Do not send pid through socket message for security
[platform/core/api/camera.git] / src / camera.c
index 14430e4..f4bf264 100644 (file)
 #include <muse_core.h>
 #include <muse_client.h>
 #include <dlog.h>
-#include <Elementary.h>
 #include <tbm_surface_internal.h>
-#include <Evas.h>
-#include <Ecore_Wayland.h>
-#include <wayland-client.h>
-#include <tizen-extension-client-protocol.h>
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-#include <mm_evas_renderer.h>
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 #include <gio/gio.h>
 
 #ifdef LOG_TAG
 #undef LOG_TAG
 #endif
 #define LOG_TAG "TIZEN_N_CAMERA"
+#define MODULE_NAME "camera"
 
 /* for device changed callback */
 static GMutex g_cam_dev_state_changed_cb_lock;
@@ -49,218 +42,143 @@ static GList *g_cam_dev_state_changed_cb_list;
 static int g_cam_dev_state_changed_cb_id;
 static GDBusConnection *g_cam_dev_state_changed_cb_conn;
 static guint g_cam_dev_state_changed_cb_subscribe_id;
+static GMutex g_cam_idle_event_lock;
 
-
-static void __global(void *data, struct wl_registry *registry,
-       uint32_t name, const char *interface, uint32_t version)
-{
-       struct tizen_surface **tz_surface = NULL;
-
-       if (!data) {
-               LOGE("NULL data");
-               return;
-       }
-
-       tz_surface = (struct tizen_surface **)data;
-
-       if (!interface) {
-               LOGW("NULL interface");
-               return;
-       }
-
-       /*LOGI("interface %s", interface);*/
-
-       if (strcmp(interface, "tizen_surface") == 0) {
-               LOGD("binding tizen surface for wayland");
-
-               *tz_surface = wl_registry_bind(registry, name, &tizen_surface_interface, version);
-               if (*tz_surface == NULL)
-                       LOGE("failed to bind");
-
-               LOGD("done");
-       }
-
-       return;
-}
-
-static void __global_remove(void *data, struct wl_registry *wl_registry, uint32_t name)
-{
-       LOGD("enter");
-       return;
-}
-
-static const struct wl_registry_listener _camera_wl_registry_listener = {
-       __global,
-       __global_remove
-};
-
-void __parent_id_getter(void *data, struct tizen_resource *tizen_resource, uint32_t id)
-{
-       if (!data) {
-               LOGE("NULL data");
-               return;
-       }
-
-       *((unsigned int *)data) = id;
-
-       LOGD("[CLIENT] got parent_id [%u] from server", id);
-
-       return;
-}
-
-static const struct tizen_resource_listener _camera_tz_resource_listener = {
-       __parent_id_getter
-};
-
-int _camera_get_wl_info(Evas_Object *obj, camera_wl_info_s *wl_info)
+static void _camera_msg_send(int api, int *fds, camera_cb_info_s *cb_info,
+       int *ret, int timeout);
+static void _camera_msg_send_param1(int api, camera_cb_info_s *cb_info,
+       int *ret, camera_msg_param *param, int timeout);
+static void _camera_msg_send_param2_int(int api, camera_cb_info_s *cb_info,
+       int *ret, camera_msg_param *param0, camera_msg_param *param1, int timeout);
+static void _camera_msg_return_buffer(int ret_fd, camera_cb_info_s *cb_info);
+static bool _camera_import_tbm_fd(tbm_bufmgr bufmgr, int fd, tbm_bo *bo, tbm_bo_handle *bo_handle);
+static void _camera_release_imported_bo(tbm_bo *bo);
+static void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_fd,
+       tbm_bo_handle *buffer_bo_handle, tbm_bo_handle *data_bo_handle, camera_preview_data_s *frame);
+static int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s *stream,
+       camera_media_packet_data *mp_data, media_packet_h *packet);
+static int _camera_media_packet_data_create(int ret_fd, int *tfd, int num_buffer_fd, tbm_bo bo,
+       tbm_bo *buffer_bo, tbm_bo data_bo, camera_media_packet_data **mp_data);
+static void _camera_media_packet_data_release(camera_media_packet_data *mp_data, camera_cb_info_s *cb_info);
+static gboolean _camera_allocate_preview_buffer(camera_h camera);
+static void _camera_release_preview_buffer(camera_h camera);
+
+
+static gboolean _camera_allocate_preview_buffer(camera_h camera)
 {
+       int i = 0;
        int ret = CAMERA_ERROR_NONE;
-       Ecore_Wl_Window *window = NULL;
-       struct wl_display *display = NULL;
-       struct wl_display *display_wrapper = NULL;
-       struct wl_surface *surface = NULL;
-       struct wl_registry *registry = NULL;
-       struct wl_event_queue *queue = NULL;
-       struct tizen_surface *tz_surface = NULL;
-       struct tizen_resource *tz_resource = NULL;
+       int format = CAMERA_PIXEL_FORMAT_INVALID;
+       int width = 0;
+       int height = 0;
+       int buffer_size = 0;
+       camera_cli_s *pc = (camera_cli_s *)camera;
+       camera_cb_info_s *cb_info = NULL;
 
-       if (!obj || !wl_info) {
-               LOGE("NULL parameter %p %p", obj, wl_info);
-               return CAMERA_ERROR_INVALID_OPERATION;
+       if (!pc || !pc->cb_info) {
+               LOGE("invalid pointer %p %p", pc, pc ? pc->cb_info : NULL);
+               return FALSE;
        }
 
-       window = elm_win_wl_window_get(obj);
-       if (!window) {
-               LOGE("failed to get wayland window");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
-       }
+       cb_info = pc->cb_info;
 
-       ecore_wl_window_video_has(window, EINA_TRUE);
+       LOGD("Enter");
 
-       surface = (struct wl_surface *)ecore_wl_window_surface_get(window);
-       if (!surface) {
-               LOGE("failed to get wayland surface");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
+       /* get preview info and calculate size */
+       ret = camera_get_preview_format(camera, &format);
+       if (ret != CAMERA_ERROR_NONE) {
+               LOGE("get preview format failed 0x%x", ret);
+               return FALSE;
        }
 
-       display = (struct wl_display *)ecore_wl_display_get();
-       if (!display) {
-               LOGE("failed to get wayland display");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
+       ret = camera_get_preview_resolution(camera, &width, &height);
+       if (ret != CAMERA_ERROR_NONE) {
+               LOGE("get preview resolution failed 0x%x", ret);
+               return FALSE;
        }
 
-       display_wrapper = wl_proxy_create_wrapper(display);
-       if (!display_wrapper) {
-               LOGE("failed to create wl display wrapper");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
-       }
+       LOGD("preview %dx%d, format %d", width, height, format);
 
-       queue = wl_display_create_queue(display);
-       if (!queue) {
-               LOGE("failed to create wl display queue");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
+       switch (format) {
+       case CAMERA_PIXEL_FORMAT_INVZ:
+               buffer_size = width * height;
+               break;
+       case CAMERA_PIXEL_FORMAT_NV12:
+       case CAMERA_PIXEL_FORMAT_I420:
+               buffer_size = (width * height * 3) >> 1;
+               break;
+       case CAMERA_PIXEL_FORMAT_YUYV:
+       case CAMERA_PIXEL_FORMAT_UYVY:
+               buffer_size = width * height * 2;
+               break;
+       default:
+               LOGE("unhandled format %d", format);
+               goto _ALLOCATE_PREVIEW_BUFFER_FAILED;
        }
 
-       wl_proxy_set_queue((struct wl_proxy *)display_wrapper, queue);
-
-       registry = wl_display_get_registry(display_wrapper);
-       if (!registry) {
-               LOGE("failed to get wayland registry");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
-       }
+       LOGD("buffer size %d, num %d", buffer_size, MUSE_NUM_FD);
 
-       wl_registry_add_listener(registry, &_camera_wl_registry_listener, &tz_surface);
+       for (i = 0 ; i < MUSE_NUM_FD ; i++) {
+               cb_info->bos[i] = tbm_bo_alloc(cb_info->bufmgr, buffer_size, TBM_BO_DEFAULT);
+               if (!cb_info->bos[i]) {
+                       LOGE("bo alloc failed [%d,i:%d]", buffer_size, i);
+                       goto _ALLOCATE_PREVIEW_BUFFER_FAILED;
+               }
 
-       wl_display_dispatch_queue(display, queue);
-       wl_display_roundtrip_queue(display, queue);
+               cb_info->fds[i] = tbm_bo_export_fd(cb_info->bos[i]);
+               if (cb_info->fds[i] < 0) {
+                       LOGE("export fd failed [%d,i:%d] errno %d", buffer_size, i, errno);
+                       goto _ALLOCATE_PREVIEW_BUFFER_FAILED;
+               }
 
-       if (!tz_surface) {
-               LOGE("failed to get tizen surface");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
+               LOGD("bo %p, fd %d", cb_info->bos[i], cb_info->fds[i]);
        }
 
-       /* Get parent_id which is unique in a entire systemw. */
-       tz_resource = tizen_surface_get_tizen_resource(tz_surface, surface);
-       if (!tz_resource) {
-               LOGE("failed to get tizen resurce");
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               goto _DONE;
-       }
+       LOGD("Done");
 
-       wl_info->parent_id = 0;
+       return TRUE;
 
-       tizen_resource_add_listener(tz_resource, &_camera_tz_resource_listener, &wl_info->parent_id);
+_ALLOCATE_PREVIEW_BUFFER_FAILED:
+       _camera_release_preview_buffer(camera);
+       return FALSE;
+}
 
-       wl_display_roundtrip_queue(display, queue);
 
-       if (wl_info->parent_id > 0) {
-               int rotation = 0;
-               Ecore_Evas *ecore_evas = NULL;
-               ret = CAMERA_ERROR_NONE;
+static void _camera_release_preview_buffer(camera_h camera)
+{
+       int i = 0;
+       camera_cli_s *pc = (camera_cli_s *)camera;
+       camera_cb_info_s *cb_info = NULL;
 
-               wl_info->evas_obj = obj;
+       if (!pc || !pc->cb_info) {
+               LOGE("invalid pointer %p %p", pc, pc ? pc->cb_info : NULL);
+               return;
+       }
 
-               evas_object_geometry_get(obj, &wl_info->window_x, &wl_info->window_y,
-                       &wl_info->window_width, &wl_info->window_height);
+       LOGD("Enter");
 
-               ecore_evas = ecore_evas_ecore_evas_get(evas_object_evas_get(obj));
-               if (ecore_evas) {
-                       rotation = ecore_evas_rotation_get(ecore_evas);
-                       if (rotation == 90 || rotation == 270) {
-                               int temp = wl_info->window_width;
+       cb_info = pc->cb_info;
 
-                               LOGD("swap width and height %d, %d", wl_info->window_width, wl_info->window_height);
+       /* close exported fd and bos */
+       for (i = 0 ; i < MUSE_NUM_FD ; i++) {
+               LOGD("unref bo %p, close fd %d", cb_info->bos[i], cb_info->fds[i]);
 
-                               wl_info->window_width = wl_info->window_height;
-                               wl_info->window_height = temp;
-                       }
+               if (cb_info->bos[i]) {
+                       tbm_bo_unref(cb_info->bos[i]);
+                       cb_info->bos[i] = NULL;
                } else {
-                       LOGW("failed to get ecore_evas.. skip rotation check");
+                       break;
                }
 
-               LOGD("evas object : %p, rotation : %d, parent id : %u, window : %d,%d,%dx%d",
-                       wl_info->evas_obj, rotation, wl_info->parent_id,
-                       wl_info->window_x, wl_info->window_y,
-                       wl_info->window_width, wl_info->window_height);
-       } else {
-               ret = CAMERA_ERROR_INVALID_OPERATION;
-               LOGE("failed to get parent id");
-       }
-
-_DONE:
-       if (tz_surface) {
-               tizen_surface_destroy(tz_surface);
-               tz_surface = NULL;
-       }
-
-       if (tz_resource) {
-               tizen_resource_destroy(tz_resource);
-               tz_resource = NULL;
-       }
-
-       if (registry) {
-               wl_registry_destroy(registry);
-               registry = NULL;
-       }
-
-       if (queue) {
-               wl_event_queue_destroy(queue);
-               queue = NULL;
+               if (cb_info->fds[i] >= 0) {
+                       close(cb_info->fds[i]);
+                       cb_info->fds[i] = -1;
+               }
        }
 
-       if (display_wrapper) {
-               wl_proxy_wrapper_destroy(display_wrapper);
-               display_wrapper = NULL;
-       }
+       LOGD("Done");
 
-       return ret;
+       return;
 }
 
 
@@ -333,20 +251,354 @@ _DONE:
 }
 
 
-static int _camera_import_tbm_key(tbm_bufmgr bufmgr, unsigned int tbm_key, tbm_bo *bo, tbm_bo_handle *bo_handle)
+static void __camera_event_handler_preview(camera_cb_info_s *cb_info, char *recv_msg, int *tfd)
+{
+       int i = 0;
+       int ret = 0;
+       int ret_fd = -1;
+       int preview_fd = -1;
+       int num_buffer_fd = 0;
+       unsigned char *buf_pos = NULL;
+
+       tbm_bo bo = NULL;
+       tbm_bo buffer_bo[BUFFER_MAX_PLANE_NUM] = {NULL, };
+       tbm_bo_handle bo_handle = {.ptr = NULL};
+       tbm_bo_handle buffer_bo_handle[BUFFER_MAX_PLANE_NUM] = {{.ptr = NULL}, };
+       tbm_bo data_bo = NULL;
+       tbm_bo_handle data_bo_handle = {.ptr = NULL};
+
+       camera_msg_param param;
+       camera_preview_data_s frame;
+       camera_stream_data_s *stream = NULL;
+       camera_media_packet_data *mp_data = NULL;
+       media_packet_h pkt = NULL;
+       media_packet_h pkt_evas = NULL;
+
+       /* tfd[0]: MMCamcorderVideoStreamDataType
+          tfd[1]: data_bo or zero copy bo[0]
+          tfd[2]: zero copy bo[1]
+          tfd[3]: zero copy bo[2] */
+
+       if (!cb_info || !recv_msg || !tfd) {
+               LOGE("invalid param %p %p %p", cb_info, recv_msg, tfd);
+               return;
+       }
+
+       muse_camera_msg_get(preview_fd, recv_msg);
+       muse_camera_msg_get(num_buffer_fd, recv_msg);
+
+       /*LOGD("preview_fd %d, num_buffer_fd %d", preview_fd, num_buffer_fd);*/
+
+       memset(&frame, 0x0, sizeof(camera_preview_data_s));
+
+       if (tfd[0] < 0) {
+               LOGE("invalid fd %d", tfd[0]);
+               return;
+       }
+
+       ret_fd = preview_fd;
+       CAMERA_MSG_PARAM_SET(param, INT, ret_fd);
+
+       if (num_buffer_fd < 0 || num_buffer_fd > BUFFER_MAX_PLANE_NUM) {
+               LOGE("invalid num buffer fd %d", num_buffer_fd);
+               goto _PREVIEW_CB_HANDLER_DONE;
+       }
+
+       if (num_buffer_fd == 0 && tfd[1] >= 0) {
+               /* import tbm data_bo and get virtual address */
+               if (!_camera_import_tbm_fd(cb_info->bufmgr, tfd[1], &data_bo, &data_bo_handle)) {
+                       LOGE("failed to import data fd %d", tfd[1]);
+                       goto _PREVIEW_CB_HANDLER_DONE;
+               }
+       }
+
+       /* import tbm bo and get virtual address */
+       if (!_camera_import_tbm_fd(cb_info->bufmgr, tfd[0], &bo, &bo_handle)) {
+               LOGE("failed to import fd %d", tfd[0]);
+               goto _PREVIEW_CB_HANDLER_DONE;
+       }
+
+       buf_pos = (unsigned char *)bo_handle.ptr;
+
+       /* get stream info */
+       stream = (camera_stream_data_s *)buf_pos;
+
+       for (i = 0 ; i < num_buffer_fd ; i++) {
+               /* import buffer bo and get virtual address */
+               if (!_camera_import_tbm_fd(cb_info->bufmgr, tfd[i + 1], &buffer_bo[i], &buffer_bo_handle[i])) {
+                       LOGE("failed to import buffer fd %d", tfd[i + 1]);
+                       goto _PREVIEW_CB_HANDLER_DONE;
+               }
+       }
+
+       /* call preview callback */
+       if (cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_PREVIEW]) {
+               _camera_preview_frame_create(stream, num_buffer_fd, buffer_bo_handle, &data_bo_handle, &frame);
+
+               ((camera_preview_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_PREVIEW])(&frame,
+                       cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_PREVIEW]);
+       }
+
+       if (CHECK_PREVIEW_CB(cb_info, PREVIEW_CB_TYPE_EVAS)) {
+               ret = _camera_media_packet_data_create(ret_fd, tfd, num_buffer_fd, bo, buffer_bo, data_bo, &mp_data);
+
+               if (ret == CAMERA_ERROR_NONE) {
+                       ret = _camera_media_packet_create(cb_info, stream, mp_data, &pkt_evas);
+                       if (ret != CAMERA_ERROR_NONE) {
+                               LOGE("create pkt for evas failed");
+                               _camera_media_packet_data_release(mp_data, cb_info);
+                               mp_data = NULL;
+                       }
+               }
+       }
+
+       /* call media packet callback */
+       if (cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]) {
+               ret = _camera_media_packet_data_create(ret_fd, tfd, num_buffer_fd, bo, buffer_bo, data_bo, &mp_data);
+
+               if (ret == CAMERA_ERROR_NONE) {
+                       ret = _camera_media_packet_create(cb_info, stream, mp_data, &pkt);
+
+                       if (ret == CAMERA_ERROR_NONE) {
+                               ((camera_media_packet_preview_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW])(pkt,
+                                       cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]);
+                       } else {
+                               _camera_media_packet_data_release(mp_data, cb_info);
+                               mp_data = NULL;
+                       }
+               }
+       }
+
+       /* call evas renderer */
+       if (pkt_evas) {
+               if (cb_info->run_evas_render) {
+                       mm_display_interface_evas_render(cb_info->dp_interface, pkt_evas);
+               } else {
+                       LOGW("evas renderer is stopped, skip this buffer...");
+                       media_packet_destroy(pkt_evas);
+               }
+               pkt_evas = NULL;
+       }
+
+       /* send message for preview callback return */
+       if (!CHECK_PREVIEW_CB(cb_info, PREVIEW_CB_TYPE_EVAS))
+               _camera_msg_send(MUSE_CAMERA_API_PREVIEW_CB_RETURN, NULL, cb_info, NULL, 0);
+
+_PREVIEW_CB_HANDLER_DONE:
+       if (mp_data == NULL) {
+               /* release imported bo */
+               for (i = 0 ; i < num_buffer_fd && i < BUFFER_MAX_PLANE_NUM ; i++)
+                       _camera_release_imported_bo(&buffer_bo[i]);
+
+               /* unmap and unref tbm bo */
+               _camera_release_imported_bo(&data_bo);
+               _camera_release_imported_bo(&bo);
+
+               /* close imported fd */
+               for (i = 0 ; i < MUSE_NUM_FD ; i++) {
+                       if (tfd[i] >= 0) {
+                               close(tfd[i]);
+                               tfd[i] = -1;
+                       } else {
+                               break;
+                       }
+               }
+
+               /* return buffer */
+               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
+
+               /*LOGD("return buffer Done");*/
+       }
+
+       return;
+}
+
+
+static void __camera_event_handler_capture(camera_cb_info_s *cb_info, char *recv_msg, int *tfd)
+{
+       int i = 0;
+       int tfd_index = 0;
+       int capture_fd_main = 0;
+       int capture_fd_post = 0;
+       int capture_fd_thumb = 0;
+       unsigned char *buf_pos = NULL;
+
+       camera_image_data_s *rImage = NULL;
+       camera_image_data_s *rPostview = NULL;
+       camera_image_data_s *rThumbnail = NULL;
+
+       tbm_bo bo_main = NULL;
+       tbm_bo bo_post = NULL;
+       tbm_bo bo_thumb = NULL;
+       tbm_bo_handle bo_main_handle = {.ptr = NULL};
+       tbm_bo_handle bo_post_handle = {.ptr = NULL};
+       tbm_bo_handle bo_thumb_handle = {.ptr = NULL};
+
+       if (!cb_info || !recv_msg || !tfd) {
+               LOGE("invalid param %p %p %p", cb_info, recv_msg, tfd);
+               return;
+       }
+
+       muse_camera_msg_get(capture_fd_main, recv_msg);
+       muse_camera_msg_get(capture_fd_post, recv_msg);
+       muse_camera_msg_get(capture_fd_thumb, recv_msg);
+
+       LOGD("capture fd %d %d %d, received fd %d %d %d",
+               capture_fd_main, capture_fd_post, capture_fd_thumb,
+               tfd[0], tfd[1], tfd[2]);
+
+       if (capture_fd_main < 0 || tfd[tfd_index] < 0) {
+               LOGE("invalid main fd %d %d", capture_fd_main, tfd[tfd_index]);
+               goto _CAPTURE_CB_HANDLER_DONE;
+       }
+
+       if (cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_CAPTURE] == NULL) {
+               LOGW("NULL callback");
+               goto _CAPTURE_CB_HANDLER_DONE;
+       }
+
+       /* import tbm bo and get virtual address */
+       if (!_camera_import_tbm_fd(cb_info->bufmgr, tfd[tfd_index], &bo_main, &bo_main_handle)) {
+               LOGE("failed to import fd [%d] for main", tfd[tfd_index]);
+               goto _CAPTURE_CB_HANDLER_DONE;
+       }
+
+       buf_pos = (unsigned char *)bo_main_handle.ptr;
+       rImage = (camera_image_data_s *)buf_pos;
+       rImage->data = buf_pos + sizeof(camera_image_data_s);
+       if (rImage->exif && rImage->exif_size > 0) {
+               rImage->exif = rImage->data + rImage->size;
+       } else {
+               rImage->exif = NULL;
+               rImage->exif_size = 0;
+       }
+
+       LOGD("image info %dx%d, size %d, EXIF info %p, size %d",
+               rImage->width, rImage->height, rImage->size, rImage->exif, rImage->exif_size);
+
+       if (capture_fd_post >= 0) {
+               /* import tbm bo and get virtual address */
+               tfd_index++;
+               if (_camera_import_tbm_fd(cb_info->bufmgr, tfd[tfd_index], &bo_post, &bo_post_handle)) {
+                       buf_pos = (unsigned char *)bo_post_handle.ptr;
+                       rPostview = (camera_image_data_s *)buf_pos;
+                       LOGD("rPostview->size : %d", rPostview->size);
+                       rPostview->data = buf_pos + sizeof(camera_image_data_s);
+               } else {
+                       LOGE("failed to import fd [i:%d][%d] for postview", tfd_index, tfd[tfd_index]);
+               }
+       }
+
+       if (capture_fd_thumb >= 0) {
+               /* import tbm bo and get virtual address */
+               tfd_index++;
+               if (_camera_import_tbm_fd(cb_info->bufmgr, tfd[tfd_index], &bo_thumb, &bo_thumb_handle)) {
+                       buf_pos = (unsigned char *)bo_thumb_handle.ptr;
+                       rThumbnail = (camera_image_data_s *)buf_pos;
+                       LOGD("rThumbnail->size : %d", rThumbnail->size);
+                       rThumbnail->data = buf_pos + sizeof(camera_image_data_s);
+               } else {
+                       LOGE("failed to import fd [%d] for thumbnail", tfd[tfd_index]);
+               }
+       }
+
+       ((camera_capturing_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_CAPTURE])(rImage,
+               rPostview, rThumbnail, cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_CAPTURE]);
+
+_CAPTURE_CB_HANDLER_DONE:
+       /* return buffer */
+       if (capture_fd_main >= 0) {
+               _camera_release_imported_bo(&bo_main);
+               _camera_msg_return_buffer(capture_fd_main, cb_info);
+       }
+
+       if (capture_fd_post >= 0) {
+               _camera_release_imported_bo(&bo_post);
+               _camera_msg_return_buffer(capture_fd_post, cb_info);
+       }
+
+       if (capture_fd_thumb >= 0) {
+               _camera_release_imported_bo(&bo_thumb);
+               _camera_msg_return_buffer(capture_fd_thumb, cb_info);
+       }
+
+       for (i = 0 ; i < MUSE_NUM_FD ; i++) {
+               if (tfd[i] >= 0) {
+                       LOGD("close %d", tfd[i]);
+                       close(tfd[i]);
+                       tfd[i] = -1;
+               } else {
+                       break;
+               }
+       }
+
+       LOGD("return buffer done");
+
+       return;
+}
+
+
+static void __camera_event_handler_face_detection(camera_cb_info_s *cb_info, char *recv_msg, int *tfd)
+{
+       int count = 0;
+       int face_fd = -1;
+       camera_detected_face_s *faces = NULL;
+
+       tbm_bo bo = NULL;
+       tbm_bo_handle bo_handle = {.ptr = NULL};
+
+       if (!cb_info || !recv_msg || !tfd) {
+               LOGE("invalid param %p %p %p", cb_info, recv_msg, tfd);
+               return;
+       }
+
+       muse_camera_msg_get(count, recv_msg);
+       muse_camera_msg_get(face_fd, recv_msg);
+
+       if (count >= 0 && cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION]) {
+               LOGD("FACE_DETECTION - count %d, fd %d", count, tfd[0]);
+
+               if (tfd[0] >= 0) {
+                       if (_camera_import_tbm_fd(cb_info->bufmgr, tfd[0], &bo, &bo_handle)) {
+                               /* set face info */
+                               faces = bo_handle.ptr;
+                       }
+
+                       close(tfd[0]);
+                       tfd[0] = -1;
+               }
+
+               ((camera_face_detected_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION])(faces,
+                       count, cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION]);
+
+               /* release bo */
+               _camera_release_imported_bo(&bo);
+       } else {
+               LOGW("skip face detection message [count %d, fd %d, cb %p]",
+                       count, tfd[0], cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION]);
+       }
+
+       /* return buffer */
+       _camera_msg_return_buffer(face_fd, cb_info);
+
+       return;
+}
+
+
+static bool _camera_import_tbm_fd(tbm_bufmgr bufmgr, int fd, tbm_bo *bo, tbm_bo_handle *bo_handle)
 {
        tbm_bo tmp_bo = NULL;
        tbm_bo_handle tmp_bo_handle = {NULL, };
 
-       if (!bufmgr || !bo || !bo_handle || !tbm_key) {
-               LOGE("invalid parameter - %p %p %p, key %d",
-                    bufmgr, bo, bo_handle, tbm_key);
+       if (!bufmgr || !bo || !bo_handle || fd < 0) {
+               LOGE("invalid parameter - %p %p %p, fd %d",
+                    bufmgr, bo, bo_handle, fd);
                return false;
        }
 
-       tmp_bo = tbm_bo_import(bufmgr, tbm_key);
+       tmp_bo = tbm_bo_import_fd(bufmgr, (tbm_fd)fd);
        if (tmp_bo == NULL) {
-               LOGE("import failed - key %d", tbm_key);
+               LOGE("import failed - fd %d", fd);
                return false;
        }
 
@@ -421,22 +673,14 @@ static int _camera_client_wait_for_cb_return(muse_camera_api_e api, camera_cb_in
 
        g_mutex_unlock(&(cb_info->api_mutex[api]));
 
-       if (ret != CAMERA_ERROR_NONE) {
+       if (ret != CAMERA_ERROR_NONE)
                LOGE("api %d : error 0x%x", api, ret);
 
-               if (ret == CAMERA_ERROR_SOUND_POLICY)
-                       LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY is deprecated and will be removed from next release.");
-               else if (ret == CAMERA_ERROR_SOUND_POLICY_BY_CALL)
-                       LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY_BY_CALL is deprecated and will be removed from next release.");
-               else if (ret == CAMERA_ERROR_SOUND_POLICY_BY_ALARM)
-                       LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY_BY_ALARM is deprecated and will be removed from next release.");
-       }
-
        return ret;
 }
 
 
-static void _camera_msg_send(int api, camera_cb_info_s *cb_info,
+static void _camera_msg_send(int api, int *fds, camera_cb_info_s *cb_info,
        int *ret, int timeout)
 {
        int send_ret = 0;
@@ -467,7 +711,7 @@ static void _camera_msg_send(int api, camera_cb_info_s *cb_info,
                __camera_update_api_waiting(cb_info, api, 1);
 
                g_mutex_lock(&cb_info->fd_lock);
-               send_ret = muse_core_msg_send(cb_info->fd, msg);
+               send_ret = muse_core_msg_send_fd(cb_info->fd, fds, msg);
                g_mutex_unlock(&cb_info->fd_lock);
        }
 
@@ -492,6 +736,7 @@ static void _camera_msg_send_param1(int api, camera_cb_info_s *cb_info,
        int *ret, camera_msg_param *param, int timeout)
 {
        int send_ret = 0;
+       int array_length;
        char *msg = NULL;
 
        if (!cb_info || !param) {
@@ -516,6 +761,14 @@ static void _camera_msg_send_param1(int api, camera_cb_info_s *cb_info,
                        param->type, param->name, param->value.value_STRING,
                        NULL);
                break;
+       case MUSE_TYPE_ARRAY:
+               array_length = param->value_size / sizeof(int) + \
+                       (param->value_size % sizeof(int) ? 1 : 0);
+
+               msg = muse_core_msg_new(api,
+                       param->type, param->name, array_length, param->value.value_ARRAY,
+                       NULL);
+               break;
        default:
                LOGE("unknown type %d", param->type);
                break;
@@ -558,6 +811,82 @@ static void _camera_msg_send_param1(int api, camera_cb_info_s *cb_info,
 }
 
 
+static void _camera_msg_send_param2_int(int api, camera_cb_info_s *cb_info,
+       int *ret, camera_msg_param *param0, camera_msg_param *param1, int timeout)
+{
+       int func_ret = CAMERA_ERROR_NONE;
+       int send_ret = 0;
+       char *msg = NULL;
+
+       if (!cb_info || !param0 || !param1) {
+               LOGE("invalid ptr %p %p %p : api %d",
+                       cb_info, param0, param1, api);
+               func_ret = CAMERA_ERROR_INVALID_PARAMETER;
+               goto _SEND_PARAM2_INT_DONE;
+       }
+
+       /*LOGD("api %d, param0 [%s:%d], param1 [%s:%d]",
+               api,
+               param0->name, param0->value.value_INT,
+               param1->name, param1->value.value_INT);*/
+
+       msg = muse_core_msg_new(api,
+               param0->type, param0->name, param0->value.value_INT,
+               param1->type, param1->name, param1->value.value_INT,
+               NULL);
+       if (!msg) {
+               LOGE("msg failed: api %d", api);
+               func_ret = CAMERA_ERROR_OUT_OF_MEMORY;
+               goto _SEND_PARAM2_INT_DONE;
+       }
+
+       /*LOGD("send msg [%s]", msg);*/
+
+       if (cb_info->is_server_connected) {
+               __camera_update_api_waiting(cb_info, api, 1);
+
+               g_mutex_lock(&cb_info->fd_lock);
+               send_ret = muse_core_msg_send(cb_info->fd, msg);
+               g_mutex_unlock(&cb_info->fd_lock);
+       }
+
+       if (send_ret < 0) {
+               LOGE("msg send failed");
+
+               func_ret = CAMERA_ERROR_INVALID_OPERATION;
+       } else {
+               func_ret = _camera_client_wait_for_cb_return(api, cb_info, timeout);
+       }
+
+       __camera_update_api_waiting(cb_info, api, -1);
+
+       muse_core_msg_free(msg);
+
+_SEND_PARAM2_INT_DONE:
+       if (ret)
+               *ret = func_ret;
+
+       return;
+}
+
+
+static void _camera_msg_return_buffer(int ret_fd, camera_cb_info_s *cb_info)
+{
+       camera_msg_param param;
+
+       if (ret_fd < 0) {
+               LOGW("invalid fd %d", ret_fd);
+               return;
+       }
+
+       CAMERA_MSG_PARAM_SET(param, INT, ret_fd);
+
+       _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
+
+       return;
+}
+
+
 int _camera_get_tbm_surface_format(int in_format, uint32_t *out_format)
 {
        if (in_format <= MM_PIXEL_FORMAT_INVALID ||
@@ -572,6 +901,7 @@ int _camera_get_tbm_surface_format(int in_format, uint32_t *out_format)
        case MM_PIXEL_FORMAT_NV12T:
                *out_format = TBM_FORMAT_NV12;
                break;
+//LCOV_EXCL_START
        case MM_PIXEL_FORMAT_NV16:
                *out_format = TBM_FORMAT_NV16;
                break;
@@ -609,6 +939,7 @@ int _camera_get_tbm_surface_format(int in_format, uint32_t *out_format)
        default:
                LOGE("invalid in_format %d", in_format);
                return CAMERA_ERROR_INVALID_PARAMETER;
+//LCOV_EXCL_STOP
        }
 
        return CAMERA_ERROR_NONE;
@@ -629,6 +960,7 @@ int _camera_get_media_packet_mimetype(int in_format, media_format_mimetype_e *mi
        case MM_PIXEL_FORMAT_NV12T:
                *mimetype = MEDIA_FORMAT_NV12;
                break;
+//LCOV_EXCL_START
        case MM_PIXEL_FORMAT_NV16:
                *mimetype = MEDIA_FORMAT_NV16;
                break;
@@ -666,12 +998,13 @@ int _camera_get_media_packet_mimetype(int in_format, media_format_mimetype_e *mi
        default:
                LOGE("invalid in_format %d", in_format);
                return CAMERA_ERROR_INVALID_PARAMETER;
+//LCOV_EXCL_STOP
        }
 
        return CAMERA_ERROR_NONE;
 }
 
-void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_key,
+static void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_fd,
        tbm_bo_handle *buffer_bo_handle, tbm_bo_handle *data_bo_handle, camera_preview_data_s *frame)
 {
        int total_size = 0;
@@ -693,7 +1026,8 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
        frame->timestamp = stream->timestamp;
        frame->num_of_planes = stream->num_planes;
 
-       if (num_buffer_key == 0) {
+       if (num_buffer_fd == 0) {
+//LCOV_EXCL_START
                /* non-zero copy */
                if (!data_bo_handle || !data_bo_handle->ptr) {
                        LOGE("NULL pointer");
@@ -706,6 +1040,15 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
                        frame->data.encoded_plane.data = buf_pos;
                        frame->data.encoded_plane.size = stream->data.encoded.length_data;
                        total_size = stream->data.encoded.length_data;
+               } else if (stream->format == MM_PIXEL_FORMAT_INVZ) {
+                       frame->data.depth_plane.data = buf_pos;
+                       frame->data.depth_plane.size = stream->data.depth.length_data;
+                       total_size = stream->data.depth.length_data;
+               } else if (stream->format == MM_PIXEL_FORMAT_RGBA ||
+                       stream->format == MM_PIXEL_FORMAT_ARGB) {
+                       frame->data.rgb_plane.data = buf_pos;
+                       frame->data.rgb_plane.size = stream->data.rgb.length_data;
+                       total_size = stream->data.rgb.length_data;
                } else {
                        switch (stream->num_planes) {
                        case 1:
@@ -739,17 +1082,20 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
                                break;
                        }
                }
+//LCOV_EXCL_STOP
        } else {
                /* zero copy */
                switch (stream->num_planes) {
+//LCOV_EXCL_START
                case 1:
                        frame->data.single_plane.yuv = buffer_bo_handle[0].ptr;
                        frame->data.single_plane.size = stream->data.yuv420.length_yuv;
                        total_size = stream->data.yuv420.length_yuv;
                        break;
+//LCOV_EXCL_STOP
                case 2:
                        frame->data.double_plane.y = buffer_bo_handle[0].ptr;
-                       if (stream->num_planes == (unsigned int)num_buffer_key)
+                       if (stream->num_planes == (unsigned int)num_buffer_fd)
                                frame->data.double_plane.uv = buffer_bo_handle[1].ptr;
                        else
                                frame->data.double_plane.uv = buffer_bo_handle[0].ptr + stream->data.yuv420sp.length_y;
@@ -759,8 +1105,9 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
                                stream->data.yuv420sp.length_uv;
                        break;
                case 3:
+//LCOV_EXCL_START
                        frame->data.triple_plane.y = buffer_bo_handle[0].ptr;
-                       if (stream->num_planes == (unsigned int)num_buffer_key) {
+                       if (stream->num_planes == (unsigned int)num_buffer_fd) {
                                frame->data.triple_plane.u = buffer_bo_handle[1].ptr;
                                frame->data.triple_plane.v = buffer_bo_handle[2].ptr;
                        } else {
@@ -774,6 +1121,7 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
                                stream->data.yuv420p.length_u + \
                                stream->data.yuv420p.length_v;
                        break;
+//LCOV_EXCL_STOP
                default:
                        break;
                }
@@ -787,24 +1135,39 @@ void _camera_preview_frame_create(camera_stream_data_s *stream, int num_buffer_k
        return;
 }
 
-int _camera_media_packet_data_create(int tbm_key, int num_buffer_key, tbm_bo bo,
+static int _camera_media_packet_data_create(int ret_fd, int *tfd, int num_buffer_fd, tbm_bo bo,
        tbm_bo *buffer_bo, tbm_bo data_bo, camera_media_packet_data **mp_data)
 {
        int i = 0;
        int ret = CAMERA_ERROR_NONE;
        camera_media_packet_data *tmp_mp_data = NULL;
 
+       if (!tfd) {
+               LOGE("NULL tfd");
+               return CAMERA_ERROR_INVALID_PARAMETER;
+       }
+
        if (*mp_data == NULL) {
                tmp_mp_data = g_new0(camera_media_packet_data, 1);
                if (tmp_mp_data) {
-                       tmp_mp_data->tbm_key = tbm_key;
-                       tmp_mp_data->num_buffer_key = num_buffer_key;
+                       tmp_mp_data->ret_fd = ret_fd;
+                       tmp_mp_data->fd = tfd[0];
+                       tmp_mp_data->num_buffer_fd = num_buffer_fd;
                        tmp_mp_data->bo = bo;
-                       tmp_mp_data->data_bo = data_bo;
-                       tmp_mp_data->ref_cnt++;
 
-                       for (i = 0 ; i < num_buffer_key ; i++)
-                               tmp_mp_data->buffer_bo[i] = buffer_bo[i];
+                       if (data_bo) {
+                               /* non-zero copy */
+                               tmp_mp_data->data_bo = data_bo;
+                               tmp_mp_data->data_fd = tfd[1];
+                       } else {
+                               /* zero copy */
+                               for (i = 0 ; i < num_buffer_fd ; i++) {
+                                       tmp_mp_data->buffer_bo[i] = buffer_bo[i];
+                                       tmp_mp_data->buffer_fd[i] = (tbm_fd)tfd[i + 1];
+                               }
+                       }
+
+                       tmp_mp_data->ref_cnt++;
 
                        *mp_data = tmp_mp_data;
                        /*LOGD("mp_data %p", tmp_mp_data);*/
@@ -819,11 +1182,9 @@ int _camera_media_packet_data_create(int tbm_key, int num_buffer_key, tbm_bo bo,
        return ret;
 }
 
-void _camera_media_packet_data_release(camera_media_packet_data *mp_data, camera_cb_info_s *cb_info)
+static void _camera_media_packet_data_release(camera_media_packet_data *mp_data, camera_cb_info_s *cb_info)
 {
        int i = 0;
-       int tbm_key = 0;
-       camera_msg_param param;
 
        if (!mp_data || !cb_info) {
                LOGE("NULL pointer %p %p", mp_data, cb_info);
@@ -834,22 +1195,28 @@ void _camera_media_packet_data_release(camera_media_packet_data *mp_data, camera
                mp_data->ref_cnt--;
                LOGD("ref count %d", mp_data->ref_cnt);
        } else {
-               /* release imported bo */
-               for (i = 0 ; i < mp_data->num_buffer_key ; i++) {
+               /* release imported bo and close imported fd */
+               for (i = 0 ; i < mp_data->num_buffer_fd ; i++) {
                        tbm_bo_unref(mp_data->buffer_bo[i]);
                        mp_data->buffer_bo[i] = NULL;
+
+                       close(mp_data->buffer_fd[i]);
+                       mp_data->buffer_fd[i] = -1;
                }
 
-               /* unref tbm bo */
+               /* unref tbm bo and close imported fd */
+               close(mp_data->fd);
+               mp_data->fd = -1;
                _camera_release_imported_bo(&mp_data->bo);
+
+               if (mp_data->data_bo && mp_data->data_fd >= 0) {
+                       close(mp_data->data_fd);
+                       mp_data->data_fd = -1;
+               }
                _camera_release_imported_bo(&mp_data->data_bo);
 
                /* return buffer */
-               tbm_key = mp_data->tbm_key;
-
-               CAMERA_MSG_PARAM_SET(param, INT, tbm_key);
-
-               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
+               _camera_msg_return_buffer(mp_data->ret_fd, cb_info);
 
                g_free(mp_data);
                mp_data = NULL;
@@ -858,7 +1225,7 @@ void _camera_media_packet_data_release(camera_media_packet_data *mp_data, camera
        return;
 }
 
-int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s *stream,
+static int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s *stream,
        camera_media_packet_data *mp_data, media_packet_h *packet)
 {
        media_packet_h pkt = NULL;
@@ -869,7 +1236,7 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
        uint32_t bo_format = 0;
        int ret = 0;
        int i = 0;
-       int num_buffer_key = 0;
+       int num_buffer_fd = 0;
        tbm_bo *buffer_bo = NULL;
 
        if (cb_info == NULL || stream == NULL || mp_data == NULL || packet == NULL) {
@@ -880,7 +1247,7 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
 
        memset(&tsurf_info, 0x0, sizeof(tbm_surface_info_s));
        buffer_bo = mp_data->buffer_bo;
-       num_buffer_key = mp_data->num_buffer_key;
+       num_buffer_fd = mp_data->num_buffer_fd;
 
        /* create tbm surface */
        for (i = 0 ; i < BUFFER_MAX_PLANE_NUM ; i++)
@@ -897,24 +1264,25 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
                tsurf_info.bpp = tbm_surface_internal_get_bpp(bo_format);
                tsurf_info.num_planes = tbm_surface_internal_get_num_planes(bo_format);
 
-               if (num_buffer_key > 0) {
+               if (num_buffer_fd > 0) {
                        switch (bo_format) {
                        case TBM_FORMAT_NV12:
                        case TBM_FORMAT_NV21:
                                tsurf_info.planes[0].size = stream->stride[0] * stream->elevation[0];
                                tsurf_info.planes[1].size = stream->stride[1] * stream->elevation[1];
                                tsurf_info.planes[0].offset = 0;
-                               if (num_buffer_key == 1)
+                               if (num_buffer_fd == 1)
                                        tsurf_info.planes[1].offset = tsurf_info.planes[0].size;
                                tsurf_info.size = tsurf_info.planes[0].size + tsurf_info.planes[1].size;
                                break;
+//LCOV_EXCL_START
                        case TBM_FORMAT_YUV420:
                        case TBM_FORMAT_YVU420:
                                tsurf_info.planes[0].size = stream->stride[0] * stream->elevation[0];
                                tsurf_info.planes[1].size = stream->stride[1] * stream->elevation[1];
                                tsurf_info.planes[2].size = stream->stride[2] * stream->elevation[2];
                                tsurf_info.planes[0].offset = 0;
-                               if (num_buffer_key == 1) {
+                               if (num_buffer_fd == 1) {
                                        tsurf_info.planes[1].offset = tsurf_info.planes[0].size;
                                        tsurf_info.planes[2].offset = tsurf_info.planes[0].size + tsurf_info.planes[1].size;
                                }
@@ -928,10 +1296,12 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
                                break;
                        default:
                                break;
+//LCOV_EXCL_STOP
                        }
 
-                       tsurf = tbm_surface_internal_create_with_bos(&tsurf_info, buffer_bo, num_buffer_key);
+                       tsurf = tbm_surface_internal_create_with_bos(&tsurf_info, buffer_bo, num_buffer_fd);
                } else if (mp_data->data_bo) {
+//LCOV_EXCL_START
                        switch (bo_format) {
                        case TBM_FORMAT_NV12:
                        case TBM_FORMAT_NV21:
@@ -962,6 +1332,7 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
                        }
 
                        tsurf = tbm_surface_internal_create_with_bos(&tsurf_info, &mp_data->data_bo, 1);
+//LCOV_EXCL_STOP
                }
                /*LOGD("tbm surface %p", tsurf);*/
        }
@@ -1011,8 +1382,8 @@ int _camera_media_packet_create(camera_cb_info_s *cb_info, camera_stream_data_s
                        tsurf = NULL;
                }
        } else {
-               LOGE("tbm surface failed. %dx%d, format %d, num_buffer_key %d, data_bo %p",
-                       stream->width, stream->height, stream->format, num_buffer_key, mp_data->data_bo);
+               LOGE("tbm surface failed. %dx%d, format %d, num_buffer_fd %d, data_bo %p",
+                       stream->width, stream->height, stream->format, num_buffer_fd, mp_data->data_bo);
        }
 
        if (pkt) {
@@ -1078,14 +1449,10 @@ int _camera_media_packet_finalize(media_packet_h pkt, int error_code, void *user
        return MEDIA_PACKET_FINALIZE;
 }
 
-static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_msg, muse_camera_event_e event)
+static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_msg, muse_camera_event_e event, int *tfd)
 {
        int param1 = 0;
        int param2 = 0;
-       int tbm_key = 0;
-       tbm_bo bo = NULL;
-       tbm_bo_handle bo_handle = {NULL, };
-       camera_msg_param param;
 
        if (!recv_msg || event >= MUSE_CAMERA_EVENT_TYPE_NUM) {
                LOGE("invalid parameter - camera msg %p, event %d", recv_msg, event);
@@ -1104,10 +1471,14 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                        g_mutex_unlock(&cb_info->user_cb_mutex[event]);
                        LOGW("NULL callback for event %d, return here", event);
                        return;
-               } else {
-                       /* do not return in this case, because return buffer message should be sent. */
-                       LOGW("NULL callback for event %d, NOT return here", event);
                }
+
+               /* return buffer message should be sent for some events.
+                - MUSE_CAMERA_EVENT_TYPE_PREVIEW
+                - MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW
+                - MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION
+                - MUSE_CAMERA_EVENT_TYPE_CAPTURE
+               */
        }
 
        switch (event) {
@@ -1145,165 +1516,9 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                break;
        case MUSE_CAMERA_EVENT_TYPE_PREVIEW:
        case MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW:
-               {
-                       int i = 0;
-                       int ret = 0;
-                       int num_buffer_key = 0;
-                       int buffer_key[BUFFER_MAX_PLANE_NUM] = {0, };
-                       int data_key = 0;
-                       unsigned char *buf_pos = NULL;
-
-                       tbm_bo buffer_bo[BUFFER_MAX_PLANE_NUM] = {NULL, };
-                       tbm_bo_handle buffer_bo_handle[BUFFER_MAX_PLANE_NUM] = {{.ptr = NULL}, };
-                       tbm_bo data_bo = NULL;
-                       tbm_bo_handle data_bo_handle = {.ptr = NULL};
-
-                       camera_preview_data_s frame;
-                       camera_stream_data_s *stream = NULL;
-                       camera_media_packet_data *mp_data = NULL;
-                       media_packet_h pkt = NULL;
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-                       media_packet_h pkt_evas = NULL;
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
-
-                       muse_camera_msg_get(tbm_key, recv_msg);
-                       muse_camera_msg_get(num_buffer_key, recv_msg);
-                       muse_camera_msg_get_array(buffer_key, recv_msg);
-                       muse_camera_msg_get(data_key, recv_msg);
-
-                       memset(&frame, 0x0, sizeof(camera_preview_data_s));
-
-                       if (tbm_key <= 0) {
-                               LOGE("invalid key %d", tbm_key);
-                               break;
-                       }
-
-                       CAMERA_MSG_PARAM_SET(param, INT, tbm_key);
-
-                       if (num_buffer_key < 0 || num_buffer_key > BUFFER_MAX_PLANE_NUM) {
-                               LOGE("invalid num buffer key %d", num_buffer_key);
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                               break;
-                       }
-
-                       if (data_key > 0) {
-                               /* import tbm data_bo and get virtual address */
-                               if (!_camera_import_tbm_key(cb_info->bufmgr, data_key, &data_bo, &data_bo_handle)) {
-                                       LOGE("failed to import data key %d", data_key);
-                                       _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                                       break;
-                               }
-                       }
-
-                       /* import tbm bo and get virtual address */
-                       if (!_camera_import_tbm_key(cb_info->bufmgr, tbm_key, &bo, &bo_handle)) {
-                               LOGE("failed to import key %d", tbm_key);
-                               _camera_release_imported_bo(&data_bo);
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                               break;
-                       }
-
-                       buf_pos = (unsigned char *)bo_handle.ptr;
-
-                       /* get stream info */
-                       stream = (camera_stream_data_s *)buf_pos;
-
-                       for (i = 0 ; i < num_buffer_key ; i++) {
-                               /* import buffer bo and get virtual address */
-                               if (!_camera_import_tbm_key(cb_info->bufmgr, buffer_key[i], &buffer_bo[i], &buffer_bo_handle[i])) {
-                                       LOGE("failed to import buffer key %d", buffer_key[i]);
-
-                                       /* release imported bo */
-                                       _camera_release_imported_bo(&data_bo);
-                                       _camera_release_imported_bo(&bo);
-
-                                       for (i -= 1 ; i >= 0 ; i--)
-                                               _camera_release_imported_bo(&buffer_bo[i]);
-
-                                       /* send return buffer */
-                                       _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-
-                                       return;
-                               }
-                       }
-
-                       /* call preview callback */
-                       if (cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_PREVIEW]) {
-                               _camera_preview_frame_create(stream, num_buffer_key, buffer_bo_handle, &data_bo_handle, &frame);
-
-                               ((camera_preview_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_PREVIEW])(&frame,
-                                       cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_PREVIEW]);
-                       }
-
-                       if (CHECK_PREVIEW_CB(cb_info, PREVIEW_CB_TYPE_EVAS)) {
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-                               ret = _camera_media_packet_data_create(tbm_key, num_buffer_key, bo, buffer_bo, data_bo, &mp_data);
-
-                               if (ret == CAMERA_ERROR_NONE) {
-                                       ret = _camera_media_packet_create(cb_info, stream, mp_data, &pkt_evas);
-                                       if (ret != CAMERA_ERROR_NONE) {
-                                               LOGE("create pkt for evas failed");
-                                               _camera_media_packet_data_release(mp_data, cb_info);
-                                               mp_data = NULL;
-                                       }
-                               }
-#else /* TIZEN_FEATURE_EVAS_RENDERER */
-                               LOGW("evas renderer is not supported");
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
-                       }
-
-                       /* call media packet callback */
-                       if (cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]) {
-                               ret = _camera_media_packet_data_create(tbm_key, num_buffer_key, bo, buffer_bo, data_bo, &mp_data);
-
-                               if (ret == CAMERA_ERROR_NONE) {
-                                       ret = _camera_media_packet_create(cb_info, stream, mp_data, &pkt);
-
-                                       if (ret == CAMERA_ERROR_NONE) {
-                                               ((camera_media_packet_preview_cb)cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW])(pkt,
-                                                       cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]);
-                                       } else {
-                                               _camera_media_packet_data_release(mp_data, cb_info);
-                                               mp_data = NULL;
-                                       }
-                               }
-                       }
-
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-                       /* call evas renderer */
-                       if (pkt_evas) {
-                               g_mutex_lock(&cb_info->evas_mutex);
-                               if (cb_info->run_evas_render) {
-                                       mm_evas_renderer_write(pkt_evas, cb_info->evas_info);
-                               } else {
-                                       LOGW("evas renderer is stopped, skip this buffer...");
-                                       media_packet_destroy(pkt_evas);
-                               }
-                               pkt_evas = NULL;
-                               g_mutex_unlock(&cb_info->evas_mutex);
-                       }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
-
-                       /* send message for preview callback return */
-                       if (!CHECK_PREVIEW_CB(cb_info, PREVIEW_CB_TYPE_EVAS))
-                               _camera_msg_send(MUSE_CAMERA_API_PREVIEW_CB_RETURN, cb_info, NULL, 0);
-
-                       if (mp_data == NULL) {
-                               /* release imported bo */
-                               for (i = 0 ; i < num_buffer_key ; i++)
-                                       _camera_release_imported_bo(&buffer_bo[i]);
-
-                               /* unmap and unref tbm bo */
-                               _camera_release_imported_bo(&data_bo);
-                               _camera_release_imported_bo(&bo);
-
-                               /* return buffer */
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-
-                               /*LOGD("return buffer Done");*/
-                       }
-               }
+               __camera_event_handler_preview(cb_info, recv_msg, tfd);
                break;
+//LCOV_EXCL_START
        case MUSE_CAMERA_EVENT_TYPE_HDR_PROGRESS:
                {
                        int percent = 0;
@@ -1325,15 +1540,7 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                        muse_camera_msg_get(previous, recv_msg);
                        muse_camera_msg_get(current, recv_msg);
 
-                       LOGW("INTERRUPTED - policy %d, state previous %d, current %d",
-                            policy, previous, current);
-
-                       if (policy == CAMERA_POLICY_SOUND)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND is deprecated and will be removed from next release.");
-                       else if (policy == CAMERA_POLICY_SOUND_BY_CALL)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND_BY_CALL is deprecated and will be removed from next release.");
-                       else if (policy == CAMERA_POLICY_SOUND_BY_ALARM)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND_BY_ALARM is deprecated and will be removed from next release.");
+                       LOGW("INTERRUPTED - policy %d, state %d -> %d", policy, previous, current);
 
                        ((camera_interrupted_cb)cb_info->user_cb[event])((camera_policy_e)policy,
                                (camera_state_e)previous, (camera_state_e)current, cb_info->user_data[event]);
@@ -1347,55 +1554,15 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                        muse_camera_msg_get(policy, recv_msg);
                        muse_camera_msg_get(state, recv_msg);
 
-                       LOGW("INTERRUPT_STARTED - policy %d, state %d", policy, state);
-
-                       if (policy == CAMERA_POLICY_SOUND)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND is deprecated and will be removed from next release.");
-                       else if (policy == CAMERA_POLICY_SOUND_BY_CALL)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND_BY_CALL is deprecated and will be removed from next release.");
-                       else if (policy == CAMERA_POLICY_SOUND_BY_ALARM)
-                               LOGW("DEPRECATION WARNING: CAMERA_POLICY_SOUND_BY_ALARM is deprecated and will be removed from next release.");
-
-                       ((camera_interrupt_started_cb)cb_info->user_cb[event])((camera_policy_e)policy,
-                               (camera_state_e)state, cb_info->user_data[event]);
-               }
-               break;
-       case MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION:
-               {
-                       int count = 0;
-                       camera_detected_face_s *faces = NULL;
-
-                       muse_camera_msg_get(count, recv_msg);
-                       muse_camera_msg_get(tbm_key, recv_msg);
-
-                       if (count >= 0 && cb_info->user_cb[event]) {
-                               LOGD("FACE_DETECTION - count %d, tbm_key %d", count, tbm_key);
-
-                               if (tbm_key > 0) {
-
-                                       if (_camera_import_tbm_key(cb_info->bufmgr, tbm_key, &bo, &bo_handle)) {
-                                               /* set face info */
-                                               faces = bo_handle.ptr;
-                                       }
-                               }
-
-                               ((camera_face_detected_cb)cb_info->user_cb[event])(faces, count, cb_info->user_data[event]);
-
-                               /* release bo */
-                               _camera_release_imported_bo(&bo);
-                       } else {
-                               LOGW("skip face detection message [count %d, key %d, cb %p",
-                                       count, tbm_key, cb_info->user_cb[event]);
-                       }
+                       LOGW("INTERRUPT_STARTED - policy %d, state %d", policy, state);
 
-                       /* return buffer */
-                       if (tbm_key > 0) {
-                               CAMERA_MSG_PARAM_SET(param, INT, tbm_key);
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                               /*LOGD("return buffer done");*/
-                       }
+                       ((camera_interrupt_started_cb)cb_info->user_cb[event])((camera_policy_e)policy,
+                               (camera_state_e)state, cb_info->user_data[event]);
                }
                break;
+       case MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION:
+               __camera_event_handler_face_detection(cb_info, recv_msg, tfd);
+               break;
        case MUSE_CAMERA_EVENT_TYPE_ERROR:
                {
                        int error = 0;
@@ -1406,17 +1573,11 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
 
                        LOGE("ERROR - error 0x%x, current_state %d", error, current_state);
 
-                       if (error == CAMERA_ERROR_SOUND_POLICY)
-                               LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY is deprecated and will be removed from next release.");
-                       else if (error == CAMERA_ERROR_SOUND_POLICY_BY_CALL)
-                               LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY_BY_CALL is deprecated and will be removed from next release.");
-                       else if (error == CAMERA_ERROR_SOUND_POLICY_BY_ALARM)
-                               LOGW("DEPRECATION WARNING: CAMERA_ERROR_SOUND_POLICY_BY_ALARM is deprecated and will be removed from next release.");
-
                        ((camera_error_cb)cb_info->user_cb[event])((camera_error_e)error,
                                (camera_state_e)current_state, cb_info->user_data[event]);
                }
                break;
+//LCOV_EXCL_STOP
        case MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PREVIEW_RESOLUTION:
                /* fall through */
        case MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_CAPTURE_RESOLUTION:
@@ -1457,6 +1618,7 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                /* fall through */
        case MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_STREAM_ROTATION:
                /* fall through */
+//LCOV_EXCL_START
        case MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_THEATER_MODE:
                /* fall through */
        case MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PTZ_TYPE:
@@ -1470,117 +1632,9 @@ static void _camera_client_user_callback(camera_cb_info_s *cb_info, char *recv_m
                        LOGW("stop foreach callback for event %d", event);
                }
                break;
+//LCOV_EXCL_STOP
        case MUSE_CAMERA_EVENT_TYPE_CAPTURE:
-               {
-                       camera_image_data_s *rImage = NULL;
-                       camera_image_data_s *rPostview = NULL;
-                       camera_image_data_s *rThumbnail = NULL;
-                       unsigned char *buf_pos = NULL;
-                       int tbm_key_main = 0;
-                       int tbm_key_post = 0;
-                       int tbm_key_thumb = 0;
-                       tbm_bo bo_main = NULL;
-                       tbm_bo bo_post = NULL;
-                       tbm_bo bo_thumb = NULL;
-                       tbm_bo_handle bo_main_handle = {NULL, };
-                       tbm_bo_handle bo_post_handle = {NULL, };
-                       tbm_bo_handle bo_thumb_handle = {NULL, };
-
-                       muse_camera_msg_get(tbm_key_main, recv_msg);
-                       muse_camera_msg_get(tbm_key_post, recv_msg);
-                       muse_camera_msg_get(tbm_key_thumb, recv_msg);
-
-                       /*
-                       LOGD("camera capture callback came in. tbm_key_main %d, tbm_key_post %d, tbm_key_thumb %d",
-                               tbm_key_main, tbm_key_post, tbm_key_thumb);
-                       */
-
-                       if (tbm_key_main <= 0) {
-                               LOGE("invalid key %d", tbm_key_main);
-                               break;
-                       }
-
-                       if (cb_info->user_cb[event] == NULL) {
-                               LOGW("NULL callback");
-                               goto _EVENT_CAPTURE_DONE;
-                       }
-
-                       /* import tbm bo and get virtual address */
-                       if (!_camera_import_tbm_key(cb_info->bufmgr, tbm_key_main, &bo_main, &bo_main_handle)) {
-                               LOGE("failed to import key [%d] for main", tbm_key_main);
-                               goto _EVENT_CAPTURE_DONE;
-                       }
-
-                       buf_pos = (unsigned char *)bo_main_handle.ptr;
-                       rImage = (camera_image_data_s *)buf_pos;
-                       rImage->data = buf_pos + sizeof(camera_image_data_s);
-                       if (rImage->exif && rImage->exif_size > 0) {
-                               rImage->exif = rImage->data + rImage->size;
-                       } else {
-                               rImage->exif = NULL;
-                               rImage->exif_size = 0;
-                       }
-
-                       LOGD("image info %dx%d, size %d, EXIF info %p, size %d",
-                               rImage->width, rImage->height, rImage->size, rImage->exif, rImage->exif_size);
-
-                       if (tbm_key_post > 0) {
-                               /* import tbm bo and get virtual address */
-                               if (_camera_import_tbm_key(cb_info->bufmgr, tbm_key_post, &bo_post, &bo_post_handle)) {
-                                       buf_pos = (unsigned char *)bo_post_handle.ptr;
-                                       rPostview = (camera_image_data_s *)buf_pos;
-                                       LOGD("rPostview->size : %d", rPostview->size);
-                                       rPostview->data = buf_pos + sizeof(camera_image_data_s);
-                               } else {
-                                       LOGE("failed to import key [%d] for postview", tbm_key_post);
-                               }
-                       }
-
-                       if (tbm_key_thumb > 0) {
-                               /* import tbm bo and get virtual address */
-                               if (_camera_import_tbm_key(cb_info->bufmgr, tbm_key_thumb, &bo_thumb, &bo_thumb_handle)) {
-                                       buf_pos = (unsigned char *)bo_thumb_handle.ptr;
-                                       rThumbnail = (camera_image_data_s *)buf_pos;
-                                       LOGD("rThumbnail->size : %d", rThumbnail->size);
-                                       rThumbnail->data = buf_pos + sizeof(camera_image_data_s);
-                               } else {
-                                       LOGE("failed to import key [%d] for thumbnail", tbm_key_thumb);
-                               }
-                       }
-
-                       ((camera_capturing_cb)cb_info->user_cb[event])(rImage, rPostview, rThumbnail, cb_info->user_data[event]);
-
-                       /* unmap and unref tbm bo */
-                       _camera_release_imported_bo(&bo_main);
-
-_EVENT_CAPTURE_DONE:
-                       /* return buffer */
-                       tbm_key = tbm_key_main;
-
-                       CAMERA_MSG_PARAM_SET(param, INT, tbm_key);
-
-                       _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-
-                       if (tbm_key_post > 0) {
-                               /* unmap and unref tbm bo */
-                               _camera_release_imported_bo(&bo_post);
-
-                               /* return buffer */
-                               param.value.value_INT = tbm_key_post;
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                       }
-
-                       if (tbm_key_thumb > 0) {
-                               /* unmap and unref tbm bo */
-                               _camera_release_imported_bo(&bo_thumb);
-
-                               /* return buffer */
-                               param.value.value_INT = tbm_key_thumb;
-                               _camera_msg_send_param1(MUSE_CAMERA_API_RETURN_BUFFER, cb_info, NULL, &param, 0);
-                       }
-
-                       LOGD("return buffer done");
-               }
+               __camera_event_handler_capture(cb_info, recv_msg, tfd);
                break;
        default:
                LOGW("unhandled event %d", event);
@@ -1592,52 +1646,44 @@ _EVENT_CAPTURE_DONE:
        return;
 }
 
-static bool _camera_idle_event_callback(void *data)
+static gboolean _camera_idle_event_callback(gpointer data)
 {
        camera_cb_info_s *cb_info = NULL;
        camera_idle_event_s *cam_idle_event = (camera_idle_event_s *)data;
 
        if (cam_idle_event == NULL) {
                LOGE("cam_idle_event is NULL");
-               return false;
+               return FALSE;
        }
 
        /* lock event */
-       g_mutex_lock(&cam_idle_event->event_mutex);
+       g_mutex_lock(&g_cam_idle_event_lock);
 
        cb_info = cam_idle_event->cb_info;
        if (cb_info == NULL) {
                LOGW("camera cb_info is NULL. event %p %d", cam_idle_event, cam_idle_event->event);
+               g_mutex_unlock(&g_cam_idle_event_lock);
                goto IDLE_EVENT_CALLBACK_DONE;
        }
 
        /* remove event from list */
-       g_mutex_lock(&cb_info->idle_event_mutex);
-
        if (cb_info->idle_event_list)
                cb_info->idle_event_list = g_list_remove(cb_info->idle_event_list, (gpointer)cam_idle_event);
 
-       /*LOGD("remove camera idle event %p, %p", cam_idle_event, cb_info->idle_event_list);*/
-       g_mutex_unlock(&cb_info->idle_event_mutex);
+       g_mutex_unlock(&g_cam_idle_event_lock);
 
        /* user callback */
-       _camera_client_user_callback(cb_info, cam_idle_event->recv_msg, cam_idle_event->event);
-
-       /* send signal for waiting thread */
-       g_cond_signal(&cb_info->idle_event_cond);
+       _camera_client_user_callback(cb_info, cam_idle_event->recv_msg, cam_idle_event->event, cam_idle_event->tfd);
 
 IDLE_EVENT_CALLBACK_DONE:
-       /* unlock and release event */
-       g_mutex_unlock(&cam_idle_event->event_mutex);
-       g_mutex_clear(&cam_idle_event->event_mutex);
-
+       /* release event */
        g_free(cam_idle_event);
        cam_idle_event = NULL;
 
-       return false;
+       return FALSE;
 }
 
-static void *_camera_msg_handler_func(gpointer data)
+static gpointer _camera_msg_handler_func(gpointer data)
 {
        int api = 0;
        int type = 0;
@@ -1706,7 +1752,7 @@ static void *_camera_msg_handler_func(gpointer data)
                } else if (api == MUSE_CAMERA_CB_EVENT) {
                        switch (cam_msg->event_class) {
                        case MUSE_CAMERA_EVENT_CLASS_THREAD_SUB:
-                               _camera_client_user_callback(cb_info, cam_msg->recv_msg, cam_msg->event);
+                               _camera_client_user_callback(cb_info, cam_msg->recv_msg, cam_msg->event, cam_msg->tfd);
                                break;
                        case MUSE_CAMERA_EVENT_CLASS_THREAD_MAIN:
                                cam_idle_event = g_new0(camera_idle_event_s, 1);
@@ -1717,14 +1763,15 @@ static void *_camera_msg_handler_func(gpointer data)
 
                                cam_idle_event->event = cam_msg->event;
                                cam_idle_event->cb_info = cb_info;
-                               g_mutex_init(&cam_idle_event->event_mutex);
+
                                strncpy(cam_idle_event->recv_msg, cam_msg->recv_msg, sizeof(cam_idle_event->recv_msg) - 1);
+                               memcpy(cam_idle_event->tfd, cam_msg->tfd, sizeof(cam_idle_event->tfd));
 
                                /*LOGD("t:%d add camera event[%d, %p] to IDLE", type, cam_msg->event, cam_idle_event);*/
 
-                               g_mutex_lock(&cb_info->idle_event_mutex);
+                               g_mutex_lock(&g_cam_idle_event_lock);
                                cb_info->idle_event_list = g_list_append(cb_info->idle_event_list, (gpointer)cam_idle_event);
-                               g_mutex_unlock(&cb_info->idle_event_mutex);
+                               g_mutex_unlock(&g_cam_idle_event_lock);
 
                                g_idle_add_full(G_PRIORITY_DEFAULT,
                                        (GSourceFunc)_camera_idle_event_callback,
@@ -1769,18 +1816,17 @@ static void _camera_deactivate_idle_event_all(camera_cb_info_s *cb_info)
 {
        camera_idle_event_s *cam_idle_event = NULL;
        GList *list = NULL;
-       gint64 end_time = 0;
 
        if (cb_info == NULL) {
                LOGE("cb_info is NULL");
                return;
        }
 
-       g_mutex_lock(&cb_info->idle_event_mutex);
+       g_mutex_lock(&g_cam_idle_event_lock);
 
        if (cb_info->idle_event_list == NULL) {
                LOGD("No remained idle event");
-               g_mutex_unlock(&cb_info->idle_event_mutex);
+               g_mutex_unlock(&g_cam_idle_event_lock);
                return;
        }
 
@@ -1795,15 +1841,13 @@ static void _camera_deactivate_idle_event_all(camera_cb_info_s *cb_info)
                        continue;
                }
 
-               if (!g_mutex_trylock(&cam_idle_event->event_mutex)) {
-                       LOGW("lock failed, %p event is calling now", cam_idle_event);
+               if (g_idle_remove_by_data(cam_idle_event)) {
+                       LOGW("remove idle event %p done", cam_idle_event);
 
-                       end_time = g_get_monotonic_time() + G_TIME_SPAN_MILLISECOND * 100;
+                       cb_info->idle_event_list = g_list_remove(cb_info->idle_event_list, (gpointer)cam_idle_event);
 
-                       if (g_cond_wait_until(&cb_info->idle_event_cond, &cb_info->idle_event_mutex, end_time))
-                               LOGW("signal received");
-                       else
-                               LOGW("timeout");
+                       g_free(cam_idle_event);
+                       cam_idle_event = NULL;
 
                        continue;
                }
@@ -1814,20 +1858,18 @@ static void _camera_deactivate_idle_event_all(camera_cb_info_s *cb_info)
                cam_idle_event->cb_info = NULL;
 
                cb_info->idle_event_list = g_list_remove(cb_info->idle_event_list, (gpointer)cam_idle_event);
-
-               g_mutex_unlock(&cam_idle_event->event_mutex);
        }
 
        g_list_free(cb_info->idle_event_list);
        cb_info->idle_event_list = NULL;
 
-       g_mutex_unlock(&cb_info->idle_event_mutex);
+       g_mutex_unlock(&g_cam_idle_event_lock);
 
        return;
 }
 
 
-static void __camera_add_msg_to_queue(camera_cb_info_s *cb_info, int api, int event, int event_class, char *msg)
+static void __camera_add_msg_to_queue(camera_cb_info_s *cb_info, int api, int event, int event_class, char *msg, int *tfd)
 {
        camera_message_s *cam_msg = NULL;
 
@@ -1846,6 +1888,9 @@ static void __camera_add_msg_to_queue(camera_cb_info_s *cb_info, int api, int ev
        cam_msg->event = event;
        cam_msg->event_class = event_class;
 
+       if (tfd && tfd[0] >= 0)
+               memcpy(cam_msg->tfd, tfd, sizeof(cam_msg->tfd));
+
        strncpy(cam_msg->recv_msg, msg, sizeof(cam_msg->recv_msg) - 1);
 
        /*LOGD("add camera message to queue : api %d, event %d, event_class %d", api, event, event_class);*/
@@ -1873,7 +1918,7 @@ static void __camera_add_msg_to_queue(camera_cb_info_s *cb_info, int api, int ev
 }
 
 
-static void __camera_process_msg(camera_cb_info_s *cb_info, char *msg)
+static void __camera_process_msg(camera_cb_info_s *cb_info, char *msg, int *tfd)
 {
        int ret = CAMERA_ERROR_NONE;
        int api = -1;
@@ -1986,7 +2031,7 @@ static void __camera_process_msg(camera_cb_info_s *cb_info, char *msg)
 
                g_mutex_unlock(&cb_info->api_mutex[api]);
        } else if (api_class == MUSE_CAMERA_API_CLASS_THREAD_SUB || api == MUSE_CAMERA_CB_EVENT) {
-               __camera_add_msg_to_queue(cb_info, api, event, event_class, msg);
+               __camera_add_msg_to_queue(cb_info, api, event, event_class, msg, tfd);
        } else {
                LOGW("unknown camera api %d, class %d", api, api_class);
        }
@@ -1995,17 +2040,12 @@ static void __camera_process_msg(camera_cb_info_s *cb_info, char *msg)
 }
 
 
-static void *_camera_msg_recv_func(gpointer data)
+static gpointer _camera_msg_recv_func(gpointer data)
 {
+       int i = 0;
        int recv_length = 0;
-       int single_length = 0;
-       int remained_length = 0;
+       int tfd[MUSE_NUM_FD] = {-1, -1, -1, -1};
        char *recv_msg = NULL;
-       char *single_msg = NULL;
-       char *remained_msg = NULL;
-       int num_msg = 0;
-       int cur_pos = 0;
-       int prev_pos = 0;
        camera_cb_info_s *cb_info = (camera_cb_info_s *)data;
 
        if (!cb_info) {
@@ -2013,115 +2053,65 @@ static void *_camera_msg_recv_func(gpointer data)
                return NULL;
        }
 
-       LOGD("start");
-
-       single_msg = (char *)malloc(sizeof(char) * MUSE_CAMERA_MSG_MAX_LENGTH);
-       if (!single_msg) {
-               LOGE("single_msg malloc failed");
-               return NULL;
-       }
+       LOGD("start - fd : %d", cb_info->fd);
 
        recv_msg = cb_info->recv_msg;
 
        while (g_atomic_int_get(&cb_info->msg_recv_running)) {
-               recv_length = muse_core_msg_recv(cb_info->fd, recv_msg);
+               for (i = 0 ; i < MUSE_NUM_FD ; i++)
+                       tfd[i] = -1;
+
+               recv_length = muse_core_msg_recv_fd(cb_info->fd, recv_msg, MUSE_MSG_MAX_LENGTH, tfd);
                if (recv_length <= 0) {
                        cb_info->is_server_connected = FALSE;
                        LOGE("receive msg failed - server disconnected");
                        break;
                }
 
-               cur_pos = 0;
-               prev_pos = 0;
-               num_msg = 0;
-
-               /*LOGD("recv msg : %s, length : %d", recv_msg, recv_length);*/
-
-               /* Need to split the combined entering msgs */
-               for (cur_pos = 0 ; cur_pos < recv_length ; cur_pos++) {
-                       if (recv_msg[cur_pos] == '}') {
-                               single_length = cur_pos - prev_pos + 1;
-
-                               if (single_length < MUSE_CAMERA_MSG_MAX_LENGTH) {
-                                       /* check remained msg */
-                                       if (remained_length > 0) {
-                                               if (remained_msg) {
-                                                       strncpy(single_msg, remained_msg, remained_length);
-                                                       strncpy(single_msg + remained_length, recv_msg + prev_pos, single_length);
-                                                       single_msg[remained_length + single_length] = '\0';
-
-                                                       free(remained_msg);
-                                                       remained_msg = NULL;
-                                               } else {
-                                                       strncpy(single_msg, recv_msg + prev_pos, single_length);
-                                                       single_msg[single_length] = '\0';
-                                                       LOGE("lost msg [%s], skip...", single_msg);
-                                               }
-
-                                               remained_length = 0;
-                                       } else {
-                                               strncpy(single_msg, recv_msg + prev_pos, single_length);
-                                               single_msg[single_length] = '\0';
-                                       }
+               /*
+               if (tfd[0] >= 0)
+                       LOGD("%d %d %d %d", tfd[0], tfd[1], tfd[2], tfd[3]);
+               */
 
-                                       if (single_msg[0] == '{') {
-                                               num_msg++;
-                                               /*LOGD("splitted msg : [%s], Index : %d", single_msg, num_msg);*/
-                                               /* process each message */
-                                               __camera_process_msg(cb_info, single_msg);
-                                       } else {
-                                               LOGE("invalid msg [%s]", single_msg);
-                                       }
-                               } else {
-                                       LOGE("too long message [len %d] skip...", single_length);
-                               }
+               recv_msg[recv_length] = '\0';
 
-                               prev_pos = cur_pos + 1;
-                       }
-               }
+               /*LOGD("recv msg : %s, length : %d", recv_msg, recv_length);*/
 
-               /* check incompleted message */
-               if (recv_msg[recv_length - 1] != '}') {
-                       remained_length = recv_length - prev_pos;
+               __camera_process_msg(cb_info, recv_msg, tfd);
+       }
 
-                       LOGW("incompleted message [len %d]", remained_length);
+       LOGD("client cb exit - server connected %d", cb_info->is_server_connected);
 
-                       if (remained_msg) {
-                               free(remained_msg);
-                               remained_msg = NULL;
-                       }
+       if (!cb_info->is_server_connected) {
+               char *error_msg = NULL;
 
-                       remained_msg = (char *)malloc(remained_length + 1);
-                       if (remained_msg) {
-                               strncpy(remained_msg, recv_msg + prev_pos, remained_length);
-                               remained_msg[remained_length] = '\0';
-                       } else {
-                               LOGE("failed to alloc for remained msg");
-                       }
-               } else {
-                       remained_length = 0;
+               if (cb_info->bufmgr == NULL) {
+                       LOGE("No need to send error(handle is not created)");
+                       return NULL;
                }
-       }
 
-       LOGD("client cb exit - server connected %d", cb_info->is_server_connected);
+               if (cb_info->fd < 0) {
+                       LOGE("fd is closed in client side");
+                       return NULL;
+               }
 
-       if (!cb_info->is_server_connected) {
                /* send error msg for server disconnection */
-               char *error_msg = muse_core_msg_new(MUSE_CAMERA_CB_EVENT,
+               error_msg = muse_core_msg_new(MUSE_CAMERA_CB_EVENT,
                        MUSE_TYPE_INT, "error", CAMERA_ERROR_SERVICE_DISCONNECTED,
                        MUSE_TYPE_INT, "current_state", CAMERA_STATE_NONE,
                        NULL);
 
                if (!error_msg) {
                        LOGE("error_msg failed");
-                       goto CB_HANDLER_EXIT;
+                       return NULL;
                }
 
                __camera_add_msg_to_queue(cb_info,
                        MUSE_CAMERA_CB_EVENT,
                        MUSE_CAMERA_EVENT_TYPE_ERROR,
                        MUSE_CAMERA_EVENT_CLASS_THREAD_MAIN,
-                       error_msg);
+                       error_msg,
+                       NULL);
 
                muse_core_msg_free(error_msg);
                error_msg = NULL;
@@ -2129,17 +2119,6 @@ static void *_camera_msg_recv_func(gpointer data)
                LOGE("add error msg for service disconnection done");
        }
 
-CB_HANDLER_EXIT:
-       if (single_msg) {
-               free(single_msg);
-               single_msg = NULL;
-       }
-
-       if (remained_msg) {
-               free(remained_msg);
-               remained_msg = NULL;
-       }
-
        return NULL;
 }
 
@@ -2245,12 +2224,7 @@ static camera_cb_info_s *_camera_client_callback_new(gint sockfd)
        }
 
        g_mutex_init(&cb_info->fd_lock);
-       g_mutex_init(&cb_info->idle_event_mutex);
-       g_cond_init(&cb_info->idle_event_cond);
        g_mutex_init(&cb_info->mp_data_mutex);
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       g_mutex_init(&cb_info->evas_mutex);
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        for (i = 0 ; i < MUSE_CAMERA_EVENT_TYPE_NUM ; i++)
                g_mutex_init(&cb_info->user_cb_mutex[i]);
@@ -2278,9 +2252,6 @@ static camera_cb_info_s *_camera_client_callback_new(gint sockfd)
 
        cb_info->fd = sockfd;
        cb_info->preview_cb_flag = 0;
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       cb_info->evas_info = NULL;
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        /* message receive thread */
        g_atomic_int_set(&cb_info->msg_recv_running, 1);
@@ -2291,10 +2262,14 @@ static camera_cb_info_s *_camera_client_callback_new(gint sockfd)
                goto ErrorExit;
        }
 
+       /* initialize fd */
+       for (i = 0 ; i < MUSE_NUM_FD ; i++)
+               cb_info->fds[i] = -1;
+
        cb_info->is_server_connected = TRUE;
 
        return cb_info;
-
+//LCOV_EXCL_START
 ErrorExit:
        if (cb_info) {
                __destroy_msg_handler_thread(&cb_info->msg_handler_info);
@@ -2305,12 +2280,7 @@ ErrorExit:
                        g_mutex_clear(&cb_info->user_cb_mutex[i]);
 
                g_mutex_clear(&cb_info->fd_lock);
-               g_mutex_clear(&cb_info->idle_event_mutex);
-               g_cond_clear(&cb_info->idle_event_cond);
                g_mutex_clear(&cb_info->mp_data_mutex);
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-               g_mutex_clear(&cb_info->evas_mutex);
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
                for (i = 0 ; i < MUSE_CAMERA_API_MAX ; i++) {
                        g_mutex_clear(&cb_info->api_mutex[i]);
@@ -2322,6 +2292,7 @@ ErrorExit:
        }
 
        return NULL;
+//LCOV_EXCL_STOP
 }
 
 static void _camera_client_callback_destroy(camera_cb_info_s *cb_info)
@@ -2346,12 +2317,7 @@ static void _camera_client_callback_destroy(camera_cb_info_s *cb_info)
                g_mutex_clear(&cb_info->user_cb_mutex[i]);
 
        g_mutex_clear(&cb_info->fd_lock);
-       g_mutex_clear(&cb_info->idle_event_mutex);
-       g_cond_clear(&cb_info->idle_event_cond);
        g_mutex_clear(&cb_info->mp_data_mutex);
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       g_mutex_clear(&cb_info->evas_mutex);
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        for (i = 0 ; i < MUSE_CAMERA_API_MAX ; i++) {
                g_mutex_clear(&cb_info->api_mutex[i]);
@@ -2372,10 +2338,10 @@ static void _camera_client_callback_destroy(camera_cb_info_s *cb_info)
                cb_info->pkt_fmt = NULL;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       if (cb_info->evas_info)
-               mm_evas_renderer_destroy(&cb_info->evas_info);
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
+       if (cb_info->dp_interface) {
+               mm_display_interface_deinit(cb_info->dp_interface);
+               cb_info->dp_interface = NULL;
+       }
 
        cb_info->preview_cb_flag = 0;
 
@@ -2385,10 +2351,9 @@ static void _camera_client_callback_destroy(camera_cb_info_s *cb_info)
        return;
 }
 
-
+//LCOV_EXCL_START
 int _camera_start_evas_rendering(camera_h camera)
 {
-       int ret = CAMERA_ERROR_NONE;
        camera_cli_s *pc = (camera_cli_s *)camera;
 
        if (!pc || !pc->cb_info) {
@@ -2403,20 +2368,10 @@ int _camera_start_evas_rendering(camera_h camera)
                return CAMERA_ERROR_NONE;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       g_mutex_lock(&pc->cb_info->evas_mutex);
-
        /* set evas render flag as RUN */
        pc->cb_info->run_evas_render = true;
-       ret = CAMERA_ERROR_NONE;
-
-       g_mutex_unlock(&pc->cb_info->evas_mutex);
-#else /* TIZEN_FEATURE_EVAS_RENDERER */
-       LOGW("evas renderer is not supported");
-       ret = CAMERA_ERROR_NOT_SUPPORTED;
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
-       return ret;
+       return CAMERA_ERROR_NONE;
 }
 
 
@@ -2437,32 +2392,26 @@ int _camera_stop_evas_rendering(camera_h camera, bool keep_screen)
                return CAMERA_ERROR_NONE;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-       g_mutex_lock(&pc->cb_info->evas_mutex);
-
        /* set evas render flag as STOP and release buffers */
        pc->cb_info->run_evas_render = false;
 
-       ret = mm_evas_renderer_retrieve_all_packets(pc->cb_info->evas_info, keep_screen);
-       if (ret != MM_ERROR_NONE) {
+       ret = mm_display_interface_evas_flush(pc->cb_info->dp_interface, keep_screen);
+       if (ret == MM_ERROR_NONE) {
+               ret = CAMERA_ERROR_NONE;
+       } else {
                LOGE("mm_evas_renderer_retrieve_all_packets failed 0x%x", ret);
                ret = CAMERA_ERROR_INVALID_OPERATION;
        }
 
-       g_mutex_unlock(&pc->cb_info->evas_mutex);
-#else /* TIZEN_FEATURE_EVAS_RENDERER */
-       LOGW("evas renderer is not supported");
-       ret = CAMERA_ERROR_NOT_SUPPORTED;
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
-
        return ret;
 }
-
+//LCOV_EXCL_STOP
 
 int _camera_independent_request(int api, int device_type, const char *key, int *value)
 {
        int ret = CAMERA_ERROR_NONE;
        int sock_fd = -1;
+       int module_index = -1;
        char *msg = NULL;
        char recv_msg[MUSE_CAMERA_MSG_MAX_LENGTH] = {'\0',};
 
@@ -2478,8 +2427,14 @@ int _camera_independent_request(int api, int device_type, const char *key, int *
                return CAMERA_ERROR_INVALID_OPERATION;
        }
 
+       if (muse_client_get_module_index(MODULE_NAME, &module_index) != MM_ERROR_NONE) {
+               LOGE("muse client get module index failed");
+               ret = CAMERA_ERROR_INVALID_OPERATION;
+               goto _REQUEST_EXIT;
+       }
+
        msg = muse_core_msg_new(api,
-               MUSE_TYPE_INT, "module", MUSE_CAMERA,
+               MUSE_TYPE_INT, "module", module_index,
                MUSE_TYPE_INT, PARAM_DEVICE_TYPE, device_type,
                0);
        if (!msg) {
@@ -2499,7 +2454,7 @@ int _camera_independent_request(int api, int device_type, const char *key, int *
                goto _REQUEST_EXIT;
        }
 
-       ret = muse_core_msg_recv(sock_fd, recv_msg);
+       ret = muse_core_msg_recv(sock_fd, recv_msg, MUSE_CAMERA_MSG_MAX_LENGTH);
        if (ret <= 0) {
                LOGE("recv msg failed %d", errno);
                ret = CAMERA_ERROR_INVALID_OPERATION;
@@ -2533,12 +2488,11 @@ int camera_create(camera_device_e device, camera_h *camera)
        char *send_msg = NULL;
        int send_ret = 0;
        int ret = CAMERA_ERROR_NONE;
-       int pid = 0;
        camera_cli_s *pc = NULL;
        tbm_bufmgr bufmgr = NULL;
 
        muse_camera_api_e api = MUSE_CAMERA_API_CREATE;
-       muse_core_api_module_e muse_module = MUSE_CAMERA;
+       int module_index = -1;
        int device_type = (int)device;
 
        if (!camera) {
@@ -2553,12 +2507,15 @@ int camera_create(camera_device_e device, camera_h *camera)
                goto ErrorExit;
        }
 
-       pid = getpid();
+       if (muse_client_get_module_index(MODULE_NAME, &module_index) != MM_ERROR_NONE) {
+               LOGE("muse client get module index failed");
+               ret = CAMERA_ERROR_INVALID_OPERATION;
+               goto ErrorExit;
+       }
 
        send_msg = muse_core_msg_new(api,
-               MUSE_TYPE_INT, "module", muse_module,
+               MUSE_TYPE_INT, "module", module_index,
                MUSE_TYPE_INT, PARAM_DEVICE_TYPE, device_type,
-               MUSE_TYPE_INT, "pid", pid,
                0);
 
        if (!send_msg) {
@@ -2608,7 +2565,10 @@ int camera_create(camera_device_e device, camera_h *camera)
        pc->cb_info->api_waiting[MUSE_CAMERA_API_CREATE] = 0;
 
        if (ret == CAMERA_ERROR_NONE) {
+               int preview_format = CAMERA_PIXEL_FORMAT_INVALID;
+               int user_buffer_supported = 0;
                intptr_t handle = 0;
+
                muse_camera_msg_get_pointer(handle, pc->cb_info->recv_msg);
                if (handle == 0) {
                        LOGE("Receiving Handle Failed!!");
@@ -2616,23 +2576,29 @@ int camera_create(camera_device_e device, camera_h *camera)
                        goto ErrorExit;
                }
 
+               muse_camera_msg_get(preview_format, pc->cb_info->recv_msg);
+               muse_camera_msg_get(user_buffer_supported, pc->cb_info->recv_msg);
+
                pc->remote_handle = handle;
                pc->cb_info->bufmgr = bufmgr;
+               pc->cb_info->preview_format = preview_format;
+               pc->cb_info->dp_info.type = CAMERA_DISPLAY_TYPE_NONE;
+               pc->cb_info->user_buffer_supported = (gboolean)user_buffer_supported;
 
-               ret = camera_set_display((camera_h)pc, CAMERA_DISPLAY_TYPE_NONE, NULL);
-               if (ret != CAMERA_ERROR_NONE) {
-                       LOGE("init display failed 0x%x", ret);
-                       goto ErrorExit;
-               }
+               LOGD("default preview format %d, user buffer %d",
+                       preview_format, user_buffer_supported);
 
-               LOGD("camera create 0x%x", pc->remote_handle);
                *camera = (camera_h)pc;
+
+               /* get display interface handle */
+               if (mm_display_interface_init(&pc->cb_info->dp_interface) != MM_ERROR_NONE)
+                       LOGW("display interface init failed");
        } else {
                goto ErrorExit;
        }
 
        return ret;
-
+//LCOV_EXCL_START
 ErrorExit:
        if (bufmgr) {
                tbm_bufmgr_deinit(bufmgr);
@@ -2646,6 +2612,16 @@ ErrorExit:
 
        if (pc) {
                if (pc->cb_info) {
+                       int temp_fd = pc->cb_info->fd;
+
+                       /* pc->cb_info->fd should be closed,
+                          because g_thread_join for msg_recv_thread is not returned
+                          in _camera_client_callback_destroy. */
+                       if (temp_fd > -1) {
+                               pc->cb_info->fd = -1;
+                               muse_client_close(temp_fd);
+                       }
+
                        _camera_client_callback_destroy(pc->cb_info);
                        pc->cb_info = NULL;
                }
@@ -2656,6 +2632,7 @@ ErrorExit:
        LOGE("camera create error : 0x%x", ret);
 
        return ret;
+//LCOV_EXCL_STOP
 }
 
 
@@ -2703,7 +2680,7 @@ int camera_destroy(camera_h camera)
        LOGD("Enter");
 
        if (pc->cb_info->is_server_connected)
-               _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+               _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
        else
                LOGW("server disconnected. release resource without send message.");
 
@@ -2716,6 +2693,8 @@ int camera_destroy(camera_h camera)
                pc = NULL;
        }
 
+       LOGD("ret : 0x%x", ret);
+
        return ret;
 }
 
@@ -2724,20 +2703,43 @@ int camera_start_preview(camera_h camera)
        int ret = CAMERA_ERROR_NONE;
        muse_camera_api_e api = MUSE_CAMERA_API_START_PREVIEW;
        camera_cli_s *pc = (camera_cli_s *)camera;
+       camera_state_e current_state = CAMERA_STATE_NONE;
 
        if (!pc || !pc->cb_info) {
                LOGE("NULL handle");
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter");
+       LOGD("Enter : preview format %d, display type %d",
+               pc->cb_info->preview_format, pc->cb_info->dp_info.type);
+
+       ret = camera_get_state(camera, &current_state);
+       if (ret != CAMERA_ERROR_NONE) {
+               LOGE("failed to get current state 0x%x", ret);
+               return ret;
+       }
+
+       if (pc->cb_info->preview_format == CAMERA_PIXEL_FORMAT_INVZ &&
+               pc->cb_info->dp_info.type != CAMERA_DISPLAY_TYPE_NONE) {
+               LOGE("CAMERA_DISPLAY_TYPE_NONE[current %d] should be set with INVZ format",
+                       pc->cb_info->dp_info.type);
+               return CAMERA_ERROR_INVALID_OPERATION;
+       }
+
+       if (current_state == CAMERA_STATE_CREATED && pc->cb_info->user_buffer_supported) {
+               if (!_camera_allocate_preview_buffer(camera))
+                       return CAMERA_ERROR_INVALID_OPERATION;
+
+               _camera_msg_send(api, pc->cb_info->fds, pc->cb_info, &ret, CAMERA_CB_NO_TIMEOUT);
+       } else {
+               _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_NO_TIMEOUT);
+       }
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_NO_TIMEOUT);
        if (ret == CAMERA_ERROR_NONE && CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
                ret = _camera_start_evas_rendering(camera);
                if (ret != CAMERA_ERROR_NONE) {
                        LOGE("stop preview because of error");
-                       _camera_msg_send(MUSE_CAMERA_API_STOP_PREVIEW, pc->cb_info, NULL, 0);
+                       _camera_msg_send(MUSE_CAMERA_API_STOP_PREVIEW, NULL, pc->cb_info, NULL, 0);
                }
        }
 
@@ -2761,6 +2763,7 @@ int camera_stop_preview(camera_h camera)
 
        LOGD("Enter");
 
+//LCOV_EXCL_START
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
                ret = camera_get_state(camera, &current_state);
                if (ret != CAMERA_ERROR_NONE) {
@@ -2774,12 +2777,14 @@ int camera_stop_preview(camera_h camera)
                                return ret;
                }
        }
-
+//LCOV_EXCL_STOP
        /* send stop preview message */
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
-       if (ret != CAMERA_ERROR_NONE &&
-               current_state == CAMERA_STATE_PREVIEW) {
+       if (ret == CAMERA_ERROR_NONE) {
+               if (pc->cb_info->user_buffer_supported)
+                       _camera_release_preview_buffer(camera);
+       } else if (current_state == CAMERA_STATE_PREVIEW) {
                LOGW("restart evas rendering");
                _camera_start_evas_rendering(camera);
        }
@@ -2809,7 +2814,7 @@ int camera_start_capture(camera_h camera, camera_capturing_cb capturing_cb, came
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_CAPTURE_COMPLETE] = completed_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_CAPTURE_COMPLETE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -2830,7 +2835,7 @@ bool camera_is_supported_continuous_capture(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -2888,7 +2893,7 @@ int camera_stop_continuous_capture(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -2909,7 +2914,7 @@ bool camera_is_supported_face_detection(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -2935,7 +2940,7 @@ bool camera_is_supported_zero_shutter_lag(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -2961,7 +2966,7 @@ bool camera_is_supported_media_packet_preview_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -2986,7 +2991,7 @@ int camera_get_device_count(camera_h camera, int *device_count)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *device_count = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DEVICE_COUNT];
@@ -3009,7 +3014,7 @@ int camera_start_face_detection(camera_h camera, camera_face_detected_cb callbac
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION]);
@@ -3038,7 +3043,7 @@ int camera_stop_face_detection(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_FACE_DETECTION]);
@@ -3067,7 +3072,7 @@ int camera_get_state(camera_h camera, camera_state_e *state)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *state = (camera_state_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_STATE];
@@ -3112,9 +3117,9 @@ int camera_cancel_focusing(camera_h camera)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter, remote_handle : %x", pc->remote_handle);
+       LOGD("Enter, remote_handle : %td", pc->remote_handle);
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -3123,17 +3128,14 @@ int camera_cancel_focusing(camera_h camera)
 
 int camera_set_display(camera_h camera, camera_display_type_e type, camera_display_h display)
 {
+       int mm_ret = MM_ERROR_NONE;
        int ret = CAMERA_ERROR_NONE;
-       void *set_display_handle = NULL;
-       Evas_Object *obj = NULL;
-       const char *object_type = NULL;
        camera_cli_s *pc = (camera_cli_s *)camera;
        camera_cb_info_s *cb_info = NULL;
-       muse_camera_api_e api = MUSE_CAMERA_API_SET_DISPLAY;
        camera_state_e current_state = CAMERA_STATE_NONE;
        camera_msg_param param;
-       char *msg = NULL;
-       int length = 0;
+       muse_camera_api_e api = MUSE_CAMERA_API_SET_DISPLAY;
+       muse_camera_display_info_s *dp_info = NULL;
 
        if (!pc || !pc->cb_info) {
                LOGE("NULL handle");
@@ -3151,6 +3153,7 @@ int camera_set_display(camera_h camera, camera_display_type_e type, camera_displ
        }
 
        cb_info = (camera_cb_info_s *)pc->cb_info;
+       dp_info = &cb_info->dp_info;
 
        ret = camera_get_state(camera, &current_state);
        if (ret != CAMERA_ERROR_NONE) {
@@ -3163,142 +3166,74 @@ int camera_set_display(camera_h camera, camera_display_type_e type, camera_displ
                return CAMERA_ERROR_INVALID_STATE;
        }
 
-       LOGD("Enter - display : %p", display);
-
-       if (type == CAMERA_DISPLAY_TYPE_NONE) {
-               set_display_handle = 0;
-               LOGD("display type NONE");
-       } else {
-               obj = (Evas_Object *)display;
-               object_type = evas_object_type_get(obj);
-               if (object_type) {
-                       if (type == CAMERA_DISPLAY_TYPE_OVERLAY && !strcmp(object_type, "elm_win")) {
-                               /* get wayland parent id */
-                               if (_camera_get_wl_info(obj, &pc->wl_info) != CAMERA_ERROR_NONE) {
-                                       LOGE("failed to get wayland info");
-                                       return CAMERA_ERROR_INVALID_OPERATION;
-                               }
-
-                               set_display_handle = (void *)&pc->wl_info;
-                               LOGD("display type OVERLAY : handle %p", set_display_handle);
-                       } else if (type == CAMERA_DISPLAY_TYPE_EVAS && !strcmp(object_type, "image")) {
-                               /* evas object surface */
-                               set_display_handle = (void *)display;
-                               LOGD("display type EVAS : handle %p", set_display_handle);
-
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
-                               g_mutex_lock(&cb_info->evas_mutex);
-
-                               if (cb_info->evas_info) {
-                                       LOGW("destroy existed evas renderer %p", cb_info->evas_info);
-                                       ret = mm_evas_renderer_destroy(&cb_info->evas_info);
-                                       if (ret != MM_ERROR_NONE) {
-                                               LOGE("failed to destroy evas renderer %p", cb_info->evas_info);
-                                               g_mutex_unlock(&cb_info->evas_mutex);
-                                               return CAMERA_ERROR_INVALID_OPERATION;
-                                       }
-                               }
-
-                               /* create evas renderer */
-                               ret = mm_evas_renderer_create(&cb_info->evas_info, (Evas_Object *)set_display_handle);
-                               if (ret == MM_ERROR_NONE) {
-                                       camera_flip_e flip = CAMERA_FLIP_NONE;
-                                       camera_display_mode_e mode = CAMERA_DISPLAY_MODE_LETTER_BOX;
-                                       camera_rotation_e rotation = CAMERA_ROTATION_NONE;
-                                       bool visible = 0;
-                                       int x = 0;
-                                       int y = 0;
-                                       int width = 0;
-                                       int height = 0;
-
-                                       camera_get_display_flip(camera, &flip);
-                                       camera_get_display_mode(camera, &mode);
-                                       camera_get_display_rotation(camera, &rotation);
-                                       camera_is_display_visible(camera, &visible);
-                                       camera_attr_get_display_roi_area(camera, &x, &y, &width, &height);
-
-                                       LOGD("current setting : flip %d, mode %d, rotation %d, visible %d, roi %d,%d,%dx%d",
-                                               flip, mode, rotation, visible, x, y, width, height);
-
-                                       ret = mm_evas_renderer_set_flip(cb_info->evas_info, flip);
-                                       ret |= mm_evas_renderer_set_geometry(cb_info->evas_info, mode);
-                                       ret |= mm_evas_renderer_set_rotation(cb_info->evas_info, rotation);
-                                       ret |= mm_evas_renderer_set_visible(cb_info->evas_info, visible);
-
-                                       if (mode == CAMERA_DISPLAY_MODE_CUSTOM_ROI)
-                                               ret |= mm_evas_renderer_set_roi_area(cb_info->evas_info, x, y, width, height);
-                               }
-
-                               g_mutex_unlock(&cb_info->evas_mutex);
+       LOGD("Enter - type : %d, display : %p", type, display);
 
-                               if (ret != MM_ERROR_NONE) {
-                                       LOGE("mm_evas_renderer error 0x%x", ret);
-                                       return CAMERA_ERROR_INVALID_OPERATION;
-                               }
-#else /* TIZEN_FEATURE_EVAS_RENDERER */
-                               LOGE("EVAS surface is not supported");
-                               return CAMERA_ERROR_NOT_SUPPORTED;
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
-                       } else {
-                               LOGE("unknown evas object [%p,%s] or type [%d] mismatch", obj, object_type, type);
-                               return CAMERA_ERROR_INVALID_PARAMETER;
-                       }
-               } else {
-                       LOGE("failed to get evas object type from %p", obj);
-                       return CAMERA_ERROR_INVALID_PARAMETER;
+       if (type != CAMERA_DISPLAY_TYPE_NONE) {
+               /* check display interface handle */
+               if (!cb_info->dp_interface) {
+                       LOGE("display interface not supported");
+                       return CAMERA_ERROR_NOT_SUPPORTED;
                }
-       }
-
-       pc->display_handle = (intptr_t)set_display_handle;
-
-       if (type == CAMERA_DISPLAY_TYPE_OVERLAY) {
-               int send_ret = 0;
-
-               length = sizeof(camera_wl_info_s) / sizeof(int) + \
-                       (sizeof(camera_wl_info_s) % sizeof(int) ? 1 : 0);
 
-               msg = muse_core_msg_new(api,
-                       MUSE_TYPE_INT, "type", type,
-                       MUSE_TYPE_ARRAY, "wl_info", length, (int *)&pc->wl_info,
-                       NULL);
-               if (!msg) {
-                       LOGE("msg creation failed: api %d", api);
-                       return CAMERA_ERROR_OUT_OF_MEMORY;
+               mm_ret = mm_display_interface_set_display(cb_info->dp_interface, type, display, &dp_info->parent_id);
+               if (mm_ret != MM_ERROR_NONE) {
+                       LOGE("[INVALID_OPERATION] set display failed[0x%x]", mm_ret);
+                       return CAMERA_ERROR_INVALID_OPERATION;
                }
 
-               if (pc->cb_info->is_server_connected) {
-                       __camera_update_api_waiting(pc->cb_info, api, 1);
-
-                       g_mutex_lock(&pc->cb_info->fd_lock);
-                       send_ret = muse_core_msg_send(pc->cb_info->fd, msg);
-                       g_mutex_unlock(&pc->cb_info->fd_lock);
+               if (type == CAMERA_DISPLAY_TYPE_OVERLAY) {
+                       mm_ret = mm_display_interface_get_window_rect(cb_info->dp_interface, &dp_info->window_rect);
+
+                       LOGD("ret 0x%x, parent_id %d, window rect %d,%d,%dx%d",
+                               ret, dp_info->parent_id, dp_info->window_rect.x, dp_info->window_rect.y,
+                               dp_info->window_rect.width, dp_info->window_rect.height);
+               } else if (type == CAMERA_DISPLAY_TYPE_EVAS) {
+//LCOV_EXCL_START
+                       camera_flip_e flip = CAMERA_FLIP_NONE;
+                       camera_display_mode_e mode = CAMERA_DISPLAY_MODE_LETTER_BOX;
+                       camera_rotation_e rotation = CAMERA_ROTATION_NONE;
+                       bool visible = 0;
+                       int x = 0;
+                       int y = 0;
+                       int width = 0;
+                       int height = 0;
+
+                       camera_get_display_flip(camera, &flip);
+                       camera_get_display_mode(camera, &mode);
+                       camera_get_display_rotation(camera, &rotation);
+                       camera_is_display_visible(camera, &visible);
+                       camera_attr_get_display_roi_area(camera, &x, &y, &width, &height);
+
+                       LOGD("current setting : flip %d, mode %d, rotation %d, visible %d, roi %d,%d,%dx%d",
+                               flip, mode, rotation, visible, x, y, width, height);
+
+                       mm_ret = mm_display_interface_evas_set_flip(cb_info->dp_interface, flip);
+                       mm_ret |= mm_display_interface_evas_set_mode(cb_info->dp_interface, mode);
+                       mm_ret |= mm_display_interface_evas_set_rotation(cb_info->dp_interface, rotation);
+                       mm_ret |= mm_display_interface_evas_set_visible(cb_info->dp_interface, visible);
+
+                       if (mode == CAMERA_DISPLAY_MODE_CUSTOM_ROI)
+                               mm_ret |= mm_display_interface_evas_set_roi_area(cb_info->dp_interface, x, y, width, height);
+//LCOV_EXCL_STOP
                }
+       }
 
-               if (send_ret < 0) {
-                       LOGE("message send failed");
-                       ret = CAMERA_ERROR_INVALID_OPERATION;
-               } else {
-                       ret = _camera_client_wait_for_cb_return(api, pc->cb_info, CAMERA_CB_TIMEOUT);
-               }
+       if (mm_ret != MM_ERROR_NONE) {
+               LOGE("mm_ret 0x%x failed", mm_ret);
+               return CAMERA_ERROR_INVALID_OPERATION;
+       }
 
-               __camera_update_api_waiting(pc->cb_info, api, -1);
+       dp_info->type = type;
 
-               muse_core_msg_free(msg);
+       CAMERA_MSG_PARAM_SET_ARRAY(param, ARRAY, dp_info, sizeof(muse_camera_display_info_s));
 
-               LOGD("wayland parent id : %d, window %d,%d,%dx%d",
-                       pc->wl_info.parent_id, pc->wl_info.window_x, pc->wl_info.window_y,
-                       pc->wl_info.window_width, pc->wl_info.window_height);
-       } else {
-               CAMERA_MSG_PARAM_SET(param, INT, type);
+       _camera_msg_send_param1(api, cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
 
-               _camera_msg_send_param1(api, pc->cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
+       if (ret == CAMERA_ERROR_NONE) {
+               if (type == CAMERA_DISPLAY_TYPE_EVAS)
+                       SET_PREVIEW_CB_TYPE(cb_info, PREVIEW_CB_TYPE_EVAS);
        }
 
-       if (ret != CAMERA_ERROR_NONE)
-               LOGE("set display error 0x%x", ret);
-       else if (type == CAMERA_DISPLAY_TYPE_EVAS)
-               SET_PREVIEW_CB_TYPE(cb_info, PREVIEW_CB_TYPE_EVAS);
-
        return ret;
 }
 
@@ -3413,12 +3348,15 @@ int camera_set_preview_format(camera_h camera, camera_pixel_format_e format)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter - capture_format %d", set_format);
+       LOGD("Enter - format %d", set_format);
 
        CAMERA_MSG_PARAM_SET(param, INT, set_format);
 
        _camera_msg_send_param1(api, pc->cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
 
+       if (ret == CAMERA_ERROR_NONE)
+               pc->cb_info->preview_format = set_format;
+
        LOGD("ret : 0x%x", ret);
 
        return ret;
@@ -3438,7 +3376,7 @@ int camera_get_preview_resolution(camera_h camera, int *width, int *height)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *width = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_PREVIEW_RESOLUTION] >> 16;
@@ -3463,20 +3401,13 @@ int camera_set_display_rotation(camera_h camera, camera_rotation_e rotation)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
-               g_mutex_lock(&pc->cb_info->evas_mutex);
-
-               ret = mm_evas_renderer_set_rotation(pc->cb_info->evas_info, rotation);
-
-               g_mutex_unlock(&pc->cb_info->evas_mutex);
-
+               ret = mm_display_interface_evas_set_rotation(pc->cb_info->dp_interface, rotation);
                if (ret != MM_ERROR_NONE) {
                        LOGE("failed to set rotation for evas surface 0x%x", ret);
                        return CAMERA_ERROR_INVALID_OPERATION;
                }
        }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        CAMERA_MSG_PARAM_SET(param, INT, set_rotation);
 
@@ -3496,7 +3427,7 @@ int camera_get_display_rotation(camera_h camera, camera_rotation_e *rotation)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_ROTATION, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_ROTATION, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *rotation = (camera_rotation_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DISPLAY_ROTATION];
@@ -3517,20 +3448,13 @@ int camera_set_display_flip(camera_h camera, camera_flip_e flip)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
-               g_mutex_lock(&pc->cb_info->evas_mutex);
-
-               ret = mm_evas_renderer_set_flip(pc->cb_info->evas_info, flip);
-
-               g_mutex_unlock(&pc->cb_info->evas_mutex);
-
+               ret = mm_display_interface_evas_set_flip(pc->cb_info->dp_interface, flip);
                if (ret != MM_ERROR_NONE) {
                        LOGE("failed to set flip for evas surface 0x%x", ret);
                        return CAMERA_ERROR_INVALID_OPERATION;
                }
        }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        CAMERA_MSG_PARAM_SET(param, INT, set_flip);
 
@@ -3550,7 +3474,7 @@ int camera_get_display_flip(camera_h camera, camera_flip_e *flip)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_FLIP, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_FLIP, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *flip = (camera_flip_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DISPLAY_FLIP];
@@ -3571,20 +3495,13 @@ int camera_set_display_visible(camera_h camera, bool visible)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
-               g_mutex_lock(&pc->cb_info->evas_mutex);
-
-               ret = mm_evas_renderer_set_visible(pc->cb_info->evas_info, visible);
-
-               g_mutex_unlock(&pc->cb_info->evas_mutex);
-
+               ret = mm_display_interface_evas_set_visible(pc->cb_info->dp_interface, visible);
                if (ret != MM_ERROR_NONE) {
                        LOGE("failed to set visible for evas surface 0x%x", ret);
                        return CAMERA_ERROR_INVALID_OPERATION;
                }
        }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        CAMERA_MSG_PARAM_SET(param, INT, set_visible);
 
@@ -3604,7 +3521,7 @@ int camera_is_display_visible(camera_h camera, bool *visible)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(MUSE_CAMERA_API_IS_DISPLAY_VISIBLE, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(MUSE_CAMERA_API_IS_DISPLAY_VISIBLE, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *visible = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DISPLAY_VISIBLE];
@@ -3625,20 +3542,13 @@ int camera_set_display_mode(camera_h camera, camera_display_mode_e mode)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
-               g_mutex_lock(&pc->cb_info->evas_mutex);
-
-               ret = mm_evas_renderer_set_geometry(pc->cb_info->evas_info, mode);
-
-               g_mutex_unlock(&pc->cb_info->evas_mutex);
-
+               ret = mm_display_interface_evas_set_mode(pc->cb_info->dp_interface, mode);
                if (ret != MM_ERROR_NONE) {
                        LOGE("failed to set geometry for evas surface 0x%x", ret);
                        return CAMERA_ERROR_INVALID_OPERATION;
                }
        }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        CAMERA_MSG_PARAM_SET(param, INT, set_mode);
 
@@ -3658,7 +3568,7 @@ int camera_get_display_mode(camera_h camera, camera_display_mode_e *mode)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_MODE, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(MUSE_CAMERA_API_GET_DISPLAY_MODE, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_display_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DISPLAY_MODE];
@@ -3700,7 +3610,7 @@ int camera_get_display_reuse_hint(camera_h camera, bool *hint)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *hint = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_DISPLAY_REUSE_HINT];
@@ -3724,7 +3634,7 @@ int camera_get_capture_resolution(camera_h camera, int *width, int *height)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *width = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_CAPTURE_RESOLUTION] >> 16;
@@ -3750,7 +3660,7 @@ int camera_get_capture_format(camera_h camera, camera_pixel_format_e *format)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *format = (camera_pixel_format_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_CAPTURE_FORMAT];
@@ -3774,7 +3684,7 @@ int camera_get_preview_format(camera_h camera, camera_pixel_format_e *format)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *format = (camera_pixel_format_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_PREVIEW_FORMAT];
@@ -3798,7 +3708,7 @@ int camera_get_facing_direction(camera_h camera, camera_facing_direction_e *faci
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *facing_direction = (camera_facing_direction_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_FACING_DIRECTION];
@@ -3822,7 +3732,7 @@ int camera_set_preview_cb(camera_h camera, camera_preview_cb callback, void *use
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_PREVIEW]);
@@ -3854,7 +3764,7 @@ int camera_unset_preview_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_PREVIEW]);
@@ -3896,7 +3806,7 @@ int camera_set_media_packet_preview_cb(camera_h camera, camera_media_packet_prev
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]);
@@ -3926,7 +3836,7 @@ int camera_unset_media_packet_preview_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_MEDIA_PACKET_PREVIEW]);
@@ -3956,7 +3866,7 @@ int camera_set_state_changed_cb(camera_h camera, camera_state_changed_cb callbac
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_STATE_CHANGE]);
@@ -3986,7 +3896,7 @@ int camera_unset_state_changed_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_STATE_CHANGE]);
@@ -4016,7 +3926,7 @@ int camera_set_interrupted_cb(camera_h camera, camera_interrupted_cb callback, v
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_INTERRUPTED]);
@@ -4046,7 +3956,7 @@ int camera_unset_interrupted_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_INTERRUPTED]);
@@ -4076,7 +3986,7 @@ int camera_set_interrupt_started_cb(camera_h camera, camera_interrupt_started_cb
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_INTERRUPT_STARTED]);
@@ -4106,7 +4016,7 @@ int camera_unset_interrupt_started_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_INTERRUPT_STARTED]);
@@ -4136,7 +4046,7 @@ int camera_set_focus_changed_cb(camera_h camera, camera_focus_changed_cb callbac
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_FOCUS_CHANGE]);
@@ -4166,7 +4076,7 @@ int camera_unset_focus_changed_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_FOCUS_CHANGE]);
@@ -4196,7 +4106,7 @@ int camera_set_error_cb(camera_h camera, camera_error_cb callback, void *user_da
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_ERROR]);
@@ -4226,7 +4136,7 @@ int camera_unset_error_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_ERROR]);
@@ -4259,7 +4169,7 @@ int camera_foreach_supported_preview_resolution(camera_h camera, camera_supporte
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PREVIEW_RESOLUTION] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PREVIEW_RESOLUTION] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -4283,7 +4193,7 @@ int camera_foreach_supported_capture_resolution(camera_h camera, camera_supporte
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_CAPTURE_RESOLUTION] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_CAPTURE_RESOLUTION] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -4307,7 +4217,7 @@ int camera_foreach_supported_capture_format(camera_h camera, camera_supported_ca
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_CAPTURE_FORMAT] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_CAPTURE_FORMAT] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -4331,7 +4241,7 @@ int camera_foreach_supported_preview_format(camera_h camera, camera_supported_pr
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PREVIEW_FORMAT] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PREVIEW_FORMAT] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -4351,7 +4261,7 @@ int camera_get_recommended_preview_resolution(camera_h camera, int *width, int *
        }
 
        LOGD("Enter");
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *width = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_RECOMMENDED_PREVIEW_RESOLUTION] >> 16;
@@ -4377,7 +4287,7 @@ int camera_attr_get_lens_orientation(camera_h camera, int *angle)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *angle = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_LENS_ORIENTATION];
@@ -4426,7 +4336,7 @@ int camera_attr_get_theater_mode(camera_h camera, camera_attr_theater_mode_e *mo
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_theater_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_THEATER_MODE];
@@ -4453,7 +4363,7 @@ int camera_attr_foreach_supported_theater_mode(camera_h camera, camera_attr_supp
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_THEATER_MODE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_THEATER_MODE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("Finish, return :%x", ret);
 
@@ -4523,7 +4433,7 @@ int camera_attr_get_preview_fps(camera_h camera, camera_attr_fps_e *fps)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *fps = (camera_attr_fps_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_PREVIEW_FPS];
@@ -4547,7 +4457,7 @@ int camera_attr_get_image_quality(camera_h camera, int *quality)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *quality = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_IMAGE_QUALITY];
@@ -4571,7 +4481,7 @@ int camera_attr_get_encoded_preview_bitrate(camera_h camera, int *bitrate)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *bitrate = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENCODED_PREVIEW_BITRATE];
@@ -4620,7 +4530,7 @@ int camera_attr_get_encoded_preview_gop_interval(camera_h camera, int *interval)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *interval = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENCODED_PREVIEW_GOP_INTERVAL];
@@ -4668,7 +4578,7 @@ int camera_attr_set_zoom(camera_h camera, int zoom)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter, remote_handle : %x", pc->remote_handle);
+       LOGD("Enter, remote_handle : %td", pc->remote_handle);
 
        CAMERA_MSG_PARAM_SET(param, INT, zoom);
 
@@ -4693,7 +4603,7 @@ int camera_attr_set_af_mode(camera_h camera, camera_attr_af_mode_e mode)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter, remote_handle : %x", pc->remote_handle);
+       LOGD("Enter, remote_handle : %td", pc->remote_handle);
 
        CAMERA_MSG_PARAM_SET(param, INT, set_mode);
 
@@ -4742,7 +4652,7 @@ int camera_attr_clear_af_area(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -4872,6 +4782,30 @@ int camera_attr_set_contrast(camera_h camera, int level)
 }
 
 
+int camera_attr_set_hue(camera_h camera, int level)
+{
+       int ret = CAMERA_ERROR_NONE;
+       camera_cli_s *pc = (camera_cli_s *)camera;
+       muse_camera_api_e api = MUSE_CAMERA_API_ATTR_SET_HUE;
+       camera_msg_param param;
+
+       if (!pc || !pc->cb_info) {
+               LOGE("NULL handle");
+               return CAMERA_ERROR_INVALID_PARAMETER;
+       }
+
+       LOGD("Enter");
+
+       CAMERA_MSG_PARAM_SET(param, INT, level);
+
+       _camera_msg_send_param1(api, pc->cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
+
+       LOGD("ret : 0x%x", ret);
+
+       return ret;
+}
+
+
 int camera_attr_set_whitebalance(camera_h camera, camera_attr_whitebalance_e wb)
 {
        int ret = CAMERA_ERROR_NONE;
@@ -5033,7 +4967,7 @@ int camera_attr_set_tag_software(camera_h camera, const char *software)
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       LOGD("Enter, remote_handle : %x", pc->remote_handle);
+       LOGD("Enter, remote_handle : %td", pc->remote_handle);
 
        CAMERA_MSG_PARAM_SET(param, STRING, software);
 
@@ -5111,7 +5045,7 @@ int camera_attr_remove_geotag(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5157,7 +5091,7 @@ int camera_attr_get_zoom(camera_h camera, int *zoom)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *zoom = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ZOOM];
@@ -5181,7 +5115,7 @@ int camera_attr_get_zoom_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_ZOOM_RANGE][0];
@@ -5207,7 +5141,7 @@ int camera_attr_get_af_mode(camera_h camera, camera_attr_af_mode_e *mode)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_af_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_AF_MODE];
@@ -5231,7 +5165,7 @@ int camera_attr_get_exposure_mode(camera_h camera, camera_attr_exposure_mode_e *
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_exposure_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_EXPOSURE_MODE];
@@ -5255,7 +5189,7 @@ int camera_attr_get_exposure(camera_h camera, int *value)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *value = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_EXPOSURE];
@@ -5279,7 +5213,7 @@ int camera_attr_get_exposure_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_EXPOSURE_RANGE][0];
@@ -5305,7 +5239,7 @@ int camera_attr_get_iso(camera_h camera, camera_attr_iso_e *iso)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *iso = (camera_attr_iso_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ISO];
@@ -5329,7 +5263,7 @@ int camera_attr_get_brightness(camera_h camera, int *level)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *level = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_BRIGHTNESS];
@@ -5353,7 +5287,7 @@ int camera_attr_get_brightness_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_BRIGHTNESS_RANGE][0];
@@ -5379,7 +5313,7 @@ int camera_attr_get_contrast(camera_h camera, int *level)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *level = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_CONTRAST];
@@ -5403,7 +5337,7 @@ int camera_attr_get_contrast_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_CONTRAST_RANGE][0];
@@ -5417,6 +5351,57 @@ int camera_attr_get_contrast_range(camera_h camera, int *min, int *max)
 }
 
 
+int camera_attr_get_hue(camera_h camera, int *level)
+{
+       int ret = CAMERA_ERROR_NONE;
+       camera_cli_s *pc = (camera_cli_s *)camera;
+       muse_camera_api_e api = MUSE_CAMERA_API_ATTR_GET_HUE;
+
+       if (!pc || !pc->cb_info || !level) {
+               LOGE("NULL pointer %p %p", pc, level);
+               return CAMERA_ERROR_INVALID_PARAMETER;
+       }
+
+       LOGD("Enter");
+
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+
+       if (ret == CAMERA_ERROR_NONE)
+               *level = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_HUE];
+
+       LOGD("ret : 0x%x", ret);
+
+       return ret;
+}
+
+
+int camera_attr_get_hue_range(camera_h camera, int *min, int *max)
+{
+       int ret = CAMERA_ERROR_NONE;
+       camera_cli_s *pc = (camera_cli_s *)camera;
+       muse_camera_api_e api = MUSE_CAMERA_API_ATTR_GET_HUE_RANGE;
+
+       if (!pc || !pc->cb_info || !min || !max) {
+               LOGE("NULL pointer %p %p %p", pc, min, max);
+               return CAMERA_ERROR_INVALID_PARAMETER;
+       }
+
+       LOGD("Enter");
+
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+
+       if (ret == CAMERA_ERROR_NONE) {
+               *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_HUE_RANGE][0];
+               *max = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_HUE_RANGE][1];
+               LOGD("min %d, max %d", *min, *max);
+       }
+
+       LOGD("ret : 0x%x", ret);
+
+       return ret;
+}
+
+
 int camera_attr_get_whitebalance(camera_h camera, camera_attr_whitebalance_e *wb)
 {
        int ret = CAMERA_ERROR_NONE;
@@ -5430,7 +5415,7 @@ int camera_attr_get_whitebalance(camera_h camera, camera_attr_whitebalance_e *wb
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *wb = (camera_attr_whitebalance_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_WHITE_BALANCE];
@@ -5454,7 +5439,7 @@ int camera_attr_get_effect(camera_h camera, camera_attr_effect_mode_e *effect)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *effect = (camera_attr_effect_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_EFFECT];
@@ -5478,7 +5463,7 @@ int camera_attr_get_scene_mode(camera_h camera, camera_attr_scene_mode_e *mode)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_scene_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_SCENE_MODE];
@@ -5502,7 +5487,7 @@ int camera_attr_is_enabled_tag(camera_h camera, bool *enable)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *enable = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENABLED_TAG];
@@ -5526,7 +5511,7 @@ int camera_attr_get_tag_image_description(camera_h camera, char **description)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *description = strdup(pc->cb_info->get_string[MUSE_CAMERA_GET_STRING_TAG_IMAGE_DESCRIPTION]);
@@ -5550,7 +5535,7 @@ int camera_attr_get_tag_orientation(camera_h camera, camera_attr_tag_orientation
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *orientation = (camera_attr_tag_orientation_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_TAG_ORIENTATION];
@@ -5574,7 +5559,7 @@ int camera_attr_get_tag_software(camera_h camera, char **software)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *software = strdup(pc->cb_info->get_string[MUSE_CAMERA_GET_STRING_TAG_SOFTWARE]);
@@ -5598,7 +5583,7 @@ int camera_attr_get_geotag(camera_h camera, double *latitude, double *longitude,
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *latitude = pc->cb_info->get_geotag[0];
@@ -5625,7 +5610,7 @@ int camera_attr_get_flash_mode(camera_h camera, camera_attr_flash_mode_e *mode)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_flash_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_FLASH_MODE];
@@ -5676,7 +5661,7 @@ int camera_attr_foreach_supported_af_mode(camera_h camera, camera_attr_supported
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_AF_MODE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_AF_MODE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5700,7 +5685,7 @@ int camera_attr_foreach_supported_exposure_mode(camera_h camera, camera_attr_sup
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_EXPOSURE_MODE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_EXPOSURE_MODE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5724,7 +5709,7 @@ int camera_attr_foreach_supported_iso(camera_h camera, camera_attr_supported_iso
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_ISO] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_ISO] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5748,7 +5733,7 @@ int camera_attr_foreach_supported_whitebalance(camera_h camera, camera_attr_supp
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_WHITEBALANCE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_WHITEBALANCE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5772,7 +5757,7 @@ int camera_attr_foreach_supported_effect(camera_h camera, camera_attr_supported_
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_EFFECT] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_EFFECT] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5796,7 +5781,7 @@ int camera_attr_foreach_supported_scene_mode(camera_h camera, camera_attr_suppor
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_SCENE_MODE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_SCENE_MODE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5820,7 +5805,7 @@ int camera_attr_foreach_supported_flash_mode(camera_h camera, camera_attr_suppor
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_FLASH_MODE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_FLASH_MODE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5844,9 +5829,9 @@ int camera_attr_foreach_supported_fps(camera_h camera, camera_attr_supported_fps
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_FPS] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_FPS] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
-       LOGD("Enter, handle :%x", pc->remote_handle);
+       LOGD("Enter, handle :%td", pc->remote_handle);
 
        return ret;
 }
@@ -5897,7 +5882,7 @@ int camera_attr_foreach_supported_stream_flip(camera_h camera, camera_attr_suppo
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_STREAM_FLIP] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_STREAM_FLIP] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5921,7 +5906,7 @@ int camera_attr_foreach_supported_stream_rotation(camera_h camera, camera_attr_s
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_STREAM_ROTATION] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_STREAM_ROTATION] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -5967,7 +5952,7 @@ int camera_attr_get_stream_rotation(camera_h camera, camera_rotation_e *rotation
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *rotation = (camera_rotation_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_STREAM_ROTATION];
@@ -6016,7 +6001,7 @@ int camera_attr_get_stream_flip(camera_h camera, camera_flip_e *flip)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *flip = (camera_flip_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_STREAM_FLIP];
@@ -6064,7 +6049,7 @@ int camera_attr_get_hdr_mode(camera_h camera, camera_attr_hdr_mode_e *mode)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *mode = (camera_attr_hdr_mode_e)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_HDR_MODE];
@@ -6088,7 +6073,7 @@ bool camera_attr_is_supported_hdr_capture(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -6124,7 +6109,7 @@ int camera_attr_set_hdr_capture_progress_cb(camera_h camera, camera_attr_hdr_pro
                return CAMERA_ERROR_INVALID_PARAMETER;
        }
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_HDR_PROGRESS]);
@@ -6154,7 +6139,7 @@ int camera_attr_unset_hdr_capture_progress_cb(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                g_mutex_lock(&pc->cb_info->user_cb_mutex[MUSE_CAMERA_EVENT_TYPE_HDR_PROGRESS]);
@@ -6209,7 +6194,7 @@ int camera_attr_is_enabled_anti_shake(camera_h camera, bool *enabled)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *enabled = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENABLED_ANTI_SHAKE];
@@ -6233,7 +6218,7 @@ bool camera_attr_is_supported_anti_shake(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -6284,7 +6269,7 @@ int camera_attr_is_enabled_video_stabilization(camera_h camera, bool *enabled)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *enabled = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENABLED_VIDEO_STABILIZATION];
@@ -6308,7 +6293,7 @@ bool camera_attr_is_supported_video_stabilization(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -6359,7 +6344,7 @@ int camera_attr_is_enabled_auto_contrast(camera_h camera, bool *enabled)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *enabled = (bool)pc->cb_info->get_int[MUSE_CAMERA_GET_INT_ENABLED_AUTO_CONTRAST];
@@ -6383,7 +6368,7 @@ bool camera_attr_is_supported_auto_contrast(camera_h camera)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret < 0) {
                LOGE("error is occurred 0x%x", ret);
@@ -6426,9 +6411,8 @@ int camera_attr_set_pan(camera_h camera, camera_attr_ptz_move_type_e move_type,
        int ret = CAMERA_ERROR_NONE;
        camera_cli_s *pc = (camera_cli_s *)camera;
        muse_camera_api_e api = MUSE_CAMERA_API_ATTR_SET_PAN;
-       camera_msg_param param;
-       int set_move_type = (int)move_type;
-       int value = 0;
+       camera_msg_param param0;
+       camera_msg_param param1;
 
        if (!pc || !pc->cb_info) {
                LOGE("NULL handle");
@@ -6437,10 +6421,11 @@ int camera_attr_set_pan(camera_h camera, camera_attr_ptz_move_type_e move_type,
 
        LOGD("Enter");
 
-       value = (set_move_type << 16) | pan_step;
-       CAMERA_MSG_PARAM_SET(param, INT, value);
+       CAMERA_MSG_PARAM_SET(param0, INT, move_type);
+       CAMERA_MSG_PARAM_SET(param1, INT, pan_step);
 
-       _camera_msg_send_param1(api, pc->cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
+       _camera_msg_send_param2_int(api, pc->cb_info, &ret,
+               &param0, &param1, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -6461,7 +6446,7 @@ int camera_attr_get_pan(camera_h camera, int *pan_step)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *pan_step = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_PAN];
@@ -6485,7 +6470,7 @@ int camera_attr_get_pan_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_PAN_RANGE][0];
@@ -6503,9 +6488,8 @@ int camera_attr_set_tilt(camera_h camera, camera_attr_ptz_move_type_e move_type,
        int ret = CAMERA_ERROR_NONE;
        camera_cli_s *pc = (camera_cli_s *)camera;
        muse_camera_api_e api = MUSE_CAMERA_API_ATTR_SET_TILT;
-       camera_msg_param param;
-       int set_move_type = (int)move_type;
-       int value = 0;
+       camera_msg_param param0;
+       camera_msg_param param1;
 
        if (!pc || !pc->cb_info) {
                LOGE("NULL handle");
@@ -6514,10 +6498,11 @@ int camera_attr_set_tilt(camera_h camera, camera_attr_ptz_move_type_e move_type,
 
        LOGD("Enter");
 
-       value = (set_move_type << 16) | tilt_step;
-       CAMERA_MSG_PARAM_SET(param, INT, value);
+       CAMERA_MSG_PARAM_SET(param0, INT, move_type);
+       CAMERA_MSG_PARAM_SET(param1, INT, tilt_step);
 
-       _camera_msg_send_param1(api, pc->cb_info, &ret, &param, CAMERA_CB_TIMEOUT);
+       _camera_msg_send_param2_int(api, pc->cb_info, &ret,
+               &param0, &param1, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -6538,7 +6523,7 @@ int camera_attr_get_tilt(camera_h camera, int *tilt_step)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE)
                *tilt_step = pc->cb_info->get_int[MUSE_CAMERA_GET_INT_TILT];
@@ -6562,7 +6547,7 @@ int camera_attr_get_tilt_range(camera_h camera, int *min, int *max)
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *min = pc->cb_info->get_int_pair[MUSE_CAMERA_GET_INT_PAIR_TILT_RANGE][0];
@@ -6616,7 +6601,7 @@ int camera_attr_foreach_supported_ptz_type(camera_h camera, camera_attr_supporte
        pc->cb_info->user_cb[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PTZ_TYPE] = foreach_cb;
        pc->cb_info->user_data[MUSE_CAMERA_EVENT_TYPE_FOREACH_SUPPORTED_PTZ_TYPE] = user_data;
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        LOGD("ret : 0x%x", ret);
 
@@ -6641,20 +6626,13 @@ int camera_attr_set_display_roi_area(camera_h camera, int x, int y, int width, i
 
        LOGD("Enter");
 
-#ifdef TIZEN_FEATURE_EVAS_RENDERER
        if (CHECK_PREVIEW_CB(pc->cb_info, PREVIEW_CB_TYPE_EVAS)) {
-               g_mutex_lock(&pc->cb_info->evas_mutex);
-
-               ret = mm_evas_renderer_set_roi_area(pc->cb_info->evas_info, x, y, width, height);
-
-               g_mutex_unlock(&pc->cb_info->evas_mutex);
-
+               ret = mm_display_interface_evas_set_roi_area(pc->cb_info->dp_interface, x, y, width, height);
                if (ret != MM_ERROR_NONE) {
                        LOGE("mm_evas_renderer_set_roi_area error 0x%x", ret);
                        return CAMERA_ERROR_INVALID_OPERATION;
                }
        }
-#endif /* TIZEN_FEATURE_EVAS_RENDERER */
 
        length = sizeof(set_display_roi_area) / sizeof(int) + \
                (sizeof(set_display_roi_area) % sizeof(int) ? 1 : 0);
@@ -6705,7 +6683,7 @@ int camera_attr_get_display_roi_area(camera_h camera, int *x, int *y, int *width
 
        LOGD("Enter");
 
-       _camera_msg_send(api, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
+       _camera_msg_send(api, NULL, pc->cb_info, &ret, CAMERA_CB_TIMEOUT);
 
        if (ret == CAMERA_ERROR_NONE) {
                *x = pc->cb_info->get_display_roi_area[0];