Change-Id: Ie82a3e373f67cc08952d78ff0f7a795d66850968
* @since_tizen 5.0
* @remarks This function requires the ratio value of the each coordinate and size based on the video resolution size
* to consider the dynamic resolution video content.
- * @remarks The ROI area is valid only in #PLAYER_DISPLAY_TYPE_OVERLAY.
+ * @remarks This function have to be called after calling player_set_display() and the ROI area is valid only in #PLAYER_DISPLAY_TYPE_OVERLAY.
* @param[in] player The handle to the media player
* @param[in] x_scale X coordinate ratio value of the video source area based on the video width size \n
* Valid range is 0.0~1.0.