Addons
- API
- Communication Center
- Disaster Recovery System
- Standardobjektbibliothek
- BACnet-Applikation
- SmartSCADA
- WinCC OA Excel-Report
- Video
  - Video Grundlagen
  - Object Explorer Übersicht
  - Kameralisten
  - Sequenzen
  - Konfigurationen
  - Externe Meldungen
  - 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_OA_getCameraDpFromNum()
        Converts a camera number to appropriate camera data point name.
      - VIDEO_OA_getCameraNumFromDp()
        Returns the camera number for the given data point name.
      - VIDEO_OA_getMaxPreset()
        Returns the number of defined preset positions in the configuration.
      - VIDEO_OA_isCameraIP()
        The function checks whether the specified camera is an analog or an IP camera.
      - VIDEO_OA_isCameraPTZ()
        The function checks whether the specified camera is a fixed or a PTZ camera.
      - VIDEO_OA_openChildScreenLive()
        Opens a live image as a child panel in the opened module.
    - Video EWO
    - Konfigurationen und Sequenzen
    - Bedienpult
    - HID
  - Grafikobjekte
  - Datenpunkttypen
  - Video-Widget
  - Streaming
  - vimacc OA - Release Notes

VIDEO_OA_getCameraNumFromDp()

Returns the camera number for the given data point name.

Synopsis

int VIDEO_OA_getCameraNumFromDp(string sCameraDp);

Parameters


Parameter	Description
sCameraDp	Camera data point

Return Value

Camera number. In case of errors the function will return -1. If the data point does not exist or it is not of type VIDEO_OA_Camera, -1 will be returned.

Errors

Missing or wrong arguments

Description

Returns the camera number for the given data point name.

EXAMPLE

main()
{
  DebugN(VIDEO_OA_getCameraNumFromDp("Camera_00001"));
}

Assignment

Video functions

Availability

UI, CTRL