEBUG(%s): Circular buffer abnormal ", __FUNCTION__);
        return;
    }
    newEntry->status = REGISTERED;
    newEntry->original_request = new_request;
    memset(&(newEntry->internal_shot), 0, sizeof(struct camera2_shot_ext));
    m_metadataConverter->ToInternalShot(new_request, &(newEntry->internal_shot));
    newEntry->output_stream_count = 0;
    if (newEntry->internal_shot.shot.ctl.request.outputStreams[0] & MASK_OUTPUT_SCP)
        newEntry->output_stream_count++;

    if (newEntry->internal_shot.shot.ctl.request.outputStreams[0] & MASK_OUTPUT_SCC)
        newEntry->output_stream_count++;

    m_numOfEntries++;
    m_entryInsertionIndex = newInsertionIndex;


    *afMode = (int)(newEntry->internal_shot.shot.ctl.aa.afMode);
    afRegion[0] = newEntry->internal_shot.shot.ctl.aa.afRegions[0];
    afRegion[1] = newEntry->internal_shot.shot.ctl.aa.afRegions[1];
    afRegion[2] = newEntry->internal_shot.shot.ctl.aa.afRegions[2];
    afRegion[3] = newEntry->internal_shot.shot.ctl.aa.afRegions[3];
    ALOGV("## RegisterReq DONE num(%d), insert(%d), processing(%d), frame(%d), (frameCnt(%d))",
    m_numOfEntries,m_entryInsertionIndex,m_entryProcessingIndex, m_entryFrameOutputIndex, newEntry->internal_shot.shot.ctl.request.frameCount);
}

void RequestManager::DeregisterRequest(camera_metadata_t ** deregistered_request)
{
    ALOGV("DEBUG(%s):", __FUNCTION__);
    int frame_index;
    request_manager_entry * currentEntry;

    Mutex::Autolock lock(m_requestMutex);

    frame_index = GetCompletedIndex();
    currentEntry =  &(entries[frame_index]);
    if (currentEntry->status != COMPLETED) {
        CAM_LOGD("DBG(%s): Circular buffer abnormal. processing(%d), frame(%d), status(%d) ", __FUNCTION__,
                       m_entryProcessingIndex, frame_index,(int)(currentEntry->status));
        return;
    }
    if (deregistered_request)  *deregistered_request = currentEntry->original_request;

    m_lastCompletedFrameCnt = currentEntry->internal_shot.shot.ctl.request.frameCount;

    currentEntry->status = EMPTY;
    currentEntry->original_request = NULL;
    memset(&(currentEntry->internal_shot), 0, sizeof(struct camera2_shot_ext));
    currentEntry->internal_shot.shot.ctl.request.frameCount = -1;
    currentEntry->output_stream_count = 0;
    m_numOfEntries--;
    ALOGV("## DeRegistReq DONE num(%d), insert(%d), processing(%d), frame(%d)",
     m_numOfEntries,m_entryInsertionIndex,m_entryProcessingIndex, m_entryFrameOutputIndex);

    CheckCompleted(GetNextIndex(frame_index));
    return;
}

bool RequestManager::PrepareFrame(size_t* num_entries, size_t* frame_size,
                camera_metadata_t ** prepared_frame, int afState)
{
    ALOGV("DEBUG(%s):", __FUNCTION__);
    Mutex::Autolock lock(m_requestMutex);
    status_t res = NO_ERROR;
    int tempFrameOutputIndex = GetCompletedIndex();
    request_manager_entry * currentEntry =  &(entries[tempFrameOutputIndex]);
    ALOGV("DEBUG(%s): processing(%d), frameOut(%d), insert(%d) recentlycompleted(%d)", __FUNCTION__,
        m_entryProcessingIndex, m_entryFrameOutputIndex, m_entryInsertionIndex, m_completedIndex);

    if (currentEntry->status != COMPLETED) {
        ALOGV("DBG(%s): Circular buffer abnormal status(%d)", __FUNCTION__, (int)(currentEntry->status));

        return false;
    }
    m_entryFrameOutputIndex = tempFrameOutputIndex;
    m_tempFrameMetadata = place_camera_metadata(m_tempFrameMetadataBuf, 2000, 35, 500); //estimated
    add_camera_metadata_entry(m_tempFrameMetadata, ANDROID_CONTROL_AF_STATE, &afState, 1);
    res = m_metadataConverter->ToDynamicMetadata(&(currentEntry->internal_shot),
                m_tempFrameMetadata);
    if (res!=NO_ERROR) {
        ALOGE("ERROR(%s): ToDynamicMetadata (%d) ", __FUNCTION__, res);
        return false;
    }
    *num_entries = get_camera_metadata_entry_count(m_tempFrameMetadata);
    *frame_size = get_camera_metadata_size(m_tempFrameMetadata);
    *prepared_frame = m_tempFrameMetadata;
    ALOGV("## PrepareFrame DONE: frameOut(%d) frameCnt-req(%d) timestamp(%lld)", m_entryFrameOutputIndex,
        currentEntry->internal_shot.shot.ctl.request.frameCount, currentEntry->internal_shot.shot.dm.sensor.timeStamp);
    // Dump();
    return true;
}

int RequestManager::MarkProcessingRequest(ExynosBuffer* buf)
{
    struct camera2_shot_ext * shot_ext;
    struct camera2_shot_ext * request_shot;
    int targetStreamIndex = 0;
    request_manager_entry * newEntry = NULL;
    static int count = 0;

    Mutex::Autolock lock(m_requestMutex);
    if (m_numOfEntries == 0)  {
        CAM_LOGD("DEBUG(%s): Request Manager Empty ", __FUNCTION__);
        return -1;
    }

    if ((m_entryProcessingIndex == m_entryInsertionIndex)
        && (entries[m_entryProcessingIndex].status == REQUESTED || entries[m_entryProcessingIndex].status == CAPTURED)) {
        ALOGV("## MarkProcReq skipping(request underrun) -  num(%d), insert(%d), processing(%d), frame(%d)",
         m_numOfEntries,m_entryInsertionIndex,m_entryProcessingIndex, m_entryFrameOutputIndex);
        return -1;
    }

    int newProcessingIndex = GetNextIndex(m_entryProcessingIndex);
    ALOGV("DEBUG(%s): index(%d)", __FUNCTION__, newProcessingIndex);

    newEntry = &(entries[newProcessingIndex]);
    request_shot = &(newEntry->internal_shot);
    if (newEntry->status != REGISTERED) {
        CAM_LOGD("DEBUG(%s)(%d): Circular buffer abnormal, numOfEntries(%d), status(%d)", __FUNCTION__, newProcessingIndex, m_numOfEntries, newEntry->status);
        for (int i = 0; i < NUM_MAX_REQUEST_MGR_ENTRY; i++) {
                CAM_LOGD("DBG: entrie[%d].stream output cnt = %d, framecnt(%d)", i, entries[i].output_stream_count, entries[i].internal_shot.shot.ctl.request.frameCount);
        }
        return -1;
    }

    newEntry->status = REQUESTED;

    shot_ext = (struct camera2_shot_ext *)buf->virt.extP[1];

    memset(shot_ext, 0x00, sizeof(struct camera2_shot_ext));
    shot_ext->shot.ctl.request.frameCount = request_shot->shot.ctl.request.frameCount;
    shot_ext->request_sensor = 1;
    shot_ext->dis_bypass = 1;
    shot_ext->dnr_bypass = 1;
    shot_ext->fd_bypass = 1;
    shot_ext->setfile = 0;

    targetStreamIndex = newEntry->internal_shot.shot.ctl.request.outputStreams[0];
    shot_ext->shot.ctl.request.outputStreams[0] = targetStreamIndex;
    if (targetStreamIndex & MASK_OUTPUT_SCP)
        shot_ext->request_scp = 1;

    if (targetStreamIndex & MASK_OUTPUT_SCC)
        shot_ext->request_scc = 1;

    if (shot_ext->shot.ctl.stats.faceDetectMode != FACEDETECT_MODE_OFF)
        shot_ext->fd_bypass = 0;

    if (count == 0){
        shot_ext->shot.ctl.aa.mode = AA_CONTROL_AUTO;
    } else
        shot_ext->shot.ctl.aa.mode = AA_CONTROL_NONE;

    count++;
    shot_ext->shot.ctl.request.metadataMode = METADATA_MODE_FULL;
    shot_ext->shot.ctl.stats.faceDetectMode = FACEDETECT_MODE_FULL;
    shot_ext->shot.magicNumber = 0x23456789;
    shot_ext->shot.ctl.sensor.exposureTime = 0;
    shot_ext->shot.ctl.sensor.frameDuration = 33*1000*1000;
    shot_ext->shot.ctl.sensor.sensitivity = 0;


    shot_ext->shot.ctl.scaler.cropRegion[0] = newEntry->internal_shot.shot.ctl.scaler.cropRegion[0];
    shot_ext->shot.ctl.scaler.cropRegion[1] = newEntry->internal_shot.shot.ctl.scaler.cropRegion[1];
    shot_ext->shot.ctl.scaler.cropRegion[2] = newEntry->internal_shot.shot.ctl.scaler.cropRegion[2];

    m_entryProcessingIndex = newProcessingIndex;
    return newProcessingIndex;
}

void RequestManager::NotifyStreamOutput(int frameCnt)
{
    int index;

    Mutex::Autolock lock(m_requestMutex);
    ALOGV("DEBUG(%s): frameCnt(%d)", __FUNCTION__, frameCnt);

    index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d)", __FUNCTION__, frameCnt);
        return;
    }
    ALOGV("DEBUG(%s): frameCnt(%d), last cnt (%d)", __FUNCTION__, frameCnt,   entries[index].output_stream_count);

    entries[index].output_stream_count--;  //TODO : match stream id also
    CheckCompleted(index);
}

void RequestManager::CheckCompleted(int index)
{
    if ((entries[index].status == METADONE || entries[index].status == COMPLETED)
        && (entries[index].output_stream_count <= 0)){
        ALOGV("(%s): Completed(index:%d)(frameCnt:%d)", __FUNCTION__,
                index, entries[index].internal_shot.shot.ctl.request.frameCount );
        entries[index].status = COMPLETED;
        if (m_lastCompletedFrameCnt + 1 == entries[index].internal_shot.shot.ctl.request.frameCount)
            m_mainThread->SetSignal(SIGNAL_MAIN_STREAM_OUTPUT_DONE);
    }
}

int RequestManager::GetCompletedIndex()
{
    return FindEntryIndexByFrameCnt(m_lastCompletedFrameCnt + 1);
}

void  RequestManager::pushSensorQ(int index)
{
    Mutex::Autolock lock(m_requestMutex);
    m_sensorQ.push_back(index);
}

int RequestManager::popSensorQ()
{
   List<int>::iterator sensor_token;
   int index;

    Mutex::Autolock lock(m_requestMutex);

    if(m_sensorQ.size() == 0)
        return -1;

    sensor_token = m_sensorQ.begin()++;
    index = *sensor_token;
    m_sensorQ.erase(sensor_token);

    return (index);
}

void RequestManager::releaseSensorQ()
{
    List<int>::iterator r;

    Mutex::Autolock lock(m_requestMutex);
    ALOGV("(%s)m_sensorQ.size : %d", __FUNCTION__, m_sensorQ.size());

    while(m_sensorQ.size() > 0){
        r  = m_sensorQ.begin()++;
        m_sensorQ.erase(r);
    }
    return;
}

void RequestManager::ApplyDynamicMetadata(struct camera2_shot_ext *shot_ext)
{
    int index;
    struct camera2_shot_ext * request_shot;
    nsecs_t timeStamp;
    int i;

    Mutex::Autolock lock(m_requestMutex);
    ALOGV("DEBUG(%s): frameCnt(%d)", __FUNCTION__, shot_ext->shot.ctl.request.frameCount);

    for (i = 0 ; i < NUM_MAX_REQUEST_MGR_ENTRY ; i++) {
        if((entries[i].internal_shot.shot.ctl.request.frameCount == shot_ext->shot.ctl.request.frameCount)
            && (entries[i].status == CAPTURED)){
            entries[i].status = METADONE;
            break;
        }
    }

    if (i == NUM_MAX_REQUEST_MGR_ENTRY){
        ALOGE("[%s] no entry found(framecount:%d)", __FUNCTION__, shot_ext->shot.ctl.request.frameCount);
        return;
    }

    request_manager_entry * newEntry = &(entries[i]);
    request_shot = &(newEntry->internal_shot);

    timeStamp = request_shot->shot.dm.sensor.timeStamp;
    memcpy(&(request_shot->shot.dm), &(shot_ext->shot.dm), sizeof(struct camera2_dm));
    request_shot->shot.dm.sensor.timeStamp = timeStamp;
    m_lastTimeStamp = timeStamp;
    CheckCompleted(i);
}

void    RequestManager::UpdateIspParameters(struct camera2_shot_ext *shot_ext, int frameCnt, ctl_request_info_t *ctl_info)
{
    int index, targetStreamIndex;
    struct camera2_shot_ext * request_shot;

    ALOGV("DEBUG(%s): updating info with frameCnt(%d)", __FUNCTION__, frameCnt);
    if (frameCnt < 0)
        return;

    index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d)", __FUNCTION__, frameCnt);
        return;
    }

    request_manager_entry * newEntry = &(entries[index]);
    request_shot = &(newEntry->internal_shot);
    memcpy(&(shot_ext->shot.ctl), &(request_shot->shot.ctl), sizeof(struct camera2_ctl));
    shot_ext->shot.ctl.request.frameCount = frameCnt;
    shot_ext->request_sensor = 1;
    shot_ext->dis_bypass = 1;
    shot_ext->dnr_bypass = 1;
    shot_ext->fd_bypass = 1;
    shot_ext->drc_bypass = 1;
    shot_ext->setfile = 0;

    shot_ext->request_scc = 0;
    shot_ext->request_scp = 0;

    shot_ext->isReprocessing = request_shot->isReprocessing;
    shot_ext->reprocessInput = request_shot->reprocessInput;
    shot_ext->shot.ctl.request.outputStreams[0] = 0;

    shot_ext->awb_mode_dm = request_shot->awb_mode_dm;

    shot_ext->shot.ctl.scaler.cropRegion[0] = request_shot->shot.ctl.scaler.cropRegion[0];
    shot_ext->shot.ctl.scaler.cropRegion[1] = request_shot->shot.ctl.scaler.cropRegion[1];
    shot_ext->shot.ctl.scaler.cropRegion[2] = request_shot->shot.ctl.scaler.cropRegion[2];

    // mapping flash UI mode from aeMode
    if (request_shot->shot.ctl.aa.aeMode >= AA_AEMODE_ON) {
        if (request_shot->shot.ctl.aa.captureIntent == AA_CAPTURE_INTENT_PREVIEW)
            ctl_info->flash.i_flashMode = request_shot->shot.ctl.aa.aeMode;
        else if (request_shot->shot.ctl.aa.captureIntent == AA_CAPTURE_INTENT_VIDEO_RECORD)
            ctl_info->flash.i_flashMode = request_shot->shot.ctl.aa.aeMode;
        request_shot->shot.ctl.aa.aeMode = AA_AEMODE_ON;
    }

    // Apply ae/awb lock or unlock
    if (request_shot->ae_lock == AEMODE_LOCK_ON)
            request_shot->shot.ctl.aa.aeMode = AA_AEMODE_LOCKED;
    if (request_shot->awb_lock == AWBMODE_LOCK_ON)
            request_shot->shot.ctl.aa.awbMode = AA_AWBMODE_LOCKED;

    if (m_lastAaMode == request_shot->shot.ctl.aa.mode) {
        shot_ext->shot.ctl.aa.mode = (enum aa_mode)(0);
    }
    else {
        shot_ext->shot.ctl.aa.mode = request_shot->shot.ctl.aa.mode;
        m_lastAaMode = (int)(shot_ext->shot.ctl.aa.mode);
    }
    if (m_lastAeMode == request_shot->shot.ctl.aa.aeMode) {
        shot_ext->shot.ctl.aa.aeMode = (enum aa_aemode)(0);
    }
    else {
        shot_ext->shot.ctl.aa.aeMode = request_shot->shot.ctl.aa.aeMode;
        m_lastAeMode = (int)(shot_ext->shot.ctl.aa.aeMode);
    }
    if (m_lastAwbMode == request_shot->shot.ctl.aa.awbMode) {
        shot_ext->shot.ctl.aa.awbMode = (enum aa_awbmode)(0);
    }
    else {
        shot_ext->shot.ctl.aa.awbMode = request_shot->shot.ctl.aa.awbMode;
        m_lastAwbMode = (int)(shot_ext->shot.ctl.aa.awbMode);
    }
    if (m_lastAeComp == request_shot->shot.ctl.aa.aeExpCompensation) {
        shot_ext->shot.ctl.aa.aeExpCompensation = 0;
    }
    else {
        shot_ext->shot.ctl.aa.aeExpCompensation = request_shot->shot.ctl.aa.aeExpCompensation;
        m_lastAeComp = (int)(shot_ext->shot.ctl.aa.aeExpCompensation);
    }

    if (request_shot->shot.ctl.aa.videoStabilizationMode) {
        m_vdisBubbleEn = true;
        shot_ext->dis_bypass = 0;
        shot_ext->dnr_bypass = 0;
    } else {
        m_vdisBubbleEn = false;
        shot_ext->dis_bypass = 1;
        shot_ext->dnr_bypass = 1;
    }

    shot_ext->shot.ctl.aa.afTrigger = 0;

    targetStreamIndex = newEntry->internal_shot.shot.ctl.request.outputStreams[0];
    shot_ext->shot.ctl.request.outputStreams[0] = targetStreamIndex;
    if (targetStreamIndex & MASK_OUTPUT_SCP)
        shot_ext->request_scp = 1;

    if (targetStreamIndex & MASK_OUTPUT_SCC)
        shot_ext->request_scc = 1;

    if (shot_ext->shot.ctl.stats.faceDetectMode != FACEDETECT_MODE_OFF)
        shot_ext->fd_bypass = 0;

    shot_ext->shot.ctl.aa.aeTargetFpsRange[0] = request_shot->shot.ctl.aa.aeTargetFpsRange[0];
    shot_ext->shot.ctl.aa.aeTargetFpsRange[1] = request_shot->shot.ctl.aa.aeTargetFpsRange[1];

    ALOGV("(%s): applied aa(%d) aemode(%d) expComp(%d), awb(%d) afmode(%d), ", __FUNCTION__,
    (int)(shot_ext->shot.ctl.aa.mode), (int)(shot_ext->shot.ctl.aa.aeMode),
    (int)(shot_ext->shot.ctl.aa.aeExpCompensation), (int)(shot_ext->shot.ctl.aa.awbMode),
    (int)(shot_ext->shot.ctl.aa.afMode));
}

bool    RequestManager::IsVdisEnable(void)
{
        return m_vdisBubbleEn;
}

int     RequestManager::FindEntryIndexByFrameCnt(int frameCnt)
{
    for (int i = 0 ; i < NUM_MAX_REQUEST_MGR_ENTRY ; i++) {
        if (entries[i].internal_shot.shot.ctl.request.frameCount == frameCnt)
            return i;
    }
    return -1;
}

void    RequestManager::RegisterTimestamp(int frameCnt, nsecs_t * frameTime)
{
    int index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d)", __FUNCTION__, frameCnt);
        return;
    }

    request_manager_entry * currentEntry = &(entries[index]);
    if (currentEntry->internal_shot.isReprocessing == 1) {
        ALOGV("DEBUG(%s): REPROCESSING : preserving timestamp for reqIndex(%d) frameCnt(%d) (%lld)", __FUNCTION__,
        index, frameCnt, currentEntry->internal_shot.shot.dm.sensor.timeStamp);
    } else {
        currentEntry->internal_shot.shot.dm.sensor.timeStamp = *((uint64_t*)frameTime);
        ALOGV("DEBUG(%s): applied timestamp for reqIndex(%d) frameCnt(%d) (%lld)", __FUNCTION__,
            index, frameCnt, currentEntry->internal_shot.shot.dm.sensor.timeStamp);
    }
}


nsecs_t  RequestManager::GetTimestampByFrameCnt(int frameCnt)
{
    int index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d) returning saved time(%lld)", __FUNCTION__, frameCnt, m_lastTimeStamp);
        return m_lastTimeStamp;
    }
    else
        return GetTimestamp(index);
}

nsecs_t  RequestManager::GetTimestamp(int index)
{
    Mutex::Autolock lock(m_requestMutex);
    if (index < 0 || index >= NUM_MAX_REQUEST_MGR_ENTRY) {
        ALOGE("ERR(%s): Request entry outside of bounds (%d)", __FUNCTION__, index);
        return 0;
    }

    request_manager_entry * currentEntry = &(entries[index]);
    nsecs_t frameTime = currentEntry->internal_shot.shot.dm.sensor.timeStamp;
    if (frameTime == 0) {
        ALOGV("DEBUG(%s): timestamp null,  returning saved value", __FUNCTION__);
        frameTime = m_lastTimeStamp;
    }
    ALOGV("DEBUG(%s): Returning timestamp for reqIndex(%d) (%lld)", __FUNCTION__, index, frameTime);
    return frameTime;
}

uint8_t  RequestManager::GetOutputStreamByFrameCnt(int frameCnt)
{
    int index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d)", __FUNCTION__, frameCnt);
        return 0;
    }
    else
        return GetOutputStream(index);
}

uint8_t  RequestManager::GetOutputStream(int index)
{
    Mutex::Autolock lock(m_requestMutex);
    if (index < 0 || index >= NUM_MAX_REQUEST_MGR_ENTRY) {
        ALOGE("ERR(%s): Request entry outside of bounds (%d)", __FUNCTION__, index);
        return 0;
    }

    request_manager_entry * currentEntry = &(entries[index]);
    return currentEntry->internal_shot.shot.ctl.request.outputStreams[0];
}

camera2_shot_ext *  RequestManager::GetInternalShotExtByFrameCnt(int frameCnt)
{
    int index = FindEntryIndexByFrameCnt(frameCnt);
    if (index == -1) {
        ALOGE("ERR(%s): Cannot find entry for frameCnt(%d)", __FUNCTION__, frameCnt);
        return 0;
    }
    else
        return GetInternalShotExt(index);
}

camera2_shot_ext *  RequestManager::GetInternalShotExt(int index)
{
    Mutex::Autolock lock(m_requestMutex);
    if (index < 0 || index >= NUM_MAX_REQUEST_MGR_ENTRY) {
        ALOGE("ERR(%s): Request entry outside of bounds (%d)", __FUNCTION__, index);
        return 0;
    }

    request_manager_entry * currentEntry = &(entries[index]);
    return &currentEntry->internal_shot;
}

int     RequestManager::FindFrameCnt(struct camera2_shot_ext * shot_ext)
{
    Mutex::Autolock lock(m_requestMutex);
    int i;

    if (m_numOfEntries == 0) {
        CAM_LOGD("DBG(%s): No Entry found", __FUNCTION__);
        return -1;
    }

    for (i = 0 ; i < NUM_MAX_REQUEST_MGR_ENTRY ; i++) {
        if(entries[i].internal_shot.shot.ctl.request.frameCount != shot_ext->shot.ctl.request.frameCount)
            continue;

        if (entries[i].status == REQUESTED) {
            entries[i].status = CAPTURED;
            return entries[i].internal_shot.shot.ctl.request.frameCount;
        }
        CAM_LOGE("ERR(%s): frameCount(%d), index(%d), status(%d)", __FUNCTION__, shot_ext->shot.ctl.request.frameCount, i, entries[i].status);

    }
    CAM_LOGD("(%s): No Entry found frame count(%d)", __FUNCTION__, shot_ext->shot.ctl.request.frameCount);

    return -1;
}

void     RequestManager::SetInitialSkip(int count)
{
    ALOGV("(%s): Pipeline Restarting. setting cnt(%d) - current(%d)", __FUNCTION__, count, m_sensorPipelineSkipCnt);
    if (count > m_sensorPipelineSkipCnt)
        m_sensorPipelineSkipCnt = count;
}

int     RequestManager::GetSkipCnt()
{
    ALOGV("(%s): skip cnt(%d)", __FUNCTION__, m_sensorPipelineSkipCnt);
    if (m_sensorPipelineSkipCnt == 0)
        return m_sensorPipelineSkipCnt;
    else
        return --m_sensorPipelineSkipCnt;
}

void RequestManager::Dump(void)
{
    int i = 0;
    request_manager_entry * currentEntry;
    ALOGD("## Dump  totalentry(%d), insert(%d), processing(%d), frame(%d)",
    m_numOfEntries,m_entryInsertionIndex,m_entryProcessingIndex, m_entryFrameOutputIndex);

    for (i = 0 ; i < NUM_MAX_REQUEST_MGR_ENTRY ; i++) {
        currentEntry =  &(entries[i]);
        ALOGD("[%2d] status[%d] frameCnt[%3d] numOutput[%d] outstream[0]-%x ", i,
        currentEntry->status, currentEntry->internal_shot.shot.ctl.request.frameCount,
            currentEntry->output_stream_count,
            currentEntry->internal_shot.shot.ctl.request.outputStreams[0]);
    }
}

int     RequestManager::GetNextIndex(int index)
{
    index++;
    if (index >= NUM_MAX_REQUEST_MGR_ENTRY)
        index = 0;

    return index;
}

int     RequestManager::GetPrevIndex(int index)
{
    index--;
    if (index < 0)
        index = NUM_MAX_REQUEST_MGR_ENTRY-1;

    return index;
}

ExynosCameraHWInterface2::ExynosCameraHWInterface2(int cameraId, camera2_device_t *dev, ExynosCamera2 * camera, int *openInvalid):
            m_requestQueueOps(NULL),
            m_frameQueueOps(NULL),
            m_callbackCookie(NULL),
            m_numOfRemainingReqInSvc(0),
            m_isRequestQueuePending(false),
            m_isRequestQueueNull(true),
            m_isIspStarted(false),
            m_ionCameraClient(0),
            m_zoomRatio(1),
            m_scp_closing(false),
            m_scp_closed(false),
            m_afState(HAL_AFSTATE_INACTIVE),
            m_afMode(NO_CHANGE),
            m_afMode2(NO_CHANGE),
            m_vdisBubbleCnt(0),
            m_vdisDupFrame(0),
            m_IsAfModeUpdateRequired(false),
            m_IsAfTriggerRequired(false),
            m_IsAfLockRequired(false),
            m_sccLocalBufferValid(false),
            m_wideAspect(false),
            m_scpOutputSignalCnt(0),
            m_scpOutputImageCnt(0),
            m_afTriggerId(0),
            m_afPendingTriggerId(0),
            m_afModeWaitingCnt(0),
            m_jpegEncodingCount(0),
            m_scpForceSuspended(false),
            m_halDevice(dev),
            m_nightCaptureCnt(0),
            m_nightCaptureFrameCnt(0),
            m_lastSceneMode(0),
            m_cameraId(cameraId),
            m_thumbNailW(160),
            m_thumbNailH(120)
{
    ALOGD("(%s): ENTER", __FUNCTION__);
    int ret = 0;
    int res = 0;

    m_exynosPictureCSC = NULL;
    m_exynosVideoCSC = NULL;

    if (!m_grallocHal) {
        ret = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, (const hw_module_t **)&m_grallocHal);
        if (ret)
            ALOGE("ERR(%s):Fail on loading gralloc HAL", __FUNCTION__);
    }

    m_camera2 = camera;
    m_ionCameraClient = createIonClient(m_ionCameraClient);
    if(m_ionCameraClient == 0)
        ALOGE("ERR(%s):Fail on ion_client_create", __FUNCTION__);


    m_BayerManager = new BayerBufManager();
    m_mainThread    = new MainThread(this);
    m_requestManager = new RequestManager((SignalDrivenThread*)(m_mainThread.get()));
    *openInvalid = InitializeISPChain();
    if (*openInvalid < 0) {
        ALOGD("(%s): ISP chain init failed. exiting", __FUNCTION__);
        // clean process
        // 1. close video nodes
        // SCP
        res = exynos_v4l2_close(m_camera_info.scp.fd);
        if (res != NO_ERROR ) {
            ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
        }
        // SCC
        res = exynos_v4l2_close(m_camera_info.capture.fd);
        if (res != NO_ERROR ) {
            ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
        }
        // Sensor
        res = exynos_v4l2_close(m_camera_info.sensor.fd);
        if (res != NO_ERROR ) {
            ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
        }
        // ISP
        res = exynos_v4l2_close(m_camera_info.isp.fd);
        if (res != NO_ERROR ) {
            ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
        }
    } else {
        m_sensorThread  = new SensorThread(this);
        m_mainThread->Start("MainThread", PRIORITY_DEFAULT, 0);
        m_sensorThread->Start("SensorThread", PRIORITY_DEFAULT, 0);
        ALOGV("DEBUG(%s): created sensorthread ", __FUNCTION__);

        for (int i = 0 ; i < STREAM_ID_LAST+1 ; i++)
            m_subStreams[i].type =  SUBSTREAM_TYPE_NONE;
        CSC_METHOD cscMethod = CSC_METHOD_HW;
        m_exynosPictureCSC = csc_init(cscMethod);
        if (m_exynosPictureCSC == NULL)
            ALOGE("ERR(%s): csc_init() fail", __FUNCTION__);
        csc_set_hw_property(m_exynosPictureCSC, CSC_HW_PROPERTY_FIXED_NODE, PICTURE_GSC_NODE_NUM);

        m_exynosVideoCSC = csc_init(cscMethod);
        if (m_exynosVideoCSC == NULL)
            ALOGE("ERR(%s): csc_init() fail", __FUNCTION__);
        csc_set_hw_property(m_exynosVideoCSC, CSC_HW_PROPERTY_FIXED_NODE, VIDEO_GSC_NODE_NUM);

        m_setExifFixedAttribute();

        // contol information clear
        // flash
        m_ctlInfo.flash.i_flashMode = AA_AEMODE_ON;
        m_ctlInfo.flash.m_afFlashDoneFlg= false;
        m_ctlInfo.flash.m_flashEnableFlg = false;
        m_ctlInfo.flash.m_flashFrameCount = 0;
        m_ctlInfo.flash.m_flashCnt = 0;
        m_ctlInfo.flash.m_flashTimeOut = 0;
        m_ctlInfo.flash.m_flashDecisionResult = false;
        m_ctlInfo.flash.m_flashTorchMode = false;
        m_ctlInfo.flash.m_precaptureState = 0;
        m_ctlInfo.flash.m_precaptureTriggerId = 0;
        // ae
        m_ctlInfo.ae.aeStateNoti = AE_STATE_INACTIVE;
        // af
        m_ctlInfo.af.m_afTriggerTimeOut = 0;
        // scene
        m_ctlInfo.scene.prevSceneMode = AA_SCENE_MODE_MAX;
    }
    ALOGD("(%s): EXIT", __FUNCTION__);
}

ExynosCameraHWInterface2::~ExynosCameraHWInterface2()
{
    ALOGD("(%s): ENTER", __FUNCTION__);
    this->release();
    ALOGD("(%s): EXIT", __FUNCTION__);
}

void ExynosCameraHWInterface2::release()
{
    int i, res;
    ALOGD("(HAL2::release): ENTER");

    if (m_streamThreads[1] != NULL) {
        m_streamThreads[1]->release();
        m_streamThreads[1]->SetSignal(SIGNAL_THREAD_TERMINATE);
    }

    if (m_streamThreads[0] != NULL) {
        m_streamThreads[0]->release();
        m_streamThreads[0]->SetSignal(SIGNAL_THREAD_TERMINATE);
    }

    if (m_sensorThread != NULL) {
        m_sensorThread->release();
    }

    if (m_mainThread != NULL) {
        m_mainThread->release();
    }

    if (m_exynosPictureCSC)
        csc_deinit(m_exynosPictureCSC);
    m_exynosPictureCSC = NULL;

    if (m_exynosVideoCSC)
        csc_deinit(m_exynosVideoCSC);
    m_exynosVideoCSC = NULL;

    if (m_streamThreads[1] != NULL) {
        ALOGD("(HAL2::release): START Waiting for (indirect) stream thread 1 termination");
        while (!m_streamThreads[1]->IsTerminated())
            usleep(SIG_WAITING_TICK);
        ALOGD("(HAL2::release): END   Waiting for (indirect) stream thread 1 termination");
        m_streamThreads[1] = NULL;
    }

    if (m_streamThreads[0] != NULL) {
        ALOGD("(HAL2::release): START Waiting for (indirect) stream thread 0 termination");
        while (!m_streamThreads[0]->IsTerminated())
            usleep(SIG_WAITING_TICK);
        ALOGD("(HAL2::release): END   Waiting for (indirect) stream thread 0 termination");
        m_streamThreads[0] = NULL;
    }

    if (m_sensorThread != NULL) {
        ALOGD("(HAL2::release): START Waiting for (indirect) sensor thread termination");
        while (!m_sensorThread->IsTerminated())
            usleep(SIG_WAITING_TICK);
        ALOGD("(HAL2::release): END   Waiting for (indirect) sensor thread termination");
        m_sensorThread = NULL;
    }

    if (m_mainThread != NULL) {
        ALOGD("(HAL2::release): START Waiting for (indirect) main thread termination");
        while (!m_mainThread->IsTerminated())
            usleep(SIG_WAITING_TICK);
        ALOGD("(HAL2::release): END   Waiting for (indirect) main thread termination");
        m_mainThread = NULL;
    }

    if (m_requestManager != NULL) {
        delete m_requestManager;
        m_requestManager = NULL;
    }

    if (m_BayerManager != NULL) {
        delete m_BayerManager;
        m_BayerManager = NULL;
    }
    for (i = 0; i < NUM_BAYER_BUFFERS; i++)
        freeCameraMemory(&m_camera_info.sensor.buffer[i], m_camera_info.sensor.planes);

    if (m_sccLocalBufferValid) {
        for (i = 0; i < NUM_SCC_BUFFERS; i++)
#ifdef ENABLE_FRAME_SYNC
            freeCameraMemory(&m_sccLocalBuffer[i], 2);
#else
            freeCameraMemory(&m_sccLocalBuffer[i], 1);
#endif
    }
    else {
        for (i = 0; i < NUM_SCC_BUFFERS; i++)
            freeCameraMemory(&m_camera_info.capture.buffer[i], m_camera_info.capture.planes);
    }

    ALOGV("DEBUG(%s): calling exynos_v4l2_close - sensor", __FUNCTION__);
    res = exynos_v4l2_close(m_camera_info.sensor.fd);
    if (res != NO_ERROR ) {
        ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
    }

    ALOGV("DEBUG(%s): calling exynos_v4l2_close - isp", __FUNCTION__);
    res = exynos_v4l2_close(m_camera_info.isp.fd);
    if (res != NO_ERROR ) {
        ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
    }

    ALOGV("DEBUG(%s): calling exynos_v4l2_close - capture", __FUNCTION__);
    res = exynos_v4l2_close(m_camera_info.capture.fd);
    if (res != NO_ERROR ) {
        ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
    }

    ALOGV("DEBUG(%s): calling exynos_v4l2_close - scp", __FUNCTION__);
    res = exynos_v4l2_close(m_camera_info.scp.fd);
    if (res != NO_ERROR ) {
        ALOGE("ERR(%s): exynos_v4l2_close failed(%d)",__FUNCTION__ , res);
    }
    ALOGV("DEBUG(%s): calling deleteIonClient", __FUNCTION__);
    deleteIonClient(m_ionCameraClient);

    ALOGD("(HAL2::release): EXIT");
}

int ExynosCameraHWInterface2::InitializeISPChain()
{
    char node_name[30];
    int fd = 0;
    int i;
    int ret = 0;

    /* Open Sensor */
    memset(&node_name, 0x00, sizeof(char[30]));
    sprintf(node_name, "%s%d", NODE_PREFIX, 40);
    fd = exynos_v4l2_open(node_name, O_RDWR, 0);

    if (fd < 0) {
        ALOGE("ERR(%s): failed to open sensor video node (%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    else {
        ALOGV("DEBUG(%s): sensor video node opened(%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    m_camera_info.sensor.fd = fd;

    /* Open ISP */
    memset(&node_name, 0x00, sizeof(char[30]));
    sprintf(node_name, "%s%d", NODE_PREFIX, 41);
    fd = exynos_v4l2_open(node_name, O_RDWR, 0);

    if (fd < 0) {
        ALOGE("ERR(%s): failed to open isp video node (%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    else {
        ALOGV("DEBUG(%s): isp video node opened(%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    m_camera_info.isp.fd = fd;

    /* Open ScalerC */
    memset(&node_name, 0x00, sizeof(char[30]));
    sprintf(node_name, "%s%d", NODE_PREFIX, 42);
    fd = exynos_v4l2_open(node_name, O_RDWR, 0);

    if (fd < 0) {
        ALOGE("ERR(%s): failed to open capture video node (%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    else {
        ALOGV("DEBUG(%s): capture video node opened(%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    m_camera_info.capture.fd = fd;

    /* Open ScalerP */
    memset(&node_name, 0x00, sizeof(char[30]));
    sprintf(node_name, "%s%d", NODE_PREFIX, 44);
    fd = exynos_v4l2_open(node_name, O_RDWR, 0);
    if (fd < 0) {
        ALOGE("DEBUG(%s): failed to open preview video node (%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    else {
        ALOGV("DEBUG(%s): preview video node opened(%s) fd (%d)", __FUNCTION__,node_name, fd);
    }
    m_camera_info.scp.fd = fd;

    if(m_cameraId == 0)
        m_camera_info.sensor_id = SENSOR_NAME_S5K4E5;
    else
        m_camera_info.sensor_id = SENSOR_NAME_S5K6A3;

    memset(&m_camera_info.dummy_shot, 0x00, sizeof(struct camera2_shot_ext));
    m_camera_info.dummy_shot.shot.ctl.request.metadataMode = METADATA_MODE_FULL;
    m_camera_info.dummy_shot.shot.magicNumber = 0x23456789;

    m_camera_info.dummy_shot.dis_bypass = 1;
    m_camera_info.dummy_shot.dnr_bypass = 1;
    m_camera_info.dummy_shot.fd_bypass = 1;

    /*sensor setting*/
    m_camera_info.dummy_shot.shot.ctl.sensor.exposureTime = 0;
    m_camera_info.dummy_shot.shot.ctl.sensor.frameDuration = 0;
    m_camera_info.dummy_shot.shot.ctl.sensor.sensitivity = 0;

    m_camera_info.dummy_shot.shot.ctl.scaler.cropRegion[0] = 0;
    m_camera_info.dummy_shot.shot.ctl.scaler.cropRegion[1] = 0;

    /*request setting*/
    m_camera_info.dummy_shot.request_sensor = 1;
    m_camera_info.dummy_shot.request_scc = 0;
    m_camera_info.dummy_shot.request_scp = 0;
    m_camera_info.dummy_shot.shot.ctl.request.outputStreams[0] = 0;

    m_camera_info.sensor.width = m_camera2->getSensorRawW();
    m_camera_info.sensor.height = m_camera2->getSensorRawH();

    m_camera_info.sensor.format = V4L2_PIX_FMT_SBGGR16;
    m_camera_info.sensor.planes = 2;
    m_camera_info.sensor.buffers = NUM_BAYER_BUFFERS;
    m_camera_info.sensor.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
    m_camera_info.sensor.memory = V4L2_MEMORY_DMABUF;

    for(i = 0; i < m_camera_info.sensor.buffers; i++){
        initCameraMemory(&m_camera_info.sensor.buffer[i], m_camera_info.sensor.planes);
        m_camera_info.sensor.buffer[i].size.extS[0] = m_camera_info.sensor.width*m_camera_info.sensor.height*2;
        m_camera_info.sensor.buffer[i].size.extS[1] = 8*1024; // HACK, driver use 8*1024, should be use predefined value
        allocCameraMemory(m_ionCameraClient, &m_camera_info.sensor.buffer[i], m_camera_info.sensor.planes, 1<<1);
    }

    m_camera_info.isp.width = m_camera_info.sensor.width;
    m_camera_info.isp.height = m_camera_info.sensor.height;
    m_camera_info.isp.format = m_camera_info.sensor.format;
    m_camera_info.isp.planes = m_camera_info.sensor.planes;
    m_camera_info.isp.buffers = m_camera_info.sensor.buffers;
    m_camera_info.isp.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
    m_camera_info.isp.memory = V4L2_MEMORY_DMABUF;

    for(i = 0; i < m_camera_info.isp.buffers; i++){
        initCameraMemory(&m_camera_info.isp.buffer[i], m_camera_info.isp.planes);
        m_camera_info.isp.buffer[i].size.extS[0]    = m_camera_info.sensor.buffer[i].size.extS[0];
        m_camera_info.isp.buffer[i].size.extS[1]    = m_camera_info.sensor.buffer[i].size.extS[1];
        m_camera_info.isp.buffer[i].fd.extFd[0]     = m_camera_info.sensor.buffer[i].fd.extFd[0];
        m_camera_info.isp.buffer[i].fd.extFd[1]     = m_camera_info.sensor.buffer[i].fd.extFd[1];
        m_camera_info.isp.buffer[i].virt.extP[0]    = m_camera_info.sensor.buffer[i].virt.extP[0];
        m_camera_info.isp.buffer[i].virt.extP[1]    = m_camera_info.sensor.buffer[i].virt.extP[1];
    };

    /* init ISP */
    ret = cam_int_s_input(&(m_camera_info.isp), m_camera_info.sensor_id);
    if (ret < 0) {
        ALOGE("ERR(%s): cam_int_s_input(%d) failed!!!! ",  __FUNCTION__, m_camera_info.sensor_id);
        return false;
    }
    cam_int_s_fmt(&(m_camera_info.isp));
    ALOGV("DEBUG(%s): isp calling reqbuf", __FUNCTION__);
    cam_int_reqbufs(&(m_camera_info.isp));
    ALOGV("DEBUG(%s): isp calling querybuf", __FUNCTION__);
    ALOGV("DEBUG(%s): isp mem alloc done",  __FUNCTION__);

    /* init Sensor */
    cam_int_s_input(&(m_camera_info.sensor), m_camera_info.sensor_id);
    ALOGV("DEBUG(%s): sensor s_input done",  __FUNCTION__);
    if (cam_int_s_fmt(&(m_camera_info.sensor))< 0) {
        ALOGE("ERR(%s): sensor s_fmt fail",  __FUNCTION__);
    }
    ALOGV("DEBUG(%s): sensor s_fmt done",  __FUNCTION__);
    cam_int_reqbufs(&(m_camera_info.sensor));
    ALOGV("DEBUG(%s): sensor reqbuf done",  __FUNCTION__);
    for (i = 0; i < m_camera_info.sensor.buffers; i++) {
        ALOGV("DEBUG(%s): sensor initial QBUF [%d]",  __FUNCTION__, i);
        m_camera_info.dummy_shot.shot.ctl.sensor.frameDuration = 33*1000*1000; // apply from frame #1
        m_camera_info.dummy_shot.shot.ctl.request.frameCount = -1;
        memcpy( m_camera_info.sensor.buffer[i].virt.extP[1], &(m_camera_info.dummy_shot),
                sizeof(struct camera2_shot_ext));
    }

    for (i = 0; i < NUM_MIN_SENSOR_QBUF; i++)
        cam_int_qbuf(&(m_camera_info.sensor), i);

    for (i = NUM_MIN_SENSOR_QBUF; i < m_camera_info.sensor.buffers; i++)
        m_requestManager->pushSensorQ(i);

    ALOGV("== stream_on :: sensor");
    cam_int_streamon(&(m_camera_info.sensor));
    m_camera_info.sensor.status = true;

    /* init Capture */
    m_camera_info.capture.width = m_camera2->getSensorW();
    m_camera_info.capture.height = m_camera2->getSensorH();
    m_camera_info.capture.format = V4L2_PIX_FMT_YUYV;
#ifdef ENABLE_FRAME_SYNC
    m_camera_info.capture.planes = 2;
#else
    m_camera_info.capture.planes = 1;
#endif
    m_camera_info.capture.buffers = NUM_SCC_BUFFERS;
    m_camera_info.capture.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
    m_camera_info.capture.memory = V4L2_MEMORY_DMABUF;

    m_camera_info.capture.status = false;

    return true;
}

void ExynosCameraHWInterface2::StartSCCThread(bool threadExists)
{
    ALOGV("(%s)", __FUNCTION__);
    StreamThread *AllocatedStream;
    stream_parameters_t newParameters;
    uint32_t format_actual;


    if (!threadExists) {
        m_streamThreads[1]  = new StreamThread(this, 1);
    }
    AllocatedStream = (StreamThread*)(m_streamThreads[1].get());
    if (!threadExists) {
        AllocatedStream->Start("StreamThread", PRIORITY_DEFAULT, 0);
        m_streamThreadInitialize((SignalDrivenThread*)AllocatedStream);
        AllocatedStream->m_numRegisteredStream = 1;
    }
    AllocatedStream->m_index        = 1;

    format_actual                   = HAL_PIXEL_FORMAT_YCbCr_422_I; // YUYV

    newParameters.width             = m_camera2->getSensorW();
    newParameters.height            = m_camera2->getSensorH();
    newParameters.format            = format_actual;
    newParameters.streamOps         = NULL;
    newParameters.numHwBuffers      = NUM_SCC_BUFFERS;
#ifdef ENABLE_FRAME_SYNC
    newParameters.planes            = 2;
#else
    newParameters.planes            = 1;
#endif

    newParameters.numSvcBufsInHal   = 0;

    newParameters.node              = &m_camera_info.capture;

    AllocatedStream->streamType     = STREAM_TYPE_INDIRECT;
    ALOGV("(%s): m_numRegisteredStream = %d", __FUNCTION__, AllocatedStream->m_numRegisteredStream);

    if (!threadExists) {
        if (!m_sccLocalBufferValid) {
            for (int i = 0; i < m_camera_info.capture.buffers; i++){
                initCameraMemory(&m_camera_info.capture.buffer[i], newParameters.node->planes);
                m_camera_info.capture.buffer[i].size.extS[0] = m_camera_info.capture.width*m_camera_info.capture.height*2;
#ifdef ENABLE_FRAME_SYNC
                m_camera_info.capture.buffer[i].size.extS[1] = 4*1024; // HACK, driver use 4*1024, should be use predefined value
                allocCameraMemory(m_ionCameraClient, &m_camera_info.capture.buffer[i], m_camera_info.capture.planes, 1<<1);
#else
                allocCameraMemory(m_ionCameraClient, &m_camera_info.capture.buffer[i], m_camera_info.capture.planes);
#endif
                m_sccLocalBuffer[i] = m_camera_info.capture.buffer[i];
            }
            m_sccLocalBufferValid = true;
        }
    } else {
        if (m_sccLocalBufferValid) {
             for (int i = 0; i < m_camera_info.capture.buffers; i++)
                m_camera_info.capture.buffer[i] = m_sccLocalBuffer[i];
        } else {
            ALOGE("(%s): SCC Thread starting with no buffer", __FUNCTION__);
        }
    }
    cam_int_s_input(newParameters.node, m_camera_info.sensor_id);
    m_camera_info.capture.buffers = NUM_SCC_BUFFERS;
    cam_int_s_fmt(newParameters.node);
    ALOGV("DEBUG(%s): capture calling reqbuf", __FUNCTION__);
    cam_int_reqbufs(newParameters.node);
    ALOGV("DEBUG(%s): capture calling querybuf", __FUNCTION__);

    for (int i = 0; i < newParameters.node->buffers; i++) {
        ALOGV("DEBUG(%s): capture initial QBUF [%d]",  __FUNCTION__, i);
        cam_int_qbuf(newParameters.node, i);
        newParameters.svcBufStatus[i] = ON_DRIVER;
    }

    ALOGV("== stream_on :: capture");
    if (cam_int_streamon(newParameters.node) < 0) {
        ALOGE("ERR(%s): capture stream on fail", __FUNCTION__);
    } else {
        m_camera_info.capture.status = true;
    }

    AllocatedStream->setParameter(&newParameters);
    AllocatedStream->m_activated    = true;
    AllocatedStream->m_isBufferInit = true;
}

void ExynosCameraHWInterface2::StartISP()
{
    ALOGV("== stream_on :: isp");
    cam_int_streamon(&(m_camera_info.isp));
    exynos_v4l2_s_ctrl(m_camera_info.sensor.fd, V4L2_CID_IS_S_STREAM, IS_ENABLE_STREAM);
}

int ExynosCameraHWInterface2::getCameraId() const
{
    return m_cameraId;
}

int ExynosCameraHWInterface2::setRequestQueueSrcOps(const camera…