Add-ons
- API
- Communication Center
- Disaster Recovery System
- Standard Object Library
  The WinCC OA Standard Object Library (in short: Stdlib) is a base framework that facilitates the creation and use of WinCC OA Libraries. The Stdlib provides templates for creating WinCC OA Libraries and offers a vast range of functions that make the use of a WinCC OA Library in a WinCC OA project easier.
- BACnet Application
- SmartSCADA
  The WinCC OA feature SmartSCADA provides two packages: the Analytics package and the KPI framework.
- WinCC OA Excel Report
  WinCC OA Excel Report, is a program extension of MS Excel for integrated data evaluation and protocol generation with WinCC OA archive data. Reports can be created with the WinCC OA Excel Report. Templates are used for the reports. If a report is to be generated over a defined period of time, the system accesses the template and automatically fills it with data from the process database. Reports can also be created, printed and saved on a scheduled basis without requiring user access.
- Video
  - Video Basics
  - Object Explorer Overview
  - Camera lists
  - Sequences
  - Configurations
  - External events
  - Video Export
  - Video Workstation
  - Playback
  - Human Interface Devices (HID)
  - CTRL Functions
    - VIDEO_OA_getDefaultStreamNumForDisplay()
      Returns the default stream for a display.
    - VIDEO_OA_getDefaultStreamNumForWorkstation()
      Returns the default stream for a user interface.
    - getFrameTimestampTickInterval()
      The function of provides information about the capture time of video frames.
    - VIDEO_OA_getStreamInfo()
      Returns the stream information, which is saved in a camera data point
    - VIDEO_OA_getStreamInfoForShowLiveDefaultDisplay()
      Returns the stream information to open a live stream on a display monitor. The default stream is used.
    - VIDEO_OA_getStreamInfoForShowLiveDefaultWidget()
      Returns the stream information to open a live stream on an EWO. The default stream is used.
    - VIDEO_OA_filterKeywordValue()
      Returns the value of a keyword.
    - VIDEO_OA_getUserPermission()
      The function returns the authorization for the given action.
    - VIDEO_OA_getWorkstationDp()
      Returns the data point name of the workstation for the given manager number.
    - onFrameRate()
    - onLatestFrameTimestamp
      The Event with which the frame timestamp information is reported for video_oa/control_functions/VIDEO_OA_getFrameTimestampTickIntervall.html and video_oa/control_functions/VIDEO_OA_setFrameTimestampTickIntervall.html.
    - onStreamStateChanged()
      The event which is triggerd by a change in the stream state .
    - VIDEO_OA_openMessageInfo()
      This function opens an information window and you can adjust the message individually.
    - VIDEO_OA_openMessageInfoAnswer()
      This function opens a dialog and you can adjust the message individually.
    - VIDEO_OA_openMessageWarning()
      This function opens a warning window and you can adjust the message individually.
    - VIDEO_OA_openNoPermission()
      Opens an information window. The window informs about the required authorization level.
    - VIDEO_OA_openObjectExplorer()
      This function opens the object explorer.
    - VIDEO_OA_getDefaultStreamNumForDisplay()
      Returns the default stream for a display.
    - setFpsReportInterval()
      The function delivers the current frame rate.
    - setFrameTimestampTickInterval()
      The function sets the capture time of video frames.
    - showLiveRtsp()
      This function starts the live streaming functionality of the video application.
    - Verwaltung von Kameras
    - Video EWO
    - Konfigurationen und Sequenzen
    - Bedienpult
    - HID
  - Graphical objects
  - Data Point Types
  - vimacc OA - Release Notes

onStreamStateChanged()

The event which is triggerd by a change in the stream state .

Synopsis

void onStreamStateChanged(int dialogIdx, uint mode, uint state)

Parameter


Parameter	Description
dialogIdx	Identifies the video dialog on which the video is to be displayed if a grid with several videos is chosen.
mode	The current streaming mode of the video dialog. Valid mode values are: const uint STREAMING_MODE_NONE = 0x00; const uint STREAMING_MODE_LIVE = 0x01; const uint STREAMING_MODE_PLAYBACK = 0x10; const uint STREAMING_MODE_SEQUENCE = 0x20;
state	The current streaming status or an error in the video dialog. Valid states are: const uint STREAMING_STATE_STOPPED = 0x00; const uint STREAMING_STATE_STREAMING = 0x01; const uint STREAMING_STATE_ERROR = 0x1001; const uint STREAMING_STATE_ERROR_UNKNOWN_CHANNEL = 0x1002; const uint STREAMING_STATE_ERROR_UNAUTHORIZED = 0x1004; const uint STREAMING_STATE_ERROR_NOT_FOUND = 0x1008;

Description

This event asynchronously reports successful connection establishment and errors during connection establishment to the RTSP streaming source.

Assignment

Video functions

Availability

UI, CTRL