[Release version 0.10.50] Fix recording commit error when snapshot processing is...
[platform/core/multimedia/libmm-camcorder.git] / src / mm_camcorder_internal.c
index 7936cdf..895ce61 100644 (file)
 ========================================================================================*/
 #include <stdio.h>
 #include <string.h>
+#include <fcntl.h>
 #include <gst/gst.h>
 #include <gst/gstutils.h>
 #include <gst/gstpad.h>
+#include <sys/time.h>
 
 #include <mm_error.h>
 #include "mm_camcorder_internal.h"
 
 #include <gst/video/colorbalance.h>
 #include <gst/video/cameracontrol.h>
+#include <asm/types.h>
 
 #include <system_info.h>
+#include <mm_session.h>
+#include <mm_session_private.h>
+
+#include <murphy/common/glib-glue.h>
 
-/*---------------------------------------------------------------------------------------
-|    GLOBAL VARIABLE DEFINITIONS for internal                                          |
----------------------------------------------------------------------------------------*/
 
 /*---------------------------------------------------------------------------------------
 |    LOCAL VARIABLE DEFINITIONS for internal                                           |
 ---------------------------------------------------------------------------------------*/
 #define __MMCAMCORDER_CMD_ITERATE_MAX           3
-#define __MMCAMCORDER_SET_GST_STATE_TIMEOUT     3
+#define __MMCAMCORDER_SET_GST_STATE_TIMEOUT     5
+#define __MMCAMCORDER_FORCE_STOP_TRY_COUNT      30
+#define __MMCAMCORDER_FORCE_STOP_WAIT_TIME      100000  /* us */
 #define __MMCAMCORDER_SOUND_WAIT_TIMEOUT        3
+#define __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN   64
+
+#define DPM_ALLOWED                             1
+#define DPM_DISALLOWED                          0
+
 
 /*---------------------------------------------------------------------------------------
 |    LOCAL FUNCTION PROTOTYPES:                                                                |
@@ -62,7 +73,6 @@ static gint     __mmcamcorder_gst_handle_core_error(MMHandleType handle, int cod
 static gint     __mmcamcorder_gst_handle_resource_warning(MMHandleType handle, GstMessage *message , GError *error);
 static gboolean __mmcamcorder_handle_gst_warning(MMHandleType handle, GstMessage *message, GError *error);
 
-
 #ifdef _MMCAMCORDER_USE_SET_ATTR_CB
 static gboolean __mmcamcorder_set_attr_to_camsensor_cb(gpointer data);
 #endif /* _MMCAMCORDER_USE_SET_ATTR_CB */
@@ -85,6 +95,7 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
        int rcmd_dpy_rotation = MM_DISPLAY_ROTATION_270;
        int play_capture_sound = TRUE;
        int camera_device_count = MM_VIDEO_DEVICE_NUM;
+       int camera_default_flip = MM_FLIP_NONE;
        int camera_facing_direction = MM_CAMCORDER_CAMERA_FACING_DIRECTION_REAR;
        char *err_attr_name = NULL;
        const char *ConfCtrlFile = NULL;
@@ -107,33 +118,42 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
        hcamcorder->sub_context = NULL;
        hcamcorder->target_state = MM_CAMCORDER_STATE_NULL;
        hcamcorder->capture_in_recording = FALSE;
-
-       pthread_mutex_init(&((hcamcorder->mtsafe).lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).cmd_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).asm_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).state_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).gst_state_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).gst_encode_state_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).message_cb_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).vcapture_cb_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).vstream_cb_lock), NULL);
-       pthread_mutex_init(&((hcamcorder->mtsafe).astream_cb_lock), NULL);
-
-       pthread_mutex_init(&(hcamcorder->sound_lock), NULL);
-       pthread_cond_init(&(hcamcorder->sound_cond), NULL);
-       pthread_mutex_init(&(hcamcorder->restart_preview_lock), NULL);
+       hcamcorder->session_type = MM_SESSION_TYPE_MEDIA;
+
+       g_mutex_init(&(hcamcorder->mtsafe).lock);
+       g_cond_init(&(hcamcorder->mtsafe).cond);
+       g_mutex_init(&(hcamcorder->mtsafe).cmd_lock);
+       g_cond_init(&(hcamcorder->mtsafe).cmd_cond);
+       g_mutex_init(&(hcamcorder->mtsafe).asm_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).state_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).gst_state_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).gst_encode_state_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).message_cb_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).vcapture_cb_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).vstream_cb_lock);
+       g_mutex_init(&(hcamcorder->mtsafe).astream_cb_lock);
+
+       g_mutex_init(&hcamcorder->restart_preview_lock);
 
        /* Sound mutex/cond init */
-       pthread_mutex_init(&(hcamcorder->snd_info.open_mutex), NULL);
-       pthread_cond_init(&(hcamcorder->snd_info.open_cond), NULL);
+       g_mutex_init(&hcamcorder->snd_info.open_mutex);
+       g_cond_init(&hcamcorder->snd_info.open_cond);
+       g_mutex_init(&hcamcorder->snd_info.play_mutex);
+       g_cond_init(&hcamcorder->snd_info.play_cond);
 
        /* init for sound thread */
-       pthread_mutex_init(&(hcamcorder->task_thread_lock), NULL);
-       pthread_cond_init(&(hcamcorder->task_thread_cond), NULL);
+       g_mutex_init(&hcamcorder->task_thread_lock);
+       g_cond_init(&hcamcorder->task_thread_cond);
        hcamcorder->task_thread_state = _MMCAMCORDER_SOUND_STATE_NONE;
 
        /* create task thread */
-       pthread_create(&(hcamcorder->task_thread), NULL, _mmcamcorder_util_task_thread_func, (void *)hcamcorder);
+       hcamcorder->task_thread = g_thread_try_new("MMCAM_TASK_THREAD",
+               (GThreadFunc)_mmcamcorder_util_task_thread_func, (gpointer)hcamcorder, NULL);
+       if (hcamcorder->task_thread == NULL) {
+               _mmcam_dbg_err("_mmcamcorder_create::failed to create task thread");
+               ret = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
+               goto _ERR_DEFAULT_VALUE_INIT;
+       }
 
        if (info->videodev_type < MM_VIDEO_DEVICE_NONE ||
            info->videodev_type >= MM_VIDEO_DEVICE_NUM) {
@@ -146,14 +166,38 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
        hcamcorder->device_type = info->videodev_type;
        _mmcam_dbg_warn("Device Type : %d", hcamcorder->device_type);
 
-       /* Get Camera Configure information from Camcorder INI file */
-       _mmcamcorder_conf_get_info((MMHandleType)hcamcorder, CONFIGURE_TYPE_MAIN, CONFIGURE_MAIN_FILE, &hcamcorder->conf_main);
+       if (MM_ERROR_NONE == _mm_session_util_read_information(-1, &hcamcorder->session_type, &hcamcorder->session_flags)) {
+               _mmcam_dbg_log("use sound focus function.");
+               hcamcorder->sound_focus_register = TRUE;
+
+               if (MM_ERROR_NONE != mm_sound_focus_get_id(&hcamcorder->sound_focus_id)) {
+                       _mmcam_dbg_err("mm_sound_focus_get_uniq failed");
+                       ret = MM_ERROR_POLICY_BLOCKED;
+                       goto _ERR_DEFAULT_VALUE_INIT;
+               }
+
+               if (MM_ERROR_NONE != mm_sound_register_focus_for_session(hcamcorder->sound_focus_id,
+                                                                        getpid(),
+                                                                        "media",
+                                                                        _mmcamcorder_sound_focus_cb,
+                                                                        hcamcorder)) {
+                       _mmcam_dbg_err("mm_sound_register_focus failed");
+                       ret = MM_ERROR_POLICY_BLOCKED;
+                       goto _ERR_DEFAULT_VALUE_INIT;
+               }
 
-       if (!(hcamcorder->conf_main)) {
-               _mmcam_dbg_err( "Failed to get configure(main) info." );
+               _mmcam_dbg_log("mm_sound_register_focus done - id %d, session type %d, flags 0x%x",
+                              hcamcorder->sound_focus_id, hcamcorder->session_type, hcamcorder->session_flags);
+       } else {
+               _mmcam_dbg_log("_mm_session_util_read_information failed. skip sound focus function.");
+               hcamcorder->sound_focus_register = FALSE;
+       }
 
-               ret = MM_ERROR_CAMCORDER_CREATE_CONFIGURE;
-               goto _ERR_AFTER_ASM_REGISTER;
+       /* Get Camera Configure information from Camcorder INI file */
+       ret = _mmcamcorder_conf_get_info((MMHandleType)hcamcorder, CONFIGURE_TYPE_MAIN, CONFIGURE_MAIN_FILE, &hcamcorder->conf_main);
+       if (ret != MM_ERROR_NONE) {
+               _mmcam_dbg_err("Failed to get configure(main) info.");
+               goto _ERR_DEFAULT_VALUE_INIT;
        }
 
        hcamcorder->attributes = _mmcamcorder_alloc_attribute((MMHandleType)hcamcorder, info);
@@ -161,15 +205,32 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
                _mmcam_dbg_err("_mmcamcorder_create::alloc attribute error.");
 
                ret = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
-               goto _ERR_AFTER_ASM_REGISTER;
+               goto _ERR_DEFAULT_VALUE_INIT;
+       }
+
+       /* get DPM context for camera/microphone restriction */
+       hcamcorder->dpm_context = dpm_context_create();
+       if (hcamcorder->dpm_context) {
+               hcamcorder->dpm_policy = dpm_context_acquire_restriction_policy(hcamcorder->dpm_context);
+               if (hcamcorder->dpm_policy == NULL) {
+                       _mmcam_dbg_err("dpm_context_acquire_restriction_policy failed");
+                       dpm_context_destroy(hcamcorder->dpm_context);
+                       hcamcorder->dpm_context = NULL;
+               }
        }
 
+       _mmcam_dbg_warn("DPM context %p, policy %p", hcamcorder->dpm_context, hcamcorder->dpm_policy);
+
        if (info->videodev_type != MM_VIDEO_DEVICE_NONE) {
                _mmcamcorder_conf_get_value_int((MMHandleType)hcamcorder, hcamcorder->conf_main,
                                                CONFIGURE_CATEGORY_MAIN_VIDEO_INPUT,
                                                "UseConfCtrl", &UseConfCtrl);
 
                if (UseConfCtrl) {
+                       int resolution_width = 0;
+                       int resolution_height = 0;
+                       MMCamAttrsInfo fps_info;
+
                        _mmcam_dbg_log( "Enable Configure Control system." );
 
                        switch (info->videodev_type) {
@@ -186,30 +247,32 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
                        default:
                                _mmcam_dbg_err( "Not supported camera type." );
                                ret = MM_ERROR_CAMCORDER_NOT_SUPPORTED;
-                               goto _ERR_AFTER_ASM_REGISTER;
+                               goto _ERR_DEFAULT_VALUE_INIT;
                        }
 
                        _mmcam_dbg_log("videodev_type : [%d], ConfCtrlPath : [%s]", info->videodev_type, ConfCtrlFile);
 
-                       _mmcamcorder_conf_get_info((MMHandleType)hcamcorder, CONFIGURE_TYPE_CTRL, ConfCtrlFile, &hcamcorder->conf_ctrl);
+                       ret = _mmcamcorder_conf_get_info((MMHandleType)hcamcorder, CONFIGURE_TYPE_CTRL, ConfCtrlFile, &hcamcorder->conf_ctrl);
+                       if (ret != MM_ERROR_NONE) {
+                               _mmcam_dbg_err("Failed to get configure(control) info.");
+                               goto _ERR_DEFAULT_VALUE_INIT;
+                       }
 /*
                        _mmcamcorder_conf_print_info(&hcamcorder->conf_main);
                        _mmcamcorder_conf_print_info(&hcamcorder->conf_ctrl);
 */
-                       if (!(hcamcorder->conf_ctrl)) {
-                               _mmcam_dbg_err( "Failed to get configure(control) info." );
-                               ret = MM_ERROR_CAMCORDER_CREATE_CONFIGURE;
-                               goto _ERR_AFTER_ASM_REGISTER;
-                       }
-
                        ret = _mmcamcorder_init_convert_table((MMHandleType)hcamcorder);
                        if (ret != MM_ERROR_NONE) {
                                _mmcam_dbg_warn("converting table initialize error!!");
+                               ret = MM_ERROR_CAMCORDER_INTERNAL;
+                               goto _ERR_DEFAULT_VALUE_INIT;
                        }
 
-                       ret = _mmcamcorder_init_attr_from_configure((MMHandleType)hcamcorder);
+                       ret = _mmcamcorder_init_attr_from_configure((MMHandleType)hcamcorder, MM_CAMCONVERT_CATEGORY_ALL);
                        if (ret != MM_ERROR_NONE) {
                                _mmcam_dbg_warn("converting table initialize error!!");
+                               ret = MM_ERROR_CAMCORDER_INTERNAL;
+                               goto _ERR_DEFAULT_VALUE_INIT;
                        }
 
                        /* Get device info, recommend preview fmt and display rotation from INI */
@@ -270,8 +333,25 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
                                                        "SupportMediaPacketPreviewCb",
                                                        &(hcamcorder->support_media_packet_preview_cb));
 
+                       ret = mm_camcorder_get_attributes((MMHandleType)hcamcorder, NULL,
+                                                   MMCAM_CAMERA_WIDTH, &resolution_width,
+                                                   MMCAM_CAMERA_HEIGHT, &resolution_height,
+                                                   NULL);
+
+                       mm_camcorder_get_fps_list_by_resolution((MMHandleType)hcamcorder, resolution_width, resolution_height, &fps_info);
+
                        _mmcam_dbg_log("UseZeroCopyFormat : %d", hcamcorder->use_zero_copy_format);
                        _mmcam_dbg_log("SupportMediaPacketPreviewCb : %d", hcamcorder->support_media_packet_preview_cb);
+                       _mmcam_dbg_log("res : %d X %d, Default FPS by resolution  : %d", resolution_width, resolution_height, fps_info.int_array.def);
+
+                       if (camera_facing_direction == 1) {
+                               if (rcmd_dpy_rotation == MM_DISPLAY_ROTATION_270 || rcmd_dpy_rotation == MM_DISPLAY_ROTATION_90) {
+                                       camera_default_flip = MM_FLIP_VERTICAL;
+                               } else {
+                                       camera_default_flip = MM_FLIP_HORIZONTAL;
+                               }
+                               _mmcam_dbg_log("camera_default_flip : [%d]",camera_default_flip);
+                       }
 
                        mm_camcorder_set_attributes((MMHandleType)hcamcorder, &err_attr_name,
                                                    MMCAM_CAMERA_DEVICE_COUNT, camera_device_count,
@@ -282,12 +362,15 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
                                                    MMCAM_SUPPORT_ZSL_CAPTURE, hcamcorder->support_zsl_capture,
                                                    MMCAM_SUPPORT_ZERO_COPY_FORMAT, hcamcorder->use_zero_copy_format,
                                                    MMCAM_SUPPORT_MEDIA_PACKET_PREVIEW_CB, hcamcorder->support_media_packet_preview_cb,
+                                                   MMCAM_CAMERA_FPS, fps_info.int_array.def,
+                                                   MMCAM_DISPLAY_FLIP, camera_default_flip,
                                                    "capture-sound-enable", play_capture_sound,
                                                    NULL);
                        if (err_attr_name) {
                                _mmcam_dbg_err("Set %s FAILED.", err_attr_name);
-                               free(err_attr_name);
-                               err_attr_name = NULL;
+                               SAFE_FREE(err_attr_name);
+                               ret = MM_ERROR_CAMCORDER_INTERNAL;
+                               goto _ERR_DEFAULT_VALUE_INIT;
                        }
 
                        /* Get default value of brightness */
@@ -296,21 +379,68 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
                                                    NULL);
                        if (err_attr_name) {
                                _mmcam_dbg_err("Get brightness FAILED.");
-                               free(err_attr_name);
-                               err_attr_name = NULL;
+                               SAFE_FREE(err_attr_name);
+                               ret = MM_ERROR_CAMCORDER_INTERNAL;
+                               goto _ERR_DEFAULT_VALUE_INIT;
                        }
                        _mmcam_dbg_log("Default brightness : %d", hcamcorder->brightness_default);
                } else {
                        _mmcam_dbg_log( "Disable Configure Control system." );
                        hcamcorder->conf_ctrl = NULL;
                }
+
+               /* add DPM camera policy changed callback */
+               if (hcamcorder->dpm_context) {
+                       if (dpm_context_add_policy_changed_cb(hcamcorder->dpm_context,
+                               "camera", _mmcamcorder_dpm_camera_policy_changed_cb,
+                               (void *)hcamcorder, &hcamcorder->dpm_camera_cb_id) != DPM_ERROR_NONE) {
+                               _mmcam_dbg_err("add DPM changed cb failed, keep going...");
+                               hcamcorder->dpm_camera_cb_id = 0;
+                       }
+
+                       _mmcam_dbg_log("DPM camera changed cb id %d", hcamcorder->dpm_camera_cb_id);
+               }
+       } else {
+               _mmcamcorder_conf_get_value_int((MMHandleType)hcamcorder, hcamcorder->conf_main,
+                                                   CONFIGURE_CATEGORY_MAIN_VIDEO_INPUT,
+                                                   "DeviceCount",
+                                                   &camera_device_count);
+               mm_camcorder_set_attributes((MMHandleType)hcamcorder, &err_attr_name,
+                                                   MMCAM_CAMERA_DEVICE_COUNT, camera_device_count,
+                                                   NULL);
+               if (err_attr_name) {
+                       _mmcam_dbg_err("Set %s FAILED.", err_attr_name);
+                       SAFE_FREE(err_attr_name);
+                       ret = MM_ERROR_CAMCORDER_INTERNAL;
+                       goto _ERR_DEFAULT_VALUE_INIT;
+               }
+
+               ret = _mmcamcorder_init_attr_from_configure((MMHandleType)hcamcorder, MM_CAMCONVERT_CATEGORY_AUDIO);
+               if (ret != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("there is no audio device");
+                       ret = MM_ERROR_CAMCORDER_NOT_SUPPORTED;
+                       goto _ERR_DEFAULT_VALUE_INIT;
+               }
+       }
+
+       /* initialize resource manager */
+       ret = _mmcamcorder_resource_manager_init(&hcamcorder->resource_manager, (void *)hcamcorder);
+       if (ret != MM_ERROR_NONE) {
+               _mmcam_dbg_err("failed to initialize resource manager");
+               ret = MM_ERROR_CAMCORDER_INTERNAL;
+               goto _ERR_DEFAULT_VALUE_INIT;
        }
 
+       traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:CREATE:INIT_GSTREAMER");
+
        ret = __mmcamcorder_gstreamer_init(hcamcorder->conf_main);
+
+       traceEnd(TTRACE_TAG_CAMERA);
+
        if (!ret) {
                _mmcam_dbg_err( "Failed to initialize gstreamer!!" );
                ret = MM_ERROR_CAMCORDER_NOT_INITIALIZED;
-               goto _ERR_AFTER_ASM_REGISTER;
+               goto _ERR_DEFAULT_VALUE_INIT;
        }
 
        /* Make some attributes as read-only type */
@@ -368,33 +498,74 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
 
        return MM_ERROR_NONE;
 
-_ERR_AFTER_ASM_REGISTER:
-
 _ERR_DEFAULT_VALUE_INIT:
+       /* de-initialize resource manager */
+       _mmcamcorder_resource_manager_deinit(&hcamcorder->resource_manager);
+
+       /* unregister sound focus */
+       if (hcamcorder->sound_focus_register && hcamcorder->sound_focus_id > 0) {
+               if (MM_ERROR_NONE != mm_sound_unregister_focus(hcamcorder->sound_focus_id)) {
+                       _mmcam_dbg_err("mm_sound_unregister_focus[id %d] failed", hcamcorder->sound_focus_id);
+               } else {
+                       _mmcam_dbg_log("mm_sound_unregister_focus[id %d] done", hcamcorder->sound_focus_id);
+               }
+       } else {
+               _mmcam_dbg_warn("no need to unregister sound focus[%d, id %d]",
+                              hcamcorder->sound_focus_register, hcamcorder->sound_focus_id);
+       }
+
+       /* release DPM related handle */
+       if (hcamcorder->dpm_context) {
+               _mmcam_dbg_log("release DPM context %p, camera changed cb id %d",
+                       hcamcorder->dpm_context, hcamcorder->dpm_camera_cb_id);
+
+               /* remove camera policy changed callback */
+               if (hcamcorder->dpm_camera_cb_id > 0) {
+                       dpm_context_remove_policy_changed_cb(hcamcorder->dpm_context, hcamcorder->dpm_camera_cb_id);
+                       hcamcorder->dpm_camera_cb_id = 0;
+               } else {
+                       _mmcam_dbg_warn("invalid dpm camera cb id %d", hcamcorder->dpm_camera_cb_id);
+               }
+
+               if (hcamcorder->dpm_policy) {
+                       dpm_context_release_restriction_policy(hcamcorder->dpm_context, hcamcorder->dpm_policy);
+                       hcamcorder->dpm_policy = NULL;
+               }
+
+               dpm_context_destroy(hcamcorder->dpm_context);
+               hcamcorder->dpm_context = NULL;
+       }
+
+       /* Remove attributes */
+       if (hcamcorder->attributes) {
+               _mmcamcorder_dealloc_attribute((MMHandleType)hcamcorder, hcamcorder->attributes);
+               hcamcorder->attributes = 0;
+       }
+
        /* Release lock, cond */
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).cmd_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).asm_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).gst_state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).gst_encode_state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).message_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).vcapture_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).vstream_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).astream_cb_lock));
-
-       pthread_mutex_destroy(&(hcamcorder->sound_lock));
-       pthread_cond_destroy(&(hcamcorder->sound_cond));
-       pthread_mutex_destroy(&(hcamcorder->snd_info.open_mutex));
-       pthread_cond_destroy(&(hcamcorder->snd_info.open_cond));
-       pthread_mutex_destroy(&(hcamcorder->restart_preview_lock));
+       g_mutex_clear(&(hcamcorder->mtsafe).lock);
+       g_cond_clear(&(hcamcorder->mtsafe).cond);
+       g_mutex_clear(&(hcamcorder->mtsafe).cmd_lock);
+       g_cond_clear(&(hcamcorder->mtsafe).cmd_cond);
+       g_mutex_clear(&(hcamcorder->mtsafe).asm_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).gst_state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).gst_encode_state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).message_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).vcapture_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).vstream_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).astream_cb_lock);
+
+       g_mutex_clear(&hcamcorder->snd_info.open_mutex);
+       g_cond_clear(&hcamcorder->snd_info.open_cond);
+       g_mutex_clear(&hcamcorder->restart_preview_lock);
 
        if (hcamcorder->conf_ctrl) {
-               _mmcamcorder_conf_release_info(handle, &hcamcorder->conf_ctrl);
+               _mmcamcorder_conf_release_info((MMHandleType)hcamcorder, &hcamcorder->conf_ctrl);
        }
 
        if (hcamcorder->conf_main) {
-               _mmcamcorder_conf_release_info(handle, &hcamcorder->conf_main);
+               _mmcamcorder_conf_release_info((MMHandleType)hcamcorder, &hcamcorder->conf_main);
        }
 
        if (hcamcorder->model_name) {
@@ -407,6 +578,18 @@ _ERR_DEFAULT_VALUE_INIT:
                hcamcorder->software_version = NULL;
        }
 
+       if (hcamcorder->task_thread) {
+               g_mutex_lock(&hcamcorder->task_thread_lock);
+               _mmcam_dbg_log("send signal for task thread exit");
+               hcamcorder->task_thread_state = _MMCAMCORDER_TASK_THREAD_STATE_EXIT;
+               g_cond_signal(&hcamcorder->task_thread_cond);
+               g_mutex_unlock(&hcamcorder->task_thread_lock);
+               g_thread_join(hcamcorder->task_thread);
+               hcamcorder->task_thread = NULL;
+       }
+       g_mutex_clear(&hcamcorder->task_thread_lock);
+       g_cond_clear(&hcamcorder->task_thread_cond);
+
        /* Release handle */
        memset(hcamcorder, 0x00, sizeof(mmf_camcorder_t));
        free(hcamcorder);
@@ -445,33 +628,14 @@ int _mmcamcorder_destroy(MMHandleType handle)
        }
 
        /* set exit state for sound thread */
-       pthread_mutex_lock(&(hcamcorder->task_thread_lock));
+       g_mutex_lock(&hcamcorder->task_thread_lock);
        _mmcam_dbg_log("send signal for task thread exit");
        hcamcorder->task_thread_state = _MMCAMCORDER_TASK_THREAD_STATE_EXIT;
-       pthread_cond_signal(&(hcamcorder->task_thread_cond));
-       pthread_mutex_unlock(&(hcamcorder->task_thread_lock));
-
-       pthread_mutex_lock(&(hcamcorder->sound_lock));
-       while (hcamcorder->capture_sound_count > 0) {
-               struct timespec timeout;
-               struct timeval tv;
-
-               gettimeofday(&tv, NULL);
-               timeout.tv_sec = tv.tv_sec + __MMCAMCORDER_SOUND_WAIT_TIMEOUT;
-               timeout.tv_nsec = tv.tv_usec * 1000;
+       g_cond_signal(&hcamcorder->task_thread_cond);
+       g_mutex_unlock(&hcamcorder->task_thread_lock);
 
-               _mmcam_dbg_warn("capture_sound_count[%d] is not zero. wait signal...",
-                               hcamcorder->capture_sound_count);
-
-               if (!pthread_cond_timedwait(&(hcamcorder->sound_cond), &(hcamcorder->sound_lock), &timeout)) {
-                       _mmcam_dbg_warn("signal received. check again...");
-               } else {
-                       hcamcorder->capture_sound_count = 0;
-                       _mmcam_dbg_err("capture sound completion wait time out");
-                       break;
-               }
-       }
-       pthread_mutex_unlock(&(hcamcorder->sound_lock));
+       /* wait for completion of sound play */
+       _mmcamcorder_sound_solo_play_wait(handle);
 
        /* Release SubContext and pipeline */
        if (hcamcorder->sub_context) {
@@ -483,6 +647,12 @@ int _mmcamcorder_destroy(MMHandleType handle)
                hcamcorder->sub_context = NULL;
        }
 
+       /* de-initialize resource manager */
+       ret = _mmcamcorder_resource_manager_deinit(&hcamcorder->resource_manager);
+       if (ret != MM_ERROR_NONE) {
+               _mmcam_dbg_err("failed to de-initialize resource manager 0x%x", ret);
+       }
+
        /* Remove idle function which is not called yet */
        if (hcamcorder->setting_event_id) {
                _mmcam_dbg_log("Remove remaining idle function");
@@ -512,7 +682,21 @@ int _mmcamcorder_destroy(MMHandleType handle)
        }
 
        /* Remove messages which are not called yet */
-       _mmcamcroder_remove_message_all(handle);
+       _mmcamcorder_remove_message_all(handle);
+
+       /* unregister sound focus */
+       if (hcamcorder->sound_focus_register && hcamcorder->sound_focus_id > 0) {
+               if (mm_sound_unregister_focus(hcamcorder->sound_focus_id) != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("mm_sound_unregister_focus[id %d] failed",
+                                      hcamcorder->sound_focus_id);
+               } else {
+                       _mmcam_dbg_log("mm_sound_unregister_focus[id %d] done",
+                                      hcamcorder->sound_focus_id);
+               }
+       } else {
+               _mmcam_dbg_log("no need to unregister sound focus.[%d, id %d]",
+                              hcamcorder->sound_focus_register, hcamcorder->sound_focus_id);
+       }
 
        /* release model_name */
        if (hcamcorder->model_name) {
@@ -525,31 +709,54 @@ int _mmcamcorder_destroy(MMHandleType handle)
                hcamcorder->software_version = NULL;
        }
 
+       /* release DPM related handle */
+       if (hcamcorder->dpm_context) {
+               _mmcam_dbg_log("release DPM context %p, camera changed cb id %d",
+                       hcamcorder->dpm_context, hcamcorder->dpm_camera_cb_id);
+
+               /* remove camera policy changed callback */
+               if (hcamcorder->dpm_camera_cb_id > 0) {
+                       dpm_context_remove_policy_changed_cb(hcamcorder->dpm_context, hcamcorder->dpm_camera_cb_id);
+                       hcamcorder->dpm_camera_cb_id = 0;
+               } else {
+                       _mmcam_dbg_warn("invalid dpm camera cb id %d", hcamcorder->dpm_camera_cb_id);
+               }
+
+               if (hcamcorder->dpm_policy) {
+                       dpm_context_release_restriction_policy(hcamcorder->dpm_context, hcamcorder->dpm_policy);
+                       hcamcorder->dpm_policy = NULL;
+               }
+
+               dpm_context_destroy(hcamcorder->dpm_context);
+               hcamcorder->dpm_context = NULL;
+       }
+
        /* join task thread */
        _mmcam_dbg_log("task thread join");
-       pthread_join(hcamcorder->task_thread, NULL);
+       g_thread_join(hcamcorder->task_thread);
+       hcamcorder->task_thread = NULL;
 
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        /* Release lock, cond */
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).cmd_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).asm_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).gst_state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).gst_encode_state_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).message_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).vcapture_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).vstream_cb_lock));
-       pthread_mutex_destroy(&((hcamcorder->mtsafe).astream_cb_lock));
-
-       pthread_mutex_destroy(&(hcamcorder->sound_lock));
-       pthread_cond_destroy(&(hcamcorder->sound_cond));
-       pthread_mutex_destroy(&(hcamcorder->snd_info.open_mutex));
-       pthread_cond_destroy(&(hcamcorder->snd_info.open_cond));
-       pthread_mutex_destroy(&(hcamcorder->restart_preview_lock));
-       pthread_mutex_destroy(&(hcamcorder->task_thread_lock));
-       pthread_cond_destroy(&(hcamcorder->task_thread_cond));
+       g_mutex_clear(&(hcamcorder->mtsafe).lock);
+       g_cond_clear(&(hcamcorder->mtsafe).cond);
+       g_mutex_clear(&(hcamcorder->mtsafe).cmd_lock);
+       g_cond_clear(&(hcamcorder->mtsafe).cmd_cond);
+       g_mutex_clear(&(hcamcorder->mtsafe).asm_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).gst_state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).gst_encode_state_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).message_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).vcapture_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).vstream_cb_lock);
+       g_mutex_clear(&(hcamcorder->mtsafe).astream_cb_lock);
+
+       g_mutex_clear(&hcamcorder->snd_info.open_mutex);
+       g_cond_clear(&hcamcorder->snd_info.open_cond);
+       g_mutex_clear(&hcamcorder->restart_preview_lock);
+       g_mutex_clear(&hcamcorder->task_thread_lock);
+       g_cond_clear(&hcamcorder->task_thread_cond);
 
        /* Release handle */
        memset(hcamcorder, 0x00, sizeof(mmf_camcorder_t));
@@ -574,17 +781,22 @@ _ERR_CAMCORDER_CMD_PRECON:
 int _mmcamcorder_realize(MMHandleType handle)
 {
        int ret = MM_ERROR_NONE;
+       int ret_sound = MM_ERROR_NONE;
+       int ret_resource = MM_ERROR_NONE;
        int state = MM_CAMCORDER_STATE_NONE;
        int state_FROM = MM_CAMCORDER_STATE_NULL;
        int state_TO = MM_CAMCORDER_STATE_READY;
-       int display_surface_type = MM_DISPLAY_SURFACE_X;
+       int display_surface_type = MM_DISPLAY_SURFACE_OVERLAY;
+       int pid_for_sound_focus = 0;
        double motion_rate = _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE;
        char *videosink_element_type = NULL;
        const char *videosink_name = NULL;
+       char *socket_path = NULL;
+       int socket_path_len;
 
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        if (!hcamcorder) {
                _mmcam_dbg_err("Not initialized");
@@ -612,28 +824,73 @@ int _mmcamcorder_realize(MMHandleType handle)
        /* Get profile mode */
        _mmcam_dbg_log("Profile mode [%d]", hcamcorder->type);
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
+       mm_camcorder_get_attributes(handle, NULL,
+               MMCAM_DISPLAY_SURFACE, &display_surface_type,
+               MMCAM_CAMERA_RECORDING_MOTION_RATE, &motion_rate,
+               NULL);
+
+       /* sound focus */
+       if (hcamcorder->sound_focus_register) {
+               mm_camcorder_get_attributes(handle, NULL,
+                                           MMCAM_PID_FOR_SOUND_FOCUS, &pid_for_sound_focus,
+                                           NULL);
+
+               if (pid_for_sound_focus == 0) {
+                       pid_for_sound_focus = getpid();
+                       _mmcam_dbg_warn("pid for sound focus is not set, use my pid %d", pid_for_sound_focus);
+               }
+
+               /* acquire sound focus or set sound focus watch callback */
+               hcamcorder->acquired_focus = 0;
+               hcamcorder->sound_focus_watch_id = 0;
+
+               /* check session flags */
+               if (hcamcorder->session_flags & MM_SESSION_OPTION_PAUSE_OTHERS) {
+                       /* acquire sound focus */
+                       _mmcam_dbg_log("PAUSE_OTHERS - acquire sound focus");
 
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_OPEN);
+                       ret_sound = mm_sound_acquire_focus(0, FOCUS_FOR_BOTH, NULL);
+                       if (ret_sound != MM_ERROR_NONE) {
+                               _mmcam_dbg_err("mm_sound_acquire_focus failed [0x%x]", ret_sound);
 
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_OPEN);
+                               /* TODO: MM_ERROR_POLICY_BLOCKED_BY_CALL, MM_ERROR_POLICY_BLOCKED_BY_ALARM*/
+                               ret = MM_ERROR_POLICY_BLOCKED;
+                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                       }
+
+                       hcamcorder->acquired_focus = FOCUS_FOR_BOTH;
+               } else if (hcamcorder->session_flags & MM_SESSION_OPTION_UNINTERRUPTIBLE) {
+                       /* do nothing */
+                       _mmcam_dbg_log("SESSION_UNINTERRUPTIBLE - do nothing for sound focus");
+               } else {
+                       /* set sound focus watch callback */
+                       _mmcam_dbg_log("ETC - set sound focus watch callback - pid %d", pid_for_sound_focus);
+
+                       ret_sound = mm_sound_set_focus_watch_callback_for_session(pid_for_sound_focus,
+                                                                                 FOCUS_FOR_BOTH,
+                                                                                 (mm_sound_focus_changed_watch_cb)_mmcamcorder_sound_focus_watch_cb,
+                                                                                 hcamcorder,
+                                                                                 &hcamcorder->sound_focus_watch_id);
+                       if (ret_sound != MM_ERROR_NONE) {
+                               _mmcam_dbg_err("mm_sound_set_focus_watch_callback failed [0x%x]", ret_sound);
+
+                               /* TODO: MM_ERROR_POLICY_BLOCKED_BY_CALL, MM_ERROR_POLICY_BLOCKED_BY_ALARM*/
+                               ret = MM_ERROR_POLICY_BLOCKED;
+                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                       }
+
+                       _mmcam_dbg_log("sound focus watch cb id %d", hcamcorder->sound_focus_watch_id);
+               }
+       } else {
+               _mmcam_dbg_log("no need to register sound focus");
        }
 
-       mm_camcorder_get_attributes(handle, NULL,
-                                   MMCAM_DISPLAY_SURFACE, &display_surface_type,
-                                   MMCAM_CAMERA_RECORDING_MOTION_RATE, &motion_rate,
-                                   NULL);
 
        /* alloc sub context */
        hcamcorder->sub_context = _mmcamcorder_alloc_subcontext(hcamcorder->type);
        if(!hcamcorder->sub_context) {
                ret = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
-               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               goto _ERR_CAMCORDER_CMD;
        }
 
        /* Set basic configure information */
@@ -657,8 +914,8 @@ int _mmcamcorder_realize(MMHandleType handle)
        }
 
        switch (display_surface_type) {
-       case MM_DISPLAY_SURFACE_X:
-               videosink_element_type = strdup("VideosinkElementX");
+       case MM_DISPLAY_SURFACE_OVERLAY:
+               videosink_element_type = strdup("VideosinkElementOverlay");
                break;
        case MM_DISPLAY_SURFACE_EVAS:
                videosink_element_type = strdup("VideosinkElementEvas");
@@ -669,8 +926,18 @@ int _mmcamcorder_realize(MMHandleType handle)
        case MM_DISPLAY_SURFACE_NULL:
                videosink_element_type = strdup("VideosinkElementNull");
                break;
+       case MM_DISPLAY_SURFACE_REMOTE:
+               mm_camcorder_get_attributes(handle, NULL,
+                       MMCAM_DISPLAY_SOCKET_PATH, &socket_path, &socket_path_len,
+                       NULL);
+               if (socket_path == NULL) {
+                       _mmcam_dbg_warn("REMOTE surface, but socket path is NULL -> to NullSink");
+                       videosink_element_type = strdup("VideosinkElementNull");
+               } else
+                       videosink_element_type = strdup("VideosinkElementRemote");
+               break;
        default:
-               videosink_element_type = strdup("VideosinkElementX");
+               videosink_element_type = strdup("VideosinkElementOverlay");
                break;
        }
 
@@ -707,19 +974,73 @@ int _mmcamcorder_realize(MMHandleType handle)
                                        &(hcamcorder->sub_context->SensorEncodedCapture));
        _mmcam_dbg_log("Support sensor encoded capture : %d", hcamcorder->sub_context->SensorEncodedCapture);
 
+       if (hcamcorder->type == MM_CAMCORDER_MODE_VIDEO_CAPTURE) {
+               int dpm_camera_state = DPM_ALLOWED;
+
+               /* check camera policy from DPM */
+               if (hcamcorder->dpm_policy) {
+                       if (dpm_restriction_get_camera_state(hcamcorder->dpm_policy, &dpm_camera_state) == DPM_ERROR_NONE) {
+                               _mmcam_dbg_log("DPM camera state %d", dpm_camera_state);
+                               if (dpm_camera_state == DPM_DISALLOWED) {
+                                       _mmcam_dbg_err("CAMERA DISALLOWED by DPM");
+                                       ret = MM_ERROR_COMMON_INVALID_PERMISSION;
+                                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                               }
+                       } else {
+                               _mmcam_dbg_err("get DPM camera state failed, keep going...");
+                       }
+               } else {
+                       _mmcam_dbg_warn("NULL dpm_policy");
+               }
+
+               /* prepare resource manager for camera */
+               ret = _mmcamcorder_resource_manager_prepare(&hcamcorder->resource_manager, MM_CAMCORDER_RESOURCE_TYPE_CAMERA);
+               if (ret != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("could not prepare for camera resource");
+                       ret = MM_ERROR_CAMCORDER_INTERNAL;
+                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               }
+
+               /* prepare resource manager for "video_overlay only if display surface is X" */
+               mm_camcorder_get_attributes(handle, NULL,
+                       MMCAM_DISPLAY_SURFACE, &display_surface_type,
+                       NULL);
+
+               if (display_surface_type == MM_DISPLAY_SURFACE_OVERLAY) {
+                       ret = _mmcamcorder_resource_manager_prepare(&hcamcorder->resource_manager, MM_CAMCORDER_RESOURCE_TYPE_VIDEO_OVERLAY);
+                       if(ret != MM_ERROR_NONE) {
+                               _mmcam_dbg_err("could not prepare for video overlay resource");
+                               ret = MM_ERROR_CAMCORDER_INTERNAL;
+                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                       }
+               }
+
+               /* acquire resources */
+               if (hcamcorder->resource_manager.rset && _mmcamcorder_resource_manager_acquire(&hcamcorder->resource_manager)) {
+                       _mmcam_dbg_err("could not acquire resources");
+                       _mmcamcorder_resource_manager_unprepare(&hcamcorder->resource_manager);
+                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               }
+       }
+
        /* create pipeline */
+       traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:REALIZE:CREATE_PIPELINE");
+
        ret = _mmcamcorder_create_pipeline(handle, hcamcorder->type);
+
+       traceEnd(TTRACE_TAG_CAMERA);
+
        if (ret != MM_ERROR_NONE) {
                /* check internal error of gstreamer */
-               if (hcamcorder->sub_context->error_code != MM_ERROR_NONE) {
-                       ret = hcamcorder->sub_context->error_code;
+               if (hcamcorder->error_code != MM_ERROR_NONE) {
+                       ret = hcamcorder->error_code;
                        _mmcam_dbg_log("gstreamer error is occurred. return it %x", ret);
                }
 
                /* release sub context */
                _mmcamcorder_dealloc_subcontext(hcamcorder->sub_context);
                hcamcorder->sub_context = NULL;
-               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               goto _ERR_CAMCORDER_CMD;
        }
 
        /* set command function */
@@ -728,7 +1049,7 @@ int _mmcamcorder_realize(MMHandleType handle)
                _mmcamcorder_destroy_pipeline(handle, hcamcorder->type);
                _mmcamcorder_dealloc_subcontext(hcamcorder->sub_context);
                hcamcorder->sub_context = NULL;
-               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               goto _ERR_CAMCORDER_CMD;
        }
 
        _mmcamcorder_set_state(handle, state_TO);
@@ -737,25 +1058,51 @@ int _mmcamcorder_realize(MMHandleType handle)
 
        return MM_ERROR_NONE;
 
+_ERR_CAMCORDER_CMD:
+       /* release hw resources */
+       if (hcamcorder->type == MM_CAMCORDER_MODE_VIDEO_CAPTURE) {
+               ret_resource = _mmcamcorder_resource_manager_release(&hcamcorder->resource_manager);
+               if (ret_resource == MM_ERROR_RESOURCE_INVALID_STATE) {
+                       _mmcam_dbg_warn("it could be in the middle of resource callback or there's no acquired resource");
+               }
+               else if (ret_resource != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("failed to release resource, ret_resource(0x%x)", ret_resource);
+               }
+               ret_resource = _mmcamcorder_resource_manager_unprepare(&hcamcorder->resource_manager);
+               if (ret_resource != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("failed to unprepare resource manager, ret_resource(0x%x)", ret_resource);
+               }
+       }
+
 _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK:
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
+       if (hcamcorder->sound_focus_register) {
+               if (hcamcorder->sound_focus_watch_id > 0) {
+                       if (mm_sound_unset_focus_watch_callback(hcamcorder->sound_focus_watch_id) != MM_ERROR_NONE) {
+                               _mmcam_dbg_warn("mm_sound_unset_focus_watch_callback[id %d] failed",
+                                               hcamcorder->sound_focus_watch_id);
+                       } else {
+                               _mmcam_dbg_warn("mm_sound_unset_focus_watch_callback[id %d] done",
+                                               hcamcorder->sound_focus_watch_id);
+                       }
+               }
+
+               if (hcamcorder->acquired_focus > 0) {
+                               if (mm_sound_release_focus(0, hcamcorder->acquired_focus, NULL) != MM_ERROR_NONE) {
+                                       _mmcam_dbg_err("mm_sound_release_focus[focus %d] failed",
+                                                      hcamcorder->acquired_focus);
+                               } else {
+                                       _mmcam_dbg_err("mm_sound_release_focus[focus %d] done",
+                                                      hcamcorder->acquired_focus);
+                               }
+               }
+       }
+
 _ERR_CAMCORDER_CMD_PRECON:
        _mmcam_dbg_err("Realize fail (type %d, state %d, ret %x)",
                       hcamcorder->type, state, ret);
 
-       /* rollback camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_NULL);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_NULL);
-       }
-
        return ret;
 }
 
@@ -799,25 +1146,63 @@ int _mmcamcorder_unrealize(MMHandleType handle)
                hcamcorder->sub_context = NULL;
        }
 
-       /* Deinitialize main context member */
+       if (hcamcorder->type == MM_CAMCORDER_MODE_VIDEO_CAPTURE) {
+               /* release resource */
+               ret = _mmcamcorder_resource_manager_release(&hcamcorder->resource_manager);
+               if (ret == MM_ERROR_RESOURCE_INVALID_STATE) {
+                       _mmcam_dbg_warn("it could be in the middle of resource callback or there's no acquired resource");
+                       ret = MM_ERROR_NONE;
+               } else if (ret != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("failed to release resource, ret(0x%x)", ret);
+                       ret = MM_ERROR_CAMCORDER_INTERNAL;
+                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               }
+               ret = _mmcamcorder_resource_manager_unprepare(&hcamcorder->resource_manager);
+               if (ret != MM_ERROR_NONE) {
+                       _mmcam_dbg_err("failed to unprepare resource manager, ret(0x%x)", ret);
+               }
+       }
 
+       /* Deinitialize main context member */
        hcamcorder->command = NULL;
 
-       /* check who calls unrealize. it's no need to set ASM state if caller is ASM */
-       if (hcamcorder->state_change_by_system != _MMCAMCORDER_STATE_CHANGE_BY_ASM) {
-               /* TODO */
-       }
+       _mmcam_dbg_log("focus register %d, session flag 0x%x, state_change_by_system %d",
+                      hcamcorder->sound_focus_register, hcamcorder->session_flags, hcamcorder->state_change_by_system);
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
+       /* release sound focus or unset sound focus watch callback */
+       if (hcamcorder->sound_focus_register) {
+               int ret_sound = MM_ERROR_NONE;
 
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_NULL);
+               _mmcam_dbg_log("state_change_by_system %d, session flag 0x%x, acquired_focus %d, sound_focus_id %d, sound_focus_watch_id %d",
+                              hcamcorder->state_change_by_system, hcamcorder->session_flags, hcamcorder->acquired_focus,
+                              hcamcorder->sound_focus_id, hcamcorder->sound_focus_watch_id);
+
+               if (hcamcorder->state_change_by_system != _MMCAMCORDER_STATE_CHANGE_BY_ASM &&
+                   hcamcorder->sound_focus_watch_id > 0) {
+                       ret_sound = mm_sound_unset_focus_watch_callback(hcamcorder->sound_focus_watch_id);
+                       if (ret_sound != MM_ERROR_NONE) {
+                               _mmcam_dbg_warn("mm_sound_unset_focus_watch_callback failed [0x%x]",
+                                               ret_sound);
+                       } else {
+                               _mmcam_dbg_warn("mm_sound_unset_focus_watch_callback done");
+                       }
+               } else {
+                       _mmcam_dbg_warn("no need to unset watch callback.[state_change_by_system %d, sound_focus_watch_id %d]",
+                                       hcamcorder->state_change_by_system, hcamcorder->sound_focus_watch_id);
+               }
 
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_NULL);
+               if (hcamcorder->acquired_focus > 0) {
+                       ret_sound = mm_sound_release_focus(0, hcamcorder->acquired_focus, NULL);
+                       if (ret_sound != MM_ERROR_NONE) {
+                               _mmcam_dbg_warn("mm_sound_release_focus failed [0x%x]",
+                                               ret_sound);
+                       } else {
+                               _mmcam_dbg_log("mm_sound_release_focus done");
+                       }
+               } else {
+                       _mmcam_dbg_warn("no need to release focus - current acquired focus %d",
+                                       hcamcorder->acquired_focus);
+               }
        }
 
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
@@ -872,18 +1257,31 @@ int _mmcamcorder_start(MMHandleType handle)
        }
 
        /* initialize error code */
-       hcamcorder->sub_context->error_code = MM_ERROR_NONE;
+       hcamcorder->error_code = MM_ERROR_NONE;
 
        /* set attributes related sensor */
        if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
+               /* init for gdbus */
+               hcamcorder->gdbus_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
+               if (hcamcorder->gdbus_conn == NULL) {
+                       _mmcam_dbg_err("failed to get gdbus");
+                       ret = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
+                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+               }
+
+               g_mutex_init(&hcamcorder->gdbus_info_sound.sync_mutex);
+               g_cond_init(&hcamcorder->gdbus_info_sound.sync_cond);
+               g_mutex_init(&hcamcorder->gdbus_info_solo_sound.sync_mutex);
+               g_cond_init(&hcamcorder->gdbus_info_solo_sound.sync_cond);
+
                _mmcamcorder_set_attribute_to_camsensor(handle);
        }
 
        ret = hcamcorder->command((MMHandleType)hcamcorder, _MMCamcorder_CMD_PREVIEW_START);
        if (ret != MM_ERROR_NONE) {
                /* check internal error of gstreamer */
-               if (hcamcorder->sub_context->error_code != MM_ERROR_NONE) {
-                       ret = hcamcorder->sub_context->error_code;
+               if (hcamcorder->error_code != MM_ERROR_NONE) {
+                       ret = hcamcorder->error_code;
                        _mmcam_dbg_log("gstreamer error is occurred. return it %x", ret);
                }
                goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
@@ -891,32 +1289,28 @@ int _mmcamcorder_start(MMHandleType handle)
 
        _mmcamcorder_set_state(handle, state_TO);
 
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* check camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-
-               /* set camera state to vconf key */
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_PREVIEW);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_PREVIEW);
-       }
-
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        return MM_ERROR_NONE;
 
 _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK:
+       if (hcamcorder->gdbus_conn) {
+               g_object_unref(hcamcorder->gdbus_conn);
+               hcamcorder->gdbus_conn = NULL;
+
+               g_mutex_clear(&hcamcorder->gdbus_info_sound.sync_mutex);
+               g_cond_clear(&hcamcorder->gdbus_info_sound.sync_cond);
+               g_mutex_clear(&hcamcorder->gdbus_info_solo_sound.sync_mutex);
+               g_cond_clear(&hcamcorder->gdbus_info_solo_sound.sync_cond);
+       }
+
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
 _ERR_CAMCORDER_CMD_PRECON:
        /* check internal error of gstreamer */
-       if (hcamcorder->sub_context &&
-           hcamcorder->sub_context->error_code != MM_ERROR_NONE) {
-               ret = hcamcorder->sub_context->error_code;
-               hcamcorder->sub_context->error_code = MM_ERROR_NONE;
+       if (hcamcorder->error_code != MM_ERROR_NONE) {
+               ret = hcamcorder->error_code;
+               hcamcorder->error_code = MM_ERROR_NONE;
 
                _mmcam_dbg_log("gstreamer error is occurred. return it %x", ret);
        }
@@ -965,16 +1359,31 @@ int _mmcamcorder_stop(MMHandleType handle)
        _mmcamcorder_set_state(handle, state_TO);
 
        if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* check camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
+               g_mutex_lock(&hcamcorder->gdbus_info_sound.sync_mutex);
+               if (hcamcorder->gdbus_info_sound.subscribe_id > 0) {
+                       _mmcam_dbg_warn("subscribe_id[%u] is remained. remove it.",
+                               hcamcorder->gdbus_info_sound.subscribe_id);
+                       g_dbus_connection_signal_unsubscribe(hcamcorder->gdbus_conn,
+                               hcamcorder->gdbus_info_sound.subscribe_id);
+               }
+               g_mutex_unlock(&hcamcorder->gdbus_info_sound.sync_mutex);
+
+               g_mutex_lock(&hcamcorder->gdbus_info_solo_sound.sync_mutex);
+               if (hcamcorder->gdbus_info_solo_sound.subscribe_id > 0) {
+                       _mmcam_dbg_warn("subscribe_id[%u] is remained. remove it.",
+                               hcamcorder->gdbus_info_solo_sound.subscribe_id);
+                       g_dbus_connection_signal_unsubscribe(hcamcorder->gdbus_conn,
+                               hcamcorder->gdbus_info_solo_sound.subscribe_id);
+               }
+               g_mutex_unlock(&hcamcorder->gdbus_info_solo_sound.sync_mutex);
 
-               /* set camera state to vconf key */
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_OPEN);
+               g_object_unref(hcamcorder->gdbus_conn);
+               hcamcorder->gdbus_conn = NULL;
 
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_OPEN);
+               g_mutex_clear(&hcamcorder->gdbus_info_sound.sync_mutex);
+               g_cond_clear(&hcamcorder->gdbus_info_sound.sync_cond);
+               g_mutex_clear(&hcamcorder->gdbus_info_solo_sound.sync_mutex);
+               g_cond_clear(&hcamcorder->gdbus_info_solo_sound.sync_cond);
        }
 
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
@@ -1034,7 +1443,19 @@ int _mmcamcorder_capture_start(MMHandleType handle)
                        ret = MM_ERROR_CAMCORDER_DEVICE_BUSY;
                        goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
                } else {
-                       hcamcorder->capture_in_recording = TRUE;
+                       g_mutex_lock(&hcamcorder->task_thread_lock);
+                       if (hcamcorder->task_thread_state == _MMCAMCORDER_TASK_THREAD_STATE_NONE) {
+                               hcamcorder->capture_in_recording = TRUE;
+                               hcamcorder->task_thread_state = _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING;
+                               _mmcam_dbg_log("send signal for capture in recording");
+                               g_cond_signal(&hcamcorder->task_thread_cond);
+                               g_mutex_unlock(&hcamcorder->task_thread_lock);
+                       } else {
+                               _mmcam_dbg_err("task thread busy : %d", hcamcorder->task_thread_state);
+                               g_mutex_unlock(&hcamcorder->task_thread_lock);
+                               ret = MM_ERROR_CAMCORDER_INVALID_STATE;
+                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                       }
                }
        }
 
@@ -1131,6 +1552,7 @@ int _mmcamcorder_record(MMHandleType handle)
        int state_FROM1 = MM_CAMCORDER_STATE_PREPARE;
        int state_FROM2 = MM_CAMCORDER_STATE_PAUSED;
        int state_TO = MM_CAMCORDER_STATE_RECORDING;
+       int dpm_mic_state = DPM_ALLOWED;
 
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 
@@ -1156,13 +1578,29 @@ int _mmcamcorder_record(MMHandleType handle)
        }
 
        /* initialize error code */
-       hcamcorder->sub_context->error_code = MM_ERROR_NONE;
+       hcamcorder->error_code = MM_ERROR_NONE;
+
+       /* check mic policy from DPM */
+       if (hcamcorder->dpm_policy) {
+               if (dpm_restriction_get_microphone_state(hcamcorder->dpm_policy, &dpm_mic_state) == DPM_ERROR_NONE) {
+                       _mmcam_dbg_log("DPM mic state %d", dpm_mic_state);
+                       if (dpm_mic_state == DPM_DISALLOWED) {
+                               _mmcam_dbg_err("MIC DISALLOWED by DPM");
+                               ret = MM_ERROR_COMMON_INVALID_PERMISSION;
+                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+                       }
+               } else {
+                       _mmcam_dbg_err("get DPM mic state failed, keep going...");
+               }
+       } else {
+               _mmcam_dbg_warn("NULL dpm_policy");
+       }
 
        ret = hcamcorder->command((MMHandleType)hcamcorder, _MMCamcorder_CMD_RECORD);
        if (ret != MM_ERROR_NONE) {
                /* check internal error of gstreamer */
-               if (hcamcorder->sub_context->error_code != MM_ERROR_NONE) {
-                       ret = hcamcorder->sub_context->error_code;
+               if (hcamcorder->error_code != MM_ERROR_NONE) {
+                       ret = hcamcorder->error_code;
                        _mmcam_dbg_log("gstreamer error is occurred. return it %x", ret);
                }
                goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
@@ -1170,18 +1608,6 @@ int _mmcamcorder_record(MMHandleType handle)
 
        _mmcamcorder_set_state(handle, state_TO);
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_RECORDING);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_RECORDING);
-       }
-
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        return MM_ERROR_NONE;
@@ -1191,10 +1617,9 @@ _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK:
 
 _ERR_CAMCORDER_CMD_PRECON:
        /* check internal error of gstreamer */
-       if (hcamcorder->sub_context &&
-           hcamcorder->sub_context->error_code != MM_ERROR_NONE) {
-               ret = hcamcorder->sub_context->error_code;
-               hcamcorder->sub_context->error_code = MM_ERROR_NONE;
+       if (hcamcorder->error_code != MM_ERROR_NONE) {
+               ret = hcamcorder->error_code;
+               hcamcorder->error_code = MM_ERROR_NONE;
 
                _mmcam_dbg_log("gstreamer error is occurred. return it %x", ret);
        }
@@ -1243,18 +1668,6 @@ int _mmcamcorder_pause(MMHandleType handle)
 
        _mmcamcorder_set_state(handle, state_TO);
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_RECORDING_PAUSE);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_RECORDING_PAUSE);
-       }
-
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        return MM_ERROR_NONE;
@@ -1307,23 +1720,6 @@ int _mmcamcorder_commit(MMHandleType handle)
                goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
        }
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_PREVIEW);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_PREVIEW);
-       }
-
-       /* check who calls unrealize. it's no need to set ASM state if caller is ASM */
-       if (hcamcorder->state_change_by_system != _MMCAMCORDER_STATE_CHANGE_BY_ASM) {
-               /* TODO */
-       }
-
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        _mmcamcorder_set_state(handle,state_TO);
@@ -1380,18 +1776,6 @@ int _mmcamcorder_cancel(MMHandleType handle)
 
        _mmcamcorder_set_state(handle, state_TO);
 
-       /* set camera state to vconf key */
-       if (hcamcorder->type != MM_CAMCORDER_MODE_AUDIO) {
-               int vconf_camera_state = 0;
-
-               /* get current camera state of vconf key */
-               vconf_get_int(VCONFKEY_CAMERA_STATE, &vconf_camera_state);
-               vconf_set_int(VCONFKEY_CAMERA_STATE, VCONFKEY_CAMERA_STATE_PREVIEW);
-
-               _mmcam_dbg_log("VCONFKEY_CAMERA_STATE prev %d -> cur %d",
-                              vconf_camera_state, VCONFKEY_CAMERA_STATE_PREVIEW);
-       }
-
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
        return MM_ERROR_NONE;
@@ -1451,7 +1835,7 @@ int _mmcamcorder_set_video_stream_callback(MMHandleType handle, mm_camcorder_vid
 {
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 
@@ -1576,7 +1960,13 @@ int _mmcamcorder_init_focusing(MMHandleType handle)
                _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
                return MM_ERROR_NONE;
        }
+
        control = GST_CAMERA_CONTROL (sc->element[_MMCAMCORDER_VIDEOSRC_SRC].gst);
+       if (control == NULL) {
+               _mmcam_dbg_err("cast CAMERA_CONTROL failed");
+               _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
+               return MM_ERROR_CAMCORDER_INTERNAL;
+       }
 
        ret = gst_camera_control_stop_auto_focus(control);
        if (!ret) {
@@ -1624,7 +2014,7 @@ int _mmcamcorder_adjust_focus(MMHandleType handle, int direction)
        mmf_return_val_if_fail(handle, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
        mmf_return_val_if_fail(direction, MM_ERROR_CAMCORDER_INVALID_ARGUMENT);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        if (!_MMCAMCORDER_TRYLOCK_CMD(handle)) {
                _mmcam_dbg_err("Another command is running.");
@@ -1692,7 +2082,12 @@ int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction)
                _mmcam_dbg_log("Can't cast Video source into camera control.");
                return MM_ERROR_NONE;
        }
+
        control = GST_CAMERA_CONTROL (sc->element[_MMCAMCORDER_VIDEOSRC_SRC].gst);
+       if (control == NULL) {
+               _mmcam_dbg_err("cast CAMERA_CONTROL failed");
+               return MM_ERROR_CAMCORDER_INTERNAL;
+       }
 
        /* TODO : get max, min level */
        if (max_level - min_level + 1 < _MMFCAMCORDER_FOCUS_TOTAL_LEVEL) {
@@ -1737,7 +2132,7 @@ int _mmcamcorder_adjust_auto_focus(MMHandleType handle)
 
        mmf_return_val_if_fail(handle, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
 
@@ -1745,10 +2140,16 @@ int _mmcamcorder_adjust_auto_focus(MMHandleType handle)
                _mmcam_dbg_log("Can't cast Video source into camera control.");
                return MM_ERROR_NONE;
        }
+
        control = GST_CAMERA_CONTROL (sc->element[_MMCAMCORDER_VIDEOSRC_SRC].gst);
+       if (control) {
+               /* Start AF */
+               ret = gst_camera_control_start_auto_focus(control);
+       } else {
+               _mmcam_dbg_err("cast CAMERA_CONTROL failed");
+               ret = FALSE;
+       }
 
-       /* Start AF */
-       ret = gst_camera_control_start_auto_focus(control);
        if (ret) {
                _mmcam_dbg_log("Auto focusing start success.");
                return MM_ERROR_NONE;
@@ -1768,7 +2169,7 @@ int _mmcamcorder_stop_focusing(MMHandleType handle)
 
        mmf_return_val_if_fail(handle, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
 
@@ -1790,9 +2191,14 @@ int _mmcamcorder_stop_focusing(MMHandleType handle)
                _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
                return MM_ERROR_NONE;
        }
-       control = GST_CAMERA_CONTROL(sc->element[_MMCAMCORDER_VIDEOSRC_SRC].gst);
 
-       ret = gst_camera_control_stop_auto_focus(control);
+       control = GST_CAMERA_CONTROL(sc->element[_MMCAMCORDER_VIDEOSRC_SRC].gst);
+       if (control) {
+               ret = gst_camera_control_stop_auto_focus(control);
+       } else {
+               _mmcam_dbg_err("cast CAMERA_CONTROL failed");
+               ret = FALSE;
+       }
 
        _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
 
@@ -1871,7 +2277,7 @@ __mmcamcorder_gstreamer_init(camera_conf * conf)
        /* release */
        for (i = 0; i < *argc; i++) {
                if (argv[i]) {
-                       free(argv[i]);
+                       g_free(argv[i]);
                        argv[i] = NULL;
                }
        }
@@ -1915,7 +2321,7 @@ int _mmcamcorder_get_state(MMHandleType handle)
        _MMCAMCORDER_LOCK_STATE(handle);
 
        state = hcamcorder->state;
-       _mmcam_dbg_log("state=%d",state);
+       /*_mmcam_dbg_log("state=%d",state);*/
 
        _MMCAMCORDER_UNLOCK_STATE(handle);
 
@@ -1931,7 +2337,7 @@ void _mmcamcorder_set_state(MMHandleType handle, int state)
 
        mmf_return_if_fail(hcamcorder);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        _MMCAMCORDER_LOCK_STATE(handle);
 
@@ -1946,6 +2352,15 @@ void _mmcamcorder_set_state(MMHandleType handle, int state)
                switch (hcamcorder->state_change_by_system) {
                case _MMCAMCORDER_STATE_CHANGE_BY_ASM:
                        msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGED_BY_ASM;
+                       msg.param.state.code = hcamcorder->interrupt_code;
+                       break;
+               case _MMCAMCORDER_STATE_CHANGE_BY_RM:
+                       msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGED_BY_RM;
+                       msg.param.state.code = MM_ERROR_NONE;
+                       break;
+               case _MMCAMCORDER_STATE_CHANGE_BY_DPM:
+                       msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGED_BY_SECURITY;
+                       msg.param.state.code = MM_ERROR_NONE;
                        break;
                case _MMCAMCORDER_STATE_CHANGE_NORMAL:
                default:
@@ -1957,8 +2372,8 @@ void _mmcamcorder_set_state(MMHandleType handle, int state)
                msg.param.state.previous = old_state;
                msg.param.state.current = state;
 
-               _mmcam_dbg_log("_mmcamcroder_send_message : msg : %p, id:%x", &msg, msg.id);
-               _mmcamcroder_send_message(handle, &msg);
+               /*_mmcam_dbg_log("_mmcamcorder_send_message : msg : %p, id:%x", &msg, msg.id);*/
+               _mmcamcorder_send_message(handle, &msg);
        }
 
        _MMCAMCORDER_UNLOCK_STATE(handle);
@@ -1986,7 +2401,7 @@ _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type)
        int i;
        _MMCamcorderSubContext *sc = NULL;
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        /* alloc container */
        sc = (_MMCamcorderSubContext *)malloc(sizeof(_MMCamcorderSubContext));
@@ -2001,32 +2416,29 @@ _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type)
        /* alloc info for each mode */
        switch (type) {
        case MM_CAMCORDER_MODE_AUDIO:
-               sc->info_audio = malloc( sizeof(_MMCamcorderAudioInfo));
+               sc->info_audio = g_malloc0( sizeof(_MMCamcorderAudioInfo));
                if(!sc->info_audio) {
                        _mmcam_dbg_err("Failed to alloc info structure");
                        goto ALLOC_SUBCONTEXT_FAILED;
                }
-               memset(sc->info_audio, 0x00, sizeof(_MMCamcorderAudioInfo));
                break;
        case MM_CAMCORDER_MODE_VIDEO_CAPTURE:
        default:
-               sc->info_image = malloc( sizeof(_MMCamcorderImageInfo));
+               sc->info_image = g_malloc0( sizeof(_MMCamcorderImageInfo));
                if(!sc->info_image) {
                        _mmcam_dbg_err("Failed to alloc info structure");
                        goto ALLOC_SUBCONTEXT_FAILED;
                }
-               memset(sc->info_image, 0x00, sizeof(_MMCamcorderImageInfo));
 
                /* init sound status */
                sc->info_image->sound_status = _SOUND_STATUS_INIT;
 
-               sc->info_video = malloc( sizeof(_MMCamcorderVideoInfo));
+               sc->info_video = g_malloc0( sizeof(_MMCamcorderVideoInfo));
                if(!sc->info_video) {
                        _mmcam_dbg_err("Failed to alloc info structure");
                        goto ALLOC_SUBCONTEXT_FAILED;
                }
-               memset(sc->info_video, 0x00, sizeof(_MMCamcorderVideoInfo));
-               pthread_mutex_init(&(sc->info_video->size_check_lock), NULL);
+               g_mutex_init(&sc->info_video->size_check_lock);
                break;
        }
 
@@ -2053,6 +2465,7 @@ _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type)
                sc->encode_element[i].gst = NULL;
        }
 
+       sc->fourcc = 0x80000000;
        sc->cam_stability_count = 0;
        sc->drop_vframe = 0;
        sc->pass_first_vframe = 0;
@@ -2062,19 +2475,12 @@ _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type)
 
 ALLOC_SUBCONTEXT_FAILED:
        if (sc) {
-               if (sc->info_audio) {
-                       free(sc->info_audio);
-                       sc->info_audio = NULL;
-               }
-               if (sc->info_image) {
-                       free(sc->info_image);
-                       sc->info_image = NULL;
-               }
+               SAFE_G_FREE(sc->info_audio);
+               SAFE_G_FREE(sc->info_image);
                if (sc->info_video) {
-                       pthread_mutex_destroy(&(sc->info_video->size_check_lock));
-                       free(sc->info_video);
-                       sc->info_video = NULL;
+                       g_mutex_clear(&sc->info_video->size_check_lock);
                }
+               SAFE_G_FREE(sc->info_video);
                if (sc->element) {
                        free(sc->element);
                        sc->element = NULL;
@@ -2116,21 +2522,15 @@ void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc)
 
                if (sc->info_video) {
                        _mmcam_dbg_log("release info_video");
-                       if (sc->info_video->filename) {
-                               free(sc->info_video->filename);
-                               sc->info_video->filename = NULL;
-                       }
-                       pthread_mutex_destroy(&(sc->info_video->size_check_lock));
+                       SAFE_G_FREE(sc->info_video->filename);
+                       g_mutex_clear(&sc->info_video->size_check_lock);
                        free(sc->info_video);
                        sc->info_video = NULL;
                }
 
                if (sc->info_audio) {
                        _mmcam_dbg_log("release info_audio");
-                       if (sc->info_audio->filename) {
-                               free(sc->info_audio->filename);
-                               sc->info_audio->filename = NULL;
-                       }
+                       SAFE_G_FREE(sc->info_audio->filename);
                        free(sc->info_audio);
                        sc->info_audio = NULL;
                }
@@ -2147,7 +2547,7 @@ int _mmcamcorder_set_functions(MMHandleType handle, int type)
 {
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 
-       _mmcam_dbg_log("");
+       /*_mmcam_dbg_log("");*/
 
        switch (type) {
        case MM_CAMCORDER_MODE_AUDIO:
@@ -2202,17 +2602,24 @@ gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpoi
        }
        case GST_MESSAGE_ERROR:
        {
-               GError *err;
-               gchar *debug;
-               gst_message_parse_error(message, &err, &debug);
+               GError *err = NULL;
+               gchar *debug = NULL;
 
-               _mmcam_dbg_err ("GSTERR: %s", err->message);
-               _mmcam_dbg_err ("Error Debug: %s", debug);
+               gst_message_parse_error(message, &err, &debug);
 
                __mmcamcorder_handle_gst_error((MMHandleType)hcamcorder, message, err);
 
-               g_error_free (err);
-               g_free (debug);
+               if (err) {
+                       _mmcam_dbg_err("GSTERR: %s", err->message);
+                       g_error_free(err);
+                       err = NULL;
+               }
+
+               if (debug) {
+                       _mmcam_dbg_err("Error Debug: %s", debug);
+                       g_free(debug);
+                       debug = NULL;
+               }
                break;
        }
        case GST_MESSAGE_WARNING:
@@ -2249,7 +2656,7 @@ gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpoi
                        if (sc->element[_MMCAMCORDER_MAIN_PIPE].gst) {
                                pipeline = sc->element[_MMCAMCORDER_MAIN_PIPE].gst;
                                if (message->src == (GstObject*)pipeline) {
-                                       vnewstate = (GValue*)gst_structure_get_value(gst_message_get_structure(message), "new-state");
+                                       vnewstate = gst_structure_get_value(gst_message_get_structure(message), "new-state");
                                        newstate = (GstState)vnewstate->data[0].v_int;
                                        _mmcam_dbg_log("GST_MESSAGE_STATE_CHANGED[%s]",gst_element_state_get_name(newstate));
                                }
@@ -2273,20 +2680,20 @@ gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpoi
        {
                GstClock *pipe_clock = NULL;
                gst_message_parse_new_clock(message, &pipe_clock);
-               _mmcam_dbg_log("GST_MESSAGE_NEW_CLOCK : %s", (pipe_clock ? GST_OBJECT_NAME (pipe_clock) : "NULL"));
+               /*_mmcam_dbg_log("GST_MESSAGE_NEW_CLOCK : %s", (clock ? GST_OBJECT_NAME (clock) : "NULL"));*/
                break;
        }
        case GST_MESSAGE_STRUCTURE_CHANGE:
                _mmcam_dbg_log("GST_MESSAGE_STRUCTURE_CHANGE");
                break;
        case GST_MESSAGE_STREAM_STATUS:
-               _mmcam_dbg_log("GST_MESSAGE_STREAM_STATUS");
+               /*_mmcam_dbg_log("GST_MESSAGE_STREAM_STATUS");*/
                break;
        case GST_MESSAGE_APPLICATION:
                _mmcam_dbg_log("GST_MESSAGE_APPLICATION");
                break;
        case GST_MESSAGE_ELEMENT:
-               _mmcam_dbg_log("GST_MESSAGE_ELEMENT");
+               /*_mmcam_dbg_log("GST_MESSAGE_ELEMENT");*/
                break;
        case GST_MESSAGE_SEGMENT_START:
                _mmcam_dbg_log("GST_MESSAGE_SEGMENT_START");
@@ -2304,7 +2711,7 @@ gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpoi
                _mmcam_dbg_log("GST_MESSAGE_ASYNC_START");
                break;
        case GST_MESSAGE_ASYNC_DONE:
-               _mmcam_dbg_log("GST_MESSAGE_ASYNC_DONE");
+               /*_mmcam_dbg_log("GST_MESSAGE_ASYNC_DONE");*/
                break;
        case GST_MESSAGE_ANY:
                _mmcam_dbg_log("GST_MESSAGE_ANY");
@@ -2360,57 +2767,57 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                        switch (err->code) {
                        case GST_RESOURCE_ERROR_BUSY:
                                _mmcam_dbg_err("Camera device [busy]");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_BUSY;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_BUSY;
                                break;
                        case GST_RESOURCE_ERROR_OPEN_WRITE:
                                _mmcam_dbg_err("Camera device [open failed]");
-                               sc->error_code = MM_ERROR_COMMON_INVALID_PERMISSION;
+                               hcamcorder->error_code = MM_ERROR_COMMON_INVALID_PERMISSION;
                                //sc->error_code = MM_ERROR_CAMCORDER_DEVICE_OPEN; // SECURITY PART REQUEST PRIVILEGE
                                break;
                        case GST_RESOURCE_ERROR_OPEN_READ_WRITE:
                                _mmcam_dbg_err("Camera device [open failed]");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_OPEN;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_OPEN;
                                break;
                        case GST_RESOURCE_ERROR_OPEN_READ:
                                _mmcam_dbg_err("Camera device [register trouble]");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_REG_TROUBLE;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_REG_TROUBLE;
                                break;
                        case GST_RESOURCE_ERROR_NOT_FOUND:
                                _mmcam_dbg_err("Camera device [device not found]");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_NOT_FOUND;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_NOT_FOUND;
                                break;
                        case GST_RESOURCE_ERROR_TOO_LAZY:
                                _mmcam_dbg_err("Camera device [timeout]");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_TIMEOUT;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_TIMEOUT;
                                break;
                        case GST_RESOURCE_ERROR_SETTINGS:
                                _mmcam_dbg_err("Camera device [not supported]");
-                               sc->error_code = MM_ERROR_CAMCORDER_NOT_SUPPORTED;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_NOT_SUPPORTED;
                                break;
                        case GST_RESOURCE_ERROR_FAILED:
                                _mmcam_dbg_err("Camera device [working failed].");
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE_IO;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE_IO;
                                break;
                        default:
                                _mmcam_dbg_err("Camera device [General(%d)]", err->code);
-                               sc->error_code = MM_ERROR_CAMCORDER_DEVICE;
+                               hcamcorder->error_code = MM_ERROR_CAMCORDER_DEVICE;
                                break;
                        }
 
-                       sc->error_occurs = TRUE;
+                       hcamcorder->error_occurs = TRUE;
                }
 
                g_error_free(err);
 
                /* store error code and drop this message if cmd is running */
-               if (sc->error_code != MM_ERROR_NONE) {
+               if (hcamcorder->error_code != MM_ERROR_NONE) {
                        _MMCamcorderMsgItem msg;
 
                        /* post error to application */
-                       sc->error_occurs = TRUE;
+                       hcamcorder->error_occurs = TRUE;
                        msg.id = MM_MESSAGE_CAMCORDER_ERROR;
-                       msg.param.code = sc->error_code;
-                       _mmcamcroder_send_message((MMHandleType)hcamcorder, &msg);
+                       msg.param.code = hcamcorder->error_code;
+                       _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 
                        goto DROP_MESSAGE;
                }
@@ -2426,7 +2833,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
 
                        msg.id = MM_MESSAGE_CAMCORDER_FOCUS_CHANGED;
                        msg.param.code = focus_state;
-                       _mmcamcroder_send_message((MMHandleType)hcamcorder, &msg);
+                       _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 
                        goto DROP_MESSAGE;
                } else if (gst_structure_has_name(gst_message_get_structure(message), "camerasrc-HDR")) {
@@ -2439,7 +2846,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
 
                                msg.id = MM_MESSAGE_CAMCORDER_HDR_PROGRESS;
                                msg.param.code = progress;
-                               _mmcamcroder_send_message((MMHandleType)hcamcorder, &msg);
+                               _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
                        }
 
                        goto DROP_MESSAGE;
@@ -2458,13 +2865,10 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                                goto DROP_MESSAGE;
                        }
 
-                       cam_fd_info = (MMCamFaceDetectInfo *)malloc(sizeof(MMCamFaceDetectInfo));
+                       cam_fd_info = (MMCamFaceDetectInfo *)g_malloc(sizeof(MMCamFaceDetectInfo));
                        if (cam_fd_info == NULL) {
                                _mmcam_dbg_warn("cam_fd_info alloc failed");
-
-                               free(fd_info);
-                               fd_info = NULL;
-
+                               SAFE_FREE(fd_info);
                                goto DROP_MESSAGE;
                        }
 
@@ -2472,7 +2876,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                        cam_fd_info->num_of_faces = fd_info->num_of_faces;
 
                        if (cam_fd_info->num_of_faces > 0) {
-                               cam_fd_info->face_info = (MMCamFaceInfo *)malloc(sizeof(MMCamFaceInfo) * cam_fd_info->num_of_faces);
+                               cam_fd_info->face_info = (MMCamFaceInfo *)g_malloc(sizeof(MMCamFaceInfo) * cam_fd_info->num_of_faces);
                                if (cam_fd_info->face_info) {
                                        /* set information of each face */
                                        for (i = 0 ; i < fd_info->num_of_faces ; i++) {
@@ -2496,8 +2900,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                                        _mmcam_dbg_warn("MMCamFaceInfo alloc failed");
 
                                        /* free allocated memory that is not sent */
-                                       free(cam_fd_info);
-                                       cam_fd_info = NULL;
+                                       SAFE_G_FREE(cam_fd_info);
                                }
                        } else {
                                cam_fd_info->face_info = NULL;
@@ -2510,7 +2913,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                                msg.param.size = sizeof(MMCamFaceDetectInfo);
                                msg.param.code = 0;
 
-                               _mmcamcroder_send_message((MMHandleType)hcamcorder, &msg);
+                               _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
                        }
 
                        /* free fd_info allocated by plugin */
@@ -2525,7 +2928,7 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
                                sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
                                if (sc && sc->info_image) {
                                        /* play capture sound */
-                                       _mmcamcorder_sound_solo_play((MMHandleType)hcamcorder, _MMCAMCORDER_FILEPATH_CAPTURE_SND, FALSE);
+                                       _mmcamcorder_sound_solo_play((MMHandleType)hcamcorder, _MMCAMCORDER_SAMPLE_SOUND_NAME_CAPTURE01, FALSE);
                                }
                        }
 
@@ -2534,7 +2937,6 @@ GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage
        }
 
        return GST_BUS_PASS;
-
 DROP_MESSAGE:
        gst_message_unref(message);
        message = NULL;
@@ -2543,6 +2945,257 @@ DROP_MESSAGE:
 }
 
 
+GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data)
+{
+       GstElement *element = NULL;
+       GError *err = NULL;
+       gchar *debug_info = NULL;
+
+       mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(data);
+       _MMCamcorderSubContext *sc = NULL;
+
+       mmf_return_val_if_fail(hcamcorder, GST_BUS_PASS);
+       mmf_return_val_if_fail(message, GST_BUS_PASS);
+
+       sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
+       mmf_return_val_if_fail(sc, GST_BUS_PASS);
+
+       if (GST_MESSAGE_TYPE(message) == GST_MESSAGE_ERROR) {
+               /* parse error message */
+               gst_message_parse_error(message, &err, &debug_info);
+
+               if (debug_info) {
+                       _mmcam_dbg_err("GST ERROR : %s", debug_info);
+                       g_free(debug_info);
+                       debug_info = NULL;
+               }
+
+               if (!err) {
+                       _mmcam_dbg_warn("failed to parse error message");
+                       return GST_BUS_PASS;
+               }
+
+               /* set videosrc element to compare */
+               element = GST_ELEMENT_CAST(sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst);
+
+               /* check domain[RESOURCE] and element[VIDEOSRC] */
+               if (err->domain == GST_RESOURCE_ERROR &&
+                   GST_ELEMENT_CAST(message->src) == element) {
+                       _MMCamcorderMsgItem msg;
+
+                       switch (err->code) {
+                       case GST_RESOURCE_ERROR_OPEN_READ_WRITE:
+                       case GST_RESOURCE_ERROR_OPEN_WRITE:
+                               _mmcam_dbg_err("audio device [open failed]");
+
+                               /* post error to application */
+                               hcamcorder->error_occurs = TRUE;
+                               hcamcorder->error_code = MM_ERROR_COMMON_INVALID_PERMISSION;
+
+                               msg.id = MM_MESSAGE_CAMCORDER_ERROR;
+                               msg.param.code = hcamcorder->error_code;
+
+                               _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
+
+                               _mmcam_dbg_err(" error : sc->error_occurs %d", hcamcorder->error_occurs);
+
+                               g_error_free(err);
+                               gst_message_unref(message);
+                               message = NULL;
+
+                               return GST_BUS_DROP;
+                       default:
+                               break;
+                       }
+               }
+
+               g_error_free(err);
+       }
+
+       return GST_BUS_PASS;
+}
+
+
+void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
+                                 mm_sound_focus_state_e focus_state, const char *reason_for_change,
+                                 const char *additional_info, void *user_data)
+{
+       mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(user_data);
+       int current_state = MM_CAMCORDER_STATE_NONE;
+
+       mmf_return_if_fail((MMHandleType)hcamcorder);
+
+       current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+       if (current_state <= MM_CAMCORDER_STATE_NONE ||
+           current_state >= MM_CAMCORDER_STATE_NUM) {
+               _mmcam_dbg_err("Abnormal state. Or null handle. (%p, %d)", hcamcorder, current_state);
+               return;
+       }
+
+       _mmcam_dbg_log("sound focus callback : focus state %d, reason %s",
+                      focus_state, reason_for_change ? reason_for_change : "N/A");
+
+       if (hcamcorder->session_flags & MM_SESSION_OPTION_UNINTERRUPTIBLE) {
+               _mmcam_dbg_warn("session flag is UNINTERRUPTIBLE. do nothing.");
+               return;
+       }
+
+       _MMCAMCORDER_LOCK_ASM(hcamcorder);
+
+       /* set value to inform a status is changed by asm */
+       hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_BY_ASM;
+
+       /* check the reason */
+       if (!strncmp(reason_for_change, "ringtone-voip", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "ringtone-call", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "voip", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "call-voice", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN)) {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_CALL_START;
+       } else if (!strncmp(reason_for_change, "alarm", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN)) {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_ALARM_START;
+       } else {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_MEDIA;
+       }
+
+       if (focus_state == FOCUS_IS_RELEASED) {
+               hcamcorder->acquired_focus &= ~focus_type;
+
+               _mmcam_dbg_log("FOCUS is released [type %d, remained focus %d] : Stop pipeline[state:%d]",
+                              focus_type, hcamcorder->acquired_focus, current_state);
+
+               __mmcamcorder_force_stop(hcamcorder);
+
+               _mmcam_dbg_log("Finish opeartion. Pipeline is released");
+       } else if (focus_state == FOCUS_IS_ACQUIRED) {
+               _MMCamcorderMsgItem msg;
+
+               hcamcorder->acquired_focus |= focus_type;
+
+               _mmcam_dbg_log("FOCUS is acquired [type %d, new focus %d]",
+                              focus_type, hcamcorder->acquired_focus);
+
+               msg.id = MM_MESSAGE_READY_TO_RESUME;
+               _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
+
+               _mmcam_dbg_log("Finish opeartion");
+       } else {
+               _mmcam_dbg_log("unknown focus state %d", focus_state);
+       }
+
+       /* restore value */
+       hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_NORMAL;
+
+       _MMCAMCORDER_UNLOCK_ASM(hcamcorder);
+
+       return;
+}
+
+
+void _mmcamcorder_sound_focus_watch_cb(mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
+                                       const char *reason_for_change, const char *additional_info, void *user_data)
+{
+       mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(user_data);
+       int current_state = MM_CAMCORDER_STATE_NONE;
+
+       mmf_return_if_fail(hcamcorder);
+
+       current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+       if (current_state <= MM_CAMCORDER_STATE_NONE ||
+           current_state >= MM_CAMCORDER_STATE_NUM) {
+               _mmcam_dbg_err("Abnormal state. Or null handle. (%p, %d)", hcamcorder, current_state);
+               return;
+       }
+
+       _mmcam_dbg_log("sound focus watch callback : focus state %d, reason %s",
+                      focus_state, reason_for_change ? reason_for_change : "N/A");
+
+       if (hcamcorder->session_flags & MM_SESSION_OPTION_UNINTERRUPTIBLE) {
+               _mmcam_dbg_warn("session flag is UNINTERRUPTIBLE. do nothing.");
+               return;
+       }
+
+       _MMCAMCORDER_LOCK_ASM(hcamcorder);
+
+       /* set value to inform a status is changed by asm */
+       hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_BY_ASM;
+
+       /* check the reason */
+       if (!strncmp(reason_for_change, "ringtone-voip", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "ringtone-call", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "voip", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN) ||
+           !strncmp(reason_for_change, "call-voice", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN)) {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_CALL_START;
+       } else if (!strncmp(reason_for_change, "alarm", __MMCAMCORDER_FOCUS_CHANGE_REASON_LEN)) {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_ALARM_START;
+       } else {
+               hcamcorder->interrupt_code = MM_MSG_CODE_INTERRUPTED_BY_MEDIA;
+       }
+
+       if (focus_state == FOCUS_IS_RELEASED) {
+               _MMCamcorderMsgItem msg;
+
+               _mmcam_dbg_log("other process's FOCUS is acquired");
+
+               msg.id = MM_MESSAGE_READY_TO_RESUME;
+               _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
+
+               _mmcam_dbg_log("Finish opeartion");
+       } else if (focus_state == FOCUS_IS_ACQUIRED) {
+               _mmcam_dbg_log("other process's FOCUS is released : Stop pipeline[state:%d]", current_state);
+
+               __mmcamcorder_force_stop(hcamcorder);
+
+               _mmcam_dbg_log("Finish opeartion. Pipeline is released");
+       } else {
+               _mmcam_dbg_log("unknown focus state %d", focus_state);
+       }
+
+       /* restore value */
+       hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_NORMAL;
+
+       _MMCAMCORDER_UNLOCK_ASM(hcamcorder);
+
+       return;
+}
+
+
+void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data)
+{
+       mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(user_data);
+       int current_state = MM_CAMCORDER_STATE_NONE;
+
+       mmf_return_if_fail(hcamcorder);
+       mmf_return_if_fail(value);
+
+       current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+       if (current_state <= MM_CAMCORDER_STATE_NONE ||
+           current_state >= MM_CAMCORDER_STATE_NUM) {
+               _mmcam_dbg_err("Abnormal state. Or null handle. (%p, %d)", hcamcorder, current_state);
+               return;
+       }
+
+       _mmcam_dbg_warn("camera policy [%s], current state [%d]", value, current_state);
+
+       if (!strcmp(value, "disallowed")) {
+               _MMCAMCORDER_LOCK_ASM(hcamcorder);
+
+               /* set value to inform a status is changed by DPM */
+               hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_BY_DPM;
+
+               __mmcamcorder_force_stop(hcamcorder);
+
+               /* restore value */
+               hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_NORMAL;
+
+               _MMCAMCORDER_UNLOCK_ASM(hcamcorder);
+       }
+
+       _mmcam_dbg_warn("done");
+
+       return;
+}
+
+
 int _mmcamcorder_create_pipeline(MMHandleType handle, int type)
 {
        int ret = MM_ERROR_NONE;
@@ -2583,7 +3236,11 @@ int _mmcamcorder_create_pipeline(MMHandleType handle, int type)
 
        pipeline = sc->element[_MMCAMCORDER_MAIN_PIPE].gst;
        if (type != MM_CAMCORDER_MODE_AUDIO) {
+               traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:REALIZE:SET_READY_TO_PIPELINE");
+
                ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
+
+               traceEnd(TTRACE_TAG_CAMERA);
        }
 #ifdef _MMCAMCORDER_GET_DEVICE_INFO
        if (!_mmcamcorder_get_device_info(handle)) {
@@ -2721,7 +3378,7 @@ int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstSta
        GstStateChangeReturn setChangeReturn = GST_STATE_CHANGE_FAILURE;
        GstStateChangeReturn getChangeReturn = GST_STATE_CHANGE_FAILURE;
        GstClockTime get_timeout = __MMCAMCORDER_SET_GST_STATE_TIMEOUT * GST_SECOND;
-       pthread_mutex_t *state_lock = NULL;
+       GMutex *state_lock = NULL;
 
        mmf_return_val_if_fail(handle, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
        sc = MMF_CAMCORDER_SUBCONTEXT(handle);
@@ -2735,7 +3392,7 @@ int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstSta
                state_lock = &_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle);
        }
 
-       pthread_mutex_lock(state_lock);
+       g_mutex_lock(state_lock);
 
        for (k = 0; k < _MMCAMCORDER_STATE_SET_COUNT; k++) {
                setChangeReturn = gst_element_set_state(pipeline, target_state);
@@ -2750,7 +3407,7 @@ int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstSta
                                /* if we reached the final target state, exit */
                                if (pipeline_state == target_state) {
                                        _mmcam_dbg_log("Set state to %d - DONE", target_state);
-                                       pthread_mutex_unlock(state_lock);
+                                       g_mutex_unlock(state_lock);
                                        return MM_ERROR_NONE;
                                }
                                break;
@@ -2758,21 +3415,22 @@ int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstSta
                                _mmcam_dbg_log("status=GST_STATE_CHANGE_ASYNC.");
                                break;
                        default:
-                               pthread_mutex_unlock(state_lock);
+                               g_mutex_unlock(state_lock);
                                _mmcam_dbg_log("status=GST_STATE_CHANGE_FAILURE.");
                                return MM_ERROR_CAMCORDER_GST_STATECHANGE;
                        }
 
-                       pthread_mutex_unlock(state_lock);
+                       g_mutex_unlock(state_lock);
 
                        _mmcam_dbg_err("timeout of gst_element_get_state()!!");
 
                        return MM_ERROR_CAMCORDER_RESPONSE_TIMEOUT;
                }
+
                usleep(_MMCAMCORDER_STATE_CHECK_INTERVAL);
        }
 
-       pthread_mutex_unlock(state_lock);
+       g_mutex_unlock(state_lock);
 
        _mmcam_dbg_err("Failure. gst_element_set_state timeout!!");
 
@@ -2825,11 +3483,117 @@ void _mmcamcorder_video_current_framerate_init(MMHandleType handle)
 }
 
 
+void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder)
+{
+       int i = 0;
+       int loop = 0;
+       int itr_cnt = 0;
+       int result = MM_ERROR_NONE;
+       int cmd_try_count = 0;
+       int current_state = MM_CAMCORDER_STATE_NONE;
+
+       mmf_return_if_fail(hcamcorder);
+
+       /* check command running */
+       do {
+               if (!_MMCAMCORDER_TRYLOCK_CMD(hcamcorder)) {
+                       if (cmd_try_count++ < __MMCAMCORDER_FORCE_STOP_TRY_COUNT) {
+                               _mmcam_dbg_warn("Another command is running. try again after %d ms", __MMCAMCORDER_FORCE_STOP_WAIT_TIME/1000);
+                               usleep(__MMCAMCORDER_FORCE_STOP_WAIT_TIME);
+                       } else {
+                               _mmcam_dbg_err("wait timeout");
+                               break;
+                       }
+               } else {
+                       _MMCAMCORDER_UNLOCK_CMD(hcamcorder);
+                       break;
+               }
+       } while (TRUE);
+
+       current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+
+       _mmcam_dbg_warn("Force STOP MMFW Camcorder");
+
+       for (loop = 0 ; current_state > MM_CAMCORDER_STATE_NULL && loop < __MMCAMCORDER_CMD_ITERATE_MAX * 3 ; loop++) {
+               itr_cnt = __MMCAMCORDER_CMD_ITERATE_MAX;
+               switch (current_state) {
+               case MM_CAMCORDER_STATE_CAPTURING:
+               {
+                       _MMCamcorderSubContext *sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
+                       _MMCamcorderImageInfo *info = NULL;
+
+                       mmf_return_if_fail(sc);
+                       mmf_return_if_fail((info = sc->info_image));
+
+                       _mmcam_dbg_warn("Stop capturing.");
+
+                       /* if caturing isn't finished, waiting for 2 sec to finish real capture operation. check 'info->capturing'. */
+                       mm_camcorder_set_attributes((MMHandleType)hcamcorder, NULL,
+                                                   MMCAM_CAPTURE_BREAK_CONTINUOUS_SHOT, TRUE,
+                                                   NULL);
+
+                       for (i = 0; i < 20 && info->capturing; i++) {
+                               usleep(100000);
+                       }
+
+                       if (i == 20) {
+                               _mmcam_dbg_err("Timeout. Can't check stop capturing.");
+                       }
+
+                       while ((itr_cnt--) && ((result = _mmcamcorder_capture_stop((MMHandleType)hcamcorder)) != MM_ERROR_NONE)) {
+                                       _mmcam_dbg_warn("Can't stop capturing.(%x)", result);
+                       }
+
+                       break;
+               }
+               case MM_CAMCORDER_STATE_RECORDING:
+               case MM_CAMCORDER_STATE_PAUSED:
+               {
+                       _mmcam_dbg_warn("Stop recording.");
+
+                       while ((itr_cnt--) && ((result = _mmcamcorder_commit((MMHandleType)hcamcorder)) != MM_ERROR_NONE)) {
+                               _mmcam_dbg_warn("Can't commit.(%x)", result);
+                       }
+                       break;
+               }
+               case MM_CAMCORDER_STATE_PREPARE:
+               {
+                       _mmcam_dbg_warn("Stop preview.");
+
+                       while ((itr_cnt--) && ((result = _mmcamcorder_stop((MMHandleType)hcamcorder)) != MM_ERROR_NONE)) {
+                               _mmcam_dbg_warn("Can't stop preview.(%x)", result);
+                       }
+                       break;
+               }
+               case MM_CAMCORDER_STATE_READY:
+               {
+                       _mmcam_dbg_warn("unrealize");
+
+                       if ((result = _mmcamcorder_unrealize((MMHandleType)hcamcorder)) != MM_ERROR_NONE) {
+                               _mmcam_dbg_warn("Can't unrealize.(%x)", result);
+                       }
+                       break;
+               }
+               case MM_CAMCORDER_STATE_NULL:
+               default:
+                       _mmcam_dbg_warn("Already stopped.");
+                       break;
+               }
+
+               current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+       }
+
+       _mmcam_dbg_warn( "Done." );
+
+       return;
+}
+
+
 static gboolean __mmcamcorder_handle_gst_error(MMHandleType handle, GstMessage *message, GError *error)
 {
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
        _MMCamcorderMsgItem msg;
-       gchar *msg_src_element;
+       gchar *msg_src_element = NULL;
        _MMCamcorderSubContext *sc = NULL;
 
        return_val_if_fail(hcamcorder, FALSE);
@@ -2884,10 +3648,12 @@ static gboolean __mmcamcorder_handle_gst_error(MMHandleType handle, GstMessage *
        }
 #endif /* _MMCAMCORDER_SKIP_GST_FLOW_ERROR */
 
-       /* post error to application */
-       sc->error_occurs = TRUE;
-       msg.id = MM_MESSAGE_CAMCORDER_ERROR;
-       _mmcamcroder_send_message(handle, &msg);
+       /* post error to application except RESTRICTED case */
+       if (msg.param.code != MM_ERROR_POLICY_RESTRICTED) {
+               hcamcorder->error_occurs = TRUE;
+               msg.id = MM_MESSAGE_CAMCORDER_ERROR;
+               _mmcamcorder_send_message(handle, &msg);
+       }
 
        return TRUE;
 }
@@ -2991,6 +3757,40 @@ static gint __mmcamcorder_gst_handle_resource_error(MMHandleType handle, int cod
                }
        }
 
+       /* audiosrc */
+       element = GST_ELEMENT_CAST(sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst);
+       if (GST_ELEMENT_CAST(message->src) == element) {
+               if (code == GST_RESOURCE_ERROR_FAILED) {
+                       int ret = MM_ERROR_NONE;
+                       int current_state = MM_CAMCORDER_STATE_NONE;
+
+                       _mmcam_dbg_err("DPM mic DISALLOWED - current state %d", current_state);
+
+                       _MMCAMCORDER_LOCK_ASM(hcamcorder);
+
+                       current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
+                       if (current_state >= MM_CAMCORDER_STATE_RECORDING) {
+                               /* set value to inform a status is changed by DPM */
+                               hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_BY_DPM;
+
+                               ret = _mmcamcorder_commit((MMHandleType)hcamcorder);
+                               _mmcam_dbg_log("commit result : 0x%x", ret);
+
+                               if (ret != MM_ERROR_NONE) {
+                                       _mmcam_dbg_err("commit failed, cancel it");
+                                       ret = _mmcamcorder_cancel((MMHandleType)hcamcorder);
+                               }
+                       }
+
+                       /* restore value */
+                       hcamcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_NORMAL;
+
+                       _MMCAMCORDER_UNLOCK_ASM(hcamcorder);
+
+                       return MM_ERROR_POLICY_RESTRICTED;
+               }
+       }
+
        /* encodebin */
        element = GST_ELEMENT_CAST(sc->encode_element[_MMCAMCORDER_ENCSINK_VENC].gst);
        if (GST_ELEMENT_CAST(message->src) == element) {
@@ -3182,3 +3982,31 @@ static gint __mmcamcorder_gst_handle_resource_warning(MMHandleType handle, GstMe
 
        return MM_ERROR_NONE;
 }
+
+int _mmcamcorder_get_video_caps(MMHandleType handle, char **caps)
+{
+       GstPad *pad = NULL;
+       GstCaps *sink_caps = NULL;
+       _MMCamcorderSubContext *sc = NULL;
+
+       sc = MMF_CAMCORDER_SUBCONTEXT(handle);
+       _mmcam_dbg_warn("Entered ");
+       pad = gst_element_get_static_pad(sc->element[_MMCAMCORDER_VIDEOSINK_SINK].gst, "sink");
+       if(!pad) {
+               _mmcam_dbg_err("static pad is NULL");
+               return MM_ERROR_CAMCORDER_INVALID_STATE;
+       }
+
+       sink_caps = gst_pad_get_current_caps(pad);
+       gst_object_unref( pad );
+       if(!sink_caps) {
+               _mmcam_dbg_err("fail to get caps");
+               return MM_ERROR_CAMCORDER_INVALID_STATE;
+       }
+
+       *caps = gst_caps_to_string(sink_caps);
+       _mmcam_dbg_err("video caps : %s", *caps);
+       gst_caps_unref(sink_caps);
+
+       return MM_ERROR_NONE;
+}