-#define DEFAULT_AUDIO_EFFECT_ELEMENT ""
-#define DEFAULT_USE_AUDIO_EFFECT_PRESET FALSE
-#define DEFAULT_AUDIO_EFFECT_PRESET_LIST ""
-#define DEFAULT_AUDIO_EFFECT_PRESET_LIST_EARPHONE_ONLY ""
-#define DEFAULT_USE_AUDIO_EFFECT_CUSTOM FALSE
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_LIST ""
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_LIST_EARPHONE_ONLY ""
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_NUM 0
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_WIDTH ""
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_FREQ ""
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_MIN 0
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_MAX 0
-#define DEFAULT_AUDIO_EFFECT_CUSTOM_EXT_NUM 0
-#define DEFAULT_USE_AUDIO_EFFECT_SQUARE FALSE
-#define DEFAULT_AUDIO_EFFECT_SQUARE_ROW_MAX 0
-#define DEFAULT_AUDIO_EFFECT_SQUARE_COL_MAX 0
-#define DEFAULT_USE_SINK_HANDLER TRUE
-#define DEFAULT_SKIP_RESCAN TRUE
-#define DEFAULT_GENERATE_DOT FALSE
-#define DEFAULT_PROVIDE_CLOCK_FOR_MUSIC TRUE
-#define DEFAULT_PROVIDE_CLOCK_FOR_MOVIE FALSE
-#define DEFAULT_DELAY_BEFORE_REPEAT 50 /* msec */
-#define DEFAULT_EOS_DELAY 150 /* msec */
-#define DEFAULT_VIDEOSINK_X "xvimagesink"
-#define DEFAULT_VIDEOSINK_EVAS "evasimagesink"
-#define DEFAULT_VIDEOSINK_FAKE "fakesink"
-#define DEFAULT_AUDIORESAMPLER "audioresample"
-#define DEFAULT_AUDIOSINK "pulsesink"
-#define DEFAULT_GST_PARAM ""
-#define DEFAULT_EXCLUDE_KEYWORD ""
-#define DEFAULT_ASYNC_START TRUE
-#define DEFAULT_DISABLE_SEGTRAP TRUE
-#define DEFAULT_VIDEO_CONVERTER ""
-#define DEFAULT_LIVE_STATE_CHANGE_TIMEOUT 30 /* sec */
-#define DEFAULT_LOCALPLAYBACK_STATE_CHANGE_TIMEOUT 10 /* sec */
+#define DEFAULT_EMPTY_VALUE ""
+#define DEFAULT_AUDIO_EFFECT_ELEMENT ""
+#define DEFAULT_USE_AUDIO_EFFECT_PRESET FALSE
+#define DEFAULT_AUDIO_EFFECT_PRESET_LIST ""
+#define DEFAULT_AUDIO_EFFECT_PRESET_LIST_EARPHONE_ONLY ""
+#define DEFAULT_USE_AUDIO_EFFECT_CUSTOM FALSE
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_LIST ""
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_LIST_EARPHONE_ONLY ""
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_NUM 0
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_WIDTH ""
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_BAND_FREQ ""
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_MIN 0
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EQ_MAX 0
+#define DEFAULT_AUDIO_EFFECT_CUSTOM_EXT_NUM 0
+#define DEFAULT_USE_SINK_HANDLER TRUE
+#define DEFAULT_SKIP_RESCAN TRUE
+#define DEFAULT_GENERATE_DOT FALSE
+#define DEFAULT_USE_SYSTEM_CLOCK TRUE
+#define DEFAULT_DELAY_BEFORE_REPEAT 50 /* msec */
+#define DEFAULT_EOS_DELAY 0 /* msec */
+#define DEFAULT_VIDEOSINK_OVERLAY "tizenwlsink"
+#define DEFAULT_VIDEOSINK_EVAS "evasimagesink"
+#define DEFAULT_VIDEOSINK_FAKE "fakesink"
+#define DEFAULT_AUDIORESAMPLER "audioresample"
+#define DEFAULT_AUDIOSINK "pulsesink"
+#define DEFAULT_A_OFFLOAD_DEVICE_TYPE ""
+#define DEFAULT_GST_PARAM ""
+#define DEFAULT_EXCLUDE_KEYWORD ""
+#define DEFAULT_UNSUPPORTED_CODEC_KEYWORD ""
+#define DEFAULT_DISABLE_SEGTRAP TRUE
+#define DEFAULT_VIDEO_CONVERTER ""
+#define DEFAULT_LIVE_STATE_CHANGE_TIMEOUT 30 /* sec */
+#define DEFAULT_LOCALPLAYBACK_STATE_CHANGE_TIMEOUT 10 /* sec */
+#define DEFAULT_PCM_BUFFER_SIZE 51200 /* bytes */
+#define DEFAULT_NUM_OF_VIDEO_BO 10
+#define DEFAULT_TIMEOUT_OF_VIDEO_BO 10 /* sec */
+#define DEFAULT_AUDIO_OFFLOAD_SINK ""
+#define DEFAULT_SUPPORT_AUDIO_EFFECT FALSE /* with HW audio codec */
+#define DEFAULT_SUPPORT_PCM_EXPORTING FALSE /* with HW audio codec */
+#define DEFAULT_SUPPORT_PITCH_CONTROL FALSE /* with HW audio codec */
+#define DEFAULT_SUPPORT_REPLAYGAIN_CONTROL FALSE /* with HW audio codec */
+#define DEFAULT_USE_DECODEBIN FALSE
+